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:
Jun. 30, 1998
Filed:
Aug. 06, 1996
Applicant:
Inventor:
Shigeto Yamamoto, Shiga-ken, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
310348 ; 310321 ; 310316 ; 310351 ; 310317 ;
Abstract
A vibrating gyroscope having a vibratable body in the form of a triangular prism, piezoelectric elements formed on side surfaces of the vibrating body and having the same vibration characteristics and a detection circuit having two input terminals connected to two of the piezoelectric elements to detect the difference between the outputs from the two piezoelectric elements, the two detection piezoelectric elements being selected such that the difference between their outputs with respect to a change in ambient atmosphere temperature is the smallest.