Global Patent Index - EP 4197013 A1

EP 4197013 A1 20230621 - ON-LOAD TAP CHANGER AND TAP-CHANGING TRANSFORMER HAVING AN ON-LOAD TAP CHANGER

Title (en)

ON-LOAD TAP CHANGER AND TAP-CHANGING TRANSFORMER HAVING AN ON-LOAD TAP CHANGER

Title (de)

LASTSTUFENSCHALTER UND STUFENTRANSFORMATOR MIT LASTSTUFENSCHALTER

Title (fr)

CHANGEUR DE PRISE EN CHARGE ET TRANSFORMATEUR À CHANGEMENT DE PRISE POURVU D'UN CHANGEUR DE PRISE EN CHARGE

Publication

EP 4197013 A1 20230621 (DE)

Application

EP 21748590 A 20210721

Priority

  • DE 102020122444 A 20200827
  • EP 2021070382 W 20210721

Abstract (en)

[origin: WO2022042955A1] The invention relates to an on-load tap changer (1) for uninterrupted load transfer between different winding taps of a tap-changing transformer (30), comprising a flange module (2) and a union nut (12). The on-load tap changer (1) can be fastened to the tap-changing transformer (30) by means of the union nut (12) and the flange module (2).

IPC 8 full level

H01F 29/04 (2006.01); H01H 33/55 (2006.01)

CPC (source: EP US)

H01F 29/025 (2013.01 - US); H01F 29/04 (2013.01 - US); H01H 9/0016 (2013.01 - US); H01H 9/0027 (2013.01 - US); H01H 9/0044 (2013.01 - EP); H01H 2009/005 (2013.01 - EP)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

DE 102020122444 A1 20220303; AU 2021333021 A1 20230504; CN 115885355 A 20230331; EP 4197013 A1 20230621; MX 2023002301 A 20230321; US 2024029965 A1 20240125; WO 2022042955 A1 20220303

DOCDB simple family (application)

DE 102020122444 A 20200827; AU 2021333021 A 20210721; CN 202180052428 A 20210721; EP 2021070382 W 20210721; EP 21748590 A 20210721; MX 2023002301 A 20210721; US 202118042302 A 20210721