Stretching machine

Details Stretching machine Stretching machine

1988-03-21

1989-07-04

Apley, Richard J.

Undertaking

272130, 272903, A63B 2100

Patent

active

048444537

ABSTRACT:
A stretching machine for stretching the legs of an individual which includes a pair of leg bars and a pair of leg decks. Each leg deck is slidingly and pivotingly connected to one of the leg bars to permit adjustments for different leg lengths of individuals. The leg bars are moveable in a general arc from a rest position to stretch positions by a hydraulic jack comprising a jack base, a base jack rod slidingly disposed in the jack base and a connecting rod disposed in the base jack rod. A linkage connects the connecting rod to the leg bars. A channel is slidingly connected to each leg bar and one end of the a pin is connected to the channel, the opposite end of the pin being pivotally disposed in a pivot opening in the leg deck.

REFERENCES:
patent: 4125258 (1978-11-01), McArthur
patent: 4277062 (1981-07-01), Lawrence
patent: 4456247 (1984-06-01), Ehrenfried
patent: 4479633 (1984-10-01), McCreery
patent: 4647040 (1987-03-01), Ehrenfried
Exhibit A-Photograph showing a leg bar and a leg deck of the prior art stretching machine.
Exhibit B-Photograph showing a leg bar and a leg deck of the prior art st retching machine.
Exhibit C-A brochure of Applicant's assignee showing this prior art str etching machine on the back cover.
Exhibit D-A Photograph showing one version of the prior art stretching machine.
Exhibit E-A Photograph showing another version of the prior art stretching machine.
Exhibit F-A Photograph showing the hydraulic jack utilized with the prior art stretching machine.

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