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:
Apr. 04, 2000

Filed:

Jul. 01, 1998
Applicant:
Inventors:

Takayuki Kikuchi, Nagoya, JP;

Shosaku Gouji, Ama-Gun, JP;

Yukihisa Osugi, Nagoya, JP;

Takao Soma, Nishikamo-Gun, JP;

Assignee:

NGK Insulators, Ltd., Nagoya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
310367 ; 310311 ; 310370 ; 7350403 ; 7351434 ;
Abstract

A vibrator comprising a base part at least one of whose ends is fixed, a first leg extending in a direction crossing this base part, a second leg extending in a direction crossing the base part and being opposed to said first leg with respect to said base part, a first bending-vibration piece extending in a direction crossing said first leg, a second bending-vibration piece extending in a direction crossing the first leg and being opposite to said first bending-vibration piece with respect to said first leg, a third bending-vibration piece extending in a direction crossing said second leg, and a fourth bending-vibration piece extending in a direction crossing the second leg and being opposite to said third bending-vibration piece with respect to said second leg.


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