Railway rolling stock – Trucks – Bogie
Patent
1998-08-19
2000-10-31
Le, Mark T.
Railway rolling stock
Trucks
Bogie
B61F 500
Patent
active
061385778
ABSTRACT:
A center plate (20) is provided for installation in a center plate pocket (21) in the underside of a railcar (10) undercarriage. The center plate (20) comprises an upper wall section (36), a lower cap section (38), and a weld area (32) between the upper wall section (36) and the lower cap section (38). When the center plate (20) is in the center plate pocket (21) the weld area (32) forms a continuous grooved perimeter which allows for the center plate (20) to be welded to the undercarriage with a single weld.
REFERENCES:
patent: 3831530 (1974-08-01), Cope et al.
patent: 4056065 (1977-11-01), Fiegl et al.
patent: 4744308 (1988-05-01), Long et al.
Engineering drawing, dated Jun. 3, 1995, property of Trinity Industries, Inc.
Engineering drawing, dated Jul. 31, 1996, property of American Steel Foundaries.
Quality Products for Freight Cars and Passenger Cars, Transportation Equipment, Dresser Catalog, 1974.
Le Mark T.
TRN Business Trust
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