The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 08, 2000

Filed:

Sep. 28, 1998
Applicant:
Inventors:

David Hinton, Mt. Zion, IL (US);

Douglas W Bell, Mattoon, IL (US);

David Martin, Decatur, IL (US);

Assignee:

Caterpillar Inc., Peoria, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60T / ; B60T / ;
U.S. Cl.
CPC ...
303139 ; 3031132 ; 73DI / ; 180197 ;
Abstract

A traction assembly of a work machine having (i) a differential housing having an axle passageway extending therethrough and (ii) an axle positioned within the axle passageway is disclosed. The traction assembly includes a gear mechanically coupled to the axle. The gear includes (i) an outer peripheral surface having a plurality of sensor teeth defined therein, (ii) a first shoulder extending in a first lateral direction, and (iii) a second shoulder extending in a second direction. The traction assembly also includes a bearing assembly attached to the differential housing, wherein (i) the bearing assembly includes a first bearing member and a second bearing member, (ii) the gear is interposed between the first bearing member and the second bearing member, (iii) the first shoulder of the gear contacts a first journal surface of the first bearing member, and (iv) the second shoulder of the gear contacts a second journal surface of the second bearing member. The traction assembly further includes a sensor for detecting rotation of the gear relative to the differential housing and generating a sensor signal in response thereto.


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