Treadmill for enabling a user to tread and twist

Details Treadmill for enabling a user to tread and twist Treadmill for enabling a user to tread and twist

2004-10-19

2008-12-16

Crow, Steve R (Department: 3764)

Exercise devices

Involving user translation or physical simulation thereof

Stair climbing

Reexamination Certificate

active

07465255

ABSTRACT:
Disclosed is a treadmill for enabling a user to tread and twist. The treadmill includes a base, a post extended from the base, a pivotal unit including two inclined axles extended from the post, two treadles each connected to a related one of the inclined axles, two hydraulic cylinders each comprising an end connected to a related one of the treadles and another end connected to the base and a linking unit. The linking unit includes two cranks each connected to a related one of the inclined axles, a U-shaped element connected to the post, a pulley supported on the U-shaped element and a rope wound around the pulley and formed with two end each connected to a related one of the cranks.

REFERENCES:
patent: 5453065 (1995-09-01), Lien et al.
patent: 5545111 (1996-08-01), Wang et al.
patent: 6224515 (2001-05-01), Chen
patent: 6315697 (2001-11-01), Chen
patent: 2002/0155926 (2002-10-01), Lat

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