Shutter assembly with rotating magnet
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United States of America Patent
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Dec 18, 2012
Grant Date -
Oct 6, 2011
app pub date -
Apr 1, 2010
filing date -
Apr 1, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
A shutter assembly includes a base having a stop and a central aperture, a permanent magnet rotatably mounted on the base, and a shutter blade directly mounted on the magnet and configured to move between an open position exposing the aperture and a closed position blocking the aperture. The magnet contacts the stop in the open and closed positions.
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