Torsionally flexible railway truck frame

Details Torsionally flexible railway truck frame Torsionally flexible railway truck frame

1979-06-15

1981-07-21

Silverstrim, John P.

Railway rolling stock

Trucks

Bogie

105175A, 105182R, 105199A, 105206A, 105208, B61F 500, B61F 524, B61F 552

Patent

active

042792029

ABSTRACT:
A swivel truck frame of high torsional flexibility for rail vehicles is provided comprising a pair of generally straight longitudinal beams running parallel to one another, said longitudinal beams connected to one another by parallel running crossbeams to define a rectangular frame, said crossbeams being welded to said longitudinal beams, said crossbeams being disposed under said longitudinal beams, the lower chords of said longitudinal beams being welded to the upper chords of said crossbeams, said longitudinal beams being further interconnected by at least one middle crossbeam disposed between said parallel running crossbeams.

REFERENCES:
patent: 684837 (1901-10-01), Maltby
patent: 1623036 (1927-04-01), Anderson
patent: 2186008 (1940-01-01), Chapman
patent: 2201861 (1940-05-01), Hanna
patent: 2237757 (1941-04-01), Eksergian et al.
patent: 2594734 (1952-04-01), Cripe
patent: 2637279 (1953-05-01), Charlton et al.

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