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Title:
EXPANSION VALVE COIL STRUCTURE AND EXPANSION VALVE
Document Type and Number:
WIPO Patent Application WO/2023/098577
Kind Code:
A1
Abstract:
An expansion valve coil structure (100) and an expansion valve (200). The expansion valve coil structure (100) comprises a stator housing (10) and an electromagnetic pole plate (20); the stator housing (10) and the electromagnetic pole plate (20) are disposed opposite to each other; the stator housing (10) and the electromagnetic pole plate (20) each have multiple processed exposed surfaces (50); the surface of the stator housing (10), the surface of the electromagnetic pole plate (20), and each processed exposed surface (50) are each covered with an antirust layer (60). The expansion valve (200) comprises a coil structure.

Inventors:
ZHANG JIYOU (CN)
CHEN YONGHAO (CN)
ZHENG LIFENG (CN)
Application Number:
PCT/CN2022/134248
Publication Date:
June 08, 2023
Filing Date:
November 25, 2022
Export Citation:
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Assignee:
ZHEJIANG DUNAN ARTIFICIAL ENV CO LTD (CN)
International Classes:
F16K31/06; F25B41/345
Foreign References:
CN101777408A2010-07-14
CN111434403A2020-07-21
JP2001153255A2001-06-08
CN205816124U2016-12-21
CN108533807A2018-09-14
CN217463394U2022-09-20
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (HANGZHOU) (CN)
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