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Patent Searching and Data


Title:
BLADE OPENING/CLOSING DEVICE AND IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/014211
Kind Code:
A1
Abstract:
The present invention comprises: a drive lever that is rotatable in a first rotation direction from a first rotation position to a second rotation position and a second rotation direction from a second rotation position to a first rotation position; a drive body that applies a driving force to the drive lever as a rotational force in the first rotation direction; a biasing spring that biases the drive lever to apply a driving force to the drive lever as a rotational force in the second rotation direction; and an opening/closing blade operated in a closing direction to close an opening with the rotation operation of the drive lever in the first rotation direction and operated in an opening direction to open an opening with the operation of the drive lever in the second rotation direction, wherein a driving force is applied to the drive lever in the first rotation direction from the drive body in a state in which a driving force is not applied from the biasing spring, and a driving force is applied to the drive lever in the second rotation direction from the biasing spring in a state in which a driving force is not applied from the drive body.

Inventors:
YONEDA MASAFUMI (JP)
MORIGUCHI AKIHISA (JP)
Application Number:
PCT/JP2021/021973
Publication Date:
January 20, 2022
Filing Date:
June 09, 2021
Export Citation:
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Assignee:
SONY GROUP CORP (JP)
International Classes:
G03B9/36; H04N5/225
Domestic Patent References:
WO2012120735A12012-09-13
WO2018230170A12018-12-20
WO2017104265A12017-06-22
Foreign References:
JP2017129820A2017-07-27
JP2004264468A2004-09-24
Attorney, Agent or Firm:
IWATA, Masanobu et al. (JP)
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