Image forming apparatus

Details Image forming apparatus Image forming apparatus

1998-08-20

1999-08-24

Beatty, Robert

Electrophotography

Image formation

Development

399249, G03G 1510

Patent

active

059435364

ABSTRACT:
An electric field applying device is disposed in a position opposite to a surface of rotary developing device within an area defined between the surface of the developing means and a position of scratching device after the surface of the developing device passes through a developing area so as to apply an electric field in a direction in which ions having the polarity opposite to that of toner particles are separated from the surface of the developing device.

REFERENCES:
patent: 4021586 (1977-05-01), Matkan
patent: 4327664 (1982-05-01), Ohkawa et al.
patent: 4686936 (1987-08-01), Chow
patent: 4707112 (1987-11-01), Hartmann
patent: 5289238 (1994-02-01), Lior et al.
patent: 5398105 (1995-03-01), Kuriu et al.
patent: 5477313 (1995-12-01), Kuramochi et al.
patent: 5826149 (1998-10-01), Horii et al.

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