Patents by Inventor Guoliang HE

Guoliang HE 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: 20250157366
    Abstract: Disclosed is a limit display device comprising a movable assembly, limit assembly and display assembly. The display assembly is fixed in the movable assembly. The movable assembly is slidably matched with the limit assembly and comprises a limit slot. The limit assembly comprises a limit rod, one end of which is embedded into the limit slot, and the other end of which is fixed to the limit assembly; when the movable assembly drives the display assembly to slide, the limit rod synchronously slides along a preset path of the limit slot, keeping a locked or unlocked state of the display device. The limit display device is set on a side close to an inwall of a case and uses a hidden drawing mode, whereby a display screen of the display device may be completely exposed or hidden, avoiding touching the display screen mistakenly, and reducing the occupation of the space of the case in depth direction.
    Type: Application
    Filed: June 24, 2022
    Publication date: May 15, 2025
    Applicant: Accelink Technologies Co., Ltd.
    Inventors: Weilin GUAN, Jiekui YU, Qin WANG, Guoliang HE, Feng XIA, Wenquan LEI, Qing LUO, Benqing QUAN
  • Patent number: 11780717
    Abstract: A jack with a protecting structure of a pump piston and a method for using the same are provided. The jack includes a housing, a base located inside the housing, and the protecting structure. An oil cylinder and a pump body are installed on the base. A pump piston is installed on the pump body. A spring is installed on the pump piston and the pump body. A stop protrusion is arranged on the pump piston. The protecting structure includes a dustproof sleeve and a wool felt. The dustproof sleeve is installed on the base and the pump piston. One end of the dustproof sleeve is detachably fixed on the base through a fastener. The other end of the dustproof sleeve is connected to an end portion of the pump piston. The shape of the dustproof sleeve is set into a wavy type.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: October 10, 2023
    Assignee: FUYANG TONGLI INDUSTRIAL CO., LTD.
    Inventors: Guoliang He, Weixiang He, Gang Sun, Guannan Lu, Hangfeng Li
  • Publication number: 20210316973
    Abstract: A jack with a protecting structure of a pump piston and a method for using the same are provided. The jack includes a housing, a base located inside the housing, and the protecting structure. An oil cylinder and a pump body are installed on the base. A pump piston is installed on the pump body. A spring is installed on the pump piston and the pump body. A stop protrusion is arranged on the pump piston. The protecting structure includes a dustproof sleeve and a wool felt. The dustproof sleeve is installed on the base and the pump piston. One end of the dustproof sleeve is detachably fixed on the base through a fastener. The other end of the dustproof sleeve is connected to an end portion of the pump piston. The shape of the dustproof sleeve is set into a wavy type.
    Type: Application
    Filed: March 23, 2021
    Publication date: October 14, 2021
    Applicant: FUYANG TONGLI INDUSTRIAL CO., LTD.
    Inventors: Guoliang HE, Weixiang HE, Gang SUN, Guannan LU, Hangfeng LI