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. 05, 2006

Filed:

Dec. 18, 2003
Applicants:

Christopher Alan Myers, Holly, MI (US);

Douglas James Bradley, Howell, MI (US);

Edward A. Umin, Rockwood, MI (US);

Ronald Oral Holcomb, Birmingham, MI (US);

Steven Lum, Farmington Hills, MI (US);

Inventors:

Christopher Alan Myers, Holly, MI (US);

Douglas James Bradley, Howell, MI (US);

Edward A. Umin, Rockwood, MI (US);

Ronald Oral Holcomb, Birmingham, MI (US);

Steven Lum, Farmington Hills, MI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 53/84 (2006.01); B21D 39/00 (2006.01); B23P 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An assembly provides metallic ends to a composite shaft and a method of fabricating such an assembly. The composite shaft is preferably comprised of reinforced fibers. A metallic inner sleeve is positioned in the cavity of one end of the shaft. A metallic outer sleeve is positioned around the end of the shaft having the inner sleeve therein. The outer sleeve may include structural features, such as dimples, that ensure a stable connection between the sleeve and the shaft. The sleeves are compressibly forced onto the shaft, thereby forming the assembly. Both sleeves are metallic, and therefore provide a surface onto which weld joints can be formed. A preferred method of assembly includes the steps of expanding the inner sleeve and compressing the outer sleeve against the shaft.


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