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. 20, 2021
Filed:
Dec. 23, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Toshiyuki Kamiya, Suwa, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 1/00 (2006.01); G01L 1/16 (2006.01); B25J 19/02 (2006.01);
U.S. Cl.
CPC ...
G01L 1/16 (2013.01); B25J 19/028 (2013.01);
Abstract
A force detecting device having a first axis and a second axis orthogonal to each other, the first axis being a force detection axis, the force detecting device including a laminated body formed by laminating a first electrode, a first quartz plate, a second electrode, a second quartz plate, a third electrode, a third quartz plate, a fourth electrode, a fourth quartz plate, and a fifth electrode in this order and a force detection circuit configured to detect a force in a direction of the first axis based on an electric charge output from the second electrode and an electric charge output from the fourth electrode.