Railroad car having cold formed center sill

Details Railroad car having cold formed center sill Railroad car having cold formed center sill

B - Operations, Transporting

61

D

B61D 17/00 (2006.01) B21D 5/14 (2006.01) B61F 1/02 (2006.01)

Patent

CA 2266032

A center sill (6) for a railroad car (2) formed by cold rolling a flat sheet of steel into a rectangular configuration. One of the embodiments includes strengthening flanges (40) and another includes ribs (50). The center sill (6) may be formed of a single cold formed section or a pair of cold formed sections joined by single longitudinal weld seam (94).

La présente invention a pour objet un longeron central (6) pour wagon de chemin de fer (2) formé par laminage à froid d'une tôle plate d'acier de sorte qu'elle présente une configuration rectangulaire. Dans une forme d'exécution de la présente invention, on renforce les ailes (40), tandis que dans une autre forme d'exécution des nervures (50) sont prévues. Le longeron central (6) peut être composé d'une seule section formée à froid ou d'une paire de sections formées à froid reliées par un seul joint de soudure longitudinal (94).

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