Training and exercise machine

Details Training and exercise machine Training and exercise machine

1993-10-21

1995-05-30

Crow, Stephen R.

Exercise devices

User manipulated force resisting apparatus, component...

Utilizing fluid resistance

482112, 482 72, 482133, A63B 2108

Patent

active

054197503

ABSTRACT:
An exercising and training machine mainly for the abdominal part of the human body, and for building the abdominal muscles where reciprocating forward and back movement are performed against the power of an hydraulic piston.

REFERENCES:
patent: D337361 (1993-07-01), Engel et al.
patent: 3817243 (1974-06-01), Perrine
patent: 4226415 (1980-10-01), Wright
patent: 4729562 (1988-03-01), Pipasik
patent: 4763897 (1988-08-01), Yakata
patent: 4848739 (1989-07-01), Schaub
patent: 4911436 (1990-03-01), Lighter
patent: 5037090 (1991-08-01), Fitzpatrick
patent: 5094446 (1992-03-01), Weider

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