Electrostatic copying apparatus
Abstract
Abstract A XEROGRAPHIC CARRIER HAS A PHOTOCONDUCTIVE LAYER WHICH IS TO BE UNIFORMLY CHARGED PRELIMINARY TO TRANSFER OF LATENE IMAGES TO THE LAYER. A SOURCE OF POWERED ELECTROSCOPIC DEVELOPER MATERIAL SUPPLIES SUCH MATERIAL TO A CONVEYING DEVICE LOCATED ADJACENT THE PATH AND CAPABLE OF DISPLACEMENT BETWEEN TWO POSITIONS IN ONE OF WHICH IT IS DIRECTLY PROXIMAL TO THE LAYER AND IN THE OTHER OF WHICH IT IS REMOTE THEREFROM SO AS TO PERMIT WITHDRAWAL OF THE CARRIER FROM ITS NORMAL OPERATING POSITION. A REVERSIBLE DRIVE NORMALLY DRIVES THE CONVEYING ARRANGEMENT IN A SENSE CONVEYING THE POWDERED DEVELOPER MATERIAL ONTO THE LAYER OF THE CARRIER, AND A DISPLACING ARRANGEMENT SERVES FOR DISPLACING THE CONVEYING DEVICE FROM ITS NORMAL OPERATING POSITION TO ITS REMOTE POSITION. REVERSING MEANS IS PROVIDED WHICH SERVES TO REVERSE BRIEFLY THE DRIVE WHEN THE DISPLACING MEANS IS OPERATED, FOR DISPLACING THE CONVEYING ARRANGEMENT FROM ITS NORMAL OPERATING POSITION TO ITS REMOTE POSITION.
Inventors
- 👤 Herbert Engel
- 👤 Karl Hartwig
- 👤 Gunther Schnall
Bibliographic Details
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