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发明名称
工业大直径划圆器
摘要
本实用新型划圆器为工业提供了一直径不受限制的划圆工具,此工具由中心定位器与一可绕中心定位器转动的划线器组成。中心定位器包括一中心开有不通孔的磁性底座与一带轴的尺槽块;划线器包括两滚动轮与一笔槽,笔槽下端开有一与中心定位器尺槽对应的尺槽,使用时将划线石笔由笔槽上两螺母固定,并将一尺条(钢卷尺)分别放置上述两对应的尺槽内,拉直尺条后推动划线器绕中心定位器转动,所划圆或圆弧即可完成。
申请公布号
CN2362714Y
申请公布日期
2000.02.09
申请号
CN98250175.7
申请日期
1998.12.11
申请人
殷越男;赵子文
发明人
殷越男;赵子文
分类号
B43L9/04
主分类号
B43L9/04
代理机构
代理人
主权项
1、一种工业大直径划圆器,包括中心定位器和可绕其转动的划线器两部分,其特征在于:中心定位器包括一个中心开有一圆形不通孔的磁性底座,在磁性底座的上方活动安装一个带轴的尺槽;划线器由两个滚动轮和一个笔槽组成,笔槽安装在两个滚动轮连接轴的中间,划线用石笔通过笔槽上两螺母固定,此外在笔槽背后的下部还开有一与中心定位器尺槽对应的尺槽;中心定位器与划线器两者通过各自的尺槽由一带刻度的量具如钢卷尺连接。
地址
030012山西省太原市南内环街339号山西财经大学工商管理系
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