Exercise devices – Gymnastic – Bar or rope for balancing upon
Patent
1993-10-12
1994-07-12
Crow, Stephen R.
Exercise devices
Gymnastic
Bar or rope for balancing upon
482 79, A63B 2304
Patent
active
053284216
ABSTRACT:
A rehabilitation device for conditioning the lower extremity joints of a user includes a platform having an upper surface with spaced apart enhanced friction regions for stabilizing the users feet on a variety of side to side locations on the platform whereby tipping movements about a pivot plate connected to the platform will produce a closed chain kinetic exercising of such joints.
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patent: 4759542 (1988-07-01), Hudec
patent: 4822039 (1989-04-01), Gonzales et al.
patent: 4911440 (1990-03-01), Hyman et al.
patent: 5152691 (1992-10-01), Moscarello
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