发明名称 Trailer hitch system
摘要 A trailer hitch system for improving the speed and safety of attaching the trailer to a tow vehicle. The hitch may include a shank that may be attached to the trailer through a ball hitch. A receiver may be provided on the tow vehicle such that attachment of the trailer to the tow vehicle may be accomplished by introducing the shank into the receiver when the tow vehicle is backed to the trailer. A funnel shaped guide member may be provided to facilitate aligning the shank with the receiver. Also, friction reducing rollers may be used with the shank or the receiver. Moreover, a height adjustment and visual guidance system may be included to facilitate connecting the trailer to the tow vehicle. The shank includes a stop in a fixed position for limiting the depth the shank extends within the receiver.
申请公布号 US8490999(B2) 申请公布日期 2013.07.23
申请号 US20070827379 申请日期 2007.07.10
申请人 SCOTT GARY M.;PROGRESS MFG. INC 发明人 SCOTT GARY M.
分类号 B60D1/06 主分类号 B60D1/06
代理机构 代理人
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