防松动螺丝垫,申请号CN200710127716.8-传众专利搜索

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发明名称	防松动螺丝垫
摘要	一种简单有效的防止螺丝松动垫圈，它利用垫圈上的磁力锁住螺母，防止螺母意外松动。
申请公布号	CN101328929A	申请公布日期	2008.12.24
申请号	CN200710127716.8	申请日期	2007.06.19
申请人	张球斌	发明人	张球斌
分类号	F16B43/00(2006.01)	主分类号	F16B43/00(2006.01)
代理机构		代理人
主权项	一种可以防止螺丝意外松动的垫圈，它利用自身特殊的构造及磁力达到锁紧螺丝的目的。1、根据以上所述的垫圈，它有一条细槽，内嵌一条V型钢片，钢片的锋口略高出垫圈的水平面；
地址	322000浙江省义乌市稠江街道高庚村

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