Patent · US Active

Track assembly bushing having a wear member

US11572114B2 · kind B2 · utility

0Cited by

6References

19Claims

0Family size

Assignee

Caterpillar Inc. · US

Inventors

Douglas Trent Weaver · Brimfield, US
Mark D. Veliz · Mason, US
Roger L. Recker · Dunlap, US

Key dates

Filing date	Mar 10, 2020
Grant date	Feb 7, 2023
Priority date	—
Expiry date	Apr 21, 2041

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB62D55/32
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A bushing for a track assembly includes a tubular bushing substrate having a longitudinal length and an outer surface. The outer surface includes at least one flat portion. The bushing also includes at least one white iron member. The at least one white iron member includes a flat inner surface, and the flat inner surface of the at least one white iron member is fixed to the flat portion of the outer surface of the tubular bushing substrate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.