Global Patent Index - EP 0911845 B1

EP 0911845 B1 20040818 - Density sensor to monitor the leak rate in the casing of an electrical apparatus with an improved reliability

Title (en)

Density sensor to monitor the leak rate in the casing of an electrical apparatus with an improved reliability

Title (de)

Dichtesensor zur Überwachung von Leckraten in die Verkapselung eines elektrischen Geräts, mit verbesserter Zuverlässigkeit

Title (fr)

Capteur de densité pour surveiller un taux de fuite d'une enveloppe d'appareillage électrique avec une fiabilité améliorée

Publication

EP 0911845 B1 20040818 (FR)

Application

EP 98402638 A 19981023

Priority

FR 9713300 A 19971023

Abstract (en)

[origin: EP0911845A1] The heat radiator and upper temperature shield reduce the effects of solar heating so that more accurate pressure density measurements can be taken.

IPC 1-7

H01H 33/56

IPC 8 full level

H01H 33/56 (2006.01)

CPC (source: EP US)

H01H 33/563 (2013.01 - EP US)

Designated contracting state (EPC)

AT CH DE ES GB IT LI SE

DOCDB simple family (publication)

EP 0911845 A1 19990428; EP 0911845 B1 20040818; AT E274233 T1 20040915; CA 2250338 A1 19990423; CN 1174230 C 20041103; CN 1224155 A 19990728; DE 69825699 D1 20040923; DE 69825699 T2 20050818; FR 2770295 A1 19990430; FR 2770295 B1 19991126; ID 21141 A 19990429; US 6125692 A 20001003

DOCDB simple family (application)

EP 98402638 A 19981023; AT 98402638 T 19981023; CA 2250338 A 19981022; CN 98124561 A 19981023; DE 69825699 T 19981023; FR 9713300 A 19971023; ID 981400 A 19981023; US 17695898 A 19981022