Patents by Inventor Dun Xia

Dun Xia has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240151314
    Abstract: An electric valve includes a valve body component, a valve core, a valve core base, and a first sealing member. The valve body component includes an accommodating portion, and the accommodating portion forms an accommodating cavity. The first sealing member includes a first protruding portion, a second protruding portion, and a main body portion; the main body portion is located between the first protruding portion and the second protruding portion. The valve core base includes a first surface, a second surface, and a third surface, wherein the first surface and the third surface extend in the radial direction of the valve core base; at least a part of the valve core base is located in the accommodating cavity, and the first sealing member is located in the accommodating cavity. Along the radial direction of the accommodating portion, the first protruding portion abuts against the second surface, and the second protruding portion abuts against the accommodating portion.
    Type: Application
    Filed: January 24, 2022
    Publication date: May 9, 2024
    Applicant: ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD.
    Inventors: Jinghui ZHU, Dun XIA, Liangyong QIU, Shanshan ZHANG
  • Patent number: 11512785
    Abstract: An electrically operated valve capable of quickly achieving reliable switching between multiple flow paths. The electrically operated valve includes a driving mechanism, an executing mechanism and a valve body assembly, wherein the driving mechanism includes a bushing and an output shaft located in the bushing, the executing mechanism includes a valve stem connected to the output shaft and a valve core connected to the valve stem, and the valve core is provided with a first flow channel and a second flow channel; the valve body assembly includes a valve body and a valve seat, the bushing forms a space isolated from the outside, the output shaft and a connecting portion between the valve stem and the output shaft are located in this space, and the valve body has a cavity, four through holes and a plug port.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: November 29, 2022
    Assignee: Zhejiang Sanhua Automotive Components Co., Ltd.
    Inventors: Shuai Cheng, Ze Li, Hong Yuan, Dun Xia, Xiaolong Wang, Shuiqing Liang
  • Publication number: 20210164576
    Abstract: An electrically operated valve capable of quickly achieving reliable switching between multiple flow paths. The electrically operated valve includes a driving mechanism, an executing mechanism and a valve body assembly, wherein the driving mechanism includes a bushing and an output shaft located in the bushing, the executing mechanism includes a valve stem connected to the output shaft and a valve core connected to the valve stem, and the valve core is provided with a first flow channel and a second flow channel; the valve body assembly includes a valve body and a valve seat, the bushing forms a space isolated from the outside, the output shaft and a connecting portion between the valve stem and the output shaft are located in this space, and the valve body has a cavity, four through holes and a plug port.
    Type: Application
    Filed: December 7, 2018
    Publication date: June 3, 2021
    Applicant: Zhejiang Sanhua Automotive Components Co., Ltd.
    Inventors: Shuai Cheng, Ze Li, Hong Yuan, Dun Xia, Xiaolong Wang, Shuiqing Liang