Railway rolling stock – Trucks – Bogie
Patent
1983-09-06
1985-07-02
Reeves, Robert B.
Railway rolling stock
Trucks
Bogie
105182R, 105197D, B61F 308, B61F 510, B61F 524
Patent
active
045261091
ABSTRACT:
A laterally disposed cylinder including fluid therein connected between a truck and car body is responsive to lateral forces to provide low damping when relatively low lateral forces are applied and proportionally higher damping as relatively higher lateral forces are applied. The cylinder includes a piston to provide two fluid chambers. The piston includes an opening therein. An element is provided to vary the opening in accordance with the lateral forces.
REFERENCES:
patent: 2040262 (1936-05-01), Kruckenberg et al.
patent: 2241757 (1941-05-01), Baade
patent: 3397652 (1968-08-01), Cardwell
patent: 3568856 (1971-03-01), Knipple
patent: 3628465 (1971-12-01), Dobson et al.
patent: 4228741 (1980-10-01), Bruner
Beltran Howard
Davenport Thomas I.
Farrell Edward M.
Foster Herman
Reeves Robert B.
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