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US 2018/0026495 A1Published application
Micro fan
AssigneeDelta Electronics, Inc.
InventorsChao-Wen LU, Che-Wei LEE, Chung-Chiao TAN
Life of this patent
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Abstract
A micro fan is provided. The micro fan includes a rotor and a stator. The stator includes an axial induced coil unit and a circuit board. The axial induced coil unit is made by twining a coil in an axial direction for at least two layers and in a radial direction for at least two layers.
Claims15
A micro fan, comprising:
- a rotor;
- and
- a stator, comprising an axial induced coil unit and a circuit board, wherein the axial induced coil unit is made by twining a coil in an axial direction for at least two layers and in a radial direction for at least two layers.
A micro fan, comprising:
- a rotor;
- and
- a stator, comprising an axial induced coil unit and a circuit board, wherein the axial induced coil unit is made by twining a coil into a flat-shaped bundle.
A micro fan, comprising:
- a rotor;
- and
- a stator, comprising an axial induced coil unit and a circuit board, wherein the stator is produced by the following steps:
- providing the axial induced coil unit;
- directly mounting the axial induced coil unit on the circuit board by surface mount technology, and the axial induced coil unit is a magnetic pole unit of the stator.
2 more elements
Dependencies are inferred from the claim text.