Exerciser with combined stepping and twisting functions

Details Exerciser with combined stepping and twisting functions Exerciser with combined stepping and twisting functions

1994-08-15

1995-09-26

Donnelly, Jerome W.

Exercise devices

Involving user translation or physical simulation thereof

Stair climbing

482 51, 482146, 482147, 482 79, A63B 2204, A63B 6918

Patent

active

054530652

ABSTRACT:
An exerciser includes a lower stationary support frame having an upright shaft fixed thereto. A stepper mechanism includes a base body mounted rotatably on the shaft and having a front portion and a rear portion, a pair of spaced pedal arms, each of which having a front end pivoted to the front portion and a rear end portion extending from the front end toward the rear portion, and a pair of resistance cylinders, each of which interconnecting the rear end portion of a respective one of pedal arms and the base body. A horizontal plate member is mounted to the shaft above the base body and has two opposite spaced rear portions on two sides of the shaft. A locking unit is provided to lock releasably the plate member on the shaft so as to prevent movement of the plate member relative to the stationary support frame. The exerciser further includes a pair of elongated connecting members, each of which having a front end connected to the front end of a respective one of the pedal arms and a rear end connected to a respective one of the rear portions of the plate member.

REFERENCES:
patent: 2573808 (1951-11-01), Ravoire
patent: 3650528 (1972-03-01), Natterer
patent: 4391441 (1983-07-01), Simjian
patent: 4629181 (1986-12-01), Krive
patent: 5078389 (1992-01-01), Chen
patent: 5183448 (1993-02-01), Wang
patent: 5242340 (1993-09-01), Jerome
patent: 5284461 (1994-02-01), Wilkinson et al.
patent: 5299993 (1994-04-01), Habing
patent: 5310395 (1994-05-01), Ko
patent: 5316530 (1994-05-01), Romer

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