发明名称 Ball and ring hitch lock
摘要 A ball and ring hitch lock to reversibly obstruct a ball socket or ring of a trailer hitch in order to prevent the theft of an unhitched trailer. The ball and ring hitch lock comprises an upper plate and a base plate attached by means of a secure rachet type system. A male hitch anchor is attached to the base plate. The male hitch anchor is sized to fit into a ball or a ring type hitch.
申请公布号 US6698256(B2) 申请公布日期 2004.03.02
申请号 US20030384647 申请日期 2003.03.11
申请人 WITCHEY BRYAN 发明人 WITCHEY BRYAN
分类号 B60D1/02;B60D1/60;(IPC1-7):B60R25/00;E05B73/00 主分类号 B60D1/02
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