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US 2018/0029414 A1Published application
Axle beam with variable wall thickness and variable cross-sectional shape and method of making same
AssigneeU.S. Manufacturing Corporation
InventorsAdel Mohd Khanfar, Earl Paul Barker, II, Dennis Bucholtz
Life of this patent
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Abstract
An axle beam comprises a hollow middle portion and a pair of hollow end portions. The hollow middle portion has a first corner-curved tapered arch cross-sectional shape. The pair of hollow end portions each have a substantially circular cross-sectional shape, and each extend from an opposite end of the middle portion. The hollow middle portion has a first wall thickness. The hollow end portions each have a second wall thickness that is larger than the first wall thickness.
Claims15
An axle beam, comprising:
- a hollow middle portion having a first corner-curved tapered arch cross-sectional shape;
- and
- a pair of hollow end portions each having a substantially circular cross-sectional shape and each extending from an opposite end of the middle portion;
- wherein the hollow middle portion has a first wall thickness;
- and
- wherein the hollow end portions each have a second wall thickness that is larger than the first wall thickness.
3 more elements
An axle beam assembly, comprising:
- an elongated middle portion having a first hollow corner-curved tapered arch cross-sectional shape;
- a pair of end portions each having a hollow substantially circular cross-sectional shape and each extending from an opposite end of the middle portion;
- a pair of angular portions disposed at opposite ends of the axle beam assembly between the middle portion and each of the end portions, respectively, wherein the pair of angular portions each have a second hollow corner-curved tapered arch cross-sectional shape that is different from the first hollow corner-curved tapered arch cross-sectional shape;
- and
- a pair of pivotable members fixedly attached to the pair of end portions, respectively.
2 more elements
15-20. (canceled)
Dependencies are inferred from the claim text.