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 ○ Handles ● Common pathogens ○ E.coli ○ Staph Infection ● Poor hand washing habits

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

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 (σ yield =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 Solution T-Bar

T-BAR

TRACK/GEAR ASSEMBLY

BRACKET

ASSEMBLED DOOR SOLUTION

Toilet Solution Toilet 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 MacDonald Mrs. Merita MacMillan Mr. Zachary MacNeil Mrs. Marion Landry

QUESTIONS/COMMENTS?