Railroad spring wing frog assembly

Details Railroad spring wing frog assembly Railroad spring wing frog assembly

E - Fixed Constructions

01

B

E01B 7/14 (2006.01) E01B 7/02 (2006.01)

Patent

CA 2339692

A railroad trackwork frog assembly is provided with a base plate, a spring wing rail supported by and movable laterally relative to the base plate, and a hold- down subassembly attached to the spring wing rail and to the base plate, the hold- down subassembly comprising, in combination with a horn housing, a horn element having a cross-section area moment of inertia about a transverse horizontal axis intersecting the cross-section area center of gravity that is smaller than the cross-section area moment of inertia about a transverse vertical axis intersecting the cross-section area center of gravity.

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