Global Patent Index - EP 0971378 A1

EP 0971378 A1 20000112 - Bushing insulator

Title (en)

Bushing insulator

Title (de)

Isolatorbuchse

Title (fr)

Manchon isolant

Publication

EP 0971378 A1 20000112 (EN)

Application

EP 99112778 A 19990702

Priority

IT PD980076 U 19980709

Abstract (en)

A bushing insulator to be applied between an electrical conductor and a tank of a transformer or another equivalent body, of the type for low voltages (1 to 3 kV and currents from 100 to 6500 A), comprising a part (19) to be exposed to the air which is coupled to a part (29) to be arranged inside the tank; the parts are crossed axially by a tie (15) which acts as an electrical conductor, the part to be exposed to the air comprising, packed on the tie, a hood (22), an annular gasket (23), an external insulating body (24) and a gasket (28) to be arranged between the insulating body and the tank of the transformer at an opening (14) provided therein; the part (29) to be arranged inside the ta c nk comprising an internal insulating body (30) which engages between the external insulating body (24) and a part which is rigidly coupled to the tie; the hood and each one of the external and internal insulating bodies being made of plastics. <IMAGE>

IPC 1-7

H01F 27/04; H01B 17/26

IPC 8 full level

H01B 17/26 (2006.01); H01F 27/04 (2006.01)

CPC (source: EP)

H01B 17/265 (2013.01); H01F 27/04 (2013.01)

Citation (search report)

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 0971378 A1 20000112; EP 0971378 B1 20051214; AT 313147 T 20051215; DE 69928871 D1 20060119; ES 2255743 T3 20060701; IT 245076 Y1 20020319; IT PD980076 U1 20000109; PT 971378 E 20060531

DOCDB simple family (application)

EP 99112778 A 19990702; AT 99112778 T 19990702; DE 69928871 T 19990702; ES 99112778 T 19990702; IT PD980076 U 19980709; PT 99112778 T 19990702