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.
Patent No.:
Date of Patent:
Nov. 19, 2024
Filed:
May. 13, 2020
Zhejiang Dunan Artificial Environment Co., Ltd., Zhejiang, CN;
Yuchen He, Zhejiang, CN;
ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD., Zhejiang, CN;
Abstract
An electronic expansion valve, the electronic expansion valve includes: a housing (), wherein the housing () is provided with an accommodating cavity () and a valve cavity (), the valve cavity () is used for communicating with a pipeline, the housing () includes a valve seat (), and the valve cavity () is disposed in the valve seat (); a valve core assembly (), movably disposed in the housing (); and a guide seat (), wherein the guide seat () is located between the accommodating cavity () and the valve cavity (), a balance channel () is provided between the guide seat () and the valve seat (), one end of the balance channel () is in communication with the accommodating cavity (), and the other end of the balance channel () is in communication with the valve cavity ().