U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Coating device

Patent 6143074 Issued on November 7, 2000. Estimated Expiration Date: Icon_subject April 23, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Printing machine for printing and final varnishing of sheets
Patent #: 4664949
Issued on: 05/12/1987
Inventor: Greiner ,   et al.

Apparatus for coating a web with wet ink thereon
Patent #: 4836129
Issued on: 06/06/1989
Inventor: Dahlgren

Coating and printing apparatus including an interstation dryer
Patent #: 4841903
Issued on: 06/27/1989
Inventor: Bird

Method and apparatus for facilitating the printing of verso sides and the varnishing of recto sides of sheets
Patent #: 5309839
Issued on: 05/10/1994
Inventor: Hartung, et al.

Coating apparatus for sheet-fed, offset rotary printing presses Patent #: 5335596
Issued on: 08/09/1994
Inventor: DeMoore, et al.

Inventor

Assignee

Application

No. 064878 filed on 04/23/1998

US Classes:

118/209, With work-handling or work-supporting101/220, Perfecting101/229, Perfecting118/227, Rotary427/209, APPLICATION TO OPPOSITE SIDES OF SHEET, WEB, OR STRIP (EXCLUDING PROCESSES WHERE ALL COATING IS BY IMMERSION)427/211Roller applicator utilized

Examiners

Primary: Crispino, Richard
Assistant: Lorengo, J. A.

Foreign Patent References

  • 3941571 A1 DE. 06/13/1990
  • 4213024 A1 DE. 10/13/1993
  • 59-184655 JP. 10/13/1984
  • 986362 GB. 03/13/1965

International Classes

B05C 001/00
B41F 005/04
B41F 005/02
B05D 001/00

Foreign Application Priority Data

1997-04-23 JP

Abstract

There is disclosed a coating device which can apply varnish to both faces of paper in a simple constitution. The coating device is provided with a pressure drum 12 for receiving paper from a transfer drum 11 and holding the paper, a first varnish application device 13 for applying varnish to a surface of the paper held by the pressure drum 12 and a second varnish application device 15 which applies the varnish to a rubber blanket on a peripheral face of the pressure drum 12 on an upstream side of a position in which the pressure drum 12 receives the paper. At the same time when the pressure drum 12 receives the paper, the varnish can be applied to the rear face of the paper.

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