Patents Assigned to TOP ENGINEERING AND CONSTRUCTION CO.,LTD.
  • Patent number: 10926118
    Abstract: A safety handle of a fire extinguisher includes a lower handle coupled to an upper end of a valve and having a first hinge shaft at one end thereof and a first support shaft parallel to the first hinge shaft at a point spaced from the first hinge shaft. An upper handle is coupled to the lower handle to be rotatable around the first hinge shaft and downwardly rotate around the first hinge shaft to push an open pin of the fire extinguisher. A second support shaft is parallel to the first hinge shaft at one point. A safety pin prevents the upper handle from rotating. A first link having a first end of a length direction is coupled to the first support shaft to be rotatable around the first support shaft. A second link having a first end of a length direction is coupled to the second support shaft.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: February 23, 2021
    Assignee: TOP ENGINEERING AND CONSTRUCTION CO., LTD.
    Inventors: Hojae Choi, Seungwook Han, Kooksang Sim, Seongdae Choi, Seog Chae
  • Publication number: 20190001168
    Abstract: A safety handle of a fire extinguisher according to the present invention comprises: a lower handle which is coupled to an upper end of a valve and has a first hinge shaft at one end thereof and a first support shaft parallel to the first hinge shaft at a point spaced apart from the first hinge shaft; an upper handle which is coupled to the lower handle to be rotatable around the first hinge shaft, downwardly rotates around the first hinge shaft so as to push an open pin of the fire extinguisher, and is provided with a second support shaft parallel to the first hinge shaft at one point; a safety pin for preventing the upper handle from rotating; a first link having a first end of a length direction coupled to the first support shaft to be rotable around the first support shaft; a second link having a first end of a length direction coupled to the second support shaft to be rotatable around the second support shaft; and a second hinge shaft to which a second end opposite to the first end of the first link and
    Type: Application
    Filed: May 24, 2016
    Publication date: January 3, 2019
    Applicant: TOP ENGINEERING AND CONSTRUCTION CO.,LTD.
    Inventors: Hojae CHOI, Seungwook HAN, Kooksang SIM, Seongdae CHOI, Seog CHAE