Patents by Inventor Sujuan Zhou

Sujuan Zhou 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).

  • Thermostatic condensing gas water heater and control method therefor
    Patent number: 9939172
    Abstract: A thermostatic condensing gas water heater, comprising a burner; a first heat exchanger (7), a second heat exchanger (4), a water inlet pipe (10), and a water outlet pipe (9) provided in succession along the flow direction of the burnt flue gas; a controller; and a water flow channel connecting the first heat exchanger (7) and the second heat exchanger (4) in parallel between the water inlet pipe (10) and the water outlet pipe (9), wherein flow control valves (3, 5) capable of adjusting the water flow distribution of the first heat exchanger (7) and the second heat exchanger (4) are provided on the water flow channel and controlled by the controller.
    Type: Grant
    Filed: October 17, 2012
    Date of Patent: April 10, 2018
    Assignee: A. O. Smith Corporation
    Inventors: Bu Qiu, Dayan Bi, Sujuan Zhou, Shiping Zhang, Yuehua Wu
  • THERMOSTATIC CONDENSING GAS WATER HEATER AND CONTROL METHOD THEREFOR
    Publication number: 20160313028
    Abstract: A thermostatic condensing gas water heater, comprising a burner; a first heat exchanger (7), a second heat exchanger (4), a water inlet pipe (10), and a water outlet pipe (9) provided in succession along the flow direction of the burnt flue gas; a controller; and a water flow channel connecting the first heat exchanger (7) and the second heat exchanger (4) in parallel between the water inlet pipe (10) and the water outlet pipe (9), wherein flow control valves (3, 5) capable of adjusting the water flow distribution of the first heat exchanger (7) and the second heat exchanger (4) are provided on the water flow channel and controlled by the controller.
    Type: Application
    Filed: July 6, 2016
    Publication date: October 27, 2016
    Inventors: Bu QIU, Dayan BI, Sujuan ZHOU, Shiping ZHANG, Yuehua WU
  • THERMOSTATIC CONDENSING GAS WATER HEATER AND CONTROL METHOD THEREFOR
    Publication number: 20150059732
    Abstract: A thermostatic condensing gas water heater, comprising a burner; a first heat exchanger (7), a second heat exchanger (4), a water inlet pipe (10), and a water outlet pipe (9) provided in succession along the flow direction of the burnt flue gas; a controller; and a water flow channel connecting the first heat exchanger (7) and the second heat exchanger (4) in parallel between the water inlet pipe (10) and the water outlet pipe (9), wherein flow control valves (3, 5) capable of adjusting the water flow distribution of the first heat exchanger (7) and the second heat exchanger (4) are provided on the water flow channel and controlled by the controller.
    Type: Application
    Filed: October 17, 2012
    Publication date: March 5, 2015
    Inventors: Bu Qia, Dayan Bi, Sujuan Zhou, Shiping Zhang, Yuehua Wu