| 发明名称 | Power generating apparatus | ||
| 摘要 | 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. | ||
| 申请公布号 | US9018824(B2) | 申请公布日期 | 2015.04.28 |
| 申请号 | US201213371211 | 申请日期 | 2012.02.10 |
| 申请人 | Seiko Epson Corporation | 发明人 | Tabata Kunio;Ide Noritaka;Hirabayashi Atsuya;Ono Yasuhiro |
| 分类号 | H01L41/113;H02N2/18 | 主分类号 | H01L41/113 |
| 代理机构 | Maschoff Brennan | 代理人 | Maschoff Brennan |
| 主权项 | 1. A power-generating apparatus comprising: 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, wherein the amount of deformation detection unit includes: a second piezoelectric device provided on the deformation member and used for detection of the amount of deformation; and a voltage detection unit that detects a voltage generated in the second piezoelectric device. | ||
| 地址 | Tokyo JP | ||