US 12,088,901 B2
Blade open-close device and electronic device
Koji Sawanobori, Tokyo (JP)
Assigned to NIDEC COPAL CORPORATION, Tokyo (JP)
Filed by NIDEC COPAL CORPORATION, Tokyo (JP)
Filed on Jul. 28, 2022, as Appl. No. 17/875,414.
Prior Publication US 2024/0040221 A1, Feb. 1, 2024
Int. Cl. G06F 21/82 (2013.01); G03B 11/04 (2021.01); H04N 23/55 (2023.01)
CPC H04N 23/55 (2023.01) [G03B 11/043 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A blade open-close device, comprising:
a base including a first space accommodating a first lens unit and a second space accommodating a second lens unit, wherein the base further includes:
a guide portion including a plurality of guides extending in a first direction perpendicular to a top surface of the base, wherein a first guide of the plurality of guides is on an opposite side of the base from a second guide of the plurality of guides, and
a plurality of guide posts extending in the first direction;
a cover covering the base at least partially, the cover having a first opening aligned with an optical axis of the first lens unit and a second opening aligned with an optical axis of the second lens unit;
a blade between the base and the cover, wherein the blade is between the first guide and the second guide, and the blade includes:
a first light shield configured to cover the first opening in the cover,
a light entry opening configured to connect with the first opening in the cover,
a second light shield configured to cover the second opening in the cover, and
a plurality of guide holes, wherein each of the plurality of guide holes receives a corresponding guide post of the plurality of guide posts; and
a drive configured to move the blade in a closing direction to change from an open state in which the light entry opening in the blade connects with the first opening in the cover to a closed state in which the first light shield in the blade covers the first opening in the cover and the second light shield in the blade covers the second opening in the cover.