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Current content: 158 251 954 patent documents

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170 720 new documents added

1 828 765 documents amended

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EP 0028376 B1 19850109 - ELECTRIC ARC COOLING DEVICE FOR SWITCH-GEAR VENTS

Title (en)

ELECTRIC ARC COOLING DEVICE FOR SWITCH-GEAR VENTS

Publication

EP 0028376 B1 19850109 (FR)

Application

EP 80106532 A 19801024

Priority

FR 7927013 A 19791031

Abstract (en)

[origin: US4414446A] A cooling apparatus which enables cut-out devices to be of compact design. A ceramic cooling unit (1) has cells (2) which pass right through it and has partitions (3) which are thin relative to one side of the cross-section of a cell (2).

IPC 1-7

H01H 33/08

IPC 8 full level

H01H 33/08 (2006.01)

CPC (source: EP US)

H01H 33/08 (2013.01 - EP US)

Designated contracting state (EPC)

CH DE FR GB IT LI NL

DOCDB simple family (publication)

EP 0028376 A1 19810513; EP 0028376 B1 19850109; DE 3069949 D1 19850221; FR 2468987 A1 19810508; FR 2468987 B1 19820521; US 4414446 A 19831108

DOCDB simple family (application)

EP 80106532 A 19801024; DE 3069949 T 19801024; FR 7927013 A 19791031; US 20221780 A 19801030