Photocopying – Projection printing and copying cameras – Combined with or convertible to a contact printer
Patent
1986-10-27
1988-03-01
Griffin, Donald A.
Photocopying
Projection printing and copying cameras
Combined with or convertible to a contact printer
2421251, G03B 2770, B65H 7528
Patent
active
047289880
ABSTRACT:
The present invention relates to a driving apparatus for the optical systems of a photocopier comprising 1st and 2nd optical systems, 1st and 2nd wires stretched out facing with each other through the wire-fixed ends of the 1st optical system, moving pulleys of the 2nd optical system, fixed pulleys of both systems and a common wire drum for both wires. The common wire drum has two wire drum bodies with a shallow and smooth dented portion, and a screw for pressing and fixing the approximate center of the wires against the bottom surface and/or side surface of the dented portion.
REFERENCES:
patent: 3884574 (1975-05-01), Doi et al.
patent: 4367945 (1983-01-01), Abe
patent: 4569763 (1986-02-01), Arai
Tsunoda Arihiro
Tsutsui Eiji
Griffin Donald A.
Mita Industrial Co. Ltd.
LandOfFree
Driving apparatus for optical systems of photocopier does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Driving apparatus for optical systems of photocopier, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Driving apparatus for optical systems of photocopier will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1001655