发明名称 Trailer coupler safety cable device
摘要 A safety cable trailer coupler having a steel cable loop for encircling the shank of a ball hitch. The cable is fed through a slidable sleeve and the ends of the cable are pressed into a ferrule, and the ferrule may be bolted to a trailer tongue immediately behind the trailer coupler.
申请公布号 US5072964(A) 申请公布日期 1991.12.17
申请号 US19910647151 申请日期 1991.01.29
申请人 SCHULE, EARL A. 发明人 SCHULE, EARL A.
分类号 B60D1/28;B60D1/38;B60D1/58 主分类号 B60D1/28
代理机构 代理人
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