Global Patent Index - EP 4140027 A1

EP 4140027 A1 20230301 - ENERGY SUPPLY APPARATUS HAVING SAFETY-RELATED SWITCH-OFF, AND METHOD FOR SWITCHING OFF AN ENERGY SUPPLY APPARATUS

Title (en)

ENERGY SUPPLY APPARATUS HAVING SAFETY-RELATED SWITCH-OFF, AND METHOD FOR SWITCHING OFF AN ENERGY SUPPLY APPARATUS

Title (de)

ENERGIEVERSORGUNGSVORRICHTUNG MIT SICHERHEITSGERICHTETER ABSCHALTUNG SOWIE VERFAHREN ZUM ABSCHALTEN EINER ENERGIEVERSORGUNGSVORRICHTUNG

Title (fr)

APPAREIL D'ALIMENTATION EN ÉNERGIE AYANT UN ARRÊT DE SÉCURITÉ, ET PROCÉDÉ DESTINÉ À ARRÊTER UN APPAREIL D'ALIMENTATION EN ÉNERGIE

Publication

EP 4140027 A1 20230301 (DE)

Application

EP 21719177 A 20210421

Priority

  • BE 202005269 A 20200422
  • EP 2021060423 W 20210421

Abstract (en)

[origin: WO2021214160A1] The invention relates to an energy supply apparatus, which has a transformer with a first winding, a power switching device (110), a feedback device (300) and a voltage supply device (111) for providing a supply voltage (310) for the feedback device. The power switching device (110) is coupled to the first winding and can be switched periodically by means of a control signal (311) from the feedback device (300). The feedback device has a first switching element (321), which interrupts the control signal (311) when a switch-off signal, in particular an emergency off signal, occurs. The invention also relates to a method for switching off an energy supply apparatus.

IPC 8 full level

H02M 3/335 (2006.01); H02M 1/00 (2006.01)

CPC (source: EP US)

H02M 1/08 (2013.01 - US); H02M 3/335 (2013.01 - US); H02M 3/33523 (2013.01 - EP); H02M 1/0006 (2021.05 - 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)

WO 2021214160 A1 20211028; BE 1028230 A1 20211122; BE 1028230 B1 20211203; CN 115443602 A 20221206; EP 4140027 A1 20230301; US 2023275514 A1 20230831

DOCDB simple family (application)

EP 2021060423 W 20210421; BE 202005269 A 20200422; CN 202180029770 A 20210421; EP 21719177 A 20210421; US 202117919750 A 20210421