Patents by Inventor Henglai ZHAO

Henglai ZHAO 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).

  • Patent number: 9254221
    Abstract: A heart-type circulation device comprises a power system, a cover plate (16), an elastic plate (5), a pressing contact ring (6), a water inlet (13), a check valve A (9), a self-pressing liquid storage tank (12), a check valve B (10), a water outlet (11), and a pipeline (17). The elastic plate (5) is disposed above the power system, the pressing contact ring (6) is disposed on the periphery of a bottom surface of the elastic plate (5), and the pressing contact ring (6), the elastic plate (5), and the cover plate (16) are fixedly connected in sequence from bottom to top. The water inlet (13) and the water outlet (11) are in communication with each other between the cover plate (16) and the elastic plate (5) via the cover plate (16) respectively.
    Type: Grant
    Filed: May 10, 2013
    Date of Patent: February 9, 2016
    Inventor: Henglai Zhao
  • Publication number: 20150075644
    Abstract: A heart-type circulation device comprises a power system, a cover plate (16), an elastic plate (5), a pressing contact ring (6), a water inlet (13), a check valve A (9), a self-pressing liquid storage tank (12), a check valve B (10), a water outlet (11), and a pipeline (17). The elastic plate (5) is disposed above the power system, the pressing contact ring (6) is disposed on the periphery of a bottom surface of the elastic plate (5), and the pressing contact ring (6), the elastic plate (5), and the cover plate (16) are fixedly connected in sequence from bottom to top. The water inlet (13) and the water outlet (11) are in communication with each other between the cover plate (16) and the elastic plate (5) via the cover plate (16) respectively.
    Type: Application
    Filed: May 10, 2013
    Publication date: March 19, 2015
    Inventor: Henglai ZHAO