DK651874A - - Google Patents
Info
- Publication number
- DK651874A DK651874A DK651874A DK651874A DK651874A DK 651874 A DK651874 A DK 651874A DK 651874 A DK651874 A DK 651874A DK 651874 A DK651874 A DK 651874A DK 651874 A DK651874 A DK 651874A
- Authority
- DK
- Denmark
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
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MX14821473 | 1973-12-14 | ||
MX14821473 | 1973-12-14 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK651874A true DK651874A (fr) | 1975-08-11 |
DK144990B DK144990B (da) | 1982-07-19 |
DK144990C DK144990C (da) | 1982-12-20 |
Family
ID=19745463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK651874A DK144990C (da) | 1973-12-14 | 1974-12-13 | Lyskontrolsystem til elektriske lamper |
Country Status (11)
Country | Link |
---|---|
US (1) | US4008415A (fr) |
JP (1) | JPS5091786A (fr) |
AU (1) | AU7574174A (fr) |
BE (1) | BE823356A (fr) |
BR (1) | BR7410464D0 (fr) |
DE (1) | DE2458542A1 (fr) |
DK (1) | DK144990C (fr) |
FR (1) | FR2254926B1 (fr) |
GB (1) | GB1455520A (fr) |
IT (1) | IT1024436B (fr) |
NL (1) | NL7416279A (fr) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2379201A2 (fr) * | 1977-01-31 | 1978-08-25 | Vedette Fabrique Horlogerie | Interrupteur crepusculaire |
US4204149A (en) * | 1977-07-18 | 1980-05-20 | Cleary James J | Electronic controlled-duration switching |
US4147962A (en) * | 1977-12-19 | 1979-04-03 | Westinghouse Electric Corp. | Energy-conserving illumination system |
US4198563A (en) * | 1978-07-24 | 1980-04-15 | Elssner Egon H | Photodetector timer network |
US4209728A (en) * | 1978-10-02 | 1980-06-24 | Sai Engineers, Inc. | Outdoor lighting system and method |
JPS5676196A (en) * | 1979-11-27 | 1981-06-23 | Matsushita Electric Works Ltd | Automatic flasher |
US4484104A (en) * | 1980-10-06 | 1984-11-20 | Obrien Peter | Solar-powered lighting system |
US4451763A (en) * | 1982-05-05 | 1984-05-29 | International Telephone And Telegraph Corporation | Electronic lamp control apparatus |
US4587417A (en) * | 1982-06-10 | 1986-05-06 | Area Lighting Research, Inc. | Field-adjustable power control arrangement and methods of controlling power and of adjusting the timing thereof |
US4851738A (en) * | 1982-08-11 | 1989-07-25 | Yang Tai Her | Lighting system having photosensing timing switch circuit |
US4645980A (en) * | 1982-08-11 | 1987-02-24 | Yang Tai Her | Lighting system having photosensing timing switch circuit |
CA1228392A (fr) * | 1983-05-20 | 1987-10-20 | Francis M. Watson | Sonde et systeme photometrique |
US4568868A (en) * | 1984-08-14 | 1986-02-04 | Texas Hitech, Inc. | Remote solar powered light |
GB2180704A (en) * | 1985-05-03 | 1987-04-01 | Yang Tai Her | Light-responsive switching circuit |
GB2190803A (en) * | 1986-05-20 | 1987-11-25 | Yong Kin Michael Ong | Light-dependent timer switching system |
US5272418A (en) * | 1990-01-09 | 1993-12-21 | Universal Electronics, Inc. | Time enabled photosensing circuit |
AU675589B2 (en) * | 1994-10-31 | 1997-02-06 | Kagatsu Kabushiki Kaisha | Automatic on/off light switch apparatus |
US5594238A (en) * | 1995-02-17 | 1997-01-14 | Albert J. Endruschat | Touchless switch which discriminates between motion intended to toggle the switch and other forms of motion |
US5789868A (en) * | 1996-08-13 | 1998-08-04 | The Lamson & Sessions Co. | Timed photocell switch circuit |
US6359555B1 (en) * | 1997-04-16 | 2002-03-19 | A.L. Airdata, Inc. | Alarm monitoring and control system and method |
US6035266A (en) | 1997-04-16 | 2000-03-07 | A.L. Air Data, Inc. | Lamp monitoring and control system and method |
US6119076A (en) | 1997-04-16 | 2000-09-12 | A.L. Air Data, Inc. | Lamp monitoring and control unit and method |
US6714895B2 (en) * | 2000-06-28 | 2004-03-30 | A.L. Air Data, Inc. | Lamp monitoring and control unit and method |
US5895986A (en) * | 1997-04-30 | 1999-04-20 | Walters; Jeff D. | Photoelectric load control system and method |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2140387A (en) * | 1935-03-16 | 1938-12-13 | Gen Electric | Photoelectric relay apparatus |
US2295894A (en) * | 1940-05-27 | 1942-09-15 | Dewan Leon | System for controlling lighting circuits and like circuits |
US3366801A (en) * | 1965-02-19 | 1968-01-30 | American Mach & Foundry | Automatic recycling time switch |
US3450939A (en) * | 1967-05-09 | 1969-06-17 | Westinghouse Electric Corp | Solid state control switch with instant on characteristic and low wattage components |
US3539861A (en) * | 1968-05-22 | 1970-11-10 | Mc Graw Edison Co | Control for luminaires employing gaseous discharge lamps at low ambient temperatures |
US3648107A (en) * | 1969-02-18 | 1972-03-07 | Rydborn S A O | Circuitry for connecting and disconnecting a load |
US3611432A (en) * | 1969-06-02 | 1971-10-05 | Gen Electric | Combined operating circuit for gaseous discharge and incandescent lamps |
JPS5141229B2 (fr) * | 1972-03-08 | 1976-11-09 |
-
1974
- 1974-08-14 JP JP49092425A patent/JPS5091786A/ja active Pending
- 1974-11-26 AU AU75741/74A patent/AU7574174A/en not_active Expired
- 1974-12-11 DE DE19742458542 patent/DE2458542A1/de active Pending
- 1974-12-11 US US05/531,835 patent/US4008415A/en not_active Expired - Lifetime
- 1974-12-12 IT IT54520/74A patent/IT1024436B/it active
- 1974-12-13 DK DK651874A patent/DK144990C/da active
- 1974-12-13 BR BR10464/74A patent/BR7410464D0/pt unknown
- 1974-12-13 NL NL7416279A patent/NL7416279A/xx unknown
- 1974-12-13 BE BE151511A patent/BE823356A/fr unknown
- 1974-12-16 GB GB5431574A patent/GB1455520A/en not_active Expired
-
1975
- 1975-01-27 FR FR7502384A patent/FR2254926B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU7574174A (en) | 1976-05-27 |
DE2458542A1 (de) | 1975-06-26 |
DK144990B (da) | 1982-07-19 |
FR2254926B1 (fr) | 1978-03-10 |
JPS5091786A (fr) | 1975-07-22 |
DK144990C (da) | 1982-12-20 |
GB1455520A (en) | 1976-11-10 |
NL7416279A (nl) | 1975-06-17 |
FR2254926A1 (fr) | 1975-07-11 |
BR7410464D0 (pt) | 1975-09-16 |
BE823356A (fr) | 1975-04-01 |
US4008415A (en) | 1977-02-15 |
IT1024436B (it) | 1978-06-20 |