| 发明名称 |
VANE ROTARY PNEUMATIC PUMP |
| 摘要 |
At least one of a cylinder (6), a rotor (8), a front plate (14), and a rear plate (16), all of which form compression chambers (18), is made of a metal, and a surface treatment is conducted on a portion of such at least one of those members.
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| 申请公布号 |
EP1640611(A1) |
申请公布日期 |
2006.03.29 |
| 申请号 |
EP20040736264 |
申请日期 |
2004.06.07 |
| 申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
NAKAMOTO, TATSUYA;SAWAI, KIYOSHI;SAKUDA, ATSUSHI |
| 分类号 |
F04C18/344;F01C21/08;(IPC1-7):F04C18/00 |
主分类号 |
F04C18/344 |
| 代理机构 |
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代理人 |
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