Magnetic brush developing unit for electrophotographic copy-mach

Details Magnetic brush developing unit for electrophotographic copy-mach Magnetic brush developing unit for electrophotographic copy-mach

1977-08-31

1979-05-22

Stein, Mervin

Coating apparatus

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

With electromagnetic and/or electrostatic removal of...

222DIG1, G03G 1309

Patent

active

041553284

ABSTRACT:
A magnetic brush developing unit for an electrophotographic copy-machine of the type having a magnetic applicator which moves toner particles along a path passing adjacent the photoconductive element having the latent electrostatic image to be developed, in which a grid having a fine mesh is interposed in this path for separating clots of toner from the toner particles. The clots entrapped in the mesh are vibrated by the magnetic applicator till they are shattered and pass through the mesh.

REFERENCES:
patent: 2930351 (1960-03-01), Giaimo, Jr.
patent: 3547077 (1970-12-01), Sage
patent: 3575139 (1971-04-01), Nuzum
patent: 4014291 (1977-03-01), Davis
patent: 4041901 (1977-08-01), Rarey et al.
patent: 4081571 (1978-03-01), Nishihama et al.

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