发明名称 Freight car door post
摘要 A door post for a grain door of a freight car. The post comprises hollow two-piece metal sections forming the door edge. The sections are contoured to hold a nailing strip made either of wood or metal slotted construction. The nailing strip serves as a backing for the post and custions blows against the metal sections of the post longitudinally of the car by cargo being passed through the doorway.
申请公布号 US4180000(A) 申请公布日期 1979.12.25
申请号 US19770804213 申请日期 1977.06.07
申请人 PULLMAN INC 发明人 SNYDER, RICHARD C
分类号 B61D19/00;(IPC1-7):B61D19/00 主分类号 B61D19/00
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