Title:
BLADE DRIVING DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/110247
Kind Code:
A1
Abstract:
The present invention allows reduction of the thickness of a blade driving device, and, in a mechanism in which a plurality of blade members are interlocked with one another through a lever member, drives the blade members by using sufficient thrust while keeping the operation balance of the lever member and obtaining smooth movement. A blade driving device 1 is provided with: a base member 10; a pair of blade members 2, 3 supported by the base member 10; a lever member 4 the ends of which are connected to the blade members 2, 3, respectively, and which has, at the center thereof, a bearing part 4A pivotally supported by a rotation shaft 10C provided to the base member 10; and a linear actuator 5 which causes the lever member 4 to pivot about the rotation shaft 10C, wherein the lever member 4 includes, integrally with the bearing part 4A, a housing part 4D which houses a magnet 5A of the linear actuator 5.
Inventors:
SAWANOBORI KOJI (JP)
Application Number:
PCT/JP2017/042234
Publication Date:
June 21, 2018
Filing Date:
November 24, 2017
Export Citation:
Assignee:
NIDEC COPAL CORP (JP)
International Classes:
G03B9/10; G03B9/02; G03B9/14; G03B9/26
Foreign References:
| JP2001350172A | 2001-12-21 | |||
| JP2008092742A | 2008-04-17 | |||
| JP2005057902A | 2005-03-03 | |||
| JP2006098625A | 2006-04-13 |
Attorney, Agent or Firm:
EICHI PATENT & TRADEMARK CORP. (JP)
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