Title:
DIAPHRAGM BLADE DRIVING UNIT, IMAGING APPARATUS INCLUDING THE SAME, MOVING BODY, AND ROBOT
Document Type and Number:
Japanese Patent JP2019032418
Kind Code:
A
Abstract:
To suppress the rotation of a diaphragm ring caused by a vibration, an impact, or the like.SOLUTION: A diaphragm blade driving unit 100 includes a base plate 10 which has an opening 12, a diaphragm blade 20 which changes the opening area of the opening 12, and a diaphragm ring 30 which surrounds the opening 12 and is rotated to drive the diaphragm blade 20. In a plan view, the rotation axis J of the diaphragm ring 30 is coincident with the position of the center of gravity M.SELECTED DRAWING: Figure 2
Inventors:
YAGINUMA DAISUKE
Application Number:
JP2017152891A
Publication Date:
February 28, 2019
Filing Date:
August 08, 2017
Export Citation:
Assignee:
NIDEC COPAL CORP
International Classes:
G03B9/06
Domestic Patent References:
| JP2017003839A | 2017-01-05 | |||
| JP2015132725A | 2015-07-23 | |||
| JPS603822U | 1985-01-12 | |||
| JP2012145929A | 2012-08-02 | |||
| JP2016085280A | 2016-05-19 |
Attorney, Agent or Firm:
Kimura Mitsuru
Taiji Morikawa
Taiji Morikawa