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:
Dec. 31, 2019
Filed:
Apr. 27, 2018
Seiko Epson Corporation, Tokyo, JP;
Toshiyuki Kamiya, Fujimi, JP;
Seiko Epson Corporation, , JP;
Abstract
A force detection apparatus includes a plurality of piezoelectric sensor parts placed around a first axis, and two fastening portions provided in correspondence with the piezoelectric sensor parts and applying precompression to the corresponding piezoelectric sensor part, wherein the two fastening portions are placed so that the piezoelectric sensor part may be located between the portions along a direction of the first axis. Further, four of the piezoelectric sensor parts are provided around the first axis. Furthermore, the plurality of piezoelectric sensor parts has a plurality of piezoelectric substrates.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile