Long life corona charging device

Details Long life corona charging device Long life corona charging device

1988-12-14

1989-06-06

Hix, L. T.

Electricity: electrical systems and devices

Electric charge generating or conducting means

361225, H01T 2300

Patent

active

048376582

ABSTRACT:
A corona charging device for depositing negative charge on an imaging surface comprises at least one elongated conductive metal corona discharge electrode supported between insulating end blocks and being coated with a substantially continuous thin conductive dry film of aluminum hydroxide containing conductive particles. The corona discharge electrode may be a thin metal wire or alternatively at least one linear array of pin electrodes and the conductive particles in the coating are graphite particles.

REFERENCES:
patent: 3612864 (1971-10-01), Tamai
patent: 3675096 (1972-07-01), Kiess
patent: 3764866 (1973-10-01), Bonaventura et al.
patent: 3789278 (1974-01-01), Bingham et al.
patent: 4086650 (1978-04-01), Davis et al.
patent: 4585320 (1986-04-01), Altavela et al.
patent: 4585321 (1986-04-01), Toshimitsu et al.
patent: 4585322 (1986-04-01), Reale
patent: 4585323 (1986-04-01), Ewing et al.
patent: 4646196 (1987-02-01), Reale
patent: 4792680 (1988-12-01), Lang et al.

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