发明名称 Retractable tether for animals
摘要 A retractable animal tether, comprising a hand-held support; a spool rotatably mounted on the support; and a flexible cord wound on the spool, said flexible cord having an end which is connected to the spool and a second end which may be connected with the animal. The application of a first force F1 to a free end of the flexible cord causes a portion of the flexible cord to unwind from the spool. The tether also includes a means for preventing the remainder of the flexible cord from unwinding from the spool unless a second force F2 is applied to the free end of the flexible cord, said force F2 being greater than said force F1.
申请公布号 US6845736(B1) 申请公布日期 2005.01.25
申请号 US20020209864 申请日期 2002.08.02
申请人 发明人
分类号 A01K27/00;B65H75/44;B65H75/48;(IPC1-7):A01K27/00;B65H75/34 主分类号 A01K27/00
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