| 摘要 |
An actuating system for manually operating the doors (16) of a railroad hopper car (10) An operating shaft (30a, 30b) having a handle (32) is rigidly coupled to an actuating lever (50) A door opening lever (70), which is rotatably coupled to the actuating lever (50), is rotatably coupled to the door (16) for a hopper chute To operate the system, an operator rotates the handle (32) of the operating shaft (30a, 30b), rotating the actuating lever (50) and door opening lever (70), shifting the door (16) from the closed to the open position |
