Electrographic method and apparatus

Details Electrographic method and apparatus Electrographic method and apparatus

1980-12-22

1983-10-11

Tarcza, Thomas H.

Recorders

Electric recording

Electrochemical

G01D 1506

Patent

active

044096038

ABSTRACT:
A method and apparatus are described wherein, a charge pattern is applied to an insulating imaging member by styli in contact to the insulating imaging member, the force of the styli on the imaging member being below the triboelectric threshold. More preferably, the force of the styli on the imaging member is between the triboelectric threshold and the imaging threshold.

REFERENCES:
patent: 4137536 (1979-06-01), Hinz
Rothgordt; U., "Electrostatic Printing", Phillips Technical Review, vol. 36, 1976, No. 3, pp. 57-70.
Rothgordt; Ulf, et al., "Triboelectric Charging of Thin Foils and Its Application to a New Recording Principle", Transactions On Industry Applications, vol. 1A-13, No. 3, May/Jun. 1977, pp. 223-226.
Moore; A. D., Editor, "Electrostatics and Its Applications", John Wiley & Sons, New York, pp. 290-291 and 307-331.

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