Sit up exercising apparatus

Details Sit up exercising apparatus Sit up exercising apparatus

2006-10-24

2006-10-24

Donnelly, Jerome (Department: 3764)

Exercise devices

Sit up device

C482S122000, C482S130000, C482S142000

Reexamination Certificate

active

07125366

ABSTRACT:
A sit up exercising apparatus has a seat assembly, an actuating bar The seat assembly has front leg, a cushioned seat and a rear leg. The actuating bar is attached pivotally to the seat assembly and provides an elastic force to assist a person using the sit up exercising apparatus and has multiple rollers. The rollers massage a person's back who is using the sit up exercising apparatus. Consequently, a person's backbone is not likely to be injured, and the exercising force can be adjusted to accommodate individual users based on their age or physical condition.

REFERENCES:
patent: 5215511 (1993-06-01), Cheng
patent: 5453066 (1995-09-01), Richter, Jr.
patent: 5533953 (1996-07-01), Lui et al.
patent: 5624361 (1997-04-01), Lai
patent: 5643147 (1997-07-01), Huang
patent: 5833590 (1998-11-01), Chiu et al.
patent: 6258016 (2001-07-01), Kuo

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