Patent ID: 6263802
Filing Date: 2001-07-24
Classification: B60P,B65D,B65G

Abstract:
An outlet gate for a railroad hopper car, comprising:first and second slope sheets having spaced lower edges defining a discharge opening;first and second end walls connected to the slope sheets;a discharge tube attached to the slope sheets near the lower edges for receiving lading from the discharge opening;a valve member disposed in the discharge tube and having end portions mounted for rotation in the end walls between a closed position in which the valve member blocks the discharge opening and an open position in which flow is permitted through at least a portion of the discharge opening, the valve member comprising an arcuate segment bounded by edge faces;at least one stop connected to one of the end wall or valve member; andat least one abutment connected to the other of the end wall or valve member, the stop and abutment being engagable with one another to limit rotation of the valve member, the angle of the edge faces and the stop and abutment being arranged such that all edge faces are slanted down from outside to inside diameter, vertical or faced down at all open position of the valve member to allow the edge faces to be self emptying.