Constant contact side bearing for railroad freight cars

Details Constant contact side bearing for railroad freight cars Constant contact side bearing for railroad freight cars

B - Operations, Transporting

61

F

B61F 5/14 (2006.01) F16F 1/373 (2006.01) F16F 3/10 (2006.01) F16F 3/12 (2006.01)

Patent

CA 2616750

A railway freight car constant contact side bearing as bearing between a railway vehicle body and a wheeled truck supporting said freight car body. The constant contact side bearing comprising a housing, a bearing cap and a plurality of springs disposed with said housing to apply a pressure to said cap. The plurality of springs comprising at least one metallic spring and at least one elastomer spring. A method for controlled railway vehicle dynamics between a vehicle body and a railway truck within a constant contact side bearing. The method comprising supporting a vertical load with a metallic spring constant and providing vertical dampening compression of an elastomer spring having hysteresis.

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