Patents by Inventor Kwan Bo Sim

Kwan Bo Sim 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).

  • Tape tension control apparatus for video cassette tape recorder
    Patent number: 5775616
    Abstract: An improved tape tension control apparatus for a VCR capable of preventing tape from getting out of a tension post due to the rapid movement of a tension arm by providing a tension arm movement delay member at the time of loading/unloading the tape, which includes a tension arm movement delay member disposed at a predetermined portion of the tension arm for preventing a rapid movement of the tension arm at the time of loading/unloading the tape.
    Type: Grant
    Filed: January 19, 1996
    Date of Patent: July 7, 1998
    Assignee: LG Electronics Inc.
    Inventors: Kwan Bo Sim, Mun Chae Joung