Patents by Inventor CHUN-CHUN LEE

CHUN-CHUN LEE 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).

  • Dustproof gate valve
    Patent number: 11112012
    Abstract: A dustproof gate valve includes a housing having a first panel, a second panel, and a valve port on each of the first and second panels, a slide including a body and a valve member and drivable to move between a first position and a second position, the slide closing the valve port of the first panel when at the first position, a driver mounted in the housing, a swing arm having one end thereof connected to the driver for moving the slide, and a dust pipe mounted in said body. When the slide is at the second position, the dust pipe is disposed between the valve port of the first panel and the valve port of the second panel, and the pipe wall of the dust pipe separates the valve ports of the first and second panels from the accommodation space.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: September 7, 2021
    Assignee: King Lai Hygienic Materials Co., Ltd
    Inventors: Chun-Chun Lee, Chi-Che Huang
  • DUSTPROOF GATE VALVE
    Publication number: 20210207719
    Abstract: A dustproof gate valve includes a housing having a first panel, a second panel, and a valve port on each of the first and second panels, a slide including a body and a valve member and drivable to move between a first position and a second position, the slide closing the valve port of the first panel when at the first position, a driver mounted in the housing, a swing arm having one end thereof connected to the driver for moving the slide, and a dust pipe mounted in said body. When the slide is at the second position, the dust pipe is disposed between the valve port of the first panel and the valve port of the second panel, and the pipe wall of the dust pipe separates the valve ports of the first and second panels from the accommodation space.
    Type: Application
    Filed: January 30, 2020
    Publication date: July 8, 2021
    Inventors: CHUN-CHUN LEE, CHI-CHE HUANG