Patents by Inventor Shiyan GUAN

Shiyan GUAN 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).

  • Heat exchange device
    Patent number: 11940173
    Abstract: The present application provides a heat exchange device.
    Type: Grant
    Filed: August 4, 2021
    Date of Patent: March 26, 2024
    Assignee: Panasonic Ecology Systems Guangdong Co., LTD
    Inventors: Jun Zhang, Zhenhong Yang, Shiyan Guan
  • Damper device and total heat exchanger including the same
    Patent number: 11761374
    Abstract: A damper device and a total heat exchanger including the same are provided in the present application, including: a damper plate, including an air port cover plate, and a rotating shaft disposed at the air port cover plate and extending along a diameter direction of the air port cover plate; and a damper plate fixing base configured to fix the damper plate inside the damper plate fixing base and including a fixing groove formed opposite to the rotating shaft and configured to fix the rotating shaft, the fixing groove including a recess disposed opposite to the rotating shaft and formed by further being recessed from at least a part of the outer circumference of the fixing groove. According to the above technical solutions of the present application, the damper device can ensure performance without reducing the air volume under low temperature conditions, and can also suppress icing of the damper device.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: September 19, 2023
    Inventors: Shiyan Guan, Zhenhong Yang
  • DAMPER DEVICE AND TOTAL HEAT EXCHANGER INCLUDING THE SAME
    Publication number: 20220381179
    Abstract: A damper device and a total heat exchanger including the same are provided in the present application, including: a damper plate, including an air port cover plate, and a rotating shaft disposed at the air port cover plate and extending along a diameter direction of the air port cover plate; and a damper plate fixing base configured to fix the damper plate inside the damper plate fixing base and including a fixing groove formed opposite to the rotating shaft and configured to fix the rotating shaft, the fixing groove including a recess disposed opposite to the rotating shaft and formed by further being recessed from at least a part of the outer circumference of the fixing groove. According to the above technical solutions of the present application, the damper device can ensure performance without reducing the air volume under low temperature conditions, and can also suppress icing of the damper device.
    Type: Application
    Filed: December 28, 2021
    Publication date: December 1, 2022
    Applicant: PANASONIC ECOLOGY SYSTEMS GUANGDONG CO., LTD
    Inventors: Shiyan GUAN, Zhenhong YANG
  • HEAT EXCHANGE DEVICE
    Publication number: 20220170664
    Abstract: The present application provides a heat exchange device.
    Type: Application
    Filed: August 4, 2021
    Publication date: June 2, 2022
    Applicant: PANASONIC ECOLOGY SYSTEMS GUANGDONG CO., LTD
    Inventors: Jun ZHANG, Zhenhong YANG, Shiyan GUAN