Secondary suspension system for rail vehicles

Details Secondary suspension system for rail vehicles Secondary suspension system for rail vehicles

B - Operations, Transporting

61

F

B61F 5/14 (2006.01) B60G 11/48 (2006.01) B60G 17/005 (2006.01) B60G 17/015 (2006.01) B60G 17/017 (2006.01) F16F 9/02 (2006.01)

Patent

CA 2120144

A secondary suspension for rail vehicles, comprises a steel helical spring or elastomeric spring, and a lifting element, such as an hydraulic cylinder, in series between a wagon body and a bogie. The lifting element raises and lowers the wagon body relative to the bogie. A locking device is actuable to lock the lifting element when the wagon body is in its raised position. A hydraulic or electromechanical chucking element may be arranged in parallel operating relation with the springs.

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