Undertaking
Patent
1983-07-10
1985-04-30
Apley, Richard J.
Undertaking
272141, 272142, 272DIG5, A63B 2300
Patent
active
045139628
ABSTRACT:
A spring type hand grip exerciser having a body with a pivoted lever that operates against a spring resistance force when the lever is moved toward the body of the exerciser. The hand grip exerciser contains a counter which counts the number of times a user grips and releases the lever and body. The hand grip exciser is free standing on a level surface.
REFERENCES:
patent: 3045793 (1962-07-01), Ylinen
patent: 3216259 (1965-11-01), Bendix
patent: 3349621 (1967-10-01), Mullen
patent: 3807729 (1974-04-01), Sigma
patent: 4262898 (1981-04-01), Lee
Anderson Paul R.
Robson George E.
Apley Richard J.
Browne William R.
Field Lawrence I.
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