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US 12,365,370 B2Granted
Railway vehicle coupler having robust knuckle
AssigneeAmsted Rail Company, Inc.
InventorsPaul Wike, Tom Petrunich, Matthew Todt, Paul Sanders, Dale K. Dewald
Life of this patent
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Abstract
A knuckle of a coupler of a rail vehicle includes a main body including a recess formed in one or more surfaces. One or more weld fillers are disposed within the recess. A method of forming a knuckle of a coupler of a rail vehicle includes forming a recess in one or more surfaces of a main body, and disposing one or more weld fillers within the recess.
Claims21
A knuckle of a coupler of a rail vehicle, the knuckle comprising:
- a main body comprising a recess formed in one or more surfaces;
- and
- one or more weld fillers disposed within the recess,
- wherein the one or more weld fillers are welded to the main body within the recess.
1 more element
A method of forming a knuckle of a coupler of a rail vehicle, the method comprising:
- forming a recess in one or more surfaces of a main body;
- and
- disposing one or more weld fillers within the recess,
- wherein said disposing comprises welding the one or more weld fillers to the main body within the recess.
1 more element
A knuckle of a coupler of a rail vehicle, the knuckle comprising:
- a main body comprising a recess formed in a rearward-facing surface of a leading beam;
- and
- one or more weld fillers disposed within the recess,
- wherein the one or more weld fillers are welded to the main body within the recess,
- wherein the one or more weld fillers are formed of a material that differs from the main body,
- wherein the one more weld fillers comprise a first weld filler, wherein the main body is formed of a first metal, and wherein the first weld filler is formed of a second metal having one or more properties that differ from the first metal, and
- wherein the first metal has a first grain, wherein the second metal has a second grain that is finer than the first grain.
4 more elements
Dependencies are inferred from the claim text.