Primary suspension system for providing low vertical and...

Details Primary suspension system for providing low vertical and... Primary suspension system for providing low vertical and...

B - Operations, Transporting

61

F

105/78

B61F 5/30 (2006.01)

Patent

CA 1222415

A PRIMARY SUSPENSION SYSTEM FOR PROVIDING LOW VERTICAL AND LONGITUDINAL SPRING RATES IN A RAILWAY CAR ABSTRACT OF THE DISCLOSURE A primary suspension spring disposed between a wheel journal and a railway truck side frame includes top and bottom elastomeric members which form a ring around the journal. Both members include a relatively large cut- away portion towards their centers to provide sort vertical and longitudinal spring rates for a car body. Relatively small amounts of elastomeric material are disposed longitudinally towards the front and rear of the large cut-away portions towards the tangents of the wheel journal.

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