Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ricoh Co LtdfiledCriticalRicoh Co Ltd
Priority to JP6533277ApriorityCriticalpatent/JPS541033A/en
Publication of JPS541033ApublicationCriticalpatent/JPS541033A/en
Combination Of More Than One Step In Electrophotography
(AREA)
Control Or Security For Electrophotography
(AREA)
Abstract
PURPOSE: To make the realization of repeated copying processes be possible by providing a destaticizing unit by virtue of AC corona discharge next to a charging unit, and by providing also an electrostatic latent image forming unit in which the electric field is applied simultaneously with the exposure of a photoimage to light.