(19)
(11) EP 1 731 645 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
07.01.2009 Bulletin 2009/02

(43) Date of publication A2:
13.12.2006 Bulletin 2006/50

(21) Application number: 06114613.0

(22) Date of filing: 29.05.2006
(51) International Patent Classification (IPC): 
D03D 47/30(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK YU

(30) Priority: 09.06.2005 IT VI20050169

(71) Applicant: Smit S.p.A. - Unipersonale
36015 SCHIO (Vicenza) (IT)

(72) Inventors:
  • Capitanio, Roberto
    36020 CASTEGNERO (Vicenza) (IT)
  • Novella, Marco
    36078 VALDAGNO (Vicenza) (IT)

(74) Representative: Iannone, Carlo Luigi et al
Barzanò & Zanardo Roma S.p.A. Via Piemonte 26
00187 Roma
00187 Roma (IT)

   


(54) Air feeding and control device for the pneumatic transporting of the weft in air-jet weaving machines


(57) Air feeding and control device for the pneumatic transporting of the weft (18-21) in air-jet weaving machines, comprising a control system (24), connected to air feeding means, which comprise a compressed air source (2) and a series of nozzles (14-17), driven by respective electrovalves (10-13) and which can be used for inserting the weft; the air feeding means also comprise at least one air feeding and accumulation system (31), suitable for allowing a pre-established quantity of air to be accumulated when the air is not flowing to the nozzles (14-17) and suitable for regulating the air flow-rate when it is flowing to the nozzles (14-17).







Search report