首页> 外国专利> Rear-mounted tow hitch for connecting a towing vehicle electrical system to an electrical system of a towed vehicle trailer, or the like

Rear-mounted tow hitch for connecting a towing vehicle electrical system to an electrical system of a towed vehicle trailer, or the like

机译:后装式牵引挂钩,用于将牵引车电气系统连接到牵引车拖车等的电气系统

摘要

A rear mounted tow hitch has a body--to be mounted to the towing vehicle--with a support drum that has a circular recess in an upper surface of the support drum; the recess has a plurality of upwardly facing electrical contacts therein. A drum cover member covers the circular recess. The drum cover member has an upward extension having a universal ball extending from an upper surface of the drum cover member. The drum cover member has a plurality of downwardly facing electrical contacts for contacting the upwardly facing electrical contacts. The drum cover member has a downward extension which extends into a socket extending below an upper surface of the support drum. A lock releasably engages the downward extension of the drum cover member. The lock preferably includes a locking element slidably mounted within the support drum which engages the downward extension. The tow hitch further includes a towed vehicle mounting member having a socket for receiving the universal ball. The towed vehicle mounting member includes a lock which fixes the universal ball thereto such that said ball and said towed vehicle mounting member are maintained at a mutual angular orientation.
机译:后部安装的牵引挂钩具有一个要安装到牵引车上的主体,该主体具有一个支撑鼓,该支撑鼓在支撑鼓的上表面具有一个圆形凹口。凹槽在其中具有多个朝上的电触点。鼓盖构件覆盖圆形凹槽。鼓罩构件具有向上延伸部,该向上延伸部具有从鼓罩构件的上表面延伸的通用球。鼓盖构件具有多个向下的电触点,用于接触向上的电触点。鼓盖构件具有向下延伸,该向下延伸延伸到在支撑鼓的上表面下方延伸的插座中。锁可释放地接合鼓盖构件的向下延伸。锁优选地包括可滑动地安装在支撑鼓内的锁定元件,该锁定元件与向下的延伸部接合。拖挂装置还包括拖曳的车辆安装构件,其具有用于容纳通用球的承窝。牵引车安装构件包括将万向球固定到其上的锁,使得所述球和所述牵引车安装构件被保持在相互成角度的取向。

著录项

  • 公开/公告号US5909891A

    专利类型

  • 公开/公告日1999-06-08

    原文格式PDF

  • 申请/专利权人 TOW-GO USA L.L.C.;

    申请/专利号US19970816689

  • 发明设计人 ALAN CHARLES SWART;ALEN PAUL BUTLER;

    申请日1997-03-13

  • 分类号B60D1/62;

  • 国家 US

  • 入库时间 2022-08-22 02:08:05

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