Contact charger having charging performance enhancing particles

Details Contact charger having charging performance enhancing particles Contact charger having charging performance enhancing particles

1999-09-03

2000-12-19

Grainger, Quana M.

Electrophotography

Image formation

Charging

G03G 1502

Patent

active

061636711

ABSTRACT:
A charging apparatus for charging a member to be charged includes a charging member for contacting to the member to be charged to electrically charge it; charging performance enhancing particles existing at a contact portion between the charging member and the member to be charged; wherein the charging performance enhancing particles is triboelectrically charged at the contact portion to a polarity opposite from that of a voltage applied to the charging member.

REFERENCES:
patent: 4851960 (1989-07-01), Nakamura et al.
patent: 5432037 (1995-07-01), Nishikiori et al.
patent: 5815777 (1998-09-01), Hirabayashi

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