Centrifugally operated wiper mechanism for cleaning turret mounted lenses
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United States of America Patent
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May 11, 1993
Grant Date -
N/A
app pub date -
Sep 13, 1991
filing date -
Sep 20, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A wiper mechanism (7), especially suitable for cleaning the curved lens (6) of a multirole turret, comprises a wiper (8) which is acted on centrifugally when the mechanism (7) is operated to cause the wiper (8)to be moved from a 'parked' position (dashed outline) to an 'operating' position (full outline) in which it wipes-clean the surface of the lens (6).
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