US2007068417A1PendingUtilityA1
Sliding gate actuating mechanism
Individually held — no corporate assignee on recordPriority: Aug 30, 2005Filed: Aug 30, 2006Published: Mar 29, 2007
Est. expiryAug 30, 2025(expired)· nominal 20-yr term from priority
Inventors:Fred Taylor
B61D 7/20B61D 7/28
45
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Claims
Abstract
An actuating system for operating sliding gates of a railway hopper car in which the mechanism contains an overcenter latch for insuring that the door remains closed when in the closed position for safety purposes.
Claims
exact text as granted — not AI-modified1 ) An actuating system for operating sliding gates of a railway hopper car which contains an overcenter latch, comprising: an air cylinder; a rotatable shaft; a lever coupling said air cylinder to said shaft; a sliding gate door; a pair of levers coupled together by a first pin, with an end of one of the levers coupled to said door by a second pin; and a plane through said second pin and said shaft, where when the door is in the closed position, said first pin has traveled through said plan to create an overcenter latching effect to insure that said door will remain closed.
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