| 发明名称 |
CUTTING BLADED DISCS ESPECIALLY FOR PUMPS |
| 摘要 |
Slots are sawn into the edges of discs for pumps with a cup saw so as to produce blades having a curved cross-section. The blades may taper inwardly or outwardly or have no taper. |
| 申请公布号 |
GB2171942(A) |
申请公布日期 |
1986.09.10 |
| 申请号 |
GB19860002912 |
申请日期 |
1986.02.06 |
| 申请人 |
ARTHUR * PFEIFFER VAKUUMTECHNIK WETZLAR GMBH |
发明人 |
HEINRICH * LOTZ |
| 分类号 |
B23D57/00;B23D45/00;B23F17/00;B23P15/00;B23P15/02;F04D19/04 |
主分类号 |
B23D57/00 |
| 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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