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:
Jun. 23, 2009

Filed:

May. 25, 2005
Applicants:

Pei-hsiang Yang, San Jose, CA (US);

John R. Love, Livermore, CA (US);

Franz Mairhofer, San Jose, CA (US);

Inventors:

Pei-Hsiang Yang, San Jose, CA (US);

John R. Love, Livermore, CA (US);

Franz Mairhofer, San Jose, CA (US);

Assignee:

Maxtor Corporation, Scotts Valley, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 5/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A glide head having a portion thereof that is selectively extendable toward the rotating disk by the application of an electrical signal thereto. The extendable portion may be located on a side wing extending from a slider main body. The side wing may include a piezoelectric transducer with a relatively durable contact layer provided on the bottom portion thereof. The slider can be flown relatively close to the rotating media and the transducer can be activated to actuate the contact layer into a closer position relative to the rotating disk. The distance at which physical contact occurs may be measured.


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