(19)
(11) EP 0 930 804 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
01.03.2000 Bulletin 2000/09

(43) Date of publication A2:
21.07.1999 Bulletin 1999/29

(21) Application number: 98403315.9

(22) Date of filing: 28.12.1998
(51) International Patent Classification (IPC)7: H05B 3/56
(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: 16.01.1998 NO 980202

(71) Applicant: ALCATEL
75008 Paris (FR)

(72) Inventors:
  • Sommerfelt, Kristin Fagerhaug
    0590 Oslo (NO)
  • Granheim, Ivar
    1470 Lorenskog (NO)
  • Asper, Kare
    1472 Fjellhamar (NO)
  • Birkeland, Tom Harald
    1929 Auli (NO)

(74) Representative: Buffière, Michelle 
COMPAGNIE FINANCIERE ALCATEL Dépt. Propriété Industrielle 30, avene Kléber
75016 Paris
75016 Paris (FR)

   


(54) Heating cable


(57) The present invention relates to electrical cables - such as heating cables - having at least one insulated wire conductor (1) - such as a resistance wire terminated with 'cold' wire ends - and at least one earthing conductor (3) arranged within at least one common outer layer. The at least one earthing conductor (3) is arranged within or in contact with a semiconductive layer (4).






Search report