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Stair Caddy

Sketch Model Review. Stair Caddy. 2.009 Blue B. Carries items up to 50 lbs up and downstairs. Stair Caddy Design. For the 36+ million senior citizens. Existing Products. AATA International SR 450. AATA International SR 1750. Comparison. Testing for Consumer Needs. Safety - Slip

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Stair Caddy

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  1. Sketch Model Review Stair Caddy 2.009 Blue B Carries items up to 50 lbs up and downstairs

  2. Stair Caddy Design For the 36+ million senior citizens

  3. Existing Products AATA International SR 450 AATA International SR 1750

  4. Comparison

  5. Testing for Consumer Needs • Safety - Slip • Not ruining floor material • Items not falling out • Items not squished • Storage

  6. Other Issues Learned • Need more testing with treads • Turning Radius • Force applied to handle • Safety • Storage Size • Driving Downstairs

  7. Appendices

  8. Additional Calculations

  9. Size Narrow Staircase 3 Contact Points Staircase 30” 30”

  10. Stair Data • Building Codes (Public Areas) • Tread length: 9” • Riser: 8.25” • Measurements (Residential) • Tread length: 7” • Riser: 8”

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