发明名称 Trackside cam centering arrangement
摘要 A trackside door closing arrangement for closing the swinging doors of a railway hopper car. This arrangement is self centering and shifts to counteract the cars lateral sway as it passes through the mechanism or shifts to accommodate cars that have parallelogramed during service.
申请公布号 US4335988(A) 申请公布日期 1982.06.22
申请号 US19800163239 申请日期 1980.06.26
申请人 PULLMAN INCORPORATED 发明人 MARSDEN, DENNIS
分类号 B61D7/30 主分类号 B61D7/30
代理机构 代理人
主权项
地址