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发明名称
一种带圆规功能的自动铅笔
摘要
本实用新型公开了一种带圆规功能的自动铅笔,自动铅笔笔杆上设置有圆规槽和配件槽,配件槽内设置有画圆时使用的带针尖的辅助腿,圆规槽内设置有延伸辅助腿,此辅助腿旋转与笔杆保持90°时,定位凸点会弹出将延伸辅助腿和笔杆固定成直角,带针尖的辅助腿可根据半径大小安装固定在延伸辅助腿上的任意位置上。延伸辅助腿上以厘米为单位还设置有刻度值。本实用新型加装的配件结构简单合理,构思巧妙新颖,实用性强,易于大规模推广应用。
申请公布号
CN203832063U
申请公布日期
2014.09.17
申请号
CN201420029158.7
申请日期
2014.01.17
申请人
郭华
发明人
郭华
分类号
B43K29/00(2006.01)I
主分类号
B43K29/00(2006.01)I
代理机构
代理人
主权项
一种带圆规功能的自动铅笔,是由自动铅笔本体和内置配件构成,其特征在于:自动铅笔笔杆上设置有圆规槽和配件槽,配件槽内设置有画圆时使用的带针尖的辅助腿,圆规槽内设置有延伸辅助腿,此辅助腿旋转与笔杆保持90°时,定位凸点会弹出将延伸辅助腿和笔杆固定成直角,带针尖的辅助腿可根据半径大小安装固定在延伸辅助腿上的任意位置上。
地址
262501 山东省潍坊市青州市弥河镇镇前路3号
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