Patents by Inventor Kang-Mi LEE

Kang-Mi LEE 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).

  • Electric rail car door structure
    Patent number: 9688290
    Abstract: A door structure of an electric rail car is provided to block outside noise and vibration. The door structure of the electric rail car includes a door frame, a guide rail and a sealing device. The door frame has an opening thereinside. The guide rail guides an opening and a closing of the door frame. The sealing device is inserted into the opening, descends to make contact with the guide rail when the door frame is closed, and ascends to be spaced apart from the guide rail when the door frame is open.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: June 27, 2017
    Assignee: KOREA RAILROAD RESEARCH INSTITUTE
    Inventors: Moo Sun Kim, Jai-Sung Hong, Jae-Ho Lee, Kang-Mi Lee, Dong-Uk Jang, Jung-Tai Kim, Taesik Kim
  • ELECTRIC RAIL CAR DOOR STRUCTURE
    Publication number: 20160075348
    Abstract: A door structure of an electric rail car is provided to block outside noise and vibration. The door structure of the electric rail car includes a door frame, a guide rail and a sealing device. The door frame has an opening thereinside. The guide rail guides an opening and a closing of the door frame. The sealing device is inserted into the opening, descends to make contact with the guide rail when the door frame is closed, and ascends to be spaced apart from the guide rail when the door frame is open.
    Type: Application
    Filed: April 29, 2014
    Publication date: March 17, 2016
    Applicant: KOREA RAILROAD RESEARCH INSTITUTE
    Inventors: Moo Sun KIM, Jai-Sung HONG, Jae-Ho LEE, Kang-Mi LEE, Dong-Uk JANG, Jung-Tai KIM, Taesik KIM