发明名称 |
Fluid machine |
摘要 |
A shaft hole 69 in a cast rotor main body 67 has a hollow space 75 and an opening 79 in a tooth trace 73 formed by using a core. A hollow screw rotor 35 is formed by fixing a rotor shaft 47 in this shaft hole 69. A straight portion 81 to be chucked at the time of machining is formed at the inner peripheral side of the opening 79. |
申请公布号 |
GB2304380(B) |
申请公布日期 |
1998.06.10 |
申请号 |
GB19960017135 |
申请日期 |
1996.08.15 |
申请人 |
* TOCHIGI FUJI SANGYO KABUSHIKI KAISHA |
发明人 |
MASAO * TATENO;KOJI * TOMITA |
分类号 |
F04C18/08;F04C18/16;(IPC1-7):F01C1/16 |
主分类号 |
F04C18/08 |
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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