Patents by Inventor BUM-SIC KIM

BUM-SIC KIM 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: 10471606
    Abstract: A transfer unit of a test handler includes a base frame, a floating assembly, and an arm part. The base frame includes an inserted portion having a penetration hole. The inserted portion including an upper inserted portion disposed near an upper surface of the inserted portion, a lower portion disposed near a lower portion of the inserted portion and a middle inserted portion disposed between the upper inserted portion and the lower inserted portion. The floating assembly is inserted in the penetration hole of the base frame. The floating assembly includes a floating part, an elastic element, and a coupling element. The floating assembly moves back and forth, to left and right sides, and up and down, or flows within a predetermined angle range in the penetration hole.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: November 12, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-An Lee, Bum-Sic Kim, Young-Gil Lee, Chea-Geun Lim
  • Publication number: 20170131695
    Abstract: A transfer unit of a test handler includes a base frame, a floating assembly, and an arm part. The base frame includes an inserted portion having a penetration hole. The inserted portion including an upper inserted portion disposed near an upper surface of the inserted portion, a lower portion disposed near a lower portion of the inserted portion and a middle inserted portion disposed between the upper inserted portion and the lower inserted portion. The floating assembly is inserted in the penetration hole of the base frame. The floating assembly includes a floating part, an elastic element, and a coupling element. The floating assembly moves back and forth, to left and right sides, and up and down, or flows within a predetermined angle range in the penetration hole.
    Type: Application
    Filed: January 19, 2017
    Publication date: May 11, 2017
    Inventors: JONG-AN LEE, BUM-SIC KIM, YOUNG-GIL LEE, CHEA-GEUN LIM
  • Patent number: 9573235
    Abstract: A transfer unit of a test handler includes a base frame, a floating assembly, and an arm part. The base frame includes an inserted portion having a penetration hole. The inserted portion including an upper inserted portion disposed near an upper surface of the inserted portion, a lower portion disposed near a lower portion of the inserted portion and a middle inserted portion disposed between the upper inserted portion and the lower inserted portion. The floating assembly is inserted in the penetration hole of the base frame. The floating assembly includes a floating part, an elastic element, and a coupling element. The floating assembly moves back and forth, to left and right sides, and up and down, or flows within a predetermined angle range in the penetration hole.
    Type: Grant
    Filed: May 15, 2013
    Date of Patent: February 21, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-An Lee, Bum-Sic Kim, Young-Gil Lee, Chea-Geun Lim
  • Patent number: 9511497
    Abstract: A pitch control unit includes a base plate having an opening therethrough, a linear driver attached to the base plate in the opening, the linear driver including a plurality of rods linearly movable in a first direction, the rods being spaced apart from each other in a second direction, a stopper box attached to the base plate and including a plurality of stopper bodies, the plurality of stopper bodies individually face the plurality of rods of the linear driver to stop respective moveable rods at different moving distances from each other, and a picker holder attached to the linear driver, the plurality of rods of the linear driver being individually attached to pickers arranged in the first direction to pick the objects, and a picker pitch of the pickers being controlled by the moving distances of the plurality of rods.
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: December 6, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Bum-Sic Kim
  • Publication number: 20150375400
    Abstract: A pitch control unit includes a base plate having an opening therethrough, a linear driver attached to the base plate in the opening, the linear driver including a plurality of rods linearly movable in a first direction, the rods being spaced apart from each other in a second direction, a stopper box attached to the base plate and including a plurality of stopper bodies, the plurality of stopper bodies individually face the plurality of rods of the linear driver to stop respective moveable rods at different moving distances from each other, and a picker holder attached to the linear driver, the plurality of rods of the linear driver being individually attached to pickers arranged in the first direction to pick the objects, and a picker pitch of the pickers being controlled by the moving distances of the plurality of rods.
    Type: Application
    Filed: June 25, 2015
    Publication date: December 31, 2015
    Inventor: Bum-Sic KIM
  • Publication number: 20140030047
    Abstract: A transfer unit of a test handler includes a base frame, a floating assembly, and an arm part. The base frame includes an inserted portion having a penetration hole. The inserted portion including an upper inserted portion disposed near an upper surface of the inserted portion, a lower portion disposed near a lower portion of the inserted portion and a middle inserted portion disposed between the upper inserted portion and the lower inserted portion. The floating assembly is inserted in the penetration hole of the base frame. The floating assembly includes a floating part, an elastic element, and a coupling element. The floating assembly moves back and forth, to left and right sides, and up and down, or flows within a predetermined angle range in the penetration hole.
    Type: Application
    Filed: May 15, 2013
    Publication date: January 30, 2014
    Inventors: JONG-AN LEE, BUM-SIC KIM, YOUNG-GIL LEE, CHEA-GEUN LIM