Patents by Inventor Dahao WANG

Dahao WANG 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).

  • Multi-stage compressor and air conditioner having a linkage between the vanes of the different stages
    Patent number: 11560892
    Abstract: The present disclosure provides a multi-stage compressor and an air conditioner having the same. The multi-stage compressor includes: a first-stage cylinder including a first-stage compression cavity and a first vane disposed in the first-stage compression cavity; a second-stage cylinder including a second-stage compression cavity and a second vane disposed in the second-stage compression cavity, wherein a refrigerant flowing out from the first-stage compression cavity enters the second-stage compression cavity; a linkage structure disposed between the first vane and the second vane, so that the second vane is capable of moving with a movement of the first vane and maintain contact with a roller in the second-stage compression cavity.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: January 24, 2023
    Assignee: GREEN REFRIGERATION EQUIPMENT ENGINEERING RESEARCH CENTER OF ZHUHAI GREE CO., LTD.
    Inventors: Dahao Wang, Huijun Wei, Hongwei Zhu, Jing Liu
  • MULTI-STAGE COMPRESSOR AND AIR CONDITIONER HAVING THE SAME
    Publication number: 20200277957
    Abstract: The present disclosure provides a multi-stage compressor and an air conditioner having the same. The multi-stage compressor includes: a first-stage cylinder including a first-stage compression cavity and a first vane disposed in the first-stage compression cavity; a second-stage cylinder including a second-stage compression cavity and a second vane disposed in the second-stage compression cavity, wherein a refrigerant flowing out from the first-stage compression cavity enters the second-stage compression cavity; a linkage structure disposed between the first vane and the second vane, so that the second vane is capable of moving with a movement of the first vane and maintain contact with a roller in the second-stage compression cavity.
    Type: Application
    Filed: June 12, 2018
    Publication date: September 3, 2020
    Inventors: Dahao WANG, Huijun WEI, Hongwei ZHU, Jing LIU