EP 0437151 A1 19910717 - Multipolar circuit-breaker with a gas filter which is common to different poles.
Title (en)
Multipolar circuit-breaker with a gas filter which is common to different poles.
Title (de)
Mehrpoliger Ausschalter mit einem allen Polen gemeinsamen Gasfilter.
Title (fr)
Disjoncteur multipolaire à filtre des gaz commun aux différents pÔles.
Publication
Application
Priority
FR 8916444 A 19891211
Abstract (en)
An additional filtering block (25) is associated with a low-voltage circuit-breaker with moulded box for receiving in a common chamber (26), equipped with a cooling grid (29), the disconnection gases escaping through the orifices (21), from the three poles of the circuit-breaker. <IMAGE>
Abstract (fr)
Un bloc additionnel (25) de filtrage est associé à un disjoncteur basse tension à boîtier moulé pour recevoir dans une chambre commune (26), dotée d'une grille (29) de refroidissement, les gaz de coupure s'échappant pas les orifices (21), des trois pôles du disjoncteur. <IMAGE>
IPC 1-7
IPC 8 full level
H01H 9/34 (2006.01)
CPC (source: EP)
H01H 9/342 (2013.01)
Citation (search report)
- [Y] EP 0176870 A2 19860409 - WESTINGHOUSE ELECTRIC CORP [US]
- [Y] DE 1788098 B1 19720323 - SQUARE D CO
- [A] DE 1963216 A1 19700709 - GEN ELECTRIC
- [A] EP 0022708 A1 19810121 - MERLIN GERIN [FR]
- [A] US 3582966 A 19710601 - STROBEL ALBERT
- [A] US 3803376 A 19740409 - GRYCTKO C
Designated contracting state (EPC)
BE CH DE ES GB IT LI SE
DOCDB simple family (publication)
EP 0437151 A1 19910717; EP 0437151 B1 19950405; DE 69018432 D1 19950511; DE 69018432 T2 19951109; ES 2073005 T3 19950801; FR 2655770 A1 19910614; FR 2655770 B1 19951020
DOCDB simple family (application)
EP 90420510 A 19901127; DE 69018432 T 19901127; ES 90420510 T 19901127; FR 8916444 A 19891211