Paper towel dispenser
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| 01 || Front Housing || Protects device from exterior || 1 || 935g || Plastic || Injection Molding || [[Image:PTD_Front_Housing.jpg | 100x100px]] | | 01 || Front Housing || Protects device from exterior || 1 || 935g || Plastic || Injection Molding || [[Image:PTD_Front_Housing.jpg | 100x100px]] | ||
|- | |- | ||
- | | 02 || Front Housing Clip || Holds housings together || 1 || 13g || Steel || Bending, Punching || | + | | 02 || Front Housing Clip || Holds housings together || 1 || 13g || Steel || Bending, Punching || [[Image:PTD Front Housing Clip.jpg| 100x100px]] |
|- | |- | ||
- | | 03 || Front Housing Tab || Secures housing clip || 1 || <1g || Plastic || Injection Molding || | + | | 03 || Front Housing Tab || Secures housing clip || 1 || <1g || Plastic || Injection Molding || [[Image:PTD Front Housing Tab.jpg| 100x100px]] |
|- | |- | ||
| 04 || Rear Housing || Holds mechanical components || 1 || 986g || Plastic || Injection Molding || cell 1,8 | | 04 || Rear Housing || Holds mechanical components || 1 || 986g || Plastic || Injection Molding || cell 1,8 |
Revision as of 11:23, 16 September 2009
Contents |
Executive Summary
Stakeholders
There are five major stakeholders with regards to the paper towel dispenser: Manufacturer, retailer, customer, user, society. The main needs for the manufacturer are to reduce cost and create a reliable product. For the retailer, it is being able to sell a quality product. For the customer, it is making sure it is an affordable and reliable machine. For the customer, cleanliness and ease of use are paramount. Society plays a role with regards to how the use of paper towel affects the ecosystem and earth in general. Listed below are the stakeholders and their respective needs.
Paper Towel Manufacturer
- Material cost
- Manufacturing cost
- Assembly
- Transporting
- Standardize/minimize parts
Retailer
- Cost
- Storage
- Reliability
- Usability
- Transporting
Customer
- Cost
- Mounting
- Ease of use
- Reliability
- Aesthetics
User
- Ease of use / ergonomics
- Speed of operation
- Aesthetics
- Cleanliness
Society
- Environment
Usability Study
Parts List
DFMA Analysis
Design For Manufacture
Design For Assembly
FEMA Analysis
Part No. | Name | Function | Failure Mode | Effects of Failure | S | Causes of Failure | O | Design Controls | D | RPN | Recommended Actions | Responsibility | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
01 | Front Housing | Protects device from exterior | Fractured | text | text | text | text | text | text | text | text | text | |
02 | Front Housing Clip | Fractured | text | text | text | text | text | text | text | text | text | text | |
03 | Front Housing Tab | Fractured | text | text | text | text | text | text | text | text | text | text | |
04 | Rear Housing | Fractured | text | text | text | text | text | text | text | text | text | text | |
05 | Paper Towel Holding Arm | text | text | text | text | text | text | text | text | text | text | ||
08 | Screw Anchor | Fractured | text | text | text | text | text | text | text | text | text | text | |
09 | Paper Guide Tube | Failed | text | text | text | text | text | text | text | text | text | text | |
10 | Spring (uneven hooks) | Broken | text | text | text | text | text | text | text | text | text | text | |
11 | Spring (even hooks) | Broken | text | text | text | text | text | text | text | text | text | text | |
13 | Red Screw Cap | Fractured | text | text | text | text | text | text | text | text | text | text | |
14 | Locking Spring | Broken | text | text | text | text | text | text | text | text | text | text | |
15 | SRed Turning Wheel | Failed | text | text | text | text | text | text | text | text | text | text | |
16 | Guide clips for | text | text | text | text | text | text | text | text | text | text | ||
18 | Guide clips for | text | text | text | text | text | text | text | text | text | text | ||
19 | Spring Connector | text | text | text | text | text | text | text | text | text | text | ||
20 | Rounded Spring Guide | text | text | text | text | text | text | text | text | text | text | ||
21 | Thin Paper Guide | text | text | text | text | text | text | text | text | text | text | ||
22 | Front Spindle Housing | text | text | text | text | text | text | text | text | text | text | ||
23 | Spindle Housing Back | text | text | text | text | text | text | text | text | text | text |
DFE Analysis