The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 17, 2025

Filed:

Apr. 14, 2020
Applicant:

Zhejiang Dunan Artificial Environment Co., Ltd., Shaoxing, CN;

Inventors:

Lifeng Zheng, Shaoxing, CN;

Bin Wei, Shaoxing, CN;

Qingjun Zeng, Shaoxing, CN;

Jiyou Zhang, Shaoxing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 7/08 (2006.01); F25B 41/345 (2021.01); H01F 7/126 (2006.01); F25B 41/31 (2021.01);
U.S. Cl.
CPC ...
H01F 7/081 (2013.01); F25B 41/345 (2021.01); H01F 7/126 (2013.01); F25B 41/31 (2021.01);
Abstract

Disclosed is an expansion valve coil assembly, comprising a coil unit and a housing, wherein the coil unit is provided with a mounting platform, the mounting platform is provided, in a partially protruding manner, with a connecting part, and the housing is sheathed over the connecting part and is fixedly connected to the mounting platform; and a side wall of the connecting part has a concave-convex structure, and the space between an inner side of the housing and the connecting part is filled with a sealing material.


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