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US 2006/0213244 A1Published application
Slip joint assembly with coated splines and method
AssigneeAmerican Axle & Manufacturing, Inc.
InventorRonald Brissette
Life of this patent
Estimating the term…
Abstract
A method includes providing a shaft having a coupling section. The coupling section has a generally cylindrical exterior surface. The method includes applying a coating to the coupling section to form an engaging surface. The method further includes cold-forming the shaft and the coating such that a plurality of protrusions is formed in the engaging surface. The cold-forming of the shaft and the coating is performed contemporaneously.
Claims22
A method comprising:
- providing a shaft having a coupling section, said coupling section having a generally cylindrical exterior surface;
- applying a coating to the coupling section to form an engaging surface;
- and
- cold-forming said shaft and the coating such that a plurality of protrusions is formed in said engaging surface.
1 more element
A method comprising:
- providing a shaft having a coupling section, the coupling section being generally circular or annular in cross-section;
- applying a coating to an exterior surface of said coupling section;
- and
- cold-rolling said coupling section to form a plurality of protrusions, each of the protrusions being formed by a portion of the shaft and having an outer layer formed of said coating.
1 more element
A method comprising:
- providing a member;
- coating said member with polymeric plastic;
- and
- cold-forming protrusions from said member and said coating.
1 more element
Dependencies are inferred from the claim text.