EP 3246931 B1 20190410 - INTERLOCK MECHANISM FOR AN EARTHING SWITCH OF A GAS INSULATED SUBSTATION
Title (en)
INTERLOCK MECHANISM FOR AN EARTHING SWITCH OF A GAS INSULATED SUBSTATION
Title (de)
VERRIEGELUNGSMECHANISMUS FÜR EINEN ERDUNGSSCHALTER EINER GASISOLIERTEN TRANSFORMATORSCHALTUNG
Title (fr)
MÉCANISME DE VERROUILLAGE DESTINÉ À UN INTERRUPTEUR DE MISE À LA TERRE D'UN POSTE SOUS ENVELOPPE MÉTALLIQUE
Publication
Application
Priority
EP 16170388 A 20160519
Abstract (en)
[origin: EP3246931A1] The invention relates to an interlock system (1) to block or free a cogwheel of an actuation mechanism of an earth switch for gas insulated substation, this interlock system (1) comprising a housing (4) enclosing : - a swivel lever having an end moveable between a blocking position pressed against the cogwheel, and a free position at a distance from the cogwheel ; - a rotating axle movable between a blocking position and a free position, this axle having an inner extremity carrying a cam disc to move the swivel lever, and an outer extremity protruding out of the housing (4) to actuate this axle ; - a spring having an extremity secured to the swivel lever and another extremity secured to the housing (4) to press the swivel lever against the cam disk ; - a key lock (8, 9) secured to the housing (4) and cooperating with the axle (21) to lock it in its blocking or free position.
IPC 8 full level
H01H 9/28 (2006.01); H01H 31/00 (2006.01); H01H 31/04 (2006.01)
CPC (source: CN EP)
H01H 9/285 (2013.01 - EP); H01H 31/003 (2013.01 - EP); H01H 31/04 (2013.01 - EP); H01H 33/46 (2013.01 - CN)
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
DOCDB simple family (publication)
EP 3246931 A1 20171122; EP 3246931 B1 20190410; CN 107403704 A 20171128
DOCDB simple family (application)
EP 16170388 A 20160519; CN 201710356766 A 20170519