EP 0288040 A3 19900613 - CIRCUIT BREAKER
Title (en)
CIRCUIT BREAKER
Publication
Application
Priority
- JP 9902687 A 19870421
- JP 9902787 A 19870421
- JP 9902887 A 19870421
- JP 9902987 A 19870421
Abstract (en)
[origin: EP0288040A2] A circuit breaker having arc-extinguish grids (30) on which arc-proof insulation films (32) are applied for preventing undesirable arc staying and for preventing undesirable arc short-circuit; by providing the insulation films superior breaking efficiency can be obtained.
IPC 1-7
IPC 8 full level
H01H 9/30 (2006.01); H01H 9/36 (2006.01); H01H 73/18 (2006.01)
CPC (source: EP KR)
H01H 9/30 (2013.01 - KR); H01H 9/36 (2013.01 - EP); H01H 2009/365 (2013.01 - EP)
Citation (search report)
- [X] EP 0033479 A1 19810812 - CGE COMP GEN ELETTROMECC [IT]
- [A] FR 2348559 A1 19771110 - BBC BROWN BOVERI & CIE [DE]
- [A] FR 1364473 A 19640619 - THOMSON HOUSTON COMP FRANCAISE
- [A] EP 0217106 A2 19870408 - LICENTIA GMBH [DE]
- [A] FR 2269191 A1 19751121 - LICENTIA GMBH [DE]
Designated contracting state (EPC)
CH DE FR GB IT LI
DOCDB simple family (publication)
EP 0288040 A2 19881026; EP 0288040 A3 19900613; EP 0288040 B1 19940302; DE 3888007 D1 19940407; DE 3888007 T2 19940609; KR 880013202 A 19881130; KR 910001537 B1 19910315
DOCDB simple family (application)
EP 88106330 A 19880420; DE 3888007 T 19880420; KR 880003295 A 19880326