SPINDLE MOTOR
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Apr 4, 2013
app pub date -
Sep 25, 2012
filing date -
Sep 30, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Disclosed herein is a spindle motor including: a base; a sleeve fixedly coupled to an inner side of the base; a core coupled to an upper portion of the base and having a coil wound therearound; a shaft inserted into an inner diameter of the sleeve and rotatably mounted; a hub having the shaft coupled to a central portion thereof and having a magnet attached thereto, the magnet being formed to face the core; and a gas adsorbing part formed under the core so as to be spaced apart from the core. According to a preferred embodiment of the present invention, the gas adsorbing part is formed at an inner portion of the spindle motor to remove outgas that may be generated at the inner portion of the spindle motor, thereby making it possible to improve the performance and the operational reliability of the spindle motor.
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