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发明名称
一种新型膨胀螺栓
摘要
本实用新型公开了一种新型膨胀螺栓,具有燕尾块和胀块,所述燕尾块中间设置螺栓孔眼。所述胀块上端和下端周圈设置防散弹簧槽,所述防散弹簧紧固于一体的结构,因而使得本实用新型新型膨胀螺栓变得十分方便、可靠、容易,只要把膨胀螺栓放入孔洞,拧紧螺栓杆即可紧固,拧紧后的螺栓杆永远不会向外拉伸,从而不会给安装施工带来阻碍。
申请公布号
CN201448325U
申请公布日期
2010.05.05
申请号
CN200920021963.4
申请日期
2009.05.07
申请人
马学义
发明人
马学义;王芹;李圣明
分类号
F16B13/06(2006.01)I
主分类号
F16B13/06(2006.01)I
代理机构
代理人
主权项
一种新型膨胀螺栓,具有燕尾块(1)和胀块(2),其特征是:所述燕尾块(1)中间设置螺栓杆孔眼(6)。
地址
271500 山东省东平县县城佛山街西首赵桥
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