Double groove center sill

Details Double groove center sill Double groove center sill

1983-11-18

1986-12-23

Reeves, Robert B.

Railway rolling stock

Car framing and structure

Underframes

105418, 280787, 52729, B61D 1700

Patent

active

046305467

ABSTRACT:
A railway car underframe includes a centersill having a central section and opposite end sections. The sill includes spaced vertical walls, and upper and lower walls which are slotted and in registry the length of the central section, and which form in cross section a spaced I-beam construction. The construction provides a sill having high torsional flexibility which is necessary to accommodate the railway car to track conditions tending to derail the car when single axle trucks with two wheels are utilized.

REFERENCES:
patent: 1078310 (1913-11-01), Rohlfing
patent: 2127683 (1938-08-01), Fenstermacher et al.
patent: 2788750 (1957-04-01), Priest

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