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Patent Searching and Data


Title:
ACTUATOR AND COIL UNIT
Document Type and Number:
WIPO Patent Application WO/2017/169979
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing an actuator and a coil unit which enable size reduction. In an actuator (camera driving device 10) according to the present invention, when a movable unit (60) is in a neutral state of not rotating with respect to both an axis (1b) and an axis (1c) , the direction of a first synthetic vector obtained by synthesizing two first vectors directed to a pair of first magnetic yokes (710) of magnetic attraction force (F1) between a pair of first drive magnets (620) and the magnetic yokes (710), and the direction of a second synthetic vector obtained by synthesizing two second vectors directed to a pair of magnetic yokes (711) of the magnetic attraction force F1 between a pair of second drive magnets 621 and the magnetic yokes (711) are directed toward an object to be driven with respect to a plane including the axis (1b) and the axis (1c).

Inventors:
TAKIZAWA, Teruyuki
TOMITA, Hironori
SHIMOMURA, Tsutomu
KOBAYASHI, Masakazu
KAMEYAMA, Yasuaki
ICHIHASHI, Hirohide
Application Number:
JP2017/011228
Publication Date:
October 05, 2017
Filing Date:
March 21, 2017
Export Citation:
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Assignee:
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. (1-61, Shiromi 2-chome Chuo-ku, Osaka-sh, Osaka 07, 〒5406207, JP)
International Classes:
H02K33/00; G02B7/02; G03B5/04; G03B5/06; G03B17/56
Foreign References:
JP2014093876A2014-05-19
JP2007097267A2007-04-12
JP2008125289A2008-05-29
Attorney, Agent or Firm:
HOKUTO PATENT ATTORNEYS OFFICE (Umeda Square Bldg, 9F. 1-12-17, Umeda, Kita-ku, Osaka-sh, Osaka 01, 〒5300001, JP)
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