(19)
(11) EP 0 948 000 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
15.11.2000 Bulletin 2000/46

(43) Date of publication A2:
06.10.1999 Bulletin 1999/40

(21) Application number: 99200980.3

(22) Date of filing: 31.03.1999
(51) International Patent Classification (IPC)7: H01B 17/32
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 31.03.1998 IT MI980692

(71) Applicant: Abb Adda S.p.A.
26900 Lodi (IT)

(72) Inventors:
  • Piazza, Costante
    26900 Lodi (IT)
  • Zecchini, Massimo
    26900 Corte Palasio (LO) (IT)

(74) Representative: Giavarini, Francesco 
ABB Ricerca S.p.A. Viale Edison, 50
20099 Sesto San Giovanni (MI)
20099 Sesto San Giovanni (MI) (IT)

   


(54) Shed insulator


(57) A shed insulator, particularly for poles of medium and/or high-voltage circuit breakers, comprising an upper part and a lower part, each of which comprises a tube made of composite material around which sheds made of silicone material are arranged, the upper part having a larger diameter than the lower part, the two parts being mutually connected by interposing a single metal collar.






Search report