Exercise devices – Involving user translation or physical simulation thereof – Occupant suspended from above for foot travel
Reexamination Certificate
2006-04-21
2009-10-13
Mathew, Fenn C (Department: 3764)
Exercise devices
Involving user translation or physical simulation thereof
Occupant suspended from above for foot travel
C601S034000
Reexamination Certificate
active
07601104
ABSTRACT:
A passive gravity balancing assist device for human sit-to-stand motion is provided. The design combines the use of auxiliary parallelograms with springs to produce an orthotic device wherein the total potential energy of the system is constant during standing and sitting motion.
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Agrawal Sunil
Catlin Glenn
Fattah Abbas
Hamnett John
Mathew Fenn C
RatnerPrestia
University of Delaware
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