发明名称 Winch driven ball joint hitch guidance system
摘要 A winch driven cable guidance system for coupling trailers to tow vehicles. The system comprises of trailer having a trailer hitch coupler, a tow vehicle having a coupling ball joint, and a cable whereby one end of the cable is connected by means of a cable pulley guidance system and secured to a cable drum of a winch. The winch powers the cable drum to reel in the cable and the attached trailer to assist in connecting the trailer to the towing vehicle, thus effecting a universal joint between the trailer and towing vehicle.
申请公布号 US5938227(A) 申请公布日期 1999.08.17
申请号 US19970893213 申请日期 1997.07.15
申请人 HILLS, WARREN E. 发明人 HILLS, WARREN E.
分类号 B60D1/06;B60D1/38;(IPC1-7):B60D1/06 主分类号 B60D1/06
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