发明名称 Hopper car door locking mechanism
摘要 The locking mechanism comprises a clevis arrangement on a hopper door which is engaged by a jaw positioned centrally on a hopper structure. A locking bar is provided which extends to the outer edge of the hopper structure and is connected to rotate with a locking plate which is manually actuated. A safety pawl is provided to prevent inadvertent rotation of the locking plate.
申请公布号 US4224878(A) 申请公布日期 1980.09.30
申请号 US19780916396 申请日期 1978.06.16
申请人 PULLMAN INCORPORATED 发明人 MARSDEN, DENNIS B.
分类号 B61D7/24;(IPC1-7):B61D7/02;B61D7/18 主分类号 B61D7/24
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