Global Patent Index - EP 0642143 B1

EP 0642143 B1 19991208 - Self-inducting coil

Title (en)

Self-inducting coil

Title (de)

Drosselspule

Title (fr)

Bobine de self-inductance

Publication

EP 0642143 B1 19991208 (FR)

Application

EP 94202489 A 19940831

Priority

FR 9310428 A 19930901

Abstract (en)

[origin: EP0642143A2] The coil includes a winding coiled over a straight-line core consisting, for example, of a ferrite cylinder (4) held firmly within a cylinder (1) of moulded plastic, which, on its outer cylindrical surface, includes a longitudinal groove in which is placed a bar (2) made of electrically resistive material and which is clamped under the wire of the coil (3). Applications: injection of current at low frequency into a cable of a television distribution network. <IMAGE>

IPC 1-7

H01F 17/04

IPC 8 full level

H01F 27/28 (2006.01); H01F 17/04 (2006.01)

CPC (source: EP US)

H01F 17/045 (2013.01 - EP US)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 0642143 A2 19950308; EP 0642143 A3 19950510; EP 0642143 B1 19991208; DE 69421976 D1 20000113; DE 69421976 T2 20000720; FR 2709595 A1 19950310; JP H07122431 A 19950512; US 5550523 A 19960827

DOCDB simple family (application)

EP 94202489 A 19940831; DE 69421976 T 19940831; FR 9310428 A 19930901; JP 20367394 A 19940829; US 29544494 A 19940824