(19)
(11) EP 2 203 294 A1

(12)

(43) Date of publication:
07.07.2010 Bulletin 2010/27

(21) Application number: 08833627.6

(22) Date of filing: 08.09.2008
(51) International Patent Classification (IPC): 
B29C 47/62(2006.01)
(86) International application number:
PCT/EP2008/061852
(87) International publication number:
WO 2009/040235 (02.04.2009 Gazette 2009/14)
(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 MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30) Priority: 27.09.2007 IT BO20070658

(71) Applicant: Samp S.p.A.
40010 Bentivoglio (BO) (IT)

(72) Inventors:
  • GUMINA, Antonio
    I-63039 San Benedetto Del Tronto (IT)
  • PAOLETTI, Stefano
    I-63100 Ascoli Piceno (IT)

(74) Representative: Porsia, Dino et al
3/2, Via Caffaro
16124 Genova
16124 Genova (IT)

   


(54) EXTRUDER SCREW FOR MACHINES EXTRUDING PLASTICS MATERIAL