Resilient railroad car truck

Details Resilient railroad car truck Resilient railroad car truck

1976-01-19

1978-09-05

Hoffman, Drayton E.

Railway rolling stock

Trucks

Axle bearing mounting

105167, 105176, B61F 308, B61F 530, B61F 538, B61F 550

Patent

active

041111311

ABSTRACT:
A railroad car truck has a pair of wheelsets and means for providing relative restraint between wheelsets. A pair of side frames are supported on the wheelsets through resilient pads with the resilient pads providing greater shear resistance in a lateral direction than in a longitudinal direction.

REFERENCES:
patent: 33167 (1861-08-01), Youmans
patent: 986185 (1911-03-01), Lincoln
patent: 2068279 (1937-01-01), Piron
patent: 2137543 (1938-11-01), Piron
patent: 2197727 (1940-04-01), Ledwinka
patent: 2782026 (1957-02-01), Hirst
patent: 2802662 (1957-08-01), Hirst
patent: 3380400 (1968-04-01), Barber
patent: 3528374 (1970-09-01), Wickens
patent: 3539170 (1970-11-01), Hamel
patent: 3575403 (1971-04-01), Hamel et al.
patent: 3839969 (1974-10-01), Thum

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