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• Main Page
  ... and contribute to the wiki. Wiki pages can be edited by any [[Special:Listusers|user]], and so the wiki enables distributed, democratic management of [[Sp ... * [[Special:Recentchanges|Recent changes]]: see what users are currently working on
  3 KB (434 words) - 21:14, 13 January 2010
• DDWiki
  ... www.wikipedia.org Wikipedia], a free encyclopedia writen and edited by its users. DDWiki uses the same [[MediaWiki]] software as Wikipedia, and so it appea ... ... possible to guarantee accuracy of content; however, experience shows that users tend to take pride in the accuracy of their entries and in correcting inac ...
  5 KB (773 words) - 22:46, 28 February 2007
• Researchers
  ... o DDWiki topics (alphabetically by last name). This is not a static list - users should feel welcome to add more information.
  15 KB (1706 words) - 23:33, 27 February 2011
• Publications
  This is a partial list. DDWiki users may add additional categories and publications as appropriate.
  7 KB (1014 words) - 21:28, 25 January 2008
• Blender 2
  First, a usage study was conducted to determine how users interact with the blender and its functionality. The study revealed that a ...
  33 KB (4907 words) - 22:51, 7 February 2011
• Umbrella
  * People around umbrella users
  44 KB (6513 words) - 01:13, 15 October 2008
• Weed whacker analysis
  ... lectric design, however the placement of the center of mass is between the users hands so that additional forces are not needed.
  14 KB (2346 words) - 03:58, 11 November 2008
• Public policy for reducing effects of negative externalities
  ... able to sell their surplus carbon points into a central bank. High energy users could then buy them - motorists who had used their allocation would still ...
  17 KB (2691 words) - 20:33, 5 April 2007
• Value opportunity analysis
  ... y exciting as many of the human senses as possible. By accomplishing this, users would have a favorable relationship with the product, creating a positive ... ... at term implies, it is an applied science that greatly concerns the target users. It is a particularly important value opportunity in the workplace, such t ...
  6 KB (1016 words) - 15:30, 1 October 2007
• Ansys
  ... d, loaded and meshed. When performing a geometry optimization using Ansys, users must take into account all of these factors. By exploring a case study, th ... ... ergrad mechanical engineering course, there were two main methods in which users approached this problem.
  2 KB (325 words) - 16:44, 12 January 2007
• Snowboard
  === Users ===
  23 KB (3465 words) - 21:50, 23 February 2012
• Scooter
  ... design. One major problem proved that the scooter is difficult for larger users. Following the data acquisition sessions, problems with both usage and des ... *The scooter is difficult for larger users. While there are bigger models, an adjustable universal model would be an ...
  48 KB (6926 words) - 03:54, 14 February 2012
• Product dissection
  * Identify different groups of users who may have different needs from the user you first identified (for examp ...
  4 KB (519 words) - 15:41, 12 September 2007
• Bathroom scale
  ==Different Users / Use Scenarios==
  3 KB (372 words) - 15:36, 23 January 2007
• Staple gun
  ... s to make assembly easier, bolts that require specialized tools to prevent users from disassembling it, two bars instead of one for easy stamping and manuf ... ==Different Users / Use Scenarios==
  23 KB (3722 words) - 19:13, 5 May 2007
• Cordless drill
  ... tomer use we found that users have very basic needs from cordless drills. Users want their cordless drill to have a battery that lasts a long time or has ... ... special use scenarios, but in general we determined the largest groups of users use small cordless drills for personal non-commercial small projects, incl ...
  28 KB (4573 words) - 23:25, 20 March 2007
• Paper shredder
  ... search will also be done involving other users through focus groups (where users are asked to comment on the experiences had with the product) and observat ... ... special needs), problems discovered during role playing, input from other users, and other ideas that would facilitate use. The top modification possibili ...
  36 KB (5500 words) - 20:38, 3 March 2007
• Ceiling-mounted bicycle lift
  ... ustomer’s requests because it provides an all-purpose solution to enable users to store their bike in a protected, organized, and out of sight manner. ... ycle, we do not think that product will pose any problems for its intended users. The [[Ceiling-mounted bicycle lift use]] wiki page shows a detailed acco ...
  21 KB (3411 words) - 04:07, 5 May 2007
• Active climbing cam
  ... perform some analysis. Because of a failure of our product is fatal to its users, we recognized some important requirements. The product must be able to wi ... - intuitive for new users<br />
  27 KB (4381 words) - 23:50, 4 March 2007
• Paintball marker
  ... ese considerations include assembly of the marker by disabled individuals, users with bad vision or weak arms, and facing clogged barrels. The report also ... ... nd run with it. The marker also needs to be designed in such a manner that users can upgrade their markers conveniently. This includes upgrades such as cha ...
  31 KB (5100 words) - 21:28, 12 September 2007
• Inkjet printer
  '''Different Users''' | Input Buttons || 1 set || Lets users input basic operation commands || Plastic/Others || n/a || Injection Mo ...
  20 KB (3174 words) - 09:23, 8 March 2007
• Automatic can opener
  ... ght components also increases usability, allowing for a wider age range of users because ability to lift should not be a problem until the very extremes of ...
  20 KB (3198 words) - 01:01, 7 May 2007
• Car jack
  By studying the normal use we can see what the users as well as the jack go though during a typical use. This helps to give us ... *Might be difficult for some users to kneel down next to car and reach under for correct placement.
  14 KB (2446 words) - 18:21, 4 March 2007
• ASME Design Engineering Division Newsletter 2007
  ... or their paper, “Identifying Customer Needs – Disabled Persons as Lead Users”. Also, 9 graduate students and 1 undergraduate won the NSF/ASME Design ... ... DDWiki currently has over 175 articles, 26000 page views and 70 registered users, and it is used actively in design courses and by researchers.
  48 KB (7131 words) - 02:52, 23 October 2008
• Automatic card shuffler
  ... ired by doing the same procedure manually with human hands. For the senior users, it would help to save the time of reading and learning the user’s manua ... ... weight and feasible structure of product will make it more accessible for users.
  28 KB (4658 words) - 19:42, 7 May 2007
• Bicycle light generator
  ... lso be minimized if the manufacture provides warning message to notify the users regarding to this failure possibility before purchase.
  26 KB (3781 words) - 02:45, 30 March 2007
• Failure mode and effects analysis
  ... sk of interacting with the product or require unusually quick judgment, or users that interact with the product in ways not planned by the designer may res ...
  17 KB (2486 words) - 18:00, 5 February 2007
• Microphone stand
  ... r location. While disc jockeys/on-air personnel are the primary day-to-day users of this device, there are other stakeholders. For radio station management ... ... he vertical and another at about 135 degrees. This is very limited as the users of the microphone stand are diverse in height and seating positions. An a ...
  32 KB (5012 words) - 04:42, 12 October 2007
• Automatic can opener redesign
  ... made. Even though we could have our own ideas as to what is important to users when using the can opener, we had to conduct research by way of a survey t ... ... o water and had malfunctionability. Weight is the next concern, where girl users or higher aged group consumers believe the current designs of can openers ...
  44 KB (7495 words) - 04:04, 7 May 2007
• Staple gun research, opportunities and concepts
  Although we find the staple gun to be a relatively safe tool, many users feel ... ntention of making the staple gun easier to squeeze. With a longer handle users would get a greater mechanical advantage and there would be less force req ...
  8 KB (1313 words) - 11:50, 16 March 2007
• Active climbing cam, 1st report
  ... perform some analysis. Because of a failure of our product is fatal to its users, we recognized some important requirements. The product must be able to wi ... - intuitive for new users<br />
  27 KB (4359 words) - 23:47, 4 March 2007
• Ceiling-mounted bicycle lift redesign
  ... than a bicycle. Observation of storage areas and a survey of prospective users indicate the need for such a device. Our top three concepts offer differe ...
  13 KB (2031 words) - 04:07, 5 May 2007
• Inkjet Printer Design Report2 Spring 2007
  ... e were able to brainstorm design concepts that we believed would solve the users’ problem. We generated 50 design concepts and after eliminating the idea ... 36.Interchangeable parts to allow users to upgrade their printers without having to purchase a
  15 KB (2483 words) - 09:42, 23 March 2007
• Inkjet Printer Notes Spring 2007
  '''Input Buttons:''' lets users input basic commands
  9 KB (1460 words) - 04:55, 7 March 2007
• Card Shuffler Improvement Ideas
  ... erity issues, casinos would eat up most of the percentage of card shuffler users. Furthermore, the people who have dexterity issues are rarely seen in plac ...
  7 KB (1148 words) - 18:16, 8 March 2007
• Report 2: Research, Opportunities and Concepts
  ... b>Problem</b> From our market survey, these features are preferred by most users.<br> The product would be appealing to the users since it does not require any additional work to activate. Some lighting ...
  16 KB (2335 words) - 04:41, 9 March 2007
• Staple gun redesign
  Although we find the staple gun to be a relatively safe tool, many users feel ... ntention of making the staple gun easier to squeeze. With a longer handle users would get a greater mechanical advantage and there would be less force req ...
  8 KB (1313 words) - 23:06, 16 March 2007
• Ceiling-mounted storage lift
  ... market our base product for around $25-35. Additionally since most of the users surveyed were college students, the average customer most likely would be ... ... nterest in using the lift to store clothes and shoes out of the way. Also, users were interested in seasonal objects, sports equipment and typical garage i ...
  29 KB (4904 words) - 14:57, 9 May 2007
• Remote control tarantula
  Users of this product seek out the novelty of a seemingly ‘alive’, self-cont ... ... h the tarantula, the above three tenets were commonly raised in some form. Users frequently asked if the tarantula could survive a fall from a table, what ...
  34 KB (5056 words) - 16:51, 12 October 2007
• Airsoft gun
  ... pons. Safety concerns may be different for different age groups. Younger users may not be as mature and may not consider safety as important when using a ...
  44 KB (6527 words) - 19:38, 12 October 2007
• Aquarium pump
  ... product that is compact, light-weight, easy to use, and economical. Siphon users in all applications require an ability to create and maintain a siphon in ... **Users
  24 KB (3943 words) - 00:55, 12 October 2007
• Ice cream maker
  ... the ice cream maker is an instruction and recipe booklet that describes to users how to make all the various frozen desserts listed as the primary function ... ... 1 - Metal Contact || A mechanism used to open and close a circuit to allow users to manually stop and start the ice cream maker. || Plastic, Aluminum || Pl ...
  36 KB (5842 words) - 08:39, 10 December 2007
• Siphon
  *Users ... primary users of this device are individuals who own aquariums. Secondary users include anyone wishing to transfer an amount of liquid that would be diffi ...
  23 KB (3463 words) - 03:35, 9 October 2007
• Bilge pump
  *Users In its original design context, the primary users of this product are individuals who participate in maritime activities in ...
  28 KB (4426 words) - 03:53, 9 October 2007
• Windshield wiper assembly
  ... need for change. Therefore, it is necessary to have a system that vehicle users can maintain themselves. Windshield wipers are readily available in most ... * Motor Vehicle Users (cars, busses, trucks)
  37 KB (5779 words) - 01:56, 5 December 2007
• Blender
  ... ’s current design featuring the nozzle at the base of the blender allows users to use the blender as both a blender and a pitcher.
  33 KB (5152 words) - 20:44, 12 October 2007
• Paintball gun
  ... on the environment would be to implement a recycling program to encourage users of this product to turn in scrapped paintball guns for reclamation. A mech ... ... the sport or play can become unsafe. Certain arenas measure and limit the users’ guns to a lower value.
  36 KB (5596 words) - 21:21, 12 October 2007
• Fire extinguisher
  Since most users will not be aware of the weight difference between a full and empty exting ... ... e majority of people that use the fire extinguisher. However, for certain users, such as the elderly and those with physical disabilities, squeezing 13 po ...
  27 KB (4302 words) - 00:01, 11 October 2007
• Windshield Wiper Assembly Re-design
  ... latter option would be more environmentally friendly and would also allow users to buy several rubber pieces at once, making it very easy to change out th ...
  27 KB (4473 words) - 15:15, 23 October 2007
• Fire extinguisher redesign
  Another issue to be addressed is the fact that most unexperienced users won't aim at the base of the fire as prescribed by the instructions. This ... ... ter fire extinguisher. These oversized features appeal to a wide range of users, from young children to the elderly.
  15 KB (2290 words) - 16:45, 12 October 2007
• Airsoft gun redesign
  ... e, no real assault rifle can hold over 300 rounds easily, but many airsoft users would opt for an airsoft gun with a magazine that can hold that many round ...
  17 KB (2817 words) - 07:10, 24 October 2007
• Remote control tarantula redesign
  ... re was a greater chance of interaction with families with young children. Users were asked to express any comments or suggestions regarding improvements o ... ... eelers was proposed, increasing the potential uses for the product. Other users commented on the need for increased aesthetic appeal. These suggestions p ...
  28 KB (4312 words) - 00:21, 12 December 2007
• Blender redesign
  ... having a well mixed product and having to clean another part, we feel that users would choose to clean another part. The negative score in manufacturing is ...
  16 KB (2767 words) - 04:28, 12 December 2007
• Ice cream maker redesign
  ... ound was that the entire process of making ice cream took far too long and users soon grew frustrated or impatient. Furthermore, there was a large depende ... ... r may grow tiresome of the long waiting process. In one of the trials, the users had to wait for approximately three hours before deciding to give up and p ...
  29 KB (5064 words) - 20:54, 12 October 2007
• Ratcheting Screwdriver Redesign
  ... nscrew, with no other instructions. After carefully observing each of the users and interviewing them about their experiences afterwards, the most common ... ... om an angle, which all users had difficulty with. We observed a number of users grow very frustrated in trying to turn these screws, and the problems with ...
  14 KB (2351 words) - 19:41, 12 October 2007
• Software for discrete choice model estimation
  ... on the textbook, often using the same notation as presented in the book. Users of bayesm are likely to find that they need the textbook as a reference in ...
  8 KB (1138 words) - 15:14, 19 August 2013
• Removable windshield scraper blade
  ... th product ideas. A list of our product ideas and interviews with product users can be found [http://ddl.me.cmu.edu/ddwiki/index.php/Windshield_wiper_idea ... ... product. The final requirement is storage. This is important because the users will be taking the scraper device on and off of the windshield and storing ...
  63 KB (10725 words) - 23:54, 1 January 2008
• Airsoft Electronic Ammunition Counter Final Report
  ... s left in their magazines. The premise behind our counter is simple: when users want to know how much ammunition is in their magazine, they simply look at ... ... ely done before (the M41A modification kit is not an ideal solution). For users who use high capacity magazines ("hi-caps" for short), this would not real ...
  40 KB (6616 words) - 05:12, 12 December 2007
• Remote control tarantula Final Design
  ... erse various terrains was another point of interest for some users. Other users asked for the introduction of additional functions such as variable rates ... *Users
  21 KB (3457 words) - 05:09, 12 December 2007
• Wiki-based learning in the classroom
  ... awaiian word for quick) is a type of website that provides a framework for users to interactively and collaboratively build a database of interrelated info ... # MediaWiki has its own wiki, offering users comprehensive instructions about installation, maintenance, and updating; ...
  31 KB (4885 words) - 20:57, 17 January 2008
• ASME Design Engineering Division Newsletter 2008
  ... e rapid evolution of these technologies. Mechanical engineers are not just users of these methods and tools but are heavily involved in their development. ... ... community. The wiki already has over 350 pages of content, 170 registered users, and 100,000 page views, and it has been used interactively by instructors ...
  66 KB (9741 words) - 21:28, 5 June 2008
• Transportation Research Board
  **System Users ... t recent full-text reports, can be found on TRB’s website (www.TRB.org). Users can search the current Publications Catalog and order reports online, appl ...
  23 KB (3096 words) - 22:24, 5 March 2008
• Post hole digger
  ... le digger involve homeowners, construction workers, landscapers, and other users that are primarily focused on digging deep, uniform holes to erect fence a ... *Design needs to be able to adapt to a range of users with different body types
  75 KB (11990 words) - 02:56, 3 February 2009
• Guitar bridge
  ... points. These flaws present everyday headaches for the two main groups of users, amateur guitarists, and professional guitarists. Through our quantitativ ... ... this product, the manufacturers, suppliers, the novice users, and high-end users. There is enough variety in the market today that any major changes or imp ...
  51 KB (7987 words) - 02:11, 11 May 2010
• Baby stroller
  ... (1) presses down on either the left or the right break (Part Number). Most users push this break with their foot, as it located on the break bar/rear wheel ... and stores selling the baby stroller. The major needs for the users (baby and parents) are the
  45 KB (7384 words) - 03:30, 13 October 2008
• Weed whacker
  *Users - includes the common lawn owners and also professional gardeners<br /> The trigger handle is excessively long allowing more than 1 inch for even users with large hands. Shortening this will allow less force by the trigger han ...
  21 KB (3248 words) - 04:01, 25 September 2008
• Exercise bike
  There are 8 main stakeholders in the exercise bike: Users, Fitness centers, Maintenance crew, Manufacturers, Transportation, Society ... * Users
  40 KB (6130 words) - 05:36, 2 June 2010
• Ski boot walking attachment initial
  ... d hook that hold the two sides of the boot tight to provide better fit for users. For more user friendly design, one of the buckling mechanisms (the bottom ... ... bility of failure. In addition, using screws for the joint allows the end-users to replace the plates when they are worn out. Thus, the structures on the ...
  50 KB (7720 words) - 21:25, 9 December 2008
• Self propelled lawnmower
  ... this part we also decided it would be best left intact. In the lawn mower users manual it tells you to have the transmission opened or serviced at a Toro ...
  34 KB (5466 words) - 04:11, 16 October 2008
• Nitro RC car
  ... ered when designing and manufacturing a Nitro RC car. First, raw material users in the company that provide the parts made of plastics, metal and rubber. ...
  3 KB (458 words) - 01:36, 19 September 2008
• Ice cube maker
  * General users
  25 KB (3670 words) - 23:58, 16 October 2008
• Toaster
  ... y to change current toaster designs, to address some common problems which users complain about most frequently.
  41 KB (5972 words) - 01:54, 2 February 2011
• Toaster usability study
  For a toaster, users fall into a wide range of people. This includes all ages and economic sta ...
  3 KB (440 words) - 02:04, 29 September 2008
• RC rock crawler truck
  ... er may also prefer that the truck is very safe for yound and unexperienced users. A customer would also like the truck to perform fairly well. Performance ... From our FMEA analysis and discussions with local hobby shops and end users, we determined that the 3 major failure modes for the Wheely Truck are: <b ...
  44 KB (6889 words) - 22:55, 15 October 2008
• Toaster redesign
  ... p determine and evaluate potential conceptual designs, our team researched users, stakeholders, design problems, patents, and current products. This resea ... == Users Survey==
  23 KB (3550 words) - 03:45, 16 October 2008
• Weed whacker redesign
  ... rmine the important design factors of a weed whacker that we felt affected users the most. We were then able to come up with a few different concept desig ... ... omers who were looking at weed whackers we found that the main concerns of users were:
  19 KB (3026 words) - 03:10, 9 October 2008
• Post hole digger redesign
  ... more specifically, the prospect of implementing adjustable handles to suit users of various heights. Alongside conducting usability studies, the team condu ... ... e safety of a mechanical post hole digger is more than sufficient for most users and applications. Post hole diggers have come in many shapes, sizes, and h ...
  73 KB (12037 words) - 01:53, 9 October 2008
• Guitar bridge redesign
  ... sts of varied skill level and experience, we identified several areas that users would wish to see improvements in, and developed four designs that we felt ... ... roduct: the manufacturer, the supplier, the novice users, and the high-end users. There is enough variety in the market today that any major changes or imp ...
  29 KB (4671 words) - 03:42, 9 October 2008
• Self propelled lawnmower redesign
  ... awn mower. We first identified that far less than even half of lawn mower users would even have access to and adequate vehicle to move the mower in. The s ... ... r's rpms dropped too low. We thought that this design feature would allow users to slow down or stop forward movement of the mower until the rpms got high ...
  22 KB (3369 words) - 04:28, 9 October 2008
• Umbrella redesign
  ... The following is the summary of the observations of the different umbrella users. * Relatively young users preferred Auto open close umbrella since it is possible to handle it with ...
  32 KB (5053 words) - 07:02, 10 October 2008
• Lamp stand mechanical arm redesign
  ... ersity students and professionals as they interacted with said lamp. Most users were significantly unhappy with the current lamp, citing various reasons t ... ... ers. These, along with adapters to work with existing products will allow users to attach practically any product to the Modular Desk Assistant . We beli ...
  35 KB (5357 words) - 04:00, 9 October 2008
• RC rock crawler truck redesign
  From our market research we identified that the primary reason users buy HPI’s Wheely King is because it is a low cost RC Truck that can be u ... ... common problem was the car tipping over. This happened mostly because the users were not familiar with rock climbing <br />
  26 KB (4024 words) - 02:51, 9 October 2008
• Ski boot walking attachment redesign
  ... ps to slide back and forth across the walking attachment. This allows the users boot to slide backwards a little bit when the ball of their foot would nor ... ... ore natural and comfortable step can be provided. The foam will allow the users boot to deform the attachment to better accommodate their boot as it goes ...
  41 KB (6444 words) - 03:31, 9 October 2008
• Umbrella Traffic Flow Analysis
  ... cause the probabilities of where users are going to move are different for users entering and leaving a given doorway. For example, a user exiting the upp ... '''3.''' The probability of taking an umbrella is equal for all users.<br />
  20 KB (3312 words) - 13:23, 12 November 2008
• Ski boot walking attachment analysis
  ... f Matlab code will allow calculation of the optimal stress distribution on users' feet, while FEA would help establish the combination of rubber materials ...
  26 KB (4104 words) - 05:19, 21 November 2008
• Lead-screw post hole digger
  ... s lighter than most advanced models as well as much more efficient to use. Users of all physical characteristics can quickly and easily dig deep post holes ... ... lead-screw post hole digger also implements additional footpegs that allow users to apply additional force for a more effective digging process.
  72 KB (11545 words) - 01:02, 23 February 2009
• Umbrella check-out system
  ... inside. Our solution to this problem is an umbrella distribution system. Users can pick up an umbrella when leaving a building and deposit it at the entr ... ... . The system records which umbrellas have been checked out by users. The users then have up to ten days to return the umbrellas to any unit. Units sync ...
  34 KB (5160 words) - 19:59, 10 December 2008
• One-handed weed whacker
  ... g a torsional cable, this design can put the majority of the weight on the users back. This is where some of our ideas were formed. However, the direct dri ... ... eve the benefits our design gives to the user outweighs the extra cost and users will want to buy this.
  43 KB (6789 words) - 05:07, 10 December 2008
• Cartridge guitar bridge
  ... itar is being built with the digital bridge, but it would be a problem for users looking to retrofit their guitars with a new bridge. ... users were concerned with. The first was our use of non-standard strings. Users were concerned less with cost than with availability – concerns of not b ...
  68 KB (11051 words) - 04:56, 10 December 2008
• Lawnmower carrier
  ... cease to function before the cable could snap and cause serious danger to users. Another safety measure was to install a pin to take the load off the cabl ...
  33 KB (5370 words) - 02:46, 12 December 2008
• Ski boot walking attachment
  ... f Matlab code will allow calculation of the optimal stress distribution on users' feet, while FEA would help establish the combination of rubber materials ...
  72 KB (11337 words) - 03:27, 10 December 2008
• Doughnut maker
  ... hnut maker where poorly written and often not detailed enough, forcing the users to figure out the machine themselves. The purpose of this doughnut maker is to provide users with a simple and automatic method of cooking fresh mini doughnuts in the ...
  79 KB (11950 words) - 20:39, 8 October 2009
• Leaf blower
  ... ately large forces of up to 9.6 lbs that could cause a difficulty for some users. Additionally, the user study suggested that it can be difficult to contr ... ... s awkward and difficult to perform while working alone. As seen below, two users were necessary to remove the front attachment; One held the leaf blower an ...
  48 KB (7428 words) - 08:53, 9 October 2009
• Nerf gun
  ... Big Bad Bow left the most room for improvement, being the first choice of users due to its appearance, but also the most disappointing with the shortest f ... ... w frustrated with the difficultly of firing the bow. Upon firing the bow, users expressed disappointment in its performance, and stated that they expected ...
  41 KB (6696 words) - 15:42, 9 October 2009
• Steering rack
  ... , a very thorough redesign is required to better meet the needs of all end users. ... with the product was low; a number of key issues were noted by most or all users.
  30 KB (4654 words) - 15:36, 9 October 2009
• Paper towel dispenser
  ... ser requires a minimal amount of force that can be applied by all types of users (children, elderly, etc.). ... ser requires a minimal amount of force that can be applied by all types of users (children, elderly, etc.). For improvements, some possibilities may be to ...
  41 KB (6268 words) - 14:51, 9 October 2009
• Microphone
  ... om arm allowed the microphone to be raised over 7 feet, accommodating most users. Attaching the microphone clip to the boom arm wasn't as straightforward. ... ... llow foam ball. Inserted into the metal screen. Used to soften sounds of users' voices ||Polymer foam || Part was stamped out of a sheet, and then likely ...
  37 KB (5798 words) - 19:06, 9 October 2009
• Apple peeler
  *Design will need to accommodate various users with different sizes and strength. ... quality of the product. However, it will be much more satisfactory for the users if minor FMEA factors such as maintainability was improved.
  33 KB (5134 words) - 14:05, 9 October 2009
• Snowboard binding
  '''Customers''': Customers are the primary users of the snowboard bindings. They benefit from a low cost product with dura ... * The product needs to be able to be used by all types of users of all ages and skill levels.
  26 KB (4302 words) - 17:04, 9 October 2009
• Keg tap
  Even with a properly tapped keg, there were still many responses from users, indicating a lot of room for improvement. General feedback is as follows: ... led. Also, o-ring fatigue is one of the most likely causes of failure; if users are replacing o-rings somewhat regularly, it would be convenient to only o ...
  38 KB (5984 words) - 01:45, 7 December 2009
• Nerf gun userstudy
  ... users were given more explanation as to why we were conducting the study. Users were not given instruction on how to use the gun. The data presented belo ...
  9 KB (1541 words) - 06:46, 20 September 2009
• Dishwasher
  ... roduct's purpose, function, inputs and outputs, major stakeholders, users, users' needs, and materials along with analyses in design for manufacture and as ... ... information, but also identified some problem areas with the device. Test users identified issues such as the dry feature and hose connections as areas th ...
  36 KB (5646 words) - 05:22, 9 October 2009
• Nerf gun redesign
  ... knesses of the current products on the market and the needs and desires of users. Market research, performance data, and user study information allowed th ... ... m the user study conducted in Report 1 ([[Nerf_gun_userstudy]]), where our users were not of the 6+ age group but rather of the 18+ age Group. To our supr ...
  47 KB (7945 words) - 14:23, 7 October 2009
• Keg tap redesign
  ... der to get responses from a representative sample of all potential keg tap users. The goals of the survey were to identify the target demographic, key comp ...
  18 KB (3002 words) - 03:42, 7 October 2009
• Paper towel dispenser redesign
  ... o gain some more insight about user preferences, user problems, and prices users are willing to pay for a paper towel dispenser. From our evidence, we foun ... ... spoke with maintenance workers, observed users in bathrooms, and surveyed users as well. Another note, is that we spoke to Facilities Management Services ...
  41 KB (6696 words) - 10:12, 7 December 2009
• Automatic pet feeder redesign
  Two human users (Allison Klee and Justin Lervin) and two dogs (Sly and Rigby) were studied ... The human users had a few needs they requested be met
  26 KB (4432 words) - 04:42, 7 October 2009
• Apple peeler redesign
  ... liced/non-sliced and peeled/non-peeled apples to accommodate wide range of users. A Gantt Chart is included to organize the future tasks and to better esti ... :1. interviewing users who have used the standard peeler and/or;
  25 KB (3776 words) - 04:01, 7 October 2009
• Rapid Fire Needler
  ... itable for home use. Testing of current Nerf products revealed that these users need a product that can shoot further, faster, and more accurately, while ... ... , to provide an aesthetic design interesting and appealing to the targeted users.
  59 KB (9613 words) - 15:44, 7 December 2009
• Low-foam keg tap
  ... der to get responses from a representative sample of all potential keg tap users. The goals of the survey were to identify the target demographic, key comp ... ... bled. Also, o-ring fatigue is one of the most likely causes of failure; if users are replacing o-rings somewhat regularly, it would be convenient to only o ...
  41 KB (6263 words) - 21:10, 7 December 2009
• Paper towel dispenser innovation
  ... the sheet of paper towel rolls back into the housing, out of reach to the users. Even with a turning knob on the side, the problem is not often fixed. W ... ... understand behaviors of users and causes of inconveniences, we observed 60 users and collected data from restrooms in Doherty hall first floor, Porter hall ...
  54 KB (8265 words) - 21:53, 13 December 2009
• Motorcycle throttle lock
  ... essen the chance of this or a replacement thumb push could be sold so that users could replaced an old and failing thumb push. ... selection could prevent this. Or a replacement part could be offered for users to replace their old thumb push after extended use.
  24 KB (3810 words) - 21:55, 6 February 2011
• Windshield wiper assembly 2
  ... oduct. Although the primary use of the product was intuitive to all of the users we observed, intermittent maintenance was often neglected by the user. ... rate the product correctly or operate the product in an unsafe manner. Two users were tested during this stage, one of our team members and someone without ...
  33 KB (4868 words) - 04:26, 8 February 2011
• Window blinds
  Major Post-production stakeholders include Customers, Users, Installers and Retailers. ... epending on where the blinds are installed, there could be 1 user or 1,000 users. A user will expect the blinds to be effective, sturdy and durable, and ea ...
  33 KB (5040 words) - 19:34, 4 February 2011
• Tire changing kit
  The primary post-production stakeholders include the users, retailers, freight carriers, and businesses.
  22 KB (3318 words) - 04:28, 8 February 2011
• Water gun
  ... ator water gun, there are two major consumers: adult (i.e parents) and the users -children and young adults. The needs and requirements of these two consum ... The users of the product are children and this categorey also include and are not li ...
  31 KB (4660 words) - 23:06, 23 March 2011
• Automatic card shuffler 2
  ... ilies and individuals are the main users for this product. As such, these users have the most and most well-defined needs in regard to a card shuffler. T ... ... how to use the product so that we could observe the thought process of how users approach such a product. This would also simulate the experience of actua ...
  38 KB (6068 words) - 21:45, 17 February 2011
• Ski rack
  ... k and freezes, preventing the lock from functioning. This sometimes leads users to not locking their rack which combined with the first failure mode can b ...
  36 KB (5711 words) - 04:19, 8 February 2011
• Umbrella 2
  ... air, we believe more efficient materials could be used in manufacturing as users could justify the increased cost paid as they saw associated life extensio ... ... eaning the product was a major issue. It was observed that after use, many users commonly shake off the excess water from the umbrella onto the floor of th ...
  22 KB (3316 words) - 02:11, 7 February 2011
• Mop wringer
  7) The weight of the product needs to be minimized so that all types of users are able to correctly use it 3) The weight of the product needs to be minimized so that all types of users are able to correctly use it
  28 KB (4392 words) - 04:33, 14 February 2012
• Door latch
  ... he product, we can begin to perform market research to find out what other users think of the doorknob in its current state.
  27 KB (4076 words) - 05:25, 13 February 2012
• Stethoscope
  #Would a visual representation of the frequency/input signal be desired by users?
  26 KB (3749 words) - 21:39, 25 February 2012
• Automatic card shuffler opportunity
  ... o automatic card shufflers to determine the types of improvements in which users would be interested. The four main types of market research that were don ... ... hnology and to make new innovations that would appeal toward the potential users.
  36 KB (5885 words) - 04:33, 22 February 2011
• Drink cooler
  ... t was realized that the lid did not open fully to 90 degrees and that some users may try to over open the lid causing damage to the connection between the ...
  32 KB (4851 words) - 22:50, 6 May 2012
• Laptop chill pad
  The primary consumers for chill pads are users who intensively use their laptops such as gamers and most college students ...
  26 KB (3917 words) - 15:14, 28 February 2012
• Folding chair
  ... sing the various models of folding chairs. Differences between how outside users operated the chairs and how the team members operated the chairs were mini ...
  24 KB (3686 words) - 14:00, 13 February 2012
• Folding table
  After reading some reviews and talking to users, we have gathered that some of the largest issues with other tables is tha ...
  17 KB (2791 words) - 04:46, 14 February 2012
• Snowboard opportunity
  ... s for improvement. These product opportunity gaps include the problem that users have when they try to skate with their board in the ski lift line, the lon ... ... nd by the lift still between the legs. This problem also affects the other users and ski resort owners as it increases queue time, as several lifts are was ...
  46 KB (7280 words) - 05:05, 28 February 2012
• Scooter opportunity
  ... om this interview, we were able to capture more detailed information about users' main concerns. Making the scooter more fun, useful, safe, and customizabl ... ... research, the current brake design has proved to be ineffective, and most users just ignore it and stop the scooter with their foot rather than the brake ...
  29 KB (4706 words) - 15:15, 28 February 2012
• Stethoscope opportunity
  ... index.php/Stethoscope previous report]) we interviewed several stethoscope users and preformed secondary research regarding the technology of the stethosco ... ... ound amplification or to help dampen ambient noise will not be accepted by users unless the overall durability and ergonomics of the original design are ma ...
  42 KB (6337 words) - 15:12, 28 February 2012
• Drink cooler opportunity
  ... l of noise during operation were some common concerns raised by the users. Users also complained about messy leakages of water from the device. ... dred design concepts for our drink cooler. Our survey, which revealed that users prefer having drinks cooled to 35F in a cooling time of less than 3 minute ...
  25 KB (4315 words) - 15:12, 28 February 2012
• Folding chair opportunity
  ... e - more portable than current chairs offer. Also, it was interesting that users preferred cloth folding chairs over metal chairs for sporting events, even ... ... However, our survey showed us that this idea is not very popular with most users, with only 33% of the respondents indicating that they would like to be ab ...
  29 KB (4704 words) - 15:12, 28 February 2012
• Folding Desk Chair Innovation
  [[Image:userstudy.jpg|thumb|center|350px]] ... product, and focus groups. We believe this accurately represents what our users, a student and the university, look for in a work station. Our results sho ...
  40 KB (5963 words) - 23:49, 7 May 2012
• Scooter innovation
  ... alysis and user feedback showed several problems with the existing design. Users liked our competitor, the Razor, because it was lightweight, portable, and ... ... second prototype illuminated were that the brake was not intuitive to use (users sometimes stepped on the wheel instead of the brake pedal), and the spring ...
  49 KB (7533 words) - 23:31, 8 May 2012
• Snowboard innovation
  ... he foldable snowboard that we discovered later included easier storage for users living in a small room and the possibility of carrying the board in two pi ... ... ith beginners putting more emphasis on aesthetics and cost, and experience users giving more importance to performance characteristics.
  30 KB (4912 words) - 04:10, 9 May 2012
• Drink Cooler Innovation
  ... s. User studies and interviews on our competitor’s product revealed that users felt inconvenienced by the need for ice to cool drinks in a purchased cool ... ... r competitor’s product. Nonetheless, a survey we conducted revealed that users value our product about 2-3 times as much as ice-based cooling products li ...
  53 KB (8304 words) - 02:30, 9 May 2012
• Hand crank radio
  | The knob is labeled to inform users which direction it can or cannot turn | The knob is labeled to inform users which direction it can or cannot turn
  35 KB (5044 words) - 05:35, 31 January 2014
• Bike pump
  ... lipped down to create the seal. This caused a little bit of confusion when users would try to pump up their bike tire, because they were unaccustomed to th ...
  27 KB (3924 words) - 23:05, 24 September 2012
• Retractable extension cord
  ... r tools and other electrical hardware. The positive reviews show that most users feel satisfied with the length of the cord and its relatively cheap pricin ... ... retractable cord reel in an automotive garage as well as a machine shop. Users of the retractable cord reel should exhibit caution when mounting the prod ...
  37 KB (5637 words) - 14:00, 24 September 2012
• Door damper
  *Safe for users and maintenance personnel
  19 KB (3073 words) - 02:54, 25 September 2012
• Power scrubber
  |Holds the sponge to the device head while allowing users to change the sponge ... interior subassemblies, provides waterproofing, and providing grip for the users
  28 KB (4090 words) - 14:53, 30 November 2012
• Retractable umbrella
  *'''Low cost: ''' as a product that users carry all day, umbrellas tend to be lost or forgotten often. A low cost de ...
  38 KB (5370 words) - 03:03, 25 September 2012
• Chain drive opportunity
  ... sight also made finding the position desired for the plates was hard. The users attempted to gauge position of the plate via number of turns on the turn b ... While the users were working it was clear that this was also a dirty project. While not a ...
  25 KB (4036 words) - 02:30, 9 October 2012
• Bike pump opportunity
  ... re adapting accessories to meet their particular needs. Additionally, bike users aim to find a bike with better performance as the number one factor. After ... ... ke. The purpose of having a GoPro-style iPhone mount would be to allow for users to safely and securely mount an iPhone to their bike handlebars and use th ...
  29 KB (4528 words) - 05:05, 9 October 2012
• Impulse sprinkler
  ... e. Additionally, by not selling them with the spikes, you could encourage users to reuse older spikes rather than tossing them out. Judging by the short ... ... ws were that the sprinkler often got stuck and stopped turning. Also, some users cited that the sprinkler and the spike are pretty fragile and don’t last ...
  35 KB (5336 words) - 01:18, 24 February 2014
• Hydraulic jack
  [[Image:userStudy.jpg|thumb|150px|upright|Unscrewing valve screw]] ... ended, then it is clearly the biggest source of CO2 emissions. However, if users rarely or never replace it, then CO2 emissions from the fluid will be on a ...
  30 KB (4444 words) - 04:47, 4 February 2014
• Card shuffler 3
  ... antage of its design as it allowed ample room on the playing table for the users and the game being played. Moreover, the simple design also meant that the ... ... ly loud which distracted players and interfered with conversations between users. When a single deck needed to be shuffled, the product was not very time e ...
  31 KB (4616 words) - 22:55, 1 February 2014
• Soda gun
  ::## Remove gun from holster and place handheld component in users hand, with the buttons facing up We found that the soda gun is optimized for multiple users to deliver a variety of soda drinks from the same location. In terms of f ...
  48 KB (7222 words) - 02:44, 4 February 2014
• Coffeemaker
  ... coffee. The user study outlined this fault in the current model since most users whom have never used a coffeemaker before found the design difficult to in ...
  66 KB (9868 words) - 18:51, 2 April 2014
• Bike lock
  Some users do not use the included clamp, as it may not fit around every bike. They m ... ... ents are not very reliable and that that is a main concern for users. Many users are looking for a better way to store their bike locks on their bikes. One ...
  59 KB (9048 words) - 19:12, 3 February 2014
• Crossbow
  ... 231; as this number is rising due to the versatility afforded to cross bow users in increment weather. Even with a properly used crossbow, there are a few issues that users may experience. In general, these are a few complaints that customers have ...
  27 KB (4029 words) - 19:04, 7 February 2014
• Grass trimmer
  ... 0 from Home Depot. From our own use of the product, comments from existing users, and online reviews we found that from a user’s perspective the electric ... === End Users ===
  31 KB (4644 words) - 22:17, 26 February 2014
• Soda gun opportunity
  ... tion was gathered by visiting bars and restaurants in the area, talking to users of the soda guns, observing the use of the device, interviewing companies ... One potential area we have examined as a key market opportunity is home users that may want to use a home soda gun or home soda dispensing system to ent ...
  38 KB (6042 words) - 03:28, 25 February 2014
• Impulse sprinkler opportunity
  The users were explaining what they were doing, what was their experience with the p ... *The users unscrew the tube (diffuser) to wash leaves and have a stronger water-shoot ...
  43 KB (7006 words) - 14:41, 25 February 2014
• Wine bottle opener opportunity
  ... d and use. We then spoke to wineries in California that are high frequency users and have the ability to purchase more expensive and intricate openers. The ... ... pening process easier. In generating ideas, we also kept in mind that most users will re-cork a bottle in order to preserve the wine, in the event that it ...
  44 KB (7617 words) - 14:44, 25 February 2014
• Coffeemaker opportunity
  ... nch around the body of the coffeemaker. This could be harmful for both the users and the coffeemaker. ... s this problem. One major factor for industrial coffee makers is that the users either recieve no training or manual and must figure out how to work the c ...
  41 KB (6476 words) - 14:41, 25 February 2014
• Bike lock opportunity
  ... uring phase one. We entered the market research phase taking a look at how users interact with their bikes and locks. Between the observational studies, st ... ... ht lock with a lighting package that helps both the cyclist and other road users.
  39 KB (6482 words) - 14:41, 25 February 2014
• Self-driving luggage opportunity
  To learn more about how users interacted with their luggage, members of our team spent time at Pittsburg ... ... pped users in wheelchairs. A common theme in these scenarios is that both users’ hands are being used and doing other tasks in the airport such as using ...
  31 KB (4761 words) - 14:40, 25 February 2014
• Pet bowl and indoor garden opportunities
  *Still allows users to enjoy the process of gardening *Sensors to alert users when plant needs attention
  30 KB (4976 words) - 14:42, 25 February 2014

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