March 30th, 2015 Design & Communications II Hands-Free ... · Hands-Free Bathroom Stall Christine...
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Hands-Free Bathroom Stall Christine Gaudet, Sarah Landry, Jon Hierlihy & Liam Gribbon Design & Communications II March 30th, 2015 Group #7
Transcript of March 30th, 2015 Design & Communications II Hands-Free ... · Hands-Free Bathroom Stall Christine...
Hands-Free Bathroom StallChristine Gaudet, Sarah Landry, Jon Hierlihy &
Liam Gribbon
Design & Communications IIMarch 30th, 2015
Group #7
PROBLEM● Germs spreading in public washrooms● “Germ hot spots”
○ Latches○ Handles
● Common pathogens○ E.coli○ Staph Infection
● Poor hand washing habits
CONSULTANTSMrs. 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, CFTTSenior Machinist and Design Technician,
St. Francis Xavier University, Antigonish, NS
Mrs. Marion LandryCustodian
St. Francis Xavier University, Antigonish, NS
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.
POSSIBLE SOLUTIONS ● Toilet flusher
○ Pedal flusher○ Sensor
● Door lock○ Sensor○ Pedal ○ Turning hook○ T-Bar
COURSE OF ACTION
● Guidelines:○ Compact○ Easy to clean○ Easy to use○ Easy to install
● Chosen Designs:○ “T-Bar”○ “Foot Flusher”
PRELIMINARY DESIGNS
PRELIMINARY DESIGNS
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
Stall Door SolutionT-Bar
T-BAR
TRACK/GEAR ASSEMBLY
BRACKET
ASSEMBLED DOOR SOLUTION
Toilet SolutionToilet Flusher
HANDLE ATTACHMENT
SHAFT
ORIGINAL TUBE
ORIGINAL PEDAL
ISSUES/SETBACKS
● Rod & tube connection● Loose handle attachment ● Extra joint● Springs & tracks● Sliding while testing ● Lost business consultant
BLOCK
JOINT
FRICTION FIT
FINAL TUBE
FINAL PEDAL
NEXT STEPS
● Prototype and test T-Bar● Refine designs● Patent● Find investor(s) ● Develop business strategy● Develop mass production process
CONCLUSION
● Positive feedback thus far● Some minor adjustments needed ● Bolting to ground to test
Website
ACKNOWLEDGEMENTS
The group would like to thank:Dr. Emeka Oguejiofor
Mr. Paul Doiron Mr. Steve MacDonaldMrs. Merita MacMillanMr. Zachary MacNeilMrs. Marion Landry
QUESTIONS/COMMENTS?
