Magnetic brush developing apparatus

Details Magnetic brush developing apparatus Magnetic brush developing apparatus

1978-03-07

1981-09-08

Kimlin, Edward C.

Coating apparatus

With means to apply electrical and/or radiant energy to work...

With electromagnetic and/or electrostatic removal of...

118647, 118648, 355 3DD, 430122, G03G 1509

Patent

active

042878500

ABSTRACT:
A magnetic brush developing apparatus for use in a toner powder image transfer type electrophotographic copying machine which includes an outer cylinder fixedly disposed at a position to confront a photosensitive member or photoreceptor, a magnet roller rotatably accommodated in the outer cylinder for being rotatably driven, a toner tank or hopper containing therein electrically conductive and magnetically attractive toner particles having high resistance and disposed above the outer cylinder for supplying the toner particles onto the outer cylinder, an excessive developing region for developing an image portion of an electrostatic latent image formed on said photosensitive member with sufficient density, and a toner removing region for removing toner particles adhering at least to non-image portion of the electrostatic latent image.

REFERENCES:
patent: 3611982 (1971-10-01), Coriale et al.
patent: 3879737 (1975-04-01), Lunde
patent: 3926516 (1975-12-01), Whited
patent: 4015561 (1977-04-01), Howard et al.
patent: 4122209 (1978-10-01), Kinard

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