Title:
冷却水ポンプ
Document Type and Number:
Japanese Patent JP4625185
Kind Code:
B2
Abstract:
In a pump, particularly for cooling water, with an impeller wheel (2) that is supported so that it can rotate in a pump chamber (6), an excitation device (12) for driving the impeller wheel (12) to rotate, and a control circuit (19) for the excitation device (12), the control circuit (19) and the excitation device (12) are thermally separated from one another by the pump chamber (6). The waste heat of the excitation device (12) is removed by the fluid circulating in the pump chamber (6) to the extent that the control circuit (19) is prevented from overheating.
Inventors:
Stephan Koch
Stephan cot house
Jörg Wolf
Stephan cot house
Jörg Wolf
Application Number:
JP2000597554A
Publication Date:
February 02, 2011
Filing Date:
February 01, 2000
Export Citation:
Assignee:
ROBERT BOSCH GMBH
International Classes:
F04D13/06; F04D29/00; F04D29/42; F04D29/58; H02K3/52; H02K5/128; H02K11/33; B29C45/14
Domestic Patent References:
| JP60081489A | ||||
| JP10243620A | ||||
| JP60147598A |
Foreign References:
| WO1993000513A1 | ||||
| DE19624145A1 | ||||
| EP0481423A1 | ||||
| US4204810 |
Attorney, Agent or Firm:
Toshio Yano
Hiroshi Sugimoto
Hiroyasu Ninomiya
Einzel Felix-Reinhard
Hiroshi Sugimoto
Hiroyasu Ninomiya
Einzel Felix-Reinhard