(19)
(11) EP 3 803 242 A1

(12)

(43) Date of publication:
14.04.2021 Bulletin 2021/15

(21) Application number: 19807626.7

(22) Date of filing: 13.05.2019
(51) International Patent Classification (IPC): 
F26B 13/16(2006.01)
B65H 20/12(2006.01)
 D21F 5/14(2006.01)
D21F 5/04(2006.01)
(86) International application number:
PCT/FI2019/050376
(87) International publication number:
WO 2019/224425 (28.11.2019 Gazette 2019/48)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 24.05.2018 FI 20185479

(71) Applicant: Valmet Technologies Oy
02150 Espoo (FI)

(72) Inventors:
  • JUPPI, Kari
    40270 PALOKKA (FI)
  • KAIHOVIRTA, Juha
    40740 JYVÄSKYLÄ (FI)
  • KAUPPINEN, Kimmo
    41660 TOIVAKKA (FI)

(74) Representative: TBK 
Bavariaring 4-6
80336 München
80336 München (DE)

   


(54) GROOVED AND PERFORATED TURN ROLL OF A FIBER WEB MACHINE