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Top of Car Load Assisting Bike Lift

Mechanical Engineering Design Team John Branum Alex Grill Ross Notebaart John Robinson Tyler Robinson PSU Faculty Advisor Chen Wern, PhD Yakima Advisor Dave Condon. Top of Car Load Assisting Bike Lift. Overview. Summary & Objectives Mission Statement

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Top of Car Load Assisting Bike Lift

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  1. Mechanical Engineering Design Team John BranumAlex Grill Ross Notebaart John RobinsonTyler Robinson PSU Faculty Advisor Chen Wern, PhD Yakima Advisor Dave Condon Top of Car Load Assisting Bike Lift

  2. Overview • Summary & Objectives • Mission Statement • Key Product Design Specifications • Top Level Design Options • Final Design • Design Evaluation

  3. Summary & Objectives • Load Assisting Bike Lift for top of car roof rack system • Mounts to Yakima HighRoller • Standard Bike Types • Exclusions: Tandem, motorized

  4. Mission Statement • The team will design and manufacture a load-assisting bicycle lift prototype for a Yakima roof rack system. The device will provide at least 30 pounds of load assistance over a 40-inch vertical lift for a variety of bicycle types, and will be compatible with existing Yakima products.

  5. Key Product Requirements • 30 lbs. of Load Assistance • 40” of Vertical Lift • Collapsible • Transportation & Lift • Fits Conventional Style Bikes

  6. Top Level Design Options Single Arm Double Arm Tray Drop

  7. Final Design 5 Major Design Components: Bike Holder, Linkages, Baseplate, Spring Box, Collapsibility

  8. Bike Holder Max Stress Max Displacement

  9. Baseplate

  10. Spring Box

  11. Linkages Max Stress Max Strain

  12. Collapsibility Max Stress Max Displacement

  13. Final Product Evaluation *7/8 Key Product Requirements Met*

  14. Conclusion *7/8 Key Product Requirements Met* *250 Hours Machining Parts *Learning Experience* *Leadership and Team Building Skills*

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