Patents Assigned to Zhejiang Hongfeng Precision Co., Ltd.
  • Publication number: 20230042576
    Abstract: The present invention discloses an electric sparkling water machine, comprising a machine body, and a water bottle and a gas bottle which are installed on the machine body, wherein the machine body is provided with a control switch and a control board, and the control switch provides a plurality of control gears; the machine body is provided with a movable pressure rod for driving an intake thimble to downward control the gas bottle to inflate the water bottle; the electric sparkling water machine further comprises: a motor connected with the pressure rod through a transmission mechanism for controlling the pressure rod to move; a detection switch for providing signals for the control board; a pressure sensor communicated with an exhaust port of the water bottle for triggering the detection switch; and an exhaust valve connected with the exhaust port of the water bottle.
    Type: Application
    Filed: October 26, 2022
    Publication date: February 9, 2023
    Applicant: Zhejiang Hongfeng Precision Co.,Ltd
    Inventors: Ping Wang, Xiaohua Wu
  • Patent number: 11278851
    Abstract: A sparkling water maker capable of automatically controlling gas inflow includes a gas cylinder, a gas cylinder connector mounted on the gas cylinder, a bottle, and a bottle connector mounted on the bottle. A gas guide tube is connected between the gas cylinder connector and the bottle connector. A compressed gas in the gas cylinder is delivered to the bottle through the gas guide tube. The gas guide tube includes a first gas guide tube connected to the gas cylinder connector and a second gas guide tube connected to the bottle connector. A valve is connected between the first gas guide tube and the second gas guide tube. The valve is configured to block a flow passage between the first gas guide tube and the second gas guide tube.
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: March 22, 2022
    Assignee: Zhejiang Hongfeng Precision Co., Ltd.
    Inventors: Xiaohua Wu, Ping Wang