Railway dump car with closure sealing means

Claim 1

IN A BOTTOM DISCHARGING RAILWAY CAR, IN COMBINATION: (A) A BODY FORMED BY SPACED APART VERTICAL SIDE WALLS AND END WALLS; (B) A SIDE SILL EXTENDING ALONG THE LOWER PORTION OF EACH SIDE WALL; (C) A TRANSVERSE MEMBER EXTENDING ALONG THE LOWER PORTION OF EACH END WALL AND JOINING SAID SIDE SILLS TO PROVIDE THEREWITH A RIGID RECTANGULAR FRAME; (D) A PAIR OF DOORS EACH HINGED ALONG ONE SIDE TO ONE OF SAID SIDE SILLS AND IN CLOSED POSITION FORMING A GENERALLY FLAT BOTTOM FOR SAID BODY WITH THE OTHER SIDES OF SAID DOORS BEING DISPOSED IN JUXTAPOSITION INTERMEDIATE SAID SIDE WALLS; (E) MEANS CONNECTED TO SAID DOORS FOR SWINGING THEM SIMULTANEOUSLY TO AND FROM THEIR CLOSED POSITIONS; AND (F) AN ELONGATED DOOR SEALING PLATE CORRESPONDING IN LENGTH TO THE LONGITUDINAL DIMENSION OF SAID DOORS AND ADAPTED TO OVERLIE SAID JUXTAPOSED OTHER SIDES OF SAID DOORS IN THEIR CLOSED POSITIONS TO PREVENT THE ESCAPE OF LADING THEREBETWEEN, SAID SEALING PLATE BEING RIGID ABOUT AXES LONGITUDINAL THEREOF AND HAVING ONE LONGITUDINAL EDGE ATTACHED TO THE UPPER SURFACE OF ONE OF SAID DOORS IN A MANNER PERMITTING UPWARD PIVOTING MOVEMENT THEREOF ABOUT SAID ONE EDGE AND RELATIVE TO SAID ONE DOOR.