发明名称 Adjustable trailer hitch
摘要 The present invention is a trailer hitch that fits in a standard 2'' receiver, which allows for the selection of three different sized balls or a tow hook in an almost instantaneous manner and consists of two main components. The first is a hitch insert that fits in the standard 2'' receiver hitch and is secured in the conventional manner with a hitch pin. The insert protrudes from the receiver in a generally "L"-shaped manner. The second component is a square hitch plate with a support extending from the bottom, which is secured in the lower portion of the hitch insert. The support is drilled at regular intervals to allow hitch plate to be adjusted in height to match the height of the trailer. A series of three various sized tow balls is located in each of three corners of the hitch plate, with a tow hook located in the fourth.
申请公布号 US7566067(B1) 申请公布日期 2009.07.28
申请号 US20060473672 申请日期 2006.06.23
申请人 ALEXANDER ROBERT C 发明人 ALEXANDER ROBERT C.
分类号 B60D1/07;B60D1/42 主分类号 B60D1/07
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