Twister

Details Twister Twister

2006-07-11

2006-07-11

Amerson, Lori (Department: 3764)

Exercise devices

Support for entire body of user

Swivelled foot platform

C482S147000, C482S034000, CD21S685000

Reexamination Certificate

active

07074167

ABSTRACT:
A twister includes a follower slidably attached onto a housing and having a channel and a rack, a rod rotatably attached to the housing, a lever secured to the rod and having a pin attached to a free end and slidably engaged in the channel of the follower, to allow the follower to be forced to slide relative to the housing in a reciprocating action when the pin and the lever are rotated relative to the housing. An axle is rotatably engaged to the housing and includes a pinion engaged with the rack of the follower, to allow the axle to be rotated in a reciprocating action when the follower slides relative to the housing in the reciprocating action. A foot support is secured to the axle and driven by a motor.

REFERENCES:
patent: 5256127 (1993-10-01), Yeh
patent: 5492521 (1996-02-01), Wilkinson et al.
patent: 5632711 (1997-05-01), Hwang
patent: 5888182 (1999-03-01), Shih
patent: 2003/0092546 (2003-05-01), Yu

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