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:
Nov. 14, 2017
Filed:
Oct. 20, 2015
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Mitsuhiro Inazumi, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01L 5/16 (2006.01); G01L 1/16 (2006.01); G01L 5/22 (2006.01);
U.S. Cl.
CPC ...
G01L 5/167 (2013.01); G01L 1/16 (2013.01); G01L 5/226 (2013.01);
Abstract
A force detection apparatus includes a first member, a second member, and a third member, the second member and the first member sandwich a plurality of piezoelectric elements (in a narrow sense, a first piezoelectric element and a second piezoelectric element), and the third member and the first member sandwich a plurality of piezoelectric elements (in a narrow sense, a third piezoelectric element and a fourth piezoelectric element) different from the plurality of piezoelectric elements sandwiched by the second member and the first member.