发明名称 Towing device
摘要 A vehicular towing device comprised of an elevation arm having a socket on one end and pivotably mounted to a mounting bracket on an opposed end interposed there between an hydraulic cylinder along with associated support cylinders so that the socket on the end of the elevation arm may rotationally receive therein the ball installed on a towed vehicle, the hydraulic cylinder co-acting with the elevation arm to elevate the front end of the towed vehicle off the ground surface so that the towed vehicle may be towed with only the rear wheels in contact with the ground surface.
申请公布号 US4563018(A) 申请公布日期 1986.01.07
申请号 US19830539990 申请日期 1983.10.07
申请人 STAGE, EDWARD C.;RISTER, GERALD E. 发明人 STAGE, EDWARD C.;RISTER, GERALD E.
分类号 B60P3/06;(IPC1-7):B60P3/06 主分类号 B60P3/06
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