Railway rolling stock – Car framing and structure – Freight
Patent
1978-10-10
1981-02-24
Bertsch, Richard A.
Railway rolling stock
Car framing and structure
Freight
296181, B61D 700
Patent
active
042520673
ABSTRACT:
A side wall arrangement for an open top hopper or railway gondola car having a metal plate construction and including top chord or sill members spanning the outside top edges of the walls. The top chord members are of a lightweight unitary formed plate construction providing axial and lateral rigidification for the wall so as to resist lateral warping or deflection thereof during rotary dumping operations.
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patent: 2885971 (1959-05-01), Shaver et al.
patent: 3094351 (1963-07-01), Gwinn, Jr.
patent: 3240168 (1966-03-01), Charles et al.
patent: 3772997 (1973-11-01), Heap
Bertsch Richard A.
Myers Richard J.
Pullman Incorporated
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