发明名称 Multi-tool boring head and process for boring
摘要 A boring head is disclosed in which a plurality of boring tools provide a plurality of simultaneous cuts to a workpiece. A tool holder supports the plurality of boring tools generally perpendicular to a bore axis, so as to increase the rate of a boring operation.
申请公布号 US2003053877(A1) 申请公布日期 2003.03.20
申请号 US20010957138 申请日期 2001.09.20
申请人 ROWLAND JAMES E.;STEPAN VLADIMIR 发明人 ROWLAND JAMES E.;STEPAN VLADIMIR
分类号 B23B29/02;(IPC1-7):B23D43/06 主分类号 B23B29/02
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