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US 4,538,524 AGranted
Equalization means for a railway truck
AssigneeThe Budd Company
InventorWalter S. Eggert, Jr.
Life of this patent
Estimating the term…
Abstract
A railway truck includes a pair of pivotable side frames connected by a pivot assembly which maintains the side frames in tram while still permitting equalization. Springs are connected between a car body and the side frames to provide equalization for the wheels on the truck. The springs also serve as the load transmission path from the car body to the side frames.
Claims9
In a railway truck including wheel-axle units having wheels and axles for carrying a car body,
- (a) a pair of side frames for receiving the axles of said wheel axle units;
- (b) a pivot assembly mechanism connected between the centers of said side frames to permit pivotal movement thereof about an axis parallel to said axles;
- and
- (c) spring means disposed between said support structure and said side frames to provide equalization of the wheels of said wheel-axle units.
1 more element
Dependencies are inferred from the claim text.