Exercise devices – Sit up device
Patent
1996-09-23
1997-12-30
Clark, Jeanne M.
Exercise devices
Sit up device
482 95, 482131, 482142, A63B 2302
Patent
active
057023344
ABSTRACT:
An abdomen fitness equipment including a front base frame unit carrying a cushion, a substantially U-shaped handle fixed to the front end of the front base frame unit for pulling, a rear base frame unit pivoted to the rear end of the front base frame unit, a movable frame unit pivoted to the front end of the rear base frame unit, and a movable leg frame unit pivoted to the rear end of the rear base frame unit, the movable leg frame unit having an adjustable extension rod equipped with a pulley, the pulley being moved along a longitudinal rod in the rear base frame unit when the movable leg frame unit is pulled with the legs to lift the movable frame unit.
REFERENCES:
patent: D349344 (1994-08-01), Kudlak
patent: 5545114 (1996-08-01), Gvoich
patent: 5575741 (1996-11-01), Fan
patent: 5599261 (1997-02-01), Easley et al.
patent: 5601519 (1997-02-01), Comereski
patent: 5626542 (1997-05-01), Dalebout et al.
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