Global Patent Index - EP 0858244 A3

EP 0858244 A3 19980930 - Field free heating cable

Title (en)

Field free heating cable

Title (de)

Feldfreies Heizkabel

Title (fr)

Câble chauffant dépourvu champ

Publication

EP 0858244 A3 19980930 (DE)

Application

EP 97120263 A 19971119

Priority

NO 970531 A 19970206

Abstract (en)

[origin: EP0858244A2] The cable has protective sheath (4) surrounding its core, which comprises a central resistance conductor (1) surrounded by an insulation sheath (2). A return conductor (5) is connected to the resistance conductor at one end of the cable. The return conductor comprises separate conductors (5a,5b,5c) distributed in the core. They are imbedded in a common insulation sheath (3) over the resistance conductor sheath (2).

IPC 1-7

H05B 3/56

IPC 8 full level

H05B 3/56 (2006.01)

CPC (source: EP)

H05B 3/56 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0858244 A2 19980812; EP 0858244 A3 19980930; EP 0858244 B1 20030122; DE 69718614 D1 20030227; DE 69718614 T2 20030522; NO 304000 B1 19981005; NO 970531 D0 19970206; NO 970531 L 19980807; PL 324632 A1 19980817

DOCDB simple family (application)

EP 97120263 A 19971119; DE 69718614 T 19971119; NO 970531 A 19970206; PL 32463298 A 19980204