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发明名称
一种活扳手
摘要
本实用新型提供了一种改进的活扳手,通过增加锁紧蜗杆的结构使扳口保持很好的刚性,使用时不产生扳口松动,操作省心方便,克服了现有活扳手使用时扳口松动扩大,容易损坏螺栓和反复调对扳口的缺点。
申请公布号
CN2492343Y
申请公布日期
2002.05.22
申请号
CN01227912.9
申请日期
2001.06.14
申请人
董学飞
发明人
董学飞
分类号
B25B13/20
主分类号
B25B13/20
代理机构
代理人
主权项
1.一种由扳体(1),蜗杆(2),扳口(3),锁紧块(4),轴销(5)组成的活扳手,其特征在于轴销(5)上设有锁紧块(4)。
地址
050043河北省石家庄市北环2路铁道学院宿舍37栋1单元102室
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