Multi-purpose universal sideframe for railway trucks

Details Multi-purpose universal sideframe for railway trucks Multi-purpose universal sideframe for railway trucks

2006-03-28

2006-03-28

Morano, S. Joseph (Department: 3617)

Railway rolling stock

Trucks

Bogie

Reexamination Certificate

active

07017498

ABSTRACT:
An improved sideframe has a bolster opening configured to accept a variety of spring group and friction shoe assembly designs. The bolster opening is defined by a bottom section, a top compression member, and two opposing column members and has two column wear plates each secured to the opposing column members. The bottom section of the bolster opening defines a spring seat. The dimensions of the bolster opening of the sideframe allow for a variety of freight car truck suspension systems including the spring group, bolster and friction shoe used therewith.

REFERENCES:
patent: 6089166 (2000-07-01), Callahan et al.
patent: 6354226 (2002-03-01), Stecker
patent: 6371033 (2002-04-01), Smith et al.
patent: 6425334 (2002-07-01), Wronkiewicz et al.

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