发明名称 Stably fastened safety plug
摘要 A safety plug includes a pair of prongs each prong having a hook portion formed on an end portion of the prong to be locked or engaged with a fastening loop portion formed in a receptacle when plugged in the receptacle to prevent from unexpected withdrawal of the safety plug from the receptacle for enhancing electrical safety and for maintaining a normal power supply to an electric equipment.
申请公布号 US7179110(B1) 申请公布日期 2007.02.20
申请号 US20060447757 申请日期 2006.06.07
申请人 HUANG CHIA-HUNG 发明人 HUANG CHIA-HUNG
分类号 H01R4/50;H01R13/625 主分类号 H01R4/50
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