Biaxial scanning mirror for image forming apparatus and method for operating the same
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United States of America Patent
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Nov 6, 2012
Grant Date -
Dec 22, 2011
app pub date -
Jun 21, 2010
filing date -
Jun 21, 2010
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A biaxial scanning mirror is disclosed in the present invention. The mirror includes: a first wafer having several cavities forming a first row and a second row, several permanent magnets each installed in one of the cavities, a spacer and a second wafer. The second wafer includes: a mirror unit, rotating around a first axis, for reflecting light beams; and a rotating unit, formed around the mirror unit, for rotating the mirror unit around a second axis which is perpendicular to the first axis. At least one coil substrate having a planar coil is assembled in the rotating unit.
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