Printing – Cleaning attachments
Patent
1996-05-06
1998-03-24
Burr, Edgar S.
Printing
Cleaning attachments
B41F 3500, B41F 3502, B41L 4102
Patent
active
057300577
ABSTRACT:
Wash-up assembly for washing printing units and adjacent regions in a rotary printing press having printing units including a printing-form cylinder and a blanket cylinder cooperating with an impression cylinder, and a wash-up device assigned to each printing unit for washing the outer cylindrical surface of at least one of the respective printing-form cylinder and the respective blanket cylinder thereof, further includes a sucking unit assigned to a respective printing unit in a wedge-shaped nip region between the respective printing-form cylinder and the respective blanket cylinder thereof, the sucking unit having at least one opening directed substantially towards respective outer cylindrical surfaces of the respective printing form and blanket cylinders.
REFERENCES:
patent: 1574708 (1926-02-01), Smothers
patent: 1703015 (1929-02-01), Ratignier
patent: 2752271 (1956-06-01), Walkup et al.
patent: 3049997 (1962-08-01), Grembecki et al.
patent: 3309993 (1967-03-01), Grembecki et al.
patent: 4667597 (1987-05-01), Wright et al.
patent: 5438923 (1995-08-01), Schoeps
Hewitt, Robert E. and Charles J. Hull. "Photoreceptor Cleaning" Xerox Disclosure Journal, vol. 3, No. 5, Sep./Oct. 1978.
Detmers Andreas
Loftus Geoffrey
Burr Edgar S.
Greenberg Laurence A.
Grohusky Leslie
Heidelberger Druckmaschinen AG
Lerner Herbert L.
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