Caterpillar Inc.

Fernando Carrillo

Christopher Ryan Beasley

Joshua Nuechterlein

Amber B Lass

Kevin Andrew Sheets

Eric Michael Wank

A system for providing protection to a track type tractor includes a sweep arrangement having a pair of arms that are supported on a cab of the track type tractor. The pair of arms have first ends that are disposed rearwardly of the cab. The pair of arms also extend forward of an engine compartment of the track type tractor and have second ends that are coupled with a housing of the engine compartment. The system also includes a cross-brace having a pair of clamps and a bar. The clamps are releasably fastened onto the pair of arms of the sweep arrangement and located at an anterior region of the track type tractor. The bar has a pair of ends that are releasably fastened to proximal ends of the pair of clamps.

System for providing protection to a track type tractor

An idler key for a track roller assembly is disclosed. The idler key may have a flange portion, and an elongated protrusion extending from the flange portion in a direction generally orthogonal to the flange portion. The idler key may also have at least one shoulder disposed between the flange portion and a base of the elongated protrusion. The at least one shoulder may have at least one machined surface configured to transfer load to a mating component.

Idler key for track roller assembly

A track roller assembly for a track type machine is disclosed. The track roller assembly may have a yoke member with a first arm and a second arm spaced apart from the first arm, and an idler wheel rotatably disposed between the first and second arms of the yoke member. The track roller assembly may also have a frame configured to receive at least a portion of the yoke member, and at least one idler key configured to extend through an opening in the frame and engage a lengthwise slot in at least one of the first and second arms.

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Metamora, IL, United States of America

Fernando Carrillo