MAGNETIC FLUID SHAFT SEAL Russian patent published in 2007 - IPC F16J15/43 

Abstract RU 2296900 C2

FIELD: mechanical engineering.

SUBSTANCE: magnetic seal shaft seal comprises nonmagnetic housing that receives magnetic system composed of a permanent magnet and pole members. The surfaces of the pole members that face the shaft are provided with ring grooves. The space between the pole members and shaft is filled with a magnetic fluid. The outer surfaces and/or faces of the pole members are provided with ring grooves.

EFFECT: simplified structure.

4 dwg

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RU 2 296 900 C2

Authors

Perminov Sergej Mikhajlovich

Perminov Maksim Sergeevich

Shchelykalov Jurij Jakovlevich

Dates

2007-04-10Published

2004-12-06Filed