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 …

Legal parties

Inventors (applicants): Christopher R. Beasley, Amber B. Lass, Joshua L. Nuechterlein, Fernando Carrillo
Assignees (initial): Caterpillar Inc. (Peoria, US)
Agents: Finnegan, Henderson, Farabow, Garrett & Dunner LLP (attorney)

The application was examined by Kip T Kotter (USPTO dept. 3617)


  • 1. A track roller assembly, comprising: …
  • 2. The track roller assembly of claim 1 , wherein: …
  • 3. The track roller assembly of claim 2 , further including: …

Cited documents


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Brief Description of the Drawings

FIG. 1 is a side-view pictorial illustration of an exemplary disclosed track type machine; FIG. 2 is a side-view pictorial illustration of an exemplary disclosed track roller assembly that may be …


Technical Field

The present disclosure relates generally to a track roller assembly, and more particularly, to a track roller assembly having an adjustable idler …

Detailed Description

FIG. 1 illustrates a track type machine 10 having an exemplary disclosed track roller assembly 12 located within an undercarriage 13 on each side of machine 10 (only one undercarriage …

Industrial Applicability

The disclosed track roller assembly may be applicable to any track type machine where support and/or adjustability of an idler wheel is desired. The disclosed track roller assembly may provide …

More details about Track Roller Assembly Having Adjustable Idler Wheel

Miscellaneous patent data

Numbered 13/331,979 (application), the exemplary claims include number 1, the recorded inventor's name is Lass Amber B., the inventor's address - Charlottesville, VA, the patent particularly claims a track roller assembly, comprising…, the assignee is a United States company, illustrated by 4 drawings, similar categories include combined with means for inwardly-inclining vehicle body on bends, Including individual roller mounted for movement at end of arm, Including noncylindrical or hollow connector pin, Including core bar reinforcement, Particular gear ratio selected, having fluid storage compartment, Having nonmetallic part or component, Streamlining the undersurfaces, Condition responsive, mechanical, the invention is named Track Roller Assembly Having Adjustable Idler Wheel, the examination was conducted by Kip T Kotter (3617 USPTO department), the application publication date is Dec. 20, 2011, the grant publication date is Oct. 28, 2014, invented by Fernando Carrillo et al., the exemplary patent drawings are Side-view pictorial illustration of an exemplary, End-view pictorial illustration of the track, Side-view pictorial illustration of an exemplary, Track Roller Assembly Having Adjustable, the invention details are shown in 7 figures, the grant number is 08870305 (publication number), the published applicant's name is Carrillo Fernando, the applicant's address - Metamora, IL, the patent was extended by 419 days, located in Peoria (US), the assignee company is Caterpillar Inc., 20 claims comprise the protection scope, the published agent's company is Finnegan, Henderson, Farabow, Garrett & Dunner LLP, categorized under Longitudinally adjustable as a primary classification.

Invention classification information

The invention is classified under Longitudinally adjustable, With Means for Tensioning Track by Moving at Least One Endwheel, Track-tensioning means. The designated search classifications include Longitudinally adjustable, With vertically movable wheel support, Track-tensioning means, With Means for Tensioning Track by Moving at Least One Endwheel, Vertically movable endwheel, Tensioner contained within idler wheel, Specific roller structure, per se.

Patent details
Publication number 08870305
Publication date Oct. 28, 2014
Kind code B2
Application number 13/331,979
Application date Dec. 20, 2011
Application type U
Application series code 13
Extension term 419
National classification 305/153
Total number of claims 20
Exemplary claims 1
Number of drawings 4
Number of figures 7
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