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Cable Drive Single and Twin-Lever Wheelchairs
Lever Drive Wheelchairs:
Developed single and twin lever drive
wheelchairs. Bio-mechanically more
efficient than conventional manual chairs, it
was designed to accelerate from walking to
racing speed and to offer a low cost
alternative to motorized chairs. Utilized
bicycle brake levers to improve braking.
Lightweight compact frame and small
wheels optimized portability and facilitated
transfers to beds and commodes.
See details.

Global Design News Article 2000
Helix Cable Drive Handcycle concept
Helix Cable Drive Racing Handcycle concept
Helix Cable Drive Enclosed Racing Handcycle concept
© Copyright 2005-2008 Fore-thought Designs™ All Rights Reserved.
"Its operating
principle resembles
the bow-and-stick
method of making
fire".
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U.S Patent
"The conventional
hand rim-driven
design has gone
unquestioned for
so long that it has
been practically
immortalized by a
globally
recognized
symbol".
Spin-off Concepts
Illustration by Anthony Velleco.
Illustration by Anthony Velleco.
Lever Drive Wheelchair
receives Honorable Mention
in national contest.

May 2006: The invention was
selected from among over 4,200
submissions by the judges of
the Modern Marvels Invent
Now© Challenge.
See all 100 Honorable Mention
recipients.
www.History.com/invent
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INVENTIONS FOR LICENSE
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