Photocopying – Contact printing – Light boxes
Patent
1992-12-07
1994-01-25
Pendegrass, Joan H.
Photocopying
Contact printing
Light boxes
430126, G03G 1516
Patent
active
052820068
ABSTRACT:
An apparatus for transferring a developed toner image from an image bearing surface to a support substrate including a corona generating device for establishing a transfer field, and a pressure treatment apparatus for compacting the toner image on the image bearing surface. The pressure treatment apparatus substantially prevents premature transfer of toner across air gaps between the image bearing surface and the support substrate.
REFERENCES:
patent: 3854974 (1974-12-01), Sato et al.
patent: 3959574 (1976-05-01), Seanor et al.
patent: 4947214 (1990-08-01), Baxendell et al.
patent: 4974027 (1990-11-01), Landa et al.
patent: 5016055 (1991-05-01), Pietrowski et al.
patent: 5081500 (1992-01-01), Snelling
Pendegrass Joan H.
Robitaille Dennis A.
Xerox Corporation
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