Title:
VIBRATION POWER GENERATOR
Document Type and Number:
Japanese Patent JP2019115198
Kind Code:
A
Abstract:
To provide a vibration power generator capable of suppressing loss of vibration energy of a weight.SOLUTION: The vibration power generator includes: a frame 2 to which a vibration is input; a coil unit 4 fixed to the frame 2; a weight 5 elastically supported by the frame 2; and an elastic portion 8 connected to the frame 2 and elastically supporting the weight 5. The weight 5 has a magnet 16 and a yoke member 17 disposed on the side opposite to the coil unit 4 of the magnet 16. A magnetic path on a coil unit 4 side of the magnet 16 is an open magnetic path.SELECTED DRAWING: Figure 1
Inventors:
KUDO SHOTARO
Application Number:
JP2017247958A
Publication Date:
July 11, 2019
Filing Date:
December 25, 2017
Export Citation:
Assignee:
FUTABA DENSHI KOGYO KK
International Classes:
H02K35/02
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Junichiro Sakamaki
Osaka Koichi
Yoshiki Kuroki
Junichiro Sakamaki
Osaka Koichi