Title:
OSCILLATING ACTUATOR
Document Type and Number:
WIPO Patent Application WO/2012/002329
Kind Code:
A1
Abstract:
Disclosed is an oscillating actuator provided with: a movable element which comprises a shaft that is arranged along the oscillation axis of a housing and has both ends fixed to end walls provided at both ends in the direction of the oscillation axis of the housing, a magnet that has the shaft passing therethrough and can move in the extension direction of the shaft, and a weight part that is arranged inside of the housing and adjacent to the magnet in the extension direction of the shaft, has the shaft passing therethrough, and can move in unison with the magnet; and an elastic member which is arranged between the movable element and an end wall and urges the movable element in the direction of the oscillation axis. A coil comprises a first coil and a second coil which are provided side by side in the direction of the oscillation axis and are wound in circular shapes with the oscillation axis at the center thereof. The direction of the current flowing in the first coil and the direction of the current flowing in the second coil are different.
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Inventors:
ENDO Masaya (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
遠藤 雅也 (〒50 東京都板橋区志村２丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
ODAJIMA Shin (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
遠藤 雅也 (〒50 東京都板橋区志村２丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
ODAJIMA Shin (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
Application Number:
JP2011/064697
Publication Date:
January 05, 2012
Filing Date:
June 27, 2011
Export Citation:
Assignee:
NIDEC COPAL CORPORATION (18-10, Shimura 2-chome Itabashi-k, Tokyo 50, 〒1748550, JP)
日本電産コパル株式会社 (〒50 東京都板橋区志村二丁目１８番１０号 Tokyo, 〒1748550, JP)
ENDO Masaya (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
遠藤 雅也 (〒50 東京都板橋区志村２丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
日本電産コパル株式会社 (〒50 東京都板橋区志村二丁目１８番１０号 Tokyo, 〒1748550, JP)
ENDO Masaya (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
遠藤 雅也 (〒50 東京都板橋区志村２丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
International Classes:
H02K33/00; B06B1/04; H02K33/12
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (SOEI PATENT AND LAW FIRM, Marunouchi MY PLAZA 9th fl. 1-1, Marunouchi 2-chome, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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