B - Operations – Transporting – 61 – F
Patent
B - Operations, Transporting
61
F
B61F 1/08 (2006.01) B21D 7/00 (2006.01)
Patent
CA 2215070
A one or two piece stub center sill for a railroad freight car formed by cold rolling or brake pressing one or two sheets of steel into a generally rectangular configuration having outwardly extending bottom horizontal sections.
La présente invention a pour objet un longeron central à talon formé d'une seule ou de deux pièces pour wagon ferroviaire produit par laminage à froid ou par pliage à la presse d'une ou de deux tôles d'acier recevant une configuration essentiellement rectangulaire comportant des sections inférieures horizontales en prolongement vers l'extérieur.
Bianchi Tamo P.
Valgora G. Gerald
LandOfFree
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