(19)
(11) EP 1 485 620 A1

(12)

(43) Date of publication:
15.12.2004 Bulletin 2004/51

(21) Application number: 03739639.7

(22) Date of filing: 14.02.2003
(51) International Patent Classification (IPC)7F04C 2/348
(86) International application number:
PCT/IT2003/000075
(87) International publication number:
WO 2003/069161 (21.08.2003 Gazette 2003/34)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR
Designated Extension States:
AL LT LV MK RO

(30) Priority: 15.02.2002 IT BO20020075

(71) Applicant: Pierburg S.p.A.
66034 Lanciano (IT)

(72) Inventors:
  • ARMENIO, Giacomo
    I-57128 Livorno (IT)
  • MARANO, Luca
    I-87050 Casole Bruzio (IT)
  • PACHETTI, Carlo
    I-56121 Pisa (IT)
  • RIGHETTI, Daniele
    I-57128 Livorno (IT)

(74) Representative: Jorio, Paolo et al
STUDIO TORTA S.r.l.,Via Viotti, 9
10121 Torino
10121 Torino (IT)

   


(54) VARIABLE-DELIVERY ROTARY VANE PUMP