(19)
(11) EP 0 389 838 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
09.01.1991 Bulletin 1991/02

(43) Date of publication A2:
03.10.1990 Bulletin 1990/40

(21) Application number: 90104379.4

(22) Date of filing: 07.03.1990
(51) International Patent Classification (IPC)5: F04C 2/12
(84) Designated Contracting States:
BE DE ES FR GB IT NL SE

(30) Priority: 30.03.1989 ES 8901108

(71) Applicant: INOXPA, S.A.
E-17820 Banyoles (Girona) (ES)

(72) Inventor:
  • Granes Campasol, Candido
    E-17820 Banyoles (Girona) (ES)

(74) Representative: Klunker . Schmitt-Nilson . Hirsch 
Winzererstrasse 106
80797 München
80797 München (DE)


(56) References cited: : 
   
       


    (54) Housing for rotary pump


    (57) Improvemnts in the manufacture of rotary pumps characterized by the body of the pump which houses the lobar type rotors comprising a plate of a generally flat formation having orifices for passage of the rotor drive shafts and a pressed out casing which rests against the said plate thus determining the lateral and frontal rotor enclosure, the attachment of the two components being mutually capable of disassembly and being provided with means of sealing in the area of coincidence of the plate and the enclosure casing.







    Search report