Magnetic toner applicator

Details Magnetic toner applicator Magnetic toner applicator

1982-10-28

1984-07-24

Moses, R. L.

Photocopying

Including fiber optics

118657, G03G 1509

Patent

active

044615620

ABSTRACT:
A magnet roll for the toning of electrostatic latent images comprising a central rectangular core mounted to be rotatable about an axis through an angle of about 180.degree. from a first to a second position and carrying face magnetized permanent magnet segments on one rectangular face thereof, and a non-magnetizable cylindrical hollow shell mounted coaxially with the core and adapted to rotate about the axis of the core to allow the face magnetized permanent magnet segments to be moved to a first position to face a member containing an electrostatic latent image on the surface thereof during toning of the electrostatic latent image but rotatable to the second position whereby a magnetic toner carried on the cylindrical hollow shell is removed from the surface of the cylindrical hollow shell in the toning position.

REFERENCES:
patent: 3638614 (1972-02-01), Young et al.
patent: 3707947 (1973-01-01), Richart
patent: 3950089 (1976-04-01), Fraser et al.
patent: 3982498 (1976-09-01), Wilcox

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