Motor-driven camera
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United States of America Patent
Stats
-
Jul 8, 1997
Grant Date -
N/A
app pub date -
Jul 5, 1996
filing date -
Jul 6, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An SLR camera which uses a film cartridge having a spool includes first and second motors. The first motor performs a film advancing operation, in which the first motor rotates the spool to advance a film wound on the spool from the film cartridge, and a film rewinding operation, in which the first motor rotates the spool so as to rewind the film into the film cartridge. The second motor performs a film winding operation, in which the second motor rotates a film take-up spool provided in the camera to wind the film around the film take-up spool, a shutter charging operation, in which a shutter charge is performed, a mirror up operation, in which a quick-return mirror provided in the camera is moved up after a shutter release, and a mirror down operation, in which the quick-return mirror is moved down after the mirror up operation is completed.
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Cited Art Landscape
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