发明名称 Trailer hitch safety apparatus
摘要 A trailer hitch safety apparatus which prevents the trailer from becoming disconnected from the towing vehicle when the trailer becomes disconnected from the primary trailer hitch. The trailer hitch safety apparatus of the invention includes a stud holding member adapted for connection to the bumper of the towing vehicle beneath the bumper and beneath the ball hitch, an elongated stud rigidly connected to the stud holding member, the stud extending downwardly from the stud holding member, a tongue member adapted for connection to the stud and to the trailer tongue, the tongue member having an elongated slot therein for receipt of the stud, and a locking device for connection to the stud after the stud is received in the elongated slot of the trailer tongue, the locking device being connected to the end of the elongated stud to provide a space between the locking device and the stud holding member for the tongue member to move upward and downward on the stud between the locking device and the stud holding member.
申请公布号 US5947504(A) 申请公布日期 1999.09.07
申请号 US19970819781 申请日期 1997.03.18
申请人 MILAZZO, JAMES D. 发明人 MILAZZO, JAMES D.
分类号 B60D1/06;B60D1/14;B60D1/28;(IPC1-7):B60D1/28 主分类号 B60D1/06
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