Closure mechanism for bottom dump hopper cars

Details Closure mechanism for bottom dump hopper cars Closure mechanism for bottom dump hopper cars

1975-08-15

1977-03-15

Blix, Trygve M.

Railway rolling stock

Special car bodies

Sleeping

105241C, B61D 730

Patent

active

040119564

ABSTRACT:
A side of track closure mechanism is provided for engaging and exerting an inwardly directed lateral thrust against bottom dump doors of a hopper car for hingedly moving the doors inwardly to a closed position. The actuating mechanism includes a rotating arm having actuating apparatus at one end which when placed in an index position is adapted to engage the doors of bottom dump hopper cars as they move along a track adjacent to which the closure mechanism is positioned.

REFERENCES:
patent: 3251487 (1966-05-01), Giesking
patent: 3585938 (1971-06-01), Fisher et al.
patent: 3836023 (1974-09-01), Peterson et al.
patent: 3891101 (1975-06-01), Peterson

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