Polyurethane foam exercise device for upper body development

Details Polyurethane foam exercise device for upper body development Polyurethane foam exercise device for upper body development

1991-10-30

1992-09-08

Mancene, Gene

Exercise devices

Hand, wrist, or finger

Grip

273 58B, 273 58G, 482 44, A63B 500, A63B 3700

Patent

active

051454734

ABSTRACT:
A novel, hand-held, sphere-shaped, palm-compressible, upper-body exerciser is provided with a mechanical switch, placed within a cavity internal to the sphere.

REFERENCES:
patent: 1628717 (1927-05-01), Flowers
patent: 3497216 (1970-02-01), Feather
patent: 4108429 (1978-08-01), Minichello
patent: 4577865 (1986-03-01), Shishido
patent: 4598909 (1986-07-01), Ventura et al.
patent: 4610071 (1986-09-01), Miller
patent: 4629186 (1986-12-01), Aldridge
patent: 4702474 (1987-10-01), Guibert
patent: 4718666 (1988-01-01), O'Donnell et al.
patent: 4720096 (1988-01-01), Rogers
patent: 4874165 (1989-10-01), Steinberg et al.

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