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Patent Searching and Data


Title:
LINEAR VIBRATION MOTOR AND ELECTRONIC EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2019/130683
Kind Code:
A1
Abstract:
The purpose of the present invention is to prevent the plastic deformation of an elastic member. The present invention is provided with a stator 10, a mover 20 which vibrates along the stator 10, and an elastic member 30 which supports the mover 20 so that the mover 20 can vibrate. The mover 20 is provided with a restriction protrusion which, when the mover 20 has moved from an initial position by an amount more than or equal to a predetermined amount, comes into contact with an immovable portion located on the side toward which the mover 20 moves, thereby restricting the amount of movement of the mover 20.

Inventors:
KUSHIDA Shiwori (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
Application Number:
JP2018/034979
Publication Date:
July 04, 2019
Filing Date:
September 21, 2018
Export Citation:
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Assignee:
NIDEC COPAL CORPORATION (18-10, Shimura 2-chome Itabashi-k, Tokyo 50, 〒1748550, JP)
International Classes:
B06B1/04; H02K33/04
Domestic Patent References:
WO1999039843A11999-08-12
Foreign References:
US20130026860A12013-01-31
KR101254211B12013-04-18
US20120293022A12012-11-22
JP2016131973A2016-07-25
Attorney, Agent or Firm:
EICHI PATENT & TRADEMARK CORP. (45-13, Sengoku 4-chome Bunkyo-k, Tokyo 11, 〒1120011, JP)
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