Space tumbler

Details Space tumbler Space tumbler

1979-12-10

1981-01-13

Pinkham, Richard C.

Undertaking

272113, 272115, A63G 112

Patent

active

042445671

ABSTRACT:
An exercising device for gymnasium or playground structurally designed to support an occupant in a partially reclining position. The structure is basically conical and includes a personal support area surrounded by a structure support area that is designed for contact with the ground or floor surface. Suitable means are provided within the conical structure for the occupant to position his hands and feet so that the unit may be thereafter moved in a rotational fashion by shifting the center of gravity of the unit-occupant combination.

REFERENCES:
patent: 87285 (1869-02-01), Ott
patent: D198801 (1964-08-01), Mitchell
patent: D198923 (1964-08-01), Mitchell
patent: 1901964 (1933-03-01), Haskell
patent: 1927682 (1933-09-01), Edwards
patent: 1979844 (1934-11-01), Rouenville
patent: 3083037 (1963-03-01), Gordon et al.
patent: 3145990 (1964-08-01), Prouty
patent: 3197202 (1965-07-01), Tieman
patent: 3197203 (1965-07-01), Tieman
patent: 3290057 (1966-12-01), Turner
patent: 4076235 (1978-02-01), Risberg, Jr.

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