Railway tank hopper car

Details Railway tank hopper car Railway tank hopper car

1975-03-24

1977-08-30

Spar, Robert J.

Railway rolling stock

Special car bodies

Dumping

105358, 105360, 105406R, 222195, B61D 500, B61D 506, B61D 508, B61D 700

Patent

active

040446905

ABSTRACT:
A railroad tank car for use in handling dry bulk commodities. The car body structure includes a pair of V shaped hopper sections sloping downwardly from each end of the car. The hopper sections having side walls which increase in length as they extend towards the center of the car. A pair of asymmetric truncated cone sections are secured adjacent to the corresponding upper edges of the hopper sections. End sections are secured adjacent the outer edges of the hopper section and the cone section. First stiffener members are secured to the outer surfaces of the hopper section. Longitudinally extending second stiffener members are secured to the first stiffener members adjacent the intersection between the hopper sections and the cone sections. Tie members extend transversely across the hopper sections. A plurality of longitudinally extending aeration conveyor trays are supported from the hopper sections defining a plenum area therebelow. Air supply means are provided to direct pressurized air into the plenum area.

REFERENCES:
patent: 1630001 (1927-05-01), Gardner
patent: 2011076 (1935-08-01), Prescott
patent: 2915338 (1959-12-01), Loomis
patent: 2946296 (1960-07-01), Jones
patent: 3469888 (1969-09-01), Aller et al.
patent: 3479724 (1969-11-01), Kruizenga et al.
patent: 3631815 (1972-01-01), Heap
patent: 3713399 (1973-01-01), Bembridge et al.
patent: 3883148 (1975-05-01), Miller

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