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发明名称
一种膨胀螺钉
摘要
本实用新型公开了一种膨胀螺钉,包括膨胀管、拉杆和螺母,其特征在于:所述拉杆设有贯穿其中心的通孔。该膨胀螺钉减轻了重量,节省了材料,可以降低制造成本和运输成本。
申请公布号
CN201297313Y
申请公布日期
2009.08.26
申请号
CN200820168787.2
申请日期
2008.11.25
申请人
吴清扬
发明人
吴清扬
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
1. 一种膨胀螺钉,包括膨胀管(3)、拉杆(2)和螺母(4),其特征在于:所述拉杆(2)设有贯穿其中心的通孔(1)。
地址
325200浙江省瑞安市十八家开发路145号
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