Title:
VIBRATION ACTUATOR AND TOUCH INPUT DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/210824
Kind Code:
A1
Abstract:
Provided is a vibration actuator comprising a plate made of magnetic material, a flat electromagnet placed on the plate and having a coil at the center of the core, and a flat elastic body for supporting the electromagnet at a gap from the plate and positioning the coil axis parallel to the plate, wherein when the coil is supplied with electric current to generate a magnetic force, one of the coil and the plate is displaced toward the other, resulting in vibration.
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Inventors:
SATO SOICHI
KINOSHITA YOSUKE
AZUMAI KOICHI
AITA KOJI
KINOSHITA YOSUKE
AZUMAI KOICHI
AITA KOJI
Application Number:
PCT/JP2023/016959
Publication Date:
November 02, 2023
Filing Date:
April 28, 2023
Export Citation:
Assignee:
MINEBEA MITSUMI INC (JP)
SATO SOICHI
KINOSHITA YOSUKE
AZUMAI KOICHI
AITA KOJI
SATO SOICHI
KINOSHITA YOSUKE
AZUMAI KOICHI
AITA KOJI
International Classes:
B06B1/04; H02K33/02
Foreign References:
| JP2022056149A | 2022-04-08 | |||
| JP2021164923A | 2021-10-14 | |||
| JP2021081876A | 2021-05-27 | |||
| JP2021169096A | 2021-10-28 | |||
| US20190319568A1 | 2019-10-17 | |||
| US20170341108A1 | 2017-11-30 |
Attorney, Agent or Firm:
WASHIDA & ASSOCIATES (JP)
Download PDF:
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