| 发明名称 |
Pump |
| 摘要 |
A pump includes an electric motor that is mounted in a motor compartment, a rotor that is mounted in a pump chamber and coaxial to a driven shaft of the motor and driven by the motor, a pump inlet nozzle, and a pump discharge nozzle, wherein the pump is enclosed by a housing and wherein the motor compartment is connected to a surrounding atmosphere by a ventilation channel. The ventilation channel is arranged parallel to the shaft of the motor in the housing and is guided from a lower end of the housing in the region of the pump inlet nozzle up to a passage opening that is formed directly underneath a motor bearing bracket. |
| 申请公布号 |
US2014212313(A1) |
申请公布日期 |
2014.07.31 |
| 申请号 |
US201414162864 |
申请日期 |
2014.01.24 |
| 申请人 |
Hella KGaA Hueck & Co. |
发明人 |
Jäger Uwe;Reichling Jens;Thonemann Norbert |
| 分类号 |
F04D29/40 |
主分类号 |
F04D29/40 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A pump comprising:
an electric motor that is mounted in a motor compartment, a rotor that is mounted in a pump chamber coaxial to a shaft of the motor and can be driven by the motor, a pump inlet nozzle, a pump discharge nozzle, wherein the pump is enclosed by a housing and wherein the motor compartment is connected to a surrounding atmosphere by a ventilation channel, and wherein the ventilation channel is arranged parallel to the shaft of the motor in the housing and is guided from a lower end of the housing in the region of the pump inlet nozzle up to a passage opening that is formed directly underneath a motor bearing bracket. |
| 地址 |
Lippstadt DE |
