Rotary shutter
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 23, 1996
Grant Date -
N/A
app pub date -
Mar 16, 1995
filing date -
Mar 16, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A rotary shutter for controlling an optical path and including a rotating disk having an opening. A sensor monitor is representative of disk rotation, while a blocking element is selectively positioned within and without the optical path dependent upon the angular position of the disk and the desire to expose the light sensitive medium.
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Family
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Cited Art Landscape
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