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219 431 new documents added

1 247 852 documents amended

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EP 1460338 B1 20111102 - Circuit arrangement for determining the flame current of a burner

Title (en)

Circuit arrangement for determining the flame current of a burner

Title (de)

Schaltungsanordnung zur Ermittlung des Flammenstromes eines Brenners

Title (fr)

Circuit pour déterminer le courant de flamme d'un brûleur

Publication

EP 1460338 B1 20111102 (DE)

Application

EP 04006848 A 20040322

Priority

DE 10312669 A 20030321

Abstract (en)

[origin: EP1460338A1] A measurement unit (1) determined the flame current, using a high frequency measurement potential. The flame current is measured once with the measurement potential switched on, and once with it switched off. The results are subtracted.

IPC 8 full level

F23N 5/12 (2006.01)

CPC (source: EP)

F23N 5/123 (2013.01); F23N 2223/16 (2020.01); F23N 2229/00 (2020.01)

Designated contracting state (EPC)

AT BE BG CH CY CZ DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1460338 A1 20040922; EP 1460338 B1 20111102; AT E532008 T1 20111115; DE 10312669 B3 20041021; ES 2374180 T3 20120214

DOCDB simple family (application)

EP 04006848 A 20040322; AT 04006848 T 20040322; DE 10312669 A 20030321; ES 04006848 T 20040322