(19)
(11) EP 0 333 191 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
18.07.1990 Bulletin 1990/29

(43) Date of publication A2:
20.09.1989 Bulletin 1989/38

(21) Application number: 89104730.0

(22) Date of filing: 16.03.1989
(51) International Patent Classification (IPC)4: F04D 29/46
(84) Designated Contracting States:
DE ES FR GB

(30) Priority: 18.03.1988 IT 1984988

(71) Applicant: MERLONI ELETTRODOMESTICI S.p.A.
I-60044 Fabriano (AN) (IT)

(72) Inventor:
  • Bongini, Dino
    I-60044 Fabriano (IT)

(74) Representative: Dini, Roberto, Dr. Ing. 
Via Castagnole, 59
10060 None (Torino)
10060 None (Torino) (IT)


(56) References cited: : 
   
       


    (54) Hydraulic pump, particularly for dishwashers or the like


    (57) The present invention relates to a hydraulic pump, particularly for dishwashers or the like, comprising a casing which rotatably accommodates an impeller and defines, peripherally to said impeller, a diffusion chamber which has a first inlet for a first delivery duct and a second inlet for a second delivery duct. Adjustment means are provided proximate to at least one of the inlets, are accommodated in the diffusion chamber and can be controllably actuated to open the inlet completely or close it at least partially.







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