Photocopying – Projection printing and copying cameras – Combined with or convertible to a contact printer
Patent
1984-11-26
1986-05-13
Prescott, A. C.
Photocopying
Projection printing and copying cameras
Combined with or convertible to a contact printer
355 14D, 355 68, G03G 1500
Patent
active
045882835
ABSTRACT:
An electrophotographic copying apparatus includes a light receiving element disposed to receive beams of light from the central and lateral end portions of an original to be copied through a lens, the output signal of the light receiving element being used to control a copy image with respect to its darkness.
REFERENCES:
patent: 3926518 (1975-12-01), Berry et al.
patent: 4153364 (1979-05-01), Suzuki et al.
patent: 4200391 (1980-04-01), Sakamoto et al.
patent: 4354758 (1982-10-01), Futaki et al.
Canon Kabushiki Kaisha
Prescott A. C.
Warren David
LandOfFree
Electrophotographic copying apparatus with original light detect does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Electrophotographic copying apparatus with original light detect, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electrophotographic copying apparatus with original light detect will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1766983