Lock for a hopper car outlet gate

Details Lock for a hopper car outlet gate Lock for a hopper car outlet gate

B - Operations, Transporting

61

D

105/153

B61D 7/14 (2006.01) B61D 7/20 (2006.01) B61D 7/26 (2006.01)

Patent

CA 1058449

Abstract of the Disclosure In a railway hopper car a sliding gate is provided at the discharge opening of the hopper for dis- charging materials therefrom. The gate comprises a frame supporting a sliding gate member movable from a closed position to an open position by means of a rack and pinion arrangement. The arrangement is actuated by an operating shaft which projects out from opposite ends of the gate and includes operating heads which are adapted to be engaged by a tool for rotating the shaft. A lock arrangement is provided for maintaining the sliding gate in a closed position and includes blocking elements which in the locked position of the gate are disposed over the operating heads to prevent the insertion of a tool until the locking mechanism is placed in an unlocked position.

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