Electrostatic printing method

Photocopying – Including fiber optics

Patent

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Details

355 77, 430 31, 430902, 101DIG13, G03G 1500

Patent

active

044430930

ABSTRACT:
In an electrostatic printing method of the type wherein a toner image is fixed on a printing master, the master is repeatedly run through a charging operation with a discharging lamp or the like maintained off, until the potential thereof reaches a value approximating a practical printing value. The lamp is then turned on and the master again repeatedly charged until the practical value is reached, prior to using the master for printing.

REFERENCES:
patent: 3615128 (1971-10-01), Bhagat
patent: 3795442 (1974-03-01), Kimura et al.
patent: 4273438 (1981-06-01), Nishikawa

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