Title:
POWER GENERATOR
Document Type and Number:
Japanese Patent JP2017034756
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a power generator that suppresses a power generation amount's reduction depending on a characteristic of input vibration.SOLUTION: A power generator according to an embodiment comprises a resonator, a first vibration member, a power generation part, and a second vibration member. In the resonator is provided with a first opening part that includes at least part of a cavity inside and includes a first end opening to the cavity and a second end positioned on the side opposite to the first end. The first vibration member is provided in the cavity and is capable of vibrating relatively to the resonator. The power generation part includes a first coil and a first magnet movable with respect to the first coil. The second vibration member faces the second end of the opening part. Either of the first coil and the first magnet is attached to the second vibration member. The second vibration member is capable of vibrating with respect to the resonator.SELECTED DRAWING: Figure 1
Inventors:
EBATO AKIHIKO
ONISHI ATSURO
OGAWA AKITO
ONISHI ATSURO
OGAWA AKITO
Application Number:
JP2015149533A
Publication Date:
February 09, 2017
Filing Date:
July 29, 2015
Export Citation:
Assignee:
TOSHIBA CORP
International Classes:
H02K35/04
Domestic Patent References:
| JP2005057820A | 2005-03-03 | |||
| JPH11237887A | 1999-08-31 | |||
| JP2012510788A | 2012-05-10 | |||
| JP2001527738A | 2001-12-25 |
Attorney, Agent or Firm:
Sakai International Patent Office