Climbing toy

Details Climbing toy Climbing toy

1979-04-26

1981-12-01

Peshock, Robert

A63H 1104

Patent

active

043029027

ABSTRACT:
A climbing toy including a body with two circumferential grooves of different depth. Strings are wound in opposite directions in the two grooves. The toy climbs when tension is applied to the two strings. The toy contains no axles, bearings or other mechanisms.

REFERENCES:
patent: 213642 (1879-03-01), Farnum
patent: 446535 (1891-02-01), Outerbridge
patent: 485713 (1892-11-01), Shattuck
patent: 1249538 (1917-12-01), Soth
patent: 1267608 (1918-05-01), Vaughan
patent: 1462090 (1923-07-01), Lindstrom
patent: 1762620 (1930-06-01), Fixen
patent: 1876481 (1932-09-01), Wright
patent: 2064119 (1936-12-01), Irenins
patent: 2387565 (1945-10-01), Criner
patent: 3935667 (1976-02-01), Vitt
patent: 3983661 (1976-10-01), Zitzmann

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