EP 2415059 A1 20120208 - HYDROMECHANICAL DRIVE FOR ELECTRICAL CIRCUIT BREAKERS
Title (en)
HYDROMECHANICAL DRIVE FOR ELECTRICAL CIRCUIT BREAKERS
Title (de)
HYDROMECHANISCHER ANTRIEB FÜR ELEKTRISCHE LEISTUNGSSCHALTER
Title (fr)
ENTRAÎNEMENT HYDROMÉCANIQUE POUR DISJONCTEURS ÉLECTRIQUES
Publication
Application
Priority
- EP 2010001559 W 20100312
- DE 102009015881 A 20090401
Abstract (en)
[origin: WO2010112130A1] The invention relates to a hydromechanical drive for electric circuit breakers with at least one multiway switching valve, with an integrated damping device, with a store for hydraulic compressed fluid and with an energy store, which is formed preferably by at least one plate spring arrangement, which interacts with one or more storage modules, wherein the hydromechanical drive is equipped with at least two multiway switching valves, which are in the form of 2/2-port directional control valve, and the hydraulic driving of the drive is matched thereto.
IPC 8 full level
H01H 33/34 (2006.01)
CPC (source: EP KR)
H01H 33/34 (2013.01 - EP KR)
Citation (search report)
See references of WO 2010112130A1
Designated contracting state (EPC)
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 SE SI SK SM TR
DOCDB simple family (publication)
DE 102009015881 A1 20101007; CN 102379019 A 20120314; EP 2415059 A1 20120208; KR 20110137334 A 20111222; WO 2010112130 A1 20101007
DOCDB simple family (application)
DE 102009015881 A 20090401; CN 201080015806 A 20100312; EP 10710204 A 20100312; EP 2010001559 W 20100312; KR 20117023079 A 20100312