发明名称 |
REAMER AND METHOD FOR WORKING HOLE |
摘要 |
<p>A reamer is provided with a solid cylindrical section having a solid cylindrical shape and rotating in a preset direction about the axis thereof; blades provided on the outer peripheral surface of the solid cylindrical section and twisted and extended in the direction in which the blades are formed for up-cutting; a cutting fluid flow path which is provided in the solid cylindrical section and into which a cutting fluid is introduced; and a discharge opening group formed in the outer peripheral surface of the solid cylindrical section and connected to the cutting fluid flow path. The cutting fluid flow path extends in such a manner that the cutting fluid is discharged to the rear end side from the discharge opening group.</p> |
申请公布号 |
EP2639000(A1) |
申请公布日期 |
2013.09.18 |
申请号 |
EP20110839642 |
申请日期 |
2011.11.08 |
申请人 |
MITSUBISHI HEAVY INDUSTRIES, LTD. |
发明人 |
HIRAKI JUNYA |
分类号 |
B23D77/00 |
主分类号 |
B23D77/00 |
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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