Variably damped truck

Details Variably damped truck Variably damped truck

1975-06-25

1976-08-31

Spar, Robert J.

Railway rolling stock

Trucks

Bogie

105197D, 267 4, B61F 512, B61F 550, F16F 106, F16F 304

Patent

active

039773329

ABSTRACT:
A stabilized railroad car truck has a side frame with a window, a bolster extending into the window, a stabilizer pocket on each side of the bolster and a friction element in each pocket. The spring means constitute coaxially positioned spring assemblies supporting each friction element provide generally constant column pressure from each friction element onto its associated side frame wearing area from no load up until approximately half-load, with linearly increasing column pressure from approximately half-load up until full load.

REFERENCES:
patent: 2403352 (1946-07-01), Edstrom
patent: 2413458 (1946-12-01), Light
patent: 2675765 (1965-04-01), Hamilton
patent: 2873691 (1959-02-01), Guins
patent: 3756162 (1973-09-01), Wulff
patent: 3762694 (1973-10-01), MacDonnell
patent: 3845725 (1974-11-01), Gieriach
patent: 3851595 (1974-12-01), Clasen

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