| 发明名称 |
WATER CIRCULATING PUMP, MANUFACTURING METHOD THEREOF, AND HEAT PUMP APPARATUS |
| 摘要 |
A highly efficient, long-life water circulating pump with reduced whirling of a rotor part of the pump is provided. At least one of a gap between an end portion of a shaft 17 and an upper casing axial hole 24a and a gap between an end portion of the shaft 17 and a lower casing axial hole 15a is filled with a filler for filling the gap.
|
| 申请公布号 |
US2011083828(A1) |
申请公布日期 |
2011.04.14 |
| 申请号 |
US20100899762 |
申请日期 |
2010.10.07 |
| 申请人 |
MITSUBISHI ELECTRIC CORPORATION |
发明人 |
MATSUNAGA NORIAKI;ASOU HIROKI;YAMAMOTO MINEO;KAWAKUBO MAMORU |
| 分类号 |
F28D15/00;B23P15/00;F04B35/04 |
主分类号 |
F28D15/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
