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:
Feb. 23, 2010

Filed:

Oct. 31, 2007
Applicants:

Michael J. Doperalski, Sussex, WI (US);

John F. Wolanski, Menomonee Falls, WI (US);

Inventors:

Michael J. Doperalski, Sussex, WI (US);

John F. Wolanski, Menomonee Falls, WI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a vehicle including a frame, a rear wheel, a swingarm coupling the rear wheel to the frame, and a pivot shaft assembly rotatably coupling the swingarm to the frame. The pivot shaft assembly includes a first shaft having a non-circular outer surface engageable with a corresponding non-circular aperture in the frame. The pivot shaft assembly also includes a second shaft threaded to one end of the first shaft. The second shaft pivotably supports one side of the swingarm with respect to the frame. The pivot shaft assembly further includes a third shaft threaded to the other end of the first shaft. The third shaft pivotably supports the other side of the swingarm with respect to the frame.


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