Invention Grant
US08147151B2 Shutter device 有权
快门装置

Shutter device
Abstract:
The shutter device includes a base, a post, a coil, a shutter, a first magnetic member, and a second magnetic member. The base defines a first aperture. The post is fixedly mounted on the base. The coil is connected to the post and rotatable around the post. The shutter blade is coupled to the post and jointly rotatable with the coil. The first and second magnetic members are mounted on the base arranged on two sides of the coil. The first and second magnetic members are configured for driving the coil to rotate, thereby moving the shutter blade to selectively expose or cover the first aperture.
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