Patents by Inventor Taek Rim Oh

Taek Rim Oh 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).

  • Coupler for linking a coach with another coach in a minature train
    Patent number: 6189713
    Abstract: A coupler for linking a first coach to a second coach in a miniature train has a fixed member adapted to be affixed to an underframe of the coach and having an action groove and a coupler head part having a hook at a fore end thereof, the hook being adapted to join the first coach to the second coach. The coupler head has a coupler arm that is received in the action groove and that has a slot in the portion received in the action groove. A center pin on the fixed member is received in the slot in the coupler arm such that the coupler arm is pivotable about the center pin. A compression spring received in the slot of the coupler arm and having one end fixed to a first spring fixing pin on the center pin and the other end fixed to a second fixing pin on a rear end of the slot biases the coupler head part in the direction of the rear end of the slot.
    Type: Grant
    Filed: January 13, 1999
    Date of Patent: February 20, 2001
    Inventor: Taek Rim Oh