Patents Assigned to EPTECH CO., LTD.
  • Patent number: 11920855
    Abstract: A multi-joint link hinge may include hinge bracket provided with a base in which a plurality of screw coupling holes are defined, a plurality of side walls which protrude from the base and are spaced apart from each other in a vertical direction, a plurality of link modules which are vertically arranged between the side portions and axially coupled to the hinge bracket by a rotation shaft, and a door bracket which is axially coupled to each of the plurality of link modules.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: March 5, 2024
    Assignees: LG ELECTRONICS INC., EPTech Co., Ltd.
    Inventors: Changseok Oh, Chunho Byun
  • Patent number: 11319740
    Abstract: The present invention discloses a multi-link hinge device, wherein the multi-link hinge device includes a bottom lever installed on a main body of a member with a door and having a first bottom fastening hole and a second bottom fastening hole formed to be spaced apart from an end side; a top lever installed on the door of the main body and having a first top fastening hole and a second top fastening hole spaced apart from each other; a body lever having one end pivotally connected to the first bottom fastening hole and having a first body fastening hole formed at the other end and a second body fastening hole formed inside; a first link pivotally connected to the first top fastening hole and the first body fastening hole; a second link pivotally connected to the second top fastening hole and the second body fastening hole, and having a link central fastening hole formed inside; a third link pivotally connected to the link central fastening hole and the second bottom fastening hole; and a rocker arm that is p
    Type: Grant
    Filed: February 18, 2019
    Date of Patent: May 3, 2022
    Assignee: EPTECH CO., LTD.
    Inventor: Chun Ho Byun
  • Publication number: 20210238902
    Abstract: The present invention discloses a multi-link hinge device, wherein the multi-link hinge device includes a bottom lever installed on a main body of a member with a door and having a first bottom fastening hole and a second bottom fastening hole formed to be spaced apart from an end side; a top lever installed on the door of the main body and having a first top fastening hole and a second top fastening hole spaced apart from each other; a body lever having one end pivotally connected to the first bottom fastening hole and having a first body fastening hole formed at the other end and a second body fastening hole formed inside; a first link pivotally connected to the first top fastening hole and the first body fastening hole; a second link pivotally connected to the second top fastening hole and the second body fastening hole, and having a link central fastening hole formed inside; a third link pivotally connected to the link central fastening hole and the second bottom fastening hole; and a rocker arm that is p
    Type: Application
    Filed: February 18, 2019
    Publication date: August 5, 2021
    Applicant: EPTECH CO., LTD.
    Inventor: Chun Ho BYUN
  • Patent number: 10941600
    Abstract: A hinge device connecting a door rotatably to a washing machine main body, which enables the door to be closed smoothly and slowly, and to be opened easily.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: March 9, 2021
    Assignee: EPTECH CO., LTD.
    Inventor: Yong Kun Byun
  • Patent number: 10876335
    Abstract: An embodiment of the present invention provides a multi-link hinge device in which any one of a plurality of links connecting a plurality of levers to each other may serve as a link and at the same time serve as a cover, thereby preventing a finger or the like from being caught in a space between the plurality of levers in advance when the door is opened or closed.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: December 29, 2020
    Assignees: EPTECH CO., LTD.
    Inventor: Chun ho Byun
  • Publication number: 20200131830
    Abstract: An embodiment of the present invention provides a multi-link hinge device in which any one of a plurality of links connecting a plurality of levers to each other may serve as a link and at the same time serve as a cover, thereby preventing a finger or the like from being caught in a space between the plurality of levers in advance when the door is opened or closed.
    Type: Application
    Filed: October 18, 2019
    Publication date: April 30, 2020
    Applicants: EPTECH CO., LTD.
    Inventor: Chun ho BYUN
  • Publication number: 20200063327
    Abstract: A hinge device connecting a door rotatably to a washing machine main body, which enables the door to be closed smoothly and slowly, and to be opened easily.
    Type: Application
    Filed: October 24, 2017
    Publication date: February 27, 2020
    Applicant: EPTECH CO., LTD.
    Inventor: Yong Kun BYUN