| 摘要 |
A cartridge-type magnetic fluid seal device has a flanged sleeve fixed to an external peripheral surface of the radially inside member of two members and which rotates together with the inside member is provided facing a pair of magnetic pole members. A packing is disposed in an annular space formed by the radial inside of a magnetic source and the pair of magnetic pole members. The packing is provided in the annular space so as to slide on an external peripheral surface of the flanged sleeve, and a magnetic fluid seal part, the packing, and the flanged sleeve form a unit. |
