Invention Grant
- Patent Title: Stack-type stator using multi-layer substrate, slim motor using same, and blower for air purification system
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Application No.: US16471972Application Date: 2017-12-20
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Publication No.: US11081914B2Publication Date: 2021-08-03
- Inventor: Byung Soo Kim , Jin Gwan Kim , Hong Geun Lee
- Applicant: AMOTECH CO., LTD.
- Applicant Address: KR Incheon
- Assignee: AMOTECH CO., LTD.
- Current Assignee: AMOTECH CO., LTD.
- Current Assignee Address: KR Incheon
- Agency: Cantor Colburn LLP
- Priority: KR10-2016-0176585 20161222
- International Application: PCT/KR2017/015096 WO 20171220
- International Announcement: WO2018/117629 WO 20180628
- Main IPC: H02K1/14
- IPC: H02K1/14 ; B60H1/00 ; F04D29/26 ; F04D29/28 ; H02K3/26 ; H02K5/14 ; H02K37/08 ; H02K1/27 ; H02K37/12 ; H02K21/02 ; H02K21/24

Abstract:
Provided are a stack-type stator having coil patterns patterned on a multi-layer substrate, and a motor and a blower for an air purification system using the stator. A stack-type stator includes: a multi-layer substrate having first through holes; coil patterns formed on the respective substrates of the multi-layer substrate and spirally patterned to surround the first through holes and to form a plurality of turns; a stator yoke disposed at a lower portion of the multi-layer substrate and having second through holes at positions corresponding to the first through holes; and divided cores each having one side protruding above the coil patterns formed on the uppermost layer of the multi-layer substrate and the other side being coupled to one of the second through holes through one of the first through holes.
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