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:
Jun. 25, 1985

Filed:

Nov. 10, 1981
Applicant:
Inventors:

Lawrence T Neumann, Troy, MI (US);

Walter L Dissett, Southfield, MI (US);

Assignee:

Tractech, Inc., Warren, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
74650 ; 192 50 ;
Abstract

An improved differential mechanism of the holdout ring type is disclosed, characterized in that the annular holdout rings are mounted concentrically between the driven clutch members and the associated side gears, respectively, and the device for biasing the driven clutch members toward engagement with the driving spider member arranged therebetween includes a pair of compression springs mounted concentrically between the holdout rings and the side gears. Each holdout ring includes an outer flange portion that is rotatably received within a corresponding groove contained in the associated driven clutch member, a plurality of circumferentially spaced holdout lugs that cooperate with the center cam member, a tubular central portion that extends in concentrically spaced relation between the center cam member and the associated side gear, and a radially inwardly directed inner spring retainer flange portion carried by the free extremity of the tubular portion and against which one end of the compression biasing spring reacts.


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