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:
Mar. 06, 2018

Filed:

Mar. 02, 2015
Applicants:

Western Digital Technologies, Inc., Irvine, CA (US);

Intriplex Technologies, Inc., Goleta, CA (US);

Inventors:

Joshua Parker, Huntington Beach, CA (US);

Frederic C. Petersen, Santa Barbara, CA (US);

Shawn P. Couture, Santa Barbara, CA (US);

Prabheesh Balakrishnan Kuniyil, Kerala, IN;

Bob A. Nykanen, Covinton, GA (US);

Assignees:

Western Digital Technologies, Inc., Irvine, CA (US);

Intri-Plex Technologies, Inc., Santa Barbara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/48 (2006.01); B21D 35/00 (2006.01); B21D 11/20 (2006.01); F16D 1/08 (2006.01);
U.S. Cl.
CPC ...
B21D 35/001 (2013.01); B21D 11/203 (2013.01); F16D 1/0829 (2013.01); G11B 5/4813 (2013.01);
Abstract

A tolerance ring suitable for use in applications such as an actuator assembly for a disk drive, is disclosed. The tolerance ring may be fabricated by steps including stamping a sheet metal section from a strip of sheet metal that has first and second edges that are parallel to a strip axis. A leading axial edge may be rounded from an inner major face and from an outer major face. A plurality of protrusions may be formed from the first major face. The sheet metal section may be bent into a substantially cylindrical shape having a central axis that is normal to the strip axis.


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