EP 2991092 B1 20171220 - GAS CIRCUIT BREAKER
Title (en)
GAS CIRCUIT BREAKER
Title (de)
DRUCKGASSCHALTER
Title (fr)
DISJONCTEUR À GAZ
Publication
Application
Priority
- KR 20130045668 A 20130424
- KR 2014003405 W 20140418
Abstract (en)
[origin: EP2991092A1] Disclosed is a gas circuit breaker, including: a first contact portion including a first arc inducement contact; a second contact portion including a second arc inducement contact, which is formed so as to be relatively movable with respect to the first arc inducement contact so as to be in a state of being in contact with the first arc inducement contact or a state of being separated from the first arc inducement contact; a gas chamber configured to store extinguishing gas for extinguishing arc generated between the first arc inducement contact and the second arc inducement contact when the first arc inducement contact is separated from the second arc inducement contact; a gas injection nozzle formed of an electric insulating material and configured to form an injection passage of extinguishing gas; and an arc length limiting contact disposed so as to be spaced apart from the second arc inducement contact, and configured so as to be moved together with the second arc inducement contact when the second arc inducement contact moves, and configured so that an end of the arc length limiting contact at the second arc inducement contact side is located at a point beyond an end of the first arc inducement contact when the first arc inducement contact is farthest from the second arc inducement contact
IPC 8 full level
H01H 33/08 (2006.01); H01H 33/12 (2006.01); H01H 33/70 (2006.01); H01H 33/74 (2006.01); H01H 33/76 (2006.01)
CPC (source: EP KR)
H01H 33/08 (2013.01 - KR); H01H 33/12 (2013.01 - EP); H01H 33/7023 (2013.01 - EP); H01H 33/7069 (2013.01 - EP); H01H 33/7084 (2013.01 - EP); H01H 33/74 (2013.01 - EP); H01H 33/76 (2013.01 - KR)
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 2991092 A1 20160302; EP 2991092 A4 20161214; EP 2991092 B1 20171220; CN 105164780 A 20151216; CN 105164780 B 20170926; KR 101455324 B1 20141027; WO 2014175607 A1 20141030
DOCDB simple family (application)
EP 14788665 A 20140418; CN 201480023393 A 20140418; KR 20130045668 A 20130424; KR 2014003405 W 20140418