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Stair Caddy


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Stair Caddy

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Presentation Transcript


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Sketch Model Review

Stair Caddy

2.009 Blue B

Carries items up to 50 lbs up and downstairs


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Stair Caddy Design

For the 36+ million senior citizens


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Existing Products

AATA International SR 450

AATA International SR 1750


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Comparison


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Testing for Consumer Needs

  • Safety - Slip

  • Not ruining floor material

  • Items not falling out

  • Items not squished

  • Storage


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Other Issues Learned

  • Need more testing with treads

  • Turning Radius

  • Force applied to handle

  • Safety

  • Storage Size

  • Driving

    Downstairs


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Appendices


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Additional Calculations


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Size

Narrow Staircase

3 Contact Points

Staircase

30”

30”


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Stair Data

  • Building Codes (Public Areas)

    • Tread length: 9”

    • Riser: 8.25”

  • Measurements (Residential)

    • Tread length: 7”

    • Riser: 8”