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 7394610 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 01, 2008

Filed:

Jun. 27, 2006
Applicant:

Michihiko Kuwahata, Kirishima, JP;

Inventor:

Michihiko Kuwahata, Kirishima, JP;

Assignee:

Kyocera Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 21/02 (2006.01); G01P 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An acceleration sensor comprises a vibrating elementformed by arranging conductor filmsandon outer main surfaces of piezoelectric substratesandin a rectangular parallelepiped shape, and first supporting membersandfor holding a part of the vibrating element, the first supporting membersandbeing composed of an elastic body, and a bending point of the vibrating element being positioned within a supporting regionheld between the first supporting membersand. This causes a region, which is distorted, in each of the piezoelectric substratesandto be enlarged. Therefore, the amount of charges to be generated is increased so that an output voltage is increased, which allows acceleration detection sensitivity to be further enhanced.


Find Patent Forward Citations

Kuwahata, Michihiko. (2008). Acceleration sensor and magnetic disk device using the same (U.S. Patent No. 7394610). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7394610

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