Patents by Inventor Mal-sik Park

Mal-sik Park 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).

  • Apparatus for driving a seat test machine
    Patent number: 5913233
    Abstract: An apparatus for driving a seat testing machine that accurately tests the durability of the seat element, which includes a twisting assembly for providing both rubbing and impact engagements with the seat element, one common power source to activate a first mechanism to reciprocate the seat element along a first axis, and activate a second mechanism to reciprocate the twisting assembly about a rotary axis; and vertical loading and lifting mechanisms to repeatedly engage and disengage the twisting assembly from the seat element under a gravitational loading while simulating the varying weight of the occupant.
    Type: Grant
    Filed: March 20, 1998
    Date of Patent: June 15, 1999
    Assignee: SamSung Motors, Inc.
    Inventors: Mal-sik Park, Yongho Choi, Yong-nam Ham