US Patent 7922593 Driveshaft assembly

Patent 7922593 was granted and assigned to American Axle on April, 2011 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

American Axle

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

79225930

Patent Inventor Names

Matthew T. Kahler0

Gregory R. Andres0

Date of Patent

April 12, 2011

Patent Application Number

122568890

Date Filed

October 23, 2008

Patent Primary Examiner

‌

Aaron Dunwoody

Patent abstract

A driveshaft with a hollow shaft, a pair of caps and a universal joint. The hollow shaft is rotatable about an axis and has an annular wall member that defines an outer surface, an inner surface and a pair of opposite ends. At least one of the outer surface and the inner surface includes a plurality of longitudinally extending splines. The caps are fixedly coupled to the opposite ends of the hollow shaft to at least substantially close the opposite ends of the hollow shaft. The universal joint is coupled to one of the caps. The splines extend the length of the hollow shaft.