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.

Patent No.:

US 9147412 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 29, 2015

Filed:

Dec. 23, 2014
Applicant:

Nitto Denko Corporation, Osaka, JP;

Inventors:

Tomoaki Okuno, Osaka, JP;

Hiroyuki Tanabe, Osaka, JP;

Yoshito Fujimura, Osaka, JP;

Naohiro Terada, Osaka, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B 21/24 (2006.01); G11B 5/48 (2006.01);
U.S. Cl.
CPC ...
G11B 5/4826 (2013.01); G11B 21/24 (2013.01);
Abstract

A head gimbal assembly includes a suspension board with circuit, a pair of piezoelectric elements mounted on the suspension board with circuit to be expandable/contractible, and a slider on which a magnetic head is mounted and which is mounted on the suspension board with circuit and configured to be able to swing with expansion/contraction of the pair of piezoelectric elements. The pair of piezoelectric elements are placed on the suspension board with circuit such that a first imaginary line extending along an expanding/contracting direction of one of the piezoelectric elements crosses a second imaginary line extending along an expanding/contracting direction of the other piezoelectric element.


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