Knob Handler Putting a handle on any knob 2.009 Yellow A Overview - - PowerPoint PPT Presentation

Knob Handler

“Putting a handle on any knob”

2.009 Yellow A

Overview

• Arthritis patients have difficulty gripping

and turning knobs

• Knob handler

– Portable – Battery powered – Self locking

How It Works

Market

• Arthritis sufferers

– 49 million reported in US

• $51 billion in medical costs
• “I’ve installed handles on all the doors at

home; it’s everywhere else I have trouble”

• “I am always embarrassed to have to ask

another person to open a door or turn on a sink for me…sometimes I avoid knobs.”

Benchmarks / Prior Art

• Aimed at able bodied users

– Strap wrench requires dexterity – Jar openers bulky

Differentiation

• Lightweight and portable
• Designed for lighter load use
• Electronic adjustment
• Adapts to difficult geometries

Outlook

• Miniaturize components
• Incorporate bi-directional use
• Explore possible base

– Grip jar base for easy jar opening – Provide recharging ability

• Show sketch models to potential users

and gather feedback

Knob Handler

“Putting a handle on any knob”

2.009 Yellow A