(19)
(11) EP 1 741 930 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
29.05.2013 Bulletin 2013/22

(43) Date of publication A2:
10.01.2007 Bulletin 2007/02

(21) Application number: 06113952.3

(22) Date of filing: 15.05.2006
(51) International Patent Classification (IPC): 
F04C 18/02(2006.01)
F04C 29/04(2006.01)
 F04C 29/00(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: 08.07.2005 IT TO20050475

(71) Applicant: Faiveley Transport Italia S.p.A.
10045 Piossasco (TO) (IT)

(72) Inventors:
  • Barberis, Dario
    I-10137, TORINO (IT)
  • Tione, Roberto
    I-10020, LAURIANO (Torino) (IT)
  • Beacco, Arnaldo
    I-10098, RIVOLI (Torino) (IT)

(74) Representative: Quinterno, Giuseppe et al
Jacobacci & Partners S.p.A. Corso Emilia 8
10152 Torino
10152 Torino (IT)

   


(54) Scroll compressor and compressor unit comprising such a compressor


(57) The compressor (SC) comprises
a rigid body (2; 3, 4) in which there is defined a working chamber (10) in which there extends a first spiral formation (11) which is of one piece with the body (2; 3, 4),
a second spiral formation (12), copenetrating and acting together with the first (11) and of one piece with a disc member (13) movably mounted in the chamber (10), and
a transmission unit comprising
a plurality of shafts (20a-20c) rotatably mounted about corresponding axes which are parallel to each other and at a distance from the axis of the disc member (13) in such a way as to leave a central area of the body (2; 3, 4) free,
each shaft (20a-20c) bearing a corresponding eccentric member (23a-23c) connected to the disc member (13) in a rotatable way about an axis parallel to the axis of the shaft (20a-20c).







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