Title:
CENTER POLELESS PUMP
Document Type and Number:
Japanese Patent JP2000320482
Kind Code:
A
Abstract:
To provide a pump for eliminating a central rotary shaft which is the maximum resistance of fluid movement and cause the occurrence of high efficient fluid movement.
A plurality of permanent magnets 3 are attached to the outside of an internal rotary cylinder 2, to which a rotary vane such as an impeller, is attached. By rotating a drive disc to which a plurality of different pole permanent magnets 4 corresponding to the permanent magnets are attached, the rotary vane at an internal part is rotated to cause fluid movement.
Inventors:
TANIGUCHI AKIMORI
Application Number:
JP12939199A
Publication Date:
November 21, 2000
Filing Date:
May 11, 1999
Export Citation:
Assignee:
TANIGUCHI AKIMORI
International Classes:
F04D3/02; (IPC1-7): F04D3/02