Patents Assigned to Prime Composites, Inc.
  • Rail car plug door
    Patent number: 5467558
    Abstract: A plug door including a door panel, an elongated crank rod supported by said door panel for pivotable movement relative thereto about a pivot axis, a door locking mechanism mounted on the door panel for pivoting said crank rod about the pivot axis, and the door panel having a channel substantially enclosing the crank rod.
    Type: Grant
    Filed: January 11, 1994
    Date of Patent: November 21, 1995
    Assignee: Prime Composites, Inc.
    Inventors: Jeffrey F. Kober, Victor A. Nelson