Apparatus for driving optical head
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United States of America Patent
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N/A
Issued Date -
Jul 7, 2005
app pub date -
Dec 29, 2003
filing date -
Dec 29, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention discloses a sled mechanism for the optical pick-up head, which utilized a drive motor to drive a worm to make a worm wheel rotate. After driven by the worm, the worm wheel will drive a spur gear, which is engaged with a rack and drive the rack forward and backward, and then move the optical pickup head attached to the rack to the right position. In the meanwhile, a set of spring unit is utilized to compensate the tolerance of the components of the gear set.
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