Share Chair 2.009 Final Presentation December 11, 2006
The Share Chair
Traditional Wheelchair “ I hate having to give up all control…I feel vulnerable when I can ’ t see the person pushing me or communicate with them. ” Kaley, wheelchair user from California
Communication Challenges Traditional Wheelchairs: � Hinder face-to-face communication � Dehumanize the user � Hamper emotional connections
Technical Challenges Distance from Center Top View Pushing Force Net Torque on Chair Net torque created while pushing from side
Technical Solution Clutch Open à Turn Top View Clutch Closed à Straight
Our Solution : The Share Chair
Ergonomic Human Interface � Comfortable � Adjustable � Intuitive
Seamless Mode Switching Lifting � Quickly switch modes � Easy folding handle Rotating � Intuitive
Maneuverability � Simple turning operation
Business Assessment � Market Analysis Wheelchair Market Share (in $ Millions) - Market Size: $330M Other Invacare - 3% Growth/Year $37.3 $99.0 (Regional Companies) � Competitive Medline, $118.8 Advantages Sunrise - Side-push chair Medical, Graham $43.6 Field, - Facilitates $11.3 Communication - Ergonomic, Intuitive Interface
Business Assessment � Deployment Strategy Project Revenue vs. Market Penetration - Museums, Nursing 40 3% Model Homes, Public 35 5% Model (Millions $) 10% Model 30 Revenue Attractions, Hotels 25 20 15 10 � Manufactured Cost 5 0 - Target Price: $550 2006 2007 2008 2009 2010 Year - Initial Manufactured Cost: $350
Business Assessment � Museum Case Study - 17,500 museums in US - 1 Chair replaced/museum/yr. - Estimate 6% market penetration - 1000 sales for year one � Forecasted Share Chair ROI : 30.4% - $ 3 Million initial investment
Traditional Wheelchair “ It is difficult to have a conversation with someone behind you…often, we have to delay a conversation until a stopping point is reached. ”
The Share Chair “ Wow, it ’ s like a real conversation. ”
The Share Chair
Special Thanks to… � Prof. Dave Wallace � Paul Bartush � Chris Magee � Girard Plante � Matt Duplessie � Glenn Mangurian � Ethan Crumlin � Kaley Zeitouni � Jane Conner � Lisa Thompson � Dick Fenner � Michele Muehe � Joe Cronin � MGH Volunteers � Bob Gertsen � MFA Accessibility Office - Hannah Goodwin � Steve Haberek � Bob Nuttal
Questions? Group Members: � Ovid Amadi � Arthur Petron � Alex Cutting � Stephanie Reed � Mark Egan � Gita Srivastava � Will Etheridge � Nicola Tan � Julian Getachew � Etienne Toussaint � Omar R. Hernandez � Cynthia Walker � Joshua Jiricek � Matt Zedler � Jesse Marsh
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