发明名称 Trailer hitch security device
摘要 A device comprising means for securing trailer hitches is disclosed. The device is disclosed in an exemplary embodiment comprising: (1) a protective cup that attaches to a (2) top member, by (3) an internal hinge, so that when the cup and the top member are closed, and locked by (4) a locking means, the device encloses the locking nut of the trailer hitch so that the locking nut cannot be loosened or removed.
申请公布号 US2004232654(A1) 申请公布日期 2004.11.25
申请号 US20040775052 申请日期 2004.02.07
申请人 STONE CLYDE M. 发明人 STONE CLYDE M.
分类号 B60D1/06;B60D1/60;(IPC1-7):B60D1/00 主分类号 B60D1/06
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