B - Operations – Transporting – 61 – F
Patent
B - Operations, Transporting
61
F
B61F 5/52 (2006.01) B61F 5/00 (2006.01) B61F 5/06 (2006.01)
Patent
CA 2470745
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. 7Che 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.
Un longeron amélioré comporte une ouverture de traverse conçue pour accepter diverses conceptions d'ensemble de bloc-ressorts et de sabot de friction. L'ouverture de la traverse est délimitée par une section inférieure, un élément de compression dans la partie supérieure et des éléments de colonne opposés, et a deux plaques d'usure, chacune étant fixée à l'élément de colonne opposé. La section inférieure de l'ouverture de la traverse délimite un siège de ressort. Les dimensions de l'ouverture s'adaptent à une variété de systèmes de suspension de wagons de marchandises, y compris le bloc-ressorts, la traverse et le sabot de friction connexes qui sont utilisés.
Berg Thomas R.
Reese Nathan J.
Ruback Jeffrey M.
Amsted Rail Company Inc.
Asf-Keystone Inc.
Gowling Lafleur Henderson Llp
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