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.:
Date of Patent:
Apr. 16, 2013
Filed:
Jun. 18, 2009
Masahide Tamura, Toyama, JP;
Hidekazu Yano, Toyama, JP;
Masahide Tamura, Toyama, JP;
Hidekazu Yano, Toyama, JP;
Hokuriku Electric Industry Co., Ltd., Toyama-Shi, JP;
Abstract
A biaxial angular velocity sensor provided herein has good detection sensitivity and allows an oscillator to be fixed stably. The biaxial angular velocity sensor includes an oscillator () made of a non-piezoelectric material, an electromechanical energy converting element () for driving and electromechanical energy converting element () for detection, both of which are provided in the oscillator (), a plurality of drive electrodes () provided corresponding to the electromechanical energy converting element () for driving, and a plurality of detection electrodes () provided corresponding to the electromechanical energy converting element () for detection. The oscillator () includes a central portion () located in the center of the oscillator and eight first to eighth arm portions () to (). The distal end portions of the fifth to eighth arm portions () to (), located on the opposite side to the central portion (), are fixed.