Magnetic brush apparatus

Coating apparatus – With means to apply electrical and/or radiant energy to work... – With electromagnetic and/or electrostatic removal of...

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G03G 1509

Patent

active

042929245

ABSTRACT:
A magnetic brush apparatus which minimizes the escape of toner and/or carrier particles by means of a magnetic field shaping device which minimizes the presence of magnetic lines of force projecting axially outward from the magnetic brush rollers. Examples of magnetic field shaping devices are a piece of ferro-magnetic material and a magnetic field shaping magnet.

REFERENCES:
patent: 3915121 (1975-10-01), Wilcox
patent: 3939801 (1976-02-01), Tanaka et al.

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