Hands-Free Bathroom Stall Christine Gaudet, Sarah Landry, Jon - - PowerPoint PPT Presentation

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Hands-Free Bathroom Stall Christine Gaudet, Sarah Landry, Jon - - PowerPoint PPT Presentation

Hands-Free Bathroom Stall Christine Gaudet, Sarah Landry, Jon Hierlihy & Liam Gribbon Design & Communications II March 30th, 2015 Group #7 PROBLEM Germs spreading in public washrooms Germ hot spots Latches


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Hands-Free Bathroom Stall

Christine Gaudet, Sarah Landry, Jon Hierlihy & Liam Gribbon

Design & Communications II March 30th, 2015 Group #7

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PROBLEM

  • Germs spreading in public washrooms
  • “Germ hot spots”

○ Latches ○ Handles

  • Common pathogens

○ E.coli ○ Staph Infection

  • Poor hand washing habits
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CONSULTANTS

  • Mrs. Merita MacMillan, RN

Regional Lead for Infection Prevention and Control, Horizon Health Network, Miramichi, NB

  • Mr. Zachary MacNeil

President of StFX Adapted Sport Society,

  • St. Francis Xavier University, Antigonish, NS
  • Mr. Steve MacDonald, IRSC, CFTT

Senior Machinist and Design Technician,

  • St. Francis Xavier University, Antigonish, NS
  • Mrs. Marion Landry

Custodian

  • St. Francis Xavier University, Antigonish, NS
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GOAL

To create a product that enables a person to easily close and lock a public washroom stall, and flush a toilet without the use of their

  • hands. This product would be designed as an

add-on to any already existing public stall with a commercial toilet.

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POSSIBLE SOLUTIONS

  • Toilet flusher

○ Pedal flusher ○ Sensor

  • Door lock

○ Sensor ○ Pedal ○ Turning hook ○ T-Bar

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COURSE OF ACTION

  • Guidelines:

○ Compact ○ Easy to clean ○ Easy to use ○ Easy to install

  • Chosen Designs:

○ “T-Bar” ○ “Foot Flusher”

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PRELIMINARY DESIGNS

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PRELIMINARY DESIGNS

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ENGINEERING ANALYSIS

  • Material

○ 3003 H-14 Aluminium ○ Corrosion resistant, moderate strength (σyield=140 MPa), used in food preparation and utensils.

  • Loading

○ Designed for 500lb, or 2225N. (A person weighing 250lb, using a factor of safety of 2)

  • Dimensioning

○ Strengths of Materials

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Stall Door Solution

T-Bar

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T-BAR

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TRACK/GEAR ASSEMBLY

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BRACKET

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ASSEMBLED DOOR SOLUTION

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Toilet Solution

Toilet Flusher

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HANDLE ATTACHMENT

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SHAFT

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ORIGINAL TUBE

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ORIGINAL PEDAL

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ISSUES/SETBACKS

  • Rod & tube connection
  • Loose handle attachment
  • Extra joint
  • Springs & tracks
  • Sliding while testing
  • Lost business consultant
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BLOCK

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JOINT

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FRICTION FIT

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FINAL TUBE

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FINAL PEDAL

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NEXT STEPS

  • Prototype and test T-Bar
  • Refine designs
  • Patent
  • Find investor(s)
  • Develop business strategy
  • Develop mass production process
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CONCLUSION

  • Positive feedback thus far
  • Some minor adjustments needed
  • Bolting to ground to test
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Website

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ACKNOWLEDGEMENTS

The group would like to thank:

  • Dr. Emeka Oguejiofor
  • Mr. Paul Doiron
  • Mr. Steve MacDonald
  • Mrs. Merita MacMillan
  • Mr. Zachary MacNeil
  • Mrs. Marion Landry
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QUESTIONS/COMMENTS?

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