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:
Dec. 04, 2001

Filed:

Dec. 23, 1999
Applicant:
Inventors:

Christopher M Slon, Birmingham, MI (US);

Daniel B Sauger, Macomb, MI (US);

Assignee:

DaimlerChrysler Corporation, Auburn Hills, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 5/902 ; F16C 3/358 ;
U.S. Cl.
CPC ...
F16H 5/902 ; F16C 3/358 ;
Abstract

A low friction shifter unit for automatic transmissions comprising a minimized number of readily assembled parts that features a roller bearing and spacer unit that is operatively positioned between a fixed gate plate and the tapered hub of a rotatable shifter member to support the rotatable shifter member for limited rotation in response to the manual operation of an associated transmission shift lever. The gate plate and shift cam are operatively held together by a single threaded fastener advanced along the rotational axis of the rotatable shifter member to a positive stop position established by the roller bearing unit so that manufacturing tolerance stack up is minimized enhancing quantity production of such shifter units. The rotatable shifter member may be smoothly turned by manual operation of the transmission shift lever to the various gate detents or stop positions provided by the gate plate to move a push pull cable and associated actuator lever to condition the transmission for selected drive operation or for neutral or park.


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