(19)
(11) EP 2 331 305 A2

(12)

(88) Date of publication A3:
17.06.2010

(43) Date of publication:
15.06.2011 Bulletin 2011/24

(21) Application number: 09774700.0

(22) Date of filing: 12.08.2009
(51) International Patent Classification (IPC): 
B26F 1/20(2006.01)
(86) International application number:
PCT/IB2009/006531
(87) International publication number:
WO 2010/018449 (18.02.2010 Gazette 2010/07)
(84) Designated Contracting States:
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 SE SI SK SM TR
Designated Extension States:
AL BA RS

(30) Priority: 12.08.2008 IT PI20080075

(71) Applicant: Hunkeler AG
4806 Wikon (CH)

(72) Inventor:
  • SESTINI, Quirino, Fausto
    I-24100 Bergamo (IT)

(74) Representative: Celestino, Marco 
ABM Agenzia Brevetti & Marchi Viale G. Pisano, 31
56123 Pisa
56123 Pisa (IT)

   


(54) DEVICE FOR TRANSVERSAL PERFORATION, AT HIGH SPEED, OF A PAPER WEB