Device for winding magnetic tape using magnetic alignment

Details Device for winding magnetic tape using magnetic alignment Device for winding magnetic tape using magnetic alignment

1987-04-07

1989-05-09

Levy, Stuart S.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 76, 226 93, B65H 2700, G11B 2300

Patent

active

048281964

ABSTRACT:
A tape winding apparatus for a magnetic tape in which a permanent magnet apples a magnet field to the magnetic tape as it is being wound on a take-up reel. The permanent magnet is of the rare earth type being made of such materials as Sm-Co or Nd-Fe-B of annular form, small in size, coaxial to the wound tape and adjacent to the side thereof, and of high field intensity.

REFERENCES:
patent: 3849794 (1974-11-01), Arimura et al.
patent: 4343441 (1982-08-01), Graham
patent: 4512527 (1985-04-01), Rehklau et al.
"Rare Earth Magnets Improve Response in Linear Actuators" Control Engineering vol. 24, No. 11. pp. 56-58. (Nov. 1977).

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