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• Post hole digger redesign
  ... ting from the two user studies performed by the group. More detail on the differences between the designs and how they were received by the user can be found w ... ... back motion, similar to the motion of drawing a bowstring in archery. This difference provides an alternative to the standard operation method of pulling in a s ...
  73 KB (12037 words) - 01:53, 9 October 2008
• Guitar bridge redesign
  ... of retailers and shipping take a secondary place – there is very little difference for them between our product and anything else on the market. Manufacturer ... The primary difference between two of the designs, the electronic tremolo and the linear bridge, ...
  29 KB (4671 words) - 03:42, 9 October 2008
• Ski boot walking attachment redesign
  ... ers claimed, "The lock/unlock mechanism doesn't really make very much of a difference because it doesn't provide a very significant degree of freedom" and "I al ...
  41 KB (6444 words) - 03:31, 9 October 2008
• Umbrella Traffic Flow Analysis
  ... of time at the major doorways on campus. By determining the flow rate and difference in number of umbrellas at each location we can determine the number of umb ...
  20 KB (3312 words) - 13:23, 12 November 2008
• Umbrella check-out system
  ... ide of the device for the purpose of design for maintainability. The major difference between our second and final prototypes is a more sophisticated electrical ... ====Production differences====
  34 KB (5160 words) - 19:59, 10 December 2008
• One-handed weed whacker
  ... n requires about the same number of parts as the current design. The main difference in production cost would be the battery and motor. The cost to produce ou ... ... o be quite similar to the previous market weed whacker design. There were differences of course, for example, instead of potential failures in an engine, there ...
  43 KB (6789 words) - 05:07, 10 December 2008
• Cartridge guitar bridge
  === Differences from Final Design === ... the strings may very well make more money than the bridges themselves. The difference in price between our strings and the Speedloader strings will probably be ...
  68 KB (11051 words) - 04:56, 10 December 2008
• Ski boot walking attachment
  ... ers claimed, "The lock/unlock mechanism doesn't really make very much of a difference because it doesn't provide a very significant degree of freedom" and "I al ... ... bout twenty dollars and has a very similar production method. The primary difference is that we have some more expensive materials composing the sole, so we es ...
  72 KB (11337 words) - 03:27, 10 December 2008
• Leaf blower
  ... . The written calculation are more ideal, and do not take into account the difference in prices between the years the data was taken from. However, it is still ... ... nlet is about 28 in2, or more than ten times the area of the outlet. This difference results in a force that is unsubstantial.
  48 KB (7428 words) - 08:53, 9 October 2009
• Nerf gun
  ... 20, and the Buzz Saw. We chose these three products due to their distinct differences in firing mechanisms, appearance and overall feel. For each of these prod ... ... to shoot further or do something more interesting. Because of this marked difference between user expectation and user performance, there is opportunity to pro ...
  41 KB (6696 words) - 15:42, 9 October 2009
• Steering rack
  ... ate the retaining block is not reflected in this analysis due to its minor differences from the extruded aluminum category. ... implied Greenhouse Gases than secondary production. With this outstanding difference, if we replace Aluminum Extruded Manufacturing with Secondary Smelting and ...
  30 KB (4654 words) - 15:36, 9 October 2009
• Paper towel dispenser
  ... onto the reference spring and dividing Force of mass due to gravity by the difference between the initial length and stretched length of the spring. Finally, th ...
  41 KB (6268 words) - 14:51, 9 October 2009
• Dishwasher
  ... ttp://www.scribd.com/doc/17136831/Dishwasher-Spec-Sheet . Given the scale difference we will assume a volumetric flow rate of 10 gal/minute. This is a mass fl ...
  36 KB (5646 words) - 05:22, 9 October 2009
• Rapid Fire Needler
  ... n concept, appearance, and function to Nerf. It is possible that there are differences in performance between off-brand and Nerf guns including range, power, ae ... ... . This is primarily because many similar variations will work, and the key difference between them will be what vendor is the most cooperative and convenient to ...
  59 KB (9613 words) - 15:44, 7 December 2009
• Low-foam keg tap
  ... ated inside the tap. The pictures demonstrate that there is a significant difference in foam production between the two taps. ... e on the current tap design due to multiple parts being the same. The key differences are the large handle, the changes in the center cylinder, and the additio ...
  41 KB (6263 words) - 21:10, 7 December 2009
• Paper towel dispenser innovation
  ... Therefore we believe that adding ratchet mechanism would not cause a huge difference. ... dispenser: the ratchet and pawl as well as the electronic sensor. One key difference between our prototype and the final design is that the parts will all be i ...
  54 KB (8265 words) - 21:53, 13 December 2009
• Tire changing kit
  ... al” product and not vehicle specific. The universality introduces subtle differences in the process depending on the vehicle being serviced. ... of this product, the added weight of once scissor jack makes a noticeable difference.
  22 KB (3318 words) - 04:28, 8 February 2011
• Water gun
  | 039||Piston||1||6.1||Creates pressure difference in the piston housing||Plastic||Injection molding||[[Image:t7_39.jpg]] | 044||Piston housing||1||0.4||Pressure difference in this housing pumps water from the reservoir||Plastic||Injection molding ...
  31 KB (4660 words) - 23:06, 23 March 2011
• Umbrella 2
  ... ore the end life processing in our analysis, we believe that a significant difference can be made through the implementation of a recyclable design, or a more d ...
  22 KB (3316 words) - 02:11, 7 February 2011
• Automatic card shuffler opportunity
  ... irly similarly to the design concept that we had, with the only noticeable difference being that our gun shoots cards instead of foam discs. An advantage of ou ...
  36 KB (5885 words) - 04:33, 22 February 2011

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