Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Stephen R. Early0
Date of Patent
July 13, 2010
0Patent Application Number
119069260
Date Filed
October 4, 2007
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A hopper car having an increased volume. The car has side walls, end walls, a bottom, and first and second sloping surfaces. The bottom lies at least partially in a horizontal plane and includes a plurality of spaced apart openings. The side walls, end walls, and horizontal plane define a volume X. The first and second sloping surfaces are located between adjacent openings and joined to the bottom adjacent the openings. The sloping surfaces extend upwardly from the bottom to present an inverted V enclosing a volume Y. The volume Y is no more than approximately 1 to 5% of the volume X.
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