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发明名称
舍弃式钻头
摘要
本发明为一种舍弃式钻头之改良,主要系包含有一呈扁平状之本体,该本体之中心设一固定孔,该固定孔之两侧设有半圆缺槽之定位槽,该舍弃式钻头结构之两侧设为平直边,该平直边之末端设为倒角刃,该倒角刃之末端连接一沉头刃体,该沉头刃体底端设有沉头刃,该沉头刃系呈水平状之延伸,该舍弃式钻头结构之末端设为中心钻刃,该中心钻刃与沉头刃之连接处设一倒角刃连接,集中心钻、沉头刀及二倒角刀合而为一,搭配一般之钻头使得螺栓孔之加工程序得以简化,且加工速度更快之功效。
申请公布号
TW201536455
申请公布日期
2015.10.01
申请号
TW103109900
申请日期
2014.03.17
申请人
张新添 CHANG, HSIN TIEN
发明人
张新添 CHANG, HSIN TIEN
分类号
B23B51/00(2006.01);B23B51/08(2006.01)
主分类号
B23B51/00(2006.01)
代理机构
代理人
主权项
地址
台中市太平区永丰路85巷21号 TW
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