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Stair Caddy






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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
Stair Caddy

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Stair caddy l.jpgSlide 1

Sketch Model Review

Stair Caddy

2.009 Blue B

Carries items up to 50 lbs up and downstairs

Stair caddy design l.jpgSlide 2

Stair Caddy Design

For the 36+ million senior citizens

Existing products l.jpgSlide 3

Existing Products

AATA International SR 450

AATA International SR 1750

Comparison l.jpgSlide 4

Comparison

Testing for consumer needs l.jpgSlide 5

Testing for Consumer Needs

  • Safety - Slip

  • Not ruining floor material

  • Items not falling out

  • Items not squished

  • Storage

Other issues learned l.jpgSlide 6

Other Issues Learned

  • Need more testing with treads

  • Turning Radius

  • Force applied to handle

  • Safety

  • Storage Size

  • Driving

    Downstairs

Slide7 l.jpgSlide 7

Appendices

Additional calculations l.jpgSlide 8

Additional Calculations

Slide9 l.jpgSlide 9

Size

Narrow Staircase

3 Contact Points

Staircase

30”

30”

Stair data l.jpgSlide 10

Stair Data

  • Building Codes (Public Areas)

    • Tread length: 9”

    • Riser: 8.25”

  • Measurements (Residential)

    • Tread length: 7”

    • Riser: 8”


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