NL7009087A - - Google Patents
Info
- Publication number
- NL7009087A NL7009087A NL7009087A NL7009087A NL7009087A NL 7009087 A NL7009087 A NL 7009087A NL 7009087 A NL7009087 A NL 7009087A NL 7009087 A NL7009087 A NL 7009087A NL 7009087 A NL7009087 A NL 7009087A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/40—Controlling the intensity of light discontinuously
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S315/00—Electric lamp and discharge devices: systems
- Y10S315/04—Dimming circuit for fluorescent lamps
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR6921174A FR2055842A5 (xx) | 1969-06-24 | 1969-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7009087A true NL7009087A (xx) | 1970-12-29 |
Family
ID=9036298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7009087A NL7009087A (xx) | 1969-06-24 | 1970-06-20 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3679935A (xx) |
| DE (1) | DE2029050A1 (xx) |
| FR (1) | FR2055842A5 (xx) |
| GB (1) | GB1317661A (xx) |
| NL (1) | NL7009087A (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE859304A (fr) * | 1977-10-03 | 1978-04-03 | Acec | Installation de commande de variation du flux lumineux |
| US4686427A (en) * | 1985-08-13 | 1987-08-11 | Magnetek, Inc. | Fluorescent lamp dimming switch |
| US5146139A (en) * | 1989-01-23 | 1992-09-08 | Nilssen Ole K | Controllable gas discharge lighting system |
| US5204587A (en) * | 1991-02-19 | 1993-04-20 | Magnetek, Inc. | Fluorescent lamp power control |
| KR100986664B1 (ko) * | 2010-07-05 | 2010-10-11 | 이충해 | 교류용 발광 다이오드 발광 장치 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2859387A (en) * | 1953-07-30 | 1958-11-04 | Zeiss Ikon Ag | Arrangement for simultaneously or alternately operating a plurality of xenon high pressure lamps |
| DE1169035B (de) * | 1961-12-27 | 1964-04-30 | Siemens Ag | Schaltanordnung zum Betrieb von Leuchtstoff-lampen in zwei Helligkeitsstufen, entsprechend voller und herabgesetzter Helligkeit |
-
1969
- 1969-06-24 FR FR6921174A patent/FR2055842A5/fr not_active Expired
-
1970
- 1970-06-12 DE DE19702029050 patent/DE2029050A1/de active Pending
- 1970-06-19 GB GB2987970A patent/GB1317661A/en not_active Expired
- 1970-06-20 NL NL7009087A patent/NL7009087A/xx unknown
- 1970-06-24 US US49371A patent/US3679935A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2029050A1 (de) | 1971-01-07 |
| US3679935A (en) | 1972-07-25 |
| FR2055842A5 (xx) | 1971-05-14 |
| GB1317661A (en) | 1973-05-23 |