| 发明名称 |
IMPELLER |
| 摘要 |
An impeller (1), comprising a disk-like main plate (10), blades (20) connected to the main plate, and a side plate (30) having a suction port, wherein a boss hole (12) for mounting a boss engaged with a pump shaft is formed at the center part of the main plate, and a step part (14) is formed, by drawing, around the boss hole formed in the main plate. |
| 申请公布号 |
WO03062646(A1) |
申请公布日期 |
2003.07.31 |
| 申请号 |
WO2003JP00463 |
申请日期 |
2003.01.21 |
| 申请人 |
EBARA CORPORATION;KAJIWARA, KENICHI;KUROIWA, SOU;MORI, KIKUICHI;KUNIMASA, KOICHI |
发明人 |
KAJIWARA, KENICHI;KUROIWA, SOU;MORI, KIKUICHI;KUNIMASA, KOICHI |
| 分类号 |
F04D29/22;F04D1/06;F04D29/20;F04D29/24;F04D29/28;F04D29/62 |
主分类号 |
F04D29/22 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
