1. Trapped! 60°

2. The Concept To create a vehicle, using no power sources outside of two mouse trap springs, that has the ability to climb a rope coming out of the ground at approximately 60°.

3. Initial Design Concept Gears Drive Wheel Traction Wheel Frame

4. Design Components Frames Frames

5. Design Components Frames Frames Steel Axles Steel Axles

6. Design Components Frames Frames Steel Axles Steel Axles Aluminum Axles Aluminum Axles

7. Design Components Frames Frames Steel Axles Steel Axles Aluminum Axles Aluminum Axles Gears Gears

8. Design Components Frames Frames Steel Axles Steel Axles Aluminum Axles Aluminum Axles Gears Gears Drive and Traction Wheels Drive and Traction Wheels

9. Design Components Frames Frames Steel Axles Steel Axles Aluminum Axles Aluminum Axles Gears Gears Drive and Traction Wheels Drive and Traction Wheels Springs Springs

10. Design Components Frames Frames Steel Axles Steel Axles Aluminum Axles Aluminum Axles Gears Gears Drive and Traction Wheels Drive and Traction Wheels Springs Springs Screws Screws

11. Cost / Weight Analysis PVC Frames – 2x.04 lbs @ $0.40 / lbs PVC Frames – 2x.04 lbs @ $0.40 / lbs = $ 0.032 UHMW Drive & Traction Wheels – 2x.05 lbs @ $0.48 / lbs UHMW Drive & Traction Wheels – 2x.05 lbs @ $0.48 / lbs = $ 0.012 Plastic Gears – 2x.0125 lbs @ $5.00 / lbs Plastic Gears – 2x.0125 lbs @ $5.00 / lbs = $ 0.125 Steel Gear – 1x.01 lbs @ $1.67 / lbs Steel Gear – 1x.01 lbs @ $1.67 / lbs = $ 0.0167

12. Cost / Weight Analysis Con’t Screws – 2x.0025 lbs @ $1.67 / lbs Screws – 2x.0025 lbs @ $1.67 / lbs = $ 0.00835 Steel Axles – 2x.005 lbs @ $1.67 / lbs Steel Axles – 2x.005 lbs @ $1.67 / lbs = $ 0.0167 Aluminum Axles – 2x.0025 lbs @ $5.00 / lbs Aluminum Axles – 2x.0025 lbs @ $5.00 / lbs = $ 0.025 Mouse Trap – 2x $0.30 Mouse Trap – 2x $0.30 = $ 0.60 Cost of Materials $ 0.83575 per unit

13. Total Production Cost Labor Cost: 10 minutes of assembly *5.15/hour (min wage) = $0.88 / vehicle TOTAL COST $0.84 + $0.88 = $1.72

14. Pending Design Modifications More rigid driving axle More rigid driving axle Thicker gears Thicker gears Horizontal alignment (gears) Horizontal alignment (gears) Adjustable tension wheel Adjustable tension wheel Better traction Better traction

15. Benefits and Advantages Weight --.225 lbs Weight --.225 lbs Size Size Cost Cost Aesthetics Aesthetics The next model will climb the rope! The next model will climb the rope!