Title:
SHUTTER BLADE OPENING AND CLOSING DEVICE AND IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/098453
Kind Code:
A1
Abstract:
The purpose of the present invention is to optimize the operation of a first opening and closing blade and a second opening and closing blade by driving a first magnetic drive part and a second magnetic drive part without mutual interference therebetween. A shutter blade opening and closing device comprises: a base body having an opening for light passing therethrough; a first magnetic drive part having a first magnet and a first coil; a second magnetic drive part having a second magnet and a second coil; a first opening and closing blade driven by the first magnetic drive part to move relative to the base body to open and close the opening; and a second opening and closing blade driven by the second magnetic drive part to move relative to the base body to open and close the opening. The magnetic flux direction of the first magnetic drive part and the magnetic flux direction of the second magnetic drive part are set in opposite directions from each other.
Inventors:
HAYASHI TOSHIRO (JP)
KOBAYASHI TAKAHIRO (JP)
KOBAYASHI TAKAHIRO (JP)
Application Number:
PCT/JP2015/080114
Publication Date:
June 23, 2016
Filing Date:
October 26, 2015
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
G03B9/36
Foreign References:
| JPS6326831U | 1988-02-22 | |||
| JP2002182268A | 2002-06-26 | |||
| JPS5699330A | 1981-08-10 | |||
| JP2012215658A | 2012-11-08 | |||
| JP2007155773A | 2007-06-21 | |||
| JP2005304221A | 2005-10-27 | |||
| JP2009106090A | 2009-05-14 | |||
| JP2004264468A | 2004-09-24 | |||
| JPS5768220U | 1982-04-23 |
Attorney, Agent or Firm:
IWATA, Masanobu et al. (JP)
Masanobu Iwata (JP)
Masanobu Iwata (JP)
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