Apparatus for rotating lamp set
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United States of America Patent
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Mar 22, 2011
Grant Date -
May 7, 2009
app pub date -
Nov 7, 2008
filing date -
Nov 7, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
An apparatus for rotating a lamp set is provided. The apparatus includes: a motor; a shaft which is rotatable by the motor and includes screw threads formed thereon; a sliding unit which includes a hole having screw threads formed therein that are engaged with the screw threads of the shaft and an insertion ball, the sliding unit being movable along the shaft upon rotation of the shaft; and a holder unit which includes a groove, the insertion ball being inserted into the groove.
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