US 12,479,524 B2
Rotating track guide components with white-iron segments
Chandrasen Rameshlal Rathod, Peoria, IL (US); Eric James Johannsen, Washington, IL (US); and Roger L. Recker, Dunlap, IL (US)
Assigned to Caterpillar Inc., Peoria, IL (US)
Filed by Caterpillar Inc., Peoria, IL (US)
Filed on Mar. 12, 2021, as Appl. No. 17/199,763.
Prior Publication US 2022/0289319 A1, Sep. 15, 2022
Int. Cl. B62D 55/14 (2006.01); B62D 55/12 (2006.01)
CPC B62D 55/145 (2013.01) [B62D 55/12 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A track roller for a track assembly, comprising:
a tubular roller substrate having a longitudinal length and an outer surface, wherein the outer surface includes at least one flat portion or at least one curved portion, the tubular roller substrate further comprising outer flanges on opposite ends thereof, the outer flanges configured to contact outer surfaces of track links of the track assembly such that the track links are disposed between the outer flanges; and
at least one wear member, wherein the at least one wear member includes an inner surface comprising a flat inner surface or a curved inner surface, and the at least one wear member is brazed to the outer surface of the tubular roller substrate with the at least one flat portion of the tubular roller substrate mating with the flat inner surface of the at least one wear member, or at least one curved portion of the tubular roller substrate mating with the curved inner surface of the at least one wear member,
wherein the at least one wear member comprises an outer surface opposite the inner surface, wherein the outer surface of the at least one wear member is an arcuate surface, wherein the arcuate surface of the at least one wear member is configured to contact top surfaces of the track links.