(19)
(11) EP 0 398 036 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
11.09.1991 Bulletin 1991/37

(43) Date of publication A2:
22.11.1990 Bulletin 1990/47

(21) Application number: 90107405.4

(22) Date of filing: 19.04.1990
(51) International Patent Classification (IPC)5: H01F 27/06, H01F 27/02, H01F 5/04, H02B 1/04
(84) Designated Contracting States:
DE ES FR GB

(30) Priority: 18.05.1989 IT 1514089

(71) Applicant: BERTOLDO & C. S.r.l.
I-10078 Venaria Reale, Torino (IT)

(72) Inventor:
  • Zuppiroli, Giuseppe
    I-40100 Bologna (IT)

(74) Representative: Porsia, Attilio, Dr. et al
c/o Succ. Ing. Fischetti & Weber Via Caffaro 3/2
16124 Genova
16124 Genova (IT)


(56) References cited: : 
   
       


    (54) Transformer


    (57) A transformer or autotransformer having a high-level electrical insulation, of comparatively simplified construction, with incorporated improved terminal blocks and pre-arranged for different types of positioning.







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