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. 28, 2015
Filed:
Feb. 10, 2012
Kunio Tabata, Shiojiri, JP;
Noritaka Ide, Shiojiri, JP;
Atsuya Hirabayashi, Chino, JP;
Yasuhiro Ono, Matsumoto, JP;
Kunio Tabata, Shiojiri, JP;
Noritaka Ide, Shiojiri, JP;
Atsuya Hirabayashi, Chino, JP;
Yasuhiro Ono, Matsumoto, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A power-generating apparatus includes: a deformation member that is provided with a first piezoelectric device and deformed while switching a deformation direction; an amount of deformation detection unit that detects an amount of deformation of the deformation member; a pair of electrodes provided on the first piezoelectric device; a switch provided between the pair of electrodes; and a switch control unit that controls the switch to cause short-circuit between the pair of electrodes for a predetermined period when the amount of deformation is equal to or more than a predetermined amount.