(19)
(11) EP 1 990 181 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
21.10.2009 Bulletin 2009/43

(43) Date of publication A2:
12.11.2008 Bulletin 2008/46

(21) Application number: 08155762.1

(22) Date of filing: 07.05.2008
(51) International Patent Classification (IPC): 
B30B 9/12(2006.01)
(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: 10.05.2007 IT BO20070342

(71) Applicant: BABBINI S.P.A.
47012 Civitella di Romagna FC (IT)

(72) Inventor:
  • Prati, Ermanno
    47100, FORLI' (IT)

(74) Representative: Modiano, Micaela Nadia et al
Dr. Modiano & Associati SpA Via Meravigli 16
20123 Milano
20123 Milano (IT)

   


(54) Press for mechanical dehydration


(57) A press for mechanical dehydration, of the type that comprises at least one filtration cage (2) provided with at least one inlet (3) for feeding the material to be pressed and with at least one outlet (4) for discharging the pressed material, the cage (2) accommodating at least one rotating screw feeder (5) provided with at least one helix (6) which is wound around a respective shaft (7), the at least one helix (6) comprising at least one opening (8a, 8b, 8c, 8d) at at least one of its portions, so as to allow the reverse flow and remixing of the material to be pressed and facilitate the expulsion of the extracted liquid from the material.







Search report