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:
Mar. 31, 1981
Filed:
Jun. 29, 1979
Applicant:
Inventors:
Takehiro Sawayama, Musashino, JP;
Ichizo Ito, Musashino, JP;
Toshio Aga, Musashino, JP;
Tetsuo Ando, Musashino, JP;
Assignee:
Yokogawa Electric Works, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01L / ;
U.S. Cl.
CPC ...
7314 / ; 73DI / ; 310338 ;
Abstract
A force detector for detecting a force directly as a stress is disclosed which includes a piezoelectric unit for detecting a stress, a vessel for housing the piezoelectric unit, and a seal member for sealing the piezoelectric unit firmly and integrally in the vessel.