发明名称 |
An improved rotary roller reamer |
摘要 |
The disclosure relates to a roller assembly for a rotary roller reamer. The roller assembly includes a roller pin (22) and a crushing roller (24). The crushing roller (24) is arranged to be mounted on the roller pin (22) and to rotate thereabout. The roller assembly is connected together so as to form a single cartridge which can be inserted into a pocket (18) of the rotary roller reamer and secured thereto using a single fastener device.
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申请公布号 |
NZ539564(A) |
申请公布日期 |
2008.11.28 |
申请号 |
NZ20030539564 |
申请日期 |
2003.11.07 |
申请人 |
EXTREME MACHINING AUSTRALIA PTY LTD |
发明人 |
KENNEDY, JOHN FRANCIS;KENNEDY, MATHEW, JOHN;SLATTERY, MICHAEL DESMOND |
分类号 |
E21B10/24;E21B10/30;(IPC1-7):E21B10/30;E21B10/26 |
主分类号 |
E21B10/24 |
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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