Title:
可変絞り装置、カメラ装置及び電子機器
Document Type and Number:
Japanese Patent JP6998479
Kind Code:
B2
Abstract:
A variable aperture device is described that includes a casing, a base with a light transmission hole, conductive terminals on the base, a terminal connecting portion, a shape memory metal wire, a movable portion, and a driven portion for forming an aperture together with the movable portion. One end of the shape memory metal wire is connected to the terminal connecting portion and the movable portion is connected to the base via a first rotating shaft. A side of the movable portion far from the light transmission hole around the first rotating shaft is connected to other end of the shape memory metal wire. A side of the movable portion near the light transmission hole around the first rotating shaft is connected to an elastic structure of the terminal connecting portion and the terminal connecting portion is attached to the conductive terminal.
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Inventors:
King
Zhou Juzuru
Zhou Juzuru
Application Number:
JP2021025183A
Publication Date:
January 18, 2022
Filing Date:
February 19, 2021
Export Citation:
Assignee:
New Thinking Electric Co., Ltd.
International Classes:
G03B9/06; G03B30/00; H04N5/225
Domestic Patent References:
| JP2009008719A | ||||
| JP2008257028A | ||||
| JP2006010723A | ||||
| JP2005128450A | ||||
| JP10068979A | ||||
| JP2005077782A | ||||
| JP2001263221A |
Foreign References:
| KR1020180092206A | ||||
| KR1020180123776A | ||||
| KR1020200101293A | ||||
| CN102298244A | ||||
| US6449436 |
Attorney, Agent or Firm:
try international patent corporation
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