Patents by Inventor Hongwei Ran

Hongwei Ran 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).

  • Stacked plate heat exchanger with form fitting connection of the plates
    Patent number: 10584925
    Abstract: The present invention provides a heat exchanger, comprising a plurality of first heat exchange plates (1) and second heat exchange plates (2) that are connected sequentially and at an interval; the first heat exchange plates (1) and the second heat exchange plates (2) each comprise a heat exchange sheet (3) and a heat exchange frame (4) disposed on side ends of the heat exchange sheet (3); the side ends of the heat exchange sheet (3) are formed with a snap projection (9) in a direction away from the heat exchange frame (4); the heat exchange frame (4) is formed with a snap groove (10); the first heat exchange plates (1) and the second heat exchange plates (2) are in interference connection through the engagement between the snap projection (9) and the snap groove (10); an air channel (5, 6) is formed between a first heat exchange plate (1) and an adjacent second heat exchange plate (2), the air inlet of the first heat exchange plate (1) and the air inlet of the second heat exchange plate (2) have different di
    Type: Grant
    Filed: September 22, 2016
    Date of Patent: March 10, 2020
    Assignee: Zehnder Group International AG
    Inventors: Zhangeng Guo, Hongwei Ran
  • Stacked Plate Heat Exchanger With Form Fitting Connection Of The Plates
    Publication number: 20180266774
    Abstract: The present invention provides a heat exchanger, comprising a plurality of first heat exchange plates (1) and second heat exchange plates (2) that are connected sequentially and at an interval; the first heat exchange plates (1) and the second heat exchange plates (2) each comprise a heat exchange sheet (3) and a heat exchange frame (4) disposed on side ends of the heat exchange sheet (3); the side ends of the heat exchange sheet (3) are formed with a snap projection (9) in a direction away from the heat exchange frame (4); the heat exchange frame (4) is formed with a snap groove (10); the first heat exchange plates (1) and the second heat exchange plates (2) are in interference connection through the engagement between the snap projection (9) and the snap groove (10); an air channel (5, 6) is formed between a first heat exchange plate (1) and an adjacent second heat exchange plate (2), the air inlet of the first heat exchange plate (1) and the air inlet of the second heat exchange plate (2) have different di
    Type: Application
    Filed: September 22, 2016
    Publication date: September 20, 2018
    Applicant: ZEHNDER GROUP INTERNATIONAL AG
    Inventors: Zhangeng GUO, Hongwei Ran