Patents by Inventor Huafeng Zeng

Huafeng Zeng 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: 12285118
    Abstract: A playpen component for safe use includes a left connector and a right connector. The right end of the left connector is provided with an upper connecting cylinder, the left end of the right connector is provided with a lower connecting cylinder, and the upper connecting cylinder and the lower connecting cylinder are socketed together. A tube insert and an elastic limit button are arranged in the right connector. An elastic clamping member is arranged in the tube insert. The left end of the clamping member extends out of the tube insert and the right connector, and the left end surface of the clamping member is adapted to the outer peripheral surface of the upper connecting cylinder. The outer periphery of the right connector is provided with a sliding member that drives the clamping member to move. The limit button is located above the tube insert.
    Type: Grant
    Filed: December 14, 2022
    Date of Patent: April 29, 2025
    Assignee: Xiamen Xingshuo Maternal & Child Products Co., Ltd
    Inventors: Zuoxing Wu, Hualing Zeng, Huafeng Zeng
  • Publication number: 20230320498
    Abstract: A playpen component for safe use includes a left connector and a right connector. The right end of the left connector is provided with an upper connecting cylinder, the left end of the right connector is provided with a lower connecting cylinder, and the upper connecting cylinder and the lower connecting cylinder are socketed together. A tube insert and an elastic limit button are arranged in the right connector. An elastic clamping member is arranged in the tube insert. The left end of the clamping member extends out of the tube insert and the right connector, and the left end surface of the clamping member is adapted to the outer peripheral surface of the upper connecting cylinder. The outer periphery of the right connector is provided with a sliding member that drives the clamping member to move. The limit button is located above the tube insert.
    Type: Application
    Filed: December 14, 2022
    Publication date: October 12, 2023
    Applicant: Xiamen Xingshuo Maternal & Child Products Co., Ltd
    Inventors: Zuoxing WU, Hualing ZENG, Huafeng ZENG
  • Publication number: 20210161325
    Abstract: The present invention relates to the technical field of coffee machines, and particularly relates to a capsule coffee machine comprising a brewing assembly and a nozzle connected to the brewing assembly and used for guiding the coffee out; the inlet end of the nozzle is connected to an elastic pressurizing member used for increasing the pressure of the coffee entering the nozzle; the outlet end of the nozzle is connected to a foaming cavity used for foaming the coffee ejected into the foaming cavity through the nozzle; the nozzle is further provided with a liquid discharging passage.
    Type: Application
    Filed: December 13, 2017
    Publication date: June 3, 2021
    Inventors: JianGang GUO, HuaFeng ZENG, ZhuYuan ZHOU
  • Patent number: 10637269
    Abstract: The present application relates to a service battery charging management device and method for power supply of a recreational vehicle, wherein, the service battery charging management device for power supply of recreational vehicle includes: a vehicle generator, a solar cell panel, a MCU main control unit, an input automatic switching unit, a charging main converting DC/DC circuit, a service battery, a PWM mode charging unit, and a load. The MCU main control unit controls the input automatic switching unit according to an output voltage of the solar cell panel and an output voltage of the vehicle generator, which enables the solar cell panel and the vehicle generator to selectively serve as a charging power supply of the service battery to enable the service battery to be kept in an alternative-charging state, so that normal power supply of household electricity consumption of the recreational vehicle can be guaranteed.
    Type: Grant
    Filed: November 12, 2018
    Date of Patent: April 28, 2020
    Assignee: TBB POWER (XIAMEN) CO., LTD.
    Inventors: Lingtao Zhang, Huafeng Zeng
  • Publication number: 20190319461
    Abstract: The present application relates to a service battery charging management device and method for power supply of a recreational vehicle, wherein, the service battery charging management device for power supply of recreational vehicle includes: a vehicle generator, a solar cell panel, a MCU main control unit, an input automatic switching unit, a charging main converting DC/DC circuit, a service battery, a PWM mode charging unit, and a load. The MCU main control unit controls the input automatic switching unit according to an output voltage of the solar cell panel and an output voltage of the vehicle generator, which enables the solar cell panel and the vehicle generator to selectively serve as a charging power supply of the service battery to enable the service battery to be kept in an alternative-charging state, so that normal power supply of household electricity consumption of the recreational vehicle can be guaranteed.
    Type: Application
    Filed: November 12, 2018
    Publication date: October 17, 2019
    Inventors: Lingtao Zhang, Huafeng Zeng
  • Patent number: D789887
    Type: Grant
    Filed: March 15, 2016
    Date of Patent: June 20, 2017
    Assignee: TBB POWER (XIAMEN) CO., LTD.
    Inventors: Huafeng Zeng, Shengke Yi, Yihui Zheng
  • Patent number: D811328
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: February 27, 2018
    Assignee: TBB POWER (XIAMEN) Co., Ltd.
    Inventors: Huafeng Zeng, Jinjun Wang
  • Patent number: D1014985
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: February 20, 2024
    Assignee: Xiamen Xingshuo Maternal & Child Products Co., Ltd.
    Inventors: Zuoxing Wu, Hualing Zeng, Huafeng Zeng
  • Patent number: D1020274
    Type: Grant
    Filed: July 31, 2023
    Date of Patent: April 2, 2024
    Assignee: Xiamen Xingshuo Maternal and Infant Products Co., Ltd.
    Inventors: Zuoxing Wu, Hualing Zeng, Huafeng Zeng