Magnetic charging brush having particular magnetic fields

Details Magnetic charging brush having particular magnetic fields Magnetic charging brush having particular magnetic fields

1996-03-26

1998-05-19

Ramirez, Nestor R.

Electrophotography

Image formation

Charging

G03G 1502

Patent

active

057549273

ABSTRACT:
A charging device includes a charging member for charging a movable member to be charged; the charging member including a carrying member for carrying a magnetic particle layer contactable to the member to be charged, the carrying member being adapted to be supplied with a voltage; wherein a direction of a magnetic force acting on magnetic particles in the magnetic particle layer at a downstream end position with respect to a movement direction of the member to be charged at a portion where the member to be charged and the magnetic particle layer are contacted, is opposite from the member to be charged with respect to a tangent line of the member to be charged at the end position.

REFERENCES:
patent: 5381215 (1995-01-01), Haneda et al.
patent: 5384626 (1995-01-01), Kugoh et al.

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