Hand and digit exerciser

Details Hand and digit exerciser Hand and digit exerciser

1981-07-22

1989-06-20

Johnson, Richard J.

Undertaking

5445, A63B 2130

Patent

active

048403709

ABSTRACT:
A hand and digit exerciser comprising a block of resilient material having a cross-section incorporating a flat base, a convex rounded leading edge extending upwardly and forwardly from said base merging into an upper surface. The exerciser is placed on a flat surface with the forearm of the user extending along that surface. The palm of the hand is placed over the rounded leading edge with the fingers extending along the upper surface.

REFERENCES:
patent: 228004 (1973-07-01), Riccio
patent: 802026 (1905-10-01), Beall
patent: 2994530 (1961-08-01), Cohan
patent: 3129939 (1964-04-01), Stock
patent: 3265389 (1966-08-01), Carlson
patent: 3326550 (1967-06-01), Melchiona
patent: 3413243 (1968-11-01), Griffin
patent: 3611807 (1971-10-01), Brandell
patent: 4278248 (1981-07-01), Kifferstein
"Portable Gym", Instructions provided by Korfund Dynamics Corp., Westbury, N.Y., 1980.

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