Title:
TILT-CORRECTION UNIT
Document Type and Number:
WIPO Patent Application WO/2012/015010
Kind Code:
A1
Abstract:
The disclosed tilt-correction unit is characterized by the provision of: an inner frame, inside which an optical unit is held; an outer frame disposed so as to surround the inner frame, with a gap formed between the inner frame and the outer frame around the entire perimeter of the inner frame; an elastic part that is disposed between the outer frame and the inner frame and which elastically supports the inner frame inside the outer frame; a rotational support part that connects part of the outer surface of the inner frame to part of the inner surface of the outer frame and forms a pivot around which the inner frame rotates inside the outer frame; and a drive unit that comprises a magnet and a coil disposed opposite each other with a gap therebetween, with the magnet affixed to either the outer surface of the inner frame or the inner surface of the outer frame and the coil affixed to the other. The disclosed tilt-correction unit is further characterized in that the inner frame is driven by the drive unit and rotates about the rotational support part, inside the outer frame, in a plane perpendicular to the optical axis of the optical unit.
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Inventors:
SHIKAMA Kazuo (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
色摩 和雄 (〒50 東京都板橋区志村二丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
KOBAYASHI Yuuhei (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
小林 由平 (〒50 東京都板橋区志村二丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
IKEDA Yosuke (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
色摩 和雄 (〒50 東京都板橋区志村二丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
KOBAYASHI Yuuhei (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
小林 由平 (〒50 東京都板橋区志村二丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
IKEDA Yosuke (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
Application Number:
JP2011/067364
Publication Date:
February 02, 2012
Filing Date:
July 28, 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)
SHIKAMA Kazuo (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
色摩 和雄 (〒50 東京都板橋区志村二丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
KOBAYASHI Yuuhei (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
小林 由平 (〒50 東京都板橋区志村二丁目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)
SHIKAMA Kazuo (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
色摩 和雄 (〒50 東京都板橋区志村二丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
KOBAYASHI Yuuhei (18-10 Shimura 2-chome, Itabashi-k, Tokyo 50, 〒1748550, JP)
小林 由平 (〒50 東京都板橋区志村二丁目１８番１０号 日本電産コパル株式会社内 Tokyo, 〒1748550, JP)
International Classes:
G03B5/00; H04N5/225
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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Claims: