EP 0867660 A1 19980930 - Monitoring device of a burner
Title (en)
Monitoring device of a burner
Title (de)
Vorrichtung zum Überwachen eines Brenners
Title (fr)
Dispositif de surveillance d'un brûleur
Publication
Application
Priority
DE 19712373 A 19970325
Abstract (en)
The flame monitor has at least one sensor (10) for detecting the burner flame, which is supplied via an AC voltage source (16), its output signal fed to an amplifier circuit (14), also supplied by the AC voltage source. An ohmic resistance and/or a capacitor can be used as the impedance (20) inserted between the AC voltage source and the sensor, the amplifier circuit containing at least one transistor.
Abstract (de)
Es wird eine Vorrichtung zum Überwachen eines Brenners (12) vorgeschlagen, die zumindest einen Sensor (10) zum Erfassen einer Flamme des Brenners (12) aufweist. Der Sensor (10) ist von einer Spannungsquelle (16) versorgt. Ein Signal des Sensors (10) ist einer Verstärkerschaltung (14) zugeführt. <IMAGE>
IPC 1-7
IPC 8 full level
F23N 5/12 (2006.01)
CPC (source: EP)
F23N 5/123 (2013.01)
Citation (applicant)
EP 0525345 A1 19930203 - BOSCH GMBH ROBERT [DE]
Citation (search report)
- [X] EP 0634611 A1 19950118 - JOHNSON SERVICE CO [US]
- [X] GB 2156103 A 19851002 - EMERSON ELECTRIC CO
- [X] DE 2825478 B1 19791206 - LANDIS & GYR AG
- [X] US 3610789 A 19711005 - JONES WILLIAM H
- [X] AU 510294 B2 19800619 - PHILIPS IND HOLDINGS LTD
- [X] US 3627458 A 19711214 - WADE KENNETH R
Designated contracting state (EPC)
DE ES FR GB IT NL
DOCDB simple family (publication)
EP 0867660 A1 19980930; EP 0867660 B1 20030604; DE 19712373 A1 19981001; DE 59808564 D1 20030710; ES 2201353 T3 20040316
DOCDB simple family (application)
EP 98104241 A 19980310; DE 19712373 A 19970325; DE 59808564 T 19980310; ES 98104241 T 19980310