Patents by Inventor Zhenkai DONG

Zhenkai DONG 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: 10100945
    Abstract: Provided is a solenoid valve, including a housing, comprising a valve head and a valve body defining a containing chamber; a stationary iron core, installed in the containing chamber; a moving iron core, disposed in the containing chamber and being movable between a lower proximal position and an upper distal position from the stationary iron core; a coil, fitted over an outer circumference wall of the valve body and configured to produce electromagnetic force for driving the moving iron core to move in the containing chamber; and an elastic spacer, disposed at at least one of the stationary iron core and the moving iron core and configured to enable the moving iron core to be spaced apart from the stationary iron core at a predetermined distance L when the moving iron core is located at the lower proximal position, so as to avoid the moving iron core from colliding with the stationary iron core.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: October 16, 2018
    Assignee: XIAMEN KOGE MICRO TECH CO., LTD.
    Inventors: Zhenkai Dong, Xueqin Huang
  • Publication number: 20160356393
    Abstract: Provided is a solenoid valve, including a housing, comprising a valve head and a valve body defining a containing chamber; a stationary iron core, installed in the containing chamber; a moving iron core, disposed in the containing chamber and being movable between a lower proximal position and an upper distal position from the stationary iron core; a coil, fitted over an outer circumference wall of the valve body and configured to produce electromagnetic force for driving the moving iron core to move in the containing chamber; and an elastic spacer, disposed at at least one of the stationary iron core and the moving iron core and configured to enable the moving iron core to be spaced apart from the stationary iron core at a predetermined distance L when the moving iron core is located at the lower proximal position, so as to avoid the moving iron core from colliding with the stationary iron core.
    Type: Application
    Filed: April 13, 2016
    Publication date: December 8, 2016
    Inventors: Zhenkai DONG, Xueqin HUANG