(19)
(11) EP 1 017 071 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
06.11.2002 Bulletin 2002/45

(43) Date of publication A2:
05.07.2000 Bulletin 2000/27

(21) Application number: 99204309.1

(22) Date of filing: 15.12.1999
(51) International Patent Classification (IPC)7: H01H 7/16, H01H 33/44, H01H 3/60
(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: 30.12.1998 IT MI982862

(71) Applicant: ABB Service Srl
20135 Milano (IT)

(72) Inventors:
  • Bazzocchi, Renzo
    20162 Milano (IT)
  • Poretta, Stefano
    22079 Villaguardia, CO (IT)
  • Cereda, Carlo
    24043 Caravaggio, BG (IT)

(74) Representative: Giavarini, Francesco et al
GIAVARINI E ASSOCIATI S.R.L. Via XX Settembre, 58/A
24122 Bergamo
24122 Bergamo (IT)

   


(54) Improved circuit breaker


(57) A circuit breaker comprising at least one moving contact and at least one fixed contact, an actuator for moving the moving contact, said circuit breaker comprising an active device which is operatively connected to the moving contact and is suitable to modulate the motion of the moving contact by applying an adjustable force.






Search report