Ellipical exercise apparatus with flexible unitary force...

Details Ellipical exercise apparatus with flexible unitary force... Ellipical exercise apparatus with flexible unitary force...

2007-10-30

2010-02-16

Crow, Steve R (Department: 3764)

Exercise devices

Involving user translation or physical simulation thereof

Stair climbing

C482S057000, C482S070000

Reexamination Certificate

active

07662069

ABSTRACT:
An exercise apparatus has a linkage assembly which links rotation of a crank to generally elliptical movement of a force receiving member. The linkage assembly includes a flexible drawbar interconnected between the crank and frame of the exercise apparatus.

REFERENCES:
patent: 5336141 (1994-08-01), Vittone
patent: 5643148 (1997-07-01), Naville
patent: 6019709 (2000-02-01), Piaget
patent: 6277055 (2001-08-01), Birrell et al.
patent: 6551217 (2003-04-01), Kaganovsky
patent: 6875160 (2005-04-01), Watterson et al.
patent: 2001/0012811 (2001-08-01), Gordon

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