Title:
WATER PUMP
Document Type and Number:
Japanese Patent JP2004144055
Kind Code:
A
Abstract:
To provide a water pump for highly accurately securing dimensional accuracy and concentricity of a bearing of the water pump.
This water pump 1 has a shaft 20 for fixing an impeller 14 and a permanent magnet 32, a case 3 having a suction port 1a and a delivery port 1b and fixed to a housing 2 for housing the impeller 14, a stator 60 arranged in layers in the radial direction on the permanent magnet 32 so as to constitute a magnetic circuit and fixed to the case 3 and the first bearing 21 arranged in the case 3 and rotatably supporting the shaft 20. The first bearing 21 is integrally formed in the case 3.
Inventors:
DEAI ATSUSHI
Application Number:
JP2002312298A
Publication Date:
May 20, 2004
Filing Date:
October 28, 2002
Export Citation:
Assignee:
AISIN SEIKI
International Classes:
F01P5/10; F01P5/12; F04D29/04; F04D29/043; F04D29/046; F04D29/42; F16C35/02; (IPC1-7): F04D29/04; F01P5/10; F01P5/12; F04D29/42; F16C35/02