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Patent Searching and Data


Title:
LINEAR VIBRATION MOTOR
Document Type and Number:
WIPO Patent Application WO/2016/114383
Kind Code:
A1
Abstract:
The present invention is capable of effectively utilizing space in a mobile electronic device, and furthermore, properly confirms the initial operation of a linear vibration motor. A linear vibration motor (1), provided with: a lid body (2) made of a magnetic body having a planar inner surface (supporting surface) (2A); a movable element (4) provided with a magnet (9) and a weight (5), the movable element (4) vibrating in a uniaxial direction along the inner surface (2A); an elastic member (7) that elastically rebounds against the vibration of the movable element (4); and a coil (8) fixed to the lid body (2), a coil portion (8A) orthogonal to a uniaxial direction being disposed in a gap between the movable element (4) and the lid body (2). The lid body (2) is provided with supporting parts (2C) for supporting the movable element (4) via the elastic member (7) on both ends in the uniaxial direction.

Inventors:
KATADA Yoshinori (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
Application Number:
JP2016/051096
Publication Date:
July 21, 2016
Filing Date:
January 15, 2016
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; H02K5/04; H02K33/16
Foreign References:
US20100213773A12010-08-26
JP2013163172A2013-08-22
JPS62110469A1987-05-21
JPS6338709Y21988-10-12
US20110068641A12011-03-24
JP2011019384A2011-01-27
JP2004254474A2004-09-09
JPH10248192A1998-09-14
Attorney, Agent or Firm:
EICHI PATENT & TRADEMARK CORP. et al. (45-13, Sengoku 4-chome Bunkyo-k, Tokyo 11, 〒1120011, JP)
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