发明名称 |
Metal bonded drilling and/or chamfering tool |
摘要 |
A metal bonded drilling tool which is improved in grinding performance with a long life and can drill a hole in a dry condition without the need for water. The metal bonded drilling tool includes a cylindrical body having an open front end portion, a shank integral with the cylindrical body and having a threaded hole for use in mounting the tool to a rotary tool, and numerous abrasive grains bonded to a front edge of the cylindrical body and to inner and outer cylindrical surfaces of the front end portion of the cylindrical body by a bond member formed primarily of copper alloy.
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申请公布号 |
US6620522(B2) |
申请公布日期 |
2003.09.16 |
申请号 |
US20010962450 |
申请日期 |
2001.09.26 |
申请人 |
TENRYU SEIKYO KABUSHIKI KAISHA |
发明人 |
KUSACHI YOSHIKAZU;NAKAGAWA AKIHIKO |
分类号 |
B24D7/18;B22F7/06;B23K35/28;B23K35/32;B24D3/00;B24D3/06;B24D5/02;B24D7/00;(IPC1-7):B24B9/00;B23B51/00 |
主分类号 |
B24D7/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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