Toy vehicle with spring drive mechanism

Details Toy vehicle with spring drive mechanism Toy vehicle with spring drive mechanism

1979-02-14

1980-12-30

Lacey, David L.

Motors: spring, weight, or animal powered

Animal powered

Belt tread

185 39, 185DIG1, 192 4892, A63H 2920, F03G 110

Patent

active

042415349

ABSTRACT:
A toy vehicle having a spring drive mechanism coupled through first and second unidirectional slip clutch members to the drive wheels thereof, the slip clutches including gear members for winding the spring through a first gear ratio while pushing the vehicle in the reverse direction on a surface, and for propelling the vehicle through a second gear ratio upon release of the vehicle, each of the actions utilizing only one of the slip clutch members.

REFERENCES:
patent: 717791 (1903-01-01), Adams
patent: 1203438 (1916-10-01), Webster
patent: 1619943 (1927-03-01), Lehwess
patent: 1720289 (1929-07-01), Odom
patent: 1962056 (1934-06-01), Colomb
patent: 2182529 (1939-12-01), Wyrick
patent: 2617248 (1952-11-01), Brown
patent: 2637987 (1953-05-01), Hill et al.
patent: 2741873 (1956-04-01), Erickson
patent: 3798831 (1974-03-01), Higashi
patent: 3812933 (1974-05-01), Darda
patent: 3981098 (1976-12-01), Darda
patent: 4053029 (1977-10-01), Darda
patent: 4077156 (1978-03-01), Asano

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