Method of manufacturing a seal ring for magnetic fluid seal devi

Details Method of manufacturing a seal ring for magnetic fluid seal devi Method of manufacturing a seal ring for magnetic fluid seal devi

1990-10-02

1994-07-26

Aftergut, Jeff H.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

1563066, 1563082, 1563096, 277 80, 29609, B29B 1302

Patent

active

053324609

ABSTRACT:
A seal ring for magnetic fluid seal device, comprising an annular magnet covered with heat activated resin and an annular pole piece stacked and pressed and bonded coaxially with said annular magnet at a temperature higher than heat activated temperature.

REFERENCES:
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patent: 4427481 (1984-01-01), Smith et al.
patent: 4489950 (1984-12-01), Chorney
patent: 4526382 (1985-07-01), Raj et al.
patent: 4598914 (1986-07-01), Furmura et al.
patent: 4693775 (1987-09-01), Harrison et al.
patent: 4769166 (1988-09-01), Harrison
patent: 4927164 (1990-05-01), Raj et al.

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