(19)
(11) EP 0 367 520 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
14.08.1991 Bulletin 1991/33

(43) Date of publication A2:
09.05.1990 Bulletin 1990/19

(21) Application number: 89311148.4

(22) Date of filing: 27.10.1989
(51) International Patent Classification (IPC)5: D21F 1/44
(84) Designated Contracting States:
BE DE ES FR GB IT

(30) Priority: 03.11.1988 GB 8825791

(71) Applicant: The Wiggins Teape Group Limited
Basingstoke Hampshire RG21 2EE (GB)

(72) Inventors:
  • Radvan, Bronislaw
    Flackwell Heath Buckinghamshire,HP10 9LX (GB)
  • Allen, David Robert
    Fulwood - Preston - Lancashire (GB)

(74) Representative: Bridge-Butler, Alan James et al
G.F. Redfern & Co. Redfern House 149/151 Tarring Road
Worthing, West Sussex BN11 4HE
Worthing, West Sussex BN11 4HE (GB)


(56) References cited: : 
   
       


    (54) Improvements in apparatus for forming watermarks in paper


    (57) A paper machine having an endless foraminous element for engagement with a fibrous web during formation of the web into paper, said element having bonded thereto with flexible bonds, spaced flexible components each representing a surface configuration adapted to generate a watermark in said paper as a result of the engagement of said foraminous element with said web.







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