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FLUID DYNAMIC PRESSURE BEARING FOR SMALL FLAT MOTOR, SMALL FLAT MOTOR, FAN MOTOR, AND FORCED AIR FEED TYPE AIR CELL
FLUID DYNAMIC PRESSURE BEARING FOR SMALL FLAT MOTOR, SMALL FLAT MOTOR, FAN MOTOR, AND FORCED AIR FEED TYPE AIR CELL
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机译:小型平动马达,小型平动马达,风扇马达和强制空气进给型空气室的流体动力压力轴承
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摘要
A small flat motor, comprising a stator (10) having a coil (10a) wound on a core (10b) and a rotor (11) having a magnet (11a) opposed to the core (10a) held by a yoke (11b), wherein the rotor (10) having an impeller (12) is supported by a fluid dynamic pressure bearing (13) having a fluid sump (13f) leading from the thrust receiving part (13a) of a bearing house (13b) to a fluid receiving groove (13e) formed around the outer periphery of a dynamic pressure sleeve (13d) fitted into the tube of the bearing house (13b).
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