Title: Closure mechanism for bottom dump hopper cars

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.

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Inventors: Green, Dan R. (Portage, IN, US)
Nagy, Ernest J. (Munster, IN, US)

Application Number: 605104
Filing Date: 1975-08-15
Publication_date: 1977-03-15
Assignee: Pullman Incorporated (Chicago, IL)
Primary Class(es): 414/387 105/241.2
Other Classes:
US Patent Ref:

3251487	May, 1966	Giesking	214/63.
3585938	Jun, 1971	Fisher et al.	214/63.
3836023	Sep, 1974	Peterson et al.	214/63.
3891101	Jun, 1975	Peterson	214/63.

Other Refs:
Primary Examiner: Blix, Trygve M.
Assistant Examiner: Frankfort, Charles E.
Attorney: Myers; Richard J.