GB2206204B - Ultraviolet-flame sensors - Google Patents

Ultraviolet-flame sensors

Info

Publication number: GB2206204B
Authority: GB; United Kingdom
Prior art keywords: ultraviolet; flame sensors; flame; sensors
Prior art date: 1987-06-22
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Lifetime

Application number

GB8814189A

Other versions

GB2206204A (en

GB8814189D0 (en

Inventor

Karl-Friedrich Haupenthal

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Siemens Building Technologies AG

Landis and Gyr AG

Original Assignee

Landis and Gyr AG

LGZ Landis and Gyr Zug AG

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1987-06-22

Filing date

1988-06-15

Publication date

1991-04-24

1988-06-15 Application filed by Landis and Gyr AG, LGZ Landis and Gyr Zug AG filed Critical Landis and Gyr AG

1988-07-20 Publication of GB8814189D0 publication Critical patent/GB8814189D0/en

1988-12-29 Publication of GB2206204A publication Critical patent/GB2206204A/en

1991-04-24 Application granted granted Critical

1991-04-24 Publication of GB2206204B publication Critical patent/GB2206204B/en

2008-06-15 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/08—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements
- F23N5/082—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements using electronic means
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2229/00—Flame sensors
- F23N2229/06—Flame sensors with periodical shutters; Modulation signals

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Fire-Detection Mechanisms (AREA)
Control Of Combustion (AREA)

GB8814189A 1987-06-22 1988-06-15 Ultraviolet-flame sensors Expired - Lifetime GB2206204B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH2357/87A CH672949A5 (en)	1987-06-22	1987-06-22

Publications (3)

Publication Number	Publication Date
GB8814189D0 GB8814189D0 (en)	1988-07-20
GB2206204A GB2206204A (en)	1988-12-29
GB2206204B true GB2206204B (en)	1991-04-24

Family

ID=4231906

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8814189A Expired - Lifetime GB2206204B (en)	1987-06-22	1988-06-15	Ultraviolet-flame sensors

Country Status (6)

Country	Link
CH (1)	CH672949A5 (en)
DE (1)	DE3723278A1 (en)
DK (1)	DK168340B1 (en)
FR (1)	FR2616888B1 (en)
GB (1)	GB2206204B (en)
IT (1)	IT1218079B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5194728A (en) *	1991-12-05	1993-03-16	Honeywell Inc.	Circuit for detecting firing of an ultraviolet radiation detector tube
ES2446317T3 (en) *	2010-10-08	2014-03-07	Bfi Automation Dipl.-Ing. Kurt-Henry Mindermann Gmbh	Device to detect the presence of a flame

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1249384B (en) *		1967-09-07	Danfoss A/S, Nordborg (Dane mark,)	AC-fed photoelectric switching device with a Fuhlerghed in the form of a UV-sensitive tube
US3079982A (en) *	1961-12-14	1963-03-05	White Rodgers Company	Burner control system
FR1339059A (en) *	1962-10-09	1963-10-04	Electronics Corp America	Improvements made to combustion control devices
FR1364642A (en) *	1963-04-18	1964-06-26	Honeywell	Device for flame detection
FR1413496A (en) *	1964-11-03	1965-10-08	Electronics Corp America	Improvements to monitoring devices
FR1435398A (en) *	1965-05-19	1966-04-15	Danfoss As	Improvements in photoelectric switch devices supplied with alternating current
US3425780A (en) *	1966-09-26	1969-02-04	Liberty Combustion Corp	Fluid fuel igniter control system
AT335592B (en) *	1972-10-27	1977-03-25	Kromschroeder Ag G	POWER SUPPLY FOR A FLAME GUARD FITTED WITH SEMI-CONDUCTORS
DE3026787C2 (en) *	1980-06-19	1982-08-26	LGZ Landis & Gyr Zug AG, 6301 Zug	Intrinsically safe flame monitor

1987
- 1987-06-22 CH CH2357/87A patent/CH672949A5/de not_active IP Right Cessation
- 1987-07-14 DE DE19873723278 patent/DE3723278A1/en active Granted
1988
- 1988-06-15 GB GB8814189A patent/GB2206204B/en not_active Expired - Lifetime
- 1988-06-15 IT IT20980/88A patent/IT1218079B/en active
- 1988-06-20 FR FR888808223A patent/FR2616888B1/en not_active Expired - Lifetime
- 1988-06-21 DK DK339888A patent/DK168340B1/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
IT1218079B (en)	1990-04-12
DE3723278A1 (en)	1989-01-12
FR2616888A1 (en)	1988-12-23
DK339888A (en)	1988-12-23
CH672949A5 (en)	1990-01-15
GB2206204A (en)	1988-12-29
GB8814189D0 (en)	1988-07-20
DE3723278C2 (en)	1989-07-27
DK168340B1 (en)	1994-03-14
FR2616888B1 (en)	1990-01-19
IT8820980A0 (en)	1988-06-15
DK339888D0 (en)	1988-06-21

Publication	Publication Date	Title
GB2223311B (en)	1992-04-08	Sensors
GB8801238D0 (en)	1988-02-17	Sensors
GB8709465D0 (en)	1987-05-28	Sensor
GB9005972D0 (en)	1990-05-23	Proximity sensor
GB2213274B (en)	1992-05-06	Auto-toner sensor
GB2219656B (en)	1992-01-29	Sensors
EP0302178A3 (en)	1989-11-23	Position sensor
GB8704873D0 (en)	1987-04-08	Sensors
GB2207575B (en)	1991-07-24	Sensor system
GB8723359D0 (en)	1987-11-11	Sensor
GB2201787B (en)	1991-11-13	Sensors
GB8705648D0 (en)	1987-04-15	Sensors
GB8713839D0 (en)	1987-07-15	Sensors
GB8709986D0 (en)	1987-06-03	Sensors
GB2206204B (en)	1991-04-24	Ultraviolet-flame sensors
GB2210454B (en)	1992-01-02	Sensor
GB8713977D0 (en)	1987-07-22	Sensors
GB2204700B (en)	1991-02-06	Sensor
GB8727397D0 (en)	1987-12-23	Sensors
GB8723480D0 (en)	1987-11-11	Sensor
GB8709540D0 (en)	1987-05-28	Sensor
PL268782A2 (en)	1988-09-01	Tensometric sensor
GB8704354D0 (en)	1987-04-01	Distributed sensor
GB8807334D0 (en)	1988-04-27	Sensor arrangement
GB2200985B (en)	1991-01-09	Position sensor

Legal Events

Date	Code	Title	Description
2008-07-09	PE20	Patent expired after termination of 20 years	Expiry date: 20080614