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Current content: 159 823 134 patent documents

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1 003 170 documents amended

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EP 1113474 A1 20010704 - Arc chamber for medium and/or high voltage circuit breakers

Title (en)

Arc chamber for medium and/or high voltage circuit breakers

Title (de)

Funkenlöschkammer für Mittel- und/oder Hochspannungsschalter

Title (fr)

Chambre de coupure pour disjoncteur de moyenne et/ou de haute tension

Publication

EP 1113474 A1 20010704 (EN)

Application

EP 99204619 A 19991230

Priority

EP 99204619 A 19991230

Abstract (en)

An arc chamber for medium and/or high-voltage circuit-breaker, comprising at least one fixed contact and at least one moving contact and a dielectric fluid for quenching electric arcs, the particularity of which is the fact that the said interruption chamber consists of a plurality of disks housing at least one first active filter. <IMAGE>

IPC 1-7

H01H 33/22

IPC 8 full level

H01H 33/22 (2006.01)

CPC (source: EP)

H01H 33/22 (2013.01)

Citation (search report)

[A] US 4052555 A 19771004 - MEARS WHITNEY H, et al
[A] US 4831220 A 19890516 - NOACK DIETER [DE], et al

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 1113474 A1 20010704

DOCDB simple family (application)

EP 99204619 A 19991230