Camera with a shape memory alloy member
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United States of America Patent
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Oct 17, 1995
Grant Date -
N/A
app pub date -
Jan 25, 1994
filing date -
Feb 1, 1993
priority date (Note) -
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status (Latency Note)
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Abstract
A camera for exposing photosensitive medium such as a film and a CCD. The camera includes: a lens system for forming a light image on the photosensitive medium; a portion of the camera which requires a control mechanism for a better result of exposing such as an aperture control, an exposure control, a zooming control, and a shutter control; and a driver means for driving such the control mechanism. The driver includes a shape memory alloy member having a first position where said shape memory alloy member is recovered, and a second position where said shape memory alloy member is deformed; and an alloy driving circuit for actuating the shape memory alloy member to the first position.
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