Patents by Inventor Dian FANG

Dian FANG 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 pipe, heat exchanger and water heating apparatus
    Patent number: 11867428
    Abstract: The present disclosure discloses a heat exchange pipe, a heat exchanger and a water heating apparatus. The heat exchange pipe comprises: a pipe body and a plurality of fins fixedly disposed to sleeve the pipe body; a flow guiding structure is provided at a partial outer edge of the fin; and a flow guiding flue is formed between the flow guiding structure and an outer wall of the pipe body. The heat exchange pipe, the heat exchanger and the water heating apparatus provided by the present disclosure can improve the flue gas flow path and the heat exchange efficiency.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: January 9, 2024
    Assignee: A.O. Smith Corporation
    Inventors: Xiang Gao, Dian Fang, Xiaowei Zhou
  • HEAT EXCHANGE PIPE, HEAT EXCHANGER AND WATER HEATING APPARATUS
    Publication number: 20210333013
    Abstract: The present disclosure discloses a heat exchange pipe, a heat exchanger and a water heating apparatus. The heat exchange pipe comprises: a pipe body and a plurality of fins fixedly disposed to sleeve the pipe body; a flow guiding structure is provided at a partial outer edge of the fin; and a flow guiding flue is formed between the flow guiding structure and an outer wall of the pipe body. The heat exchange pipe, the heat exchanger and the water heating apparatus provided by the present disclosure can improve the flue gas flow path and the heat exchange efficiency.
    Type: Application
    Filed: December 29, 2020
    Publication date: October 28, 2021
    Inventors: Xiang GAO, Dian FANG, Xiaowei ZHOU