NL161870C - Lichtdetector, geschikt voor het signaleren van vlamdoving in branders. - Google Patents
Lichtdetector, geschikt voor het signaleren van vlamdoving in branders.Info
- Publication number
- NL161870C NL161870C NL7012043.A NL7012043A NL161870C NL 161870 C NL161870 C NL 161870C NL 7012043 A NL7012043 A NL 7012043A NL 161870 C NL161870 C NL 161870C
- Authority
- NL
- Netherlands
- Prior art keywords
- burners
- signaling
- light detector
- flame extinguisher
- extinguisher
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
-
- 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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US85060369A | 1969-08-15 | 1969-08-15 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7012043A NL7012043A (nl) | 1971-02-17 |
NL161870B NL161870B (nl) | 1979-10-15 |
NL161870C true NL161870C (nl) | 1980-03-17 |
Family
ID=25308612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7012043.A NL161870C (nl) | 1969-08-15 | 1970-08-14 | Lichtdetector, geschikt voor het signaleren van vlamdoving in branders. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3609382A (nl) |
DE (1) | DE2040587C3 (nl) |
FR (1) | FR2058100A5 (nl) |
GB (1) | GB1315357A (nl) |
NL (1) | NL161870C (nl) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3737663A (en) * | 1972-03-15 | 1973-06-05 | G Quittner | Radiation path termination housing |
US3825913A (en) * | 1972-03-31 | 1974-07-23 | Electronics Corp America | Fuel burner supervisory system |
GB1506043A (en) * | 1974-05-28 | 1978-04-05 | Bosch Gmbh Robert | Gas opacimeters |
IT1017844B (it) * | 1974-08-02 | 1977-08-10 | Sie Soc It Elettronica | Otturatore ottico per la verifica del funzionamento di rivelatori di fiamma |
US4011448A (en) * | 1975-08-08 | 1977-03-08 | Hordeski Michael F | Linear shaft encoder |
IT1056742B (it) * | 1975-11-27 | 1982-02-20 | S I E | Otturatore ottico per la verifica del funzionamento di rivelatori di fiamma |
FR2394757A1 (fr) * | 1977-06-17 | 1979-01-12 | Forney International | Perfectionnements aux detecteurs de flamme |
FR2666138B1 (fr) * | 1990-08-24 | 1992-12-11 | Pillard Chauffage | Detecteur de flamme d'un bruleur. |
US5495112A (en) * | 1994-12-19 | 1996-02-27 | Elsag International N.V. | Flame detector self diagnostic system employing a modulated optical signal in composite with a flame detection signal |
-
1969
- 1969-08-15 US US850603A patent/US3609382A/en not_active Expired - Lifetime
-
1970
- 1970-08-14 DE DE2040587A patent/DE2040587C3/de not_active Expired
- 1970-08-14 NL NL7012043.A patent/NL161870C/nl not_active IP Right Cessation
- 1970-08-14 FR FR7030035A patent/FR2058100A5/fr not_active Expired
- 1970-08-17 GB GB3960370A patent/GB1315357A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2040587A1 (de) | 1971-05-27 |
DE2040587B2 (de) | 1979-08-23 |
GB1315357A (en) | 1973-05-02 |
NL7012043A (nl) | 1971-02-17 |
FR2058100A5 (nl) | 1971-05-21 |
NL161870B (nl) | 1979-10-15 |
US3609382A (en) | 1971-09-28 |
DE2040587C3 (de) | 1980-04-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee | ||
NL80 | Information provided on patent owner name for an already discontinued patent |
Owner name: FORNEY INT |