Photocopying – Contact printing – Light boxes
Patent
1989-07-03
1990-07-10
Grimley, A. T.
Photocopying
Contact printing
Light boxes
355312, G03G 1516
Patent
active
049410202
ABSTRACT:
Apparatus for transferring a toner image to a receiving sheet includes a transfer member with vacuum holes. To enhance the continuity of the transfer electric field, a conductive screen is placed on top of the vacuum holes. According to a preferred embodiment, the screen is conductive across the path of the receiving sheet, but insulative parallel to such path.
REFERENCES:
patent: 3633543 (1972-01-01), Pitasi
patent: 3781105 (1973-12-01), Meagher
patent: 3827855 (1974-08-01), Blake
patent: 3832055 (1974-08-01), Hamaker
patent: 3900591 (1975-08-01), Kline
patent: 3936175 (1976-02-01), Jones
patent: 3993021 (1976-11-01), Kline
patent: 4080053 (1978-03-01), Friday
patent: 4403847 (1983-09-01), Chrestensen
patent: 4550999 (1985-11-01), Anderson
patent: 4712906 (1987-12-01), Bothner et al.
patent: 4724458 (1988-02-01), Roy et al.
Baughman Richard C.
Fowlkes William Y.
Rubin Bruce J.
Vreeland William B.
Eastman Kodak Company
Grimley A. T.
Hoffman Sandra L.
Treash Leonard W.
LandOfFree
Transfer apparatus having vacuum holes for holding a receiving s does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Transfer apparatus having vacuum holes for holding a receiving s, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Transfer apparatus having vacuum holes for holding a receiving s will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1723603