IT1104431B - Dispositivo economizzatore per lampade a fluorescenza - Google Patents
Dispositivo economizzatore per lampade a fluorescenzaInfo
- Publication number
- IT1104431B IT1104431B IT41529/78A IT4152978A IT1104431B IT 1104431 B IT1104431 B IT 1104431B IT 41529/78 A IT41529/78 A IT 41529/78A IT 4152978 A IT4152978 A IT 4152978A IT 1104431 B IT1104431 B IT 1104431B
- Authority
- IT
- Italy
- Prior art keywords
- fluorescent lamps
- economizer device
- economizer
- lamps
- fluorescent
- Prior art date
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
-
- 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
- H05B41/42—Controlling the intensity of light discontinuously in two steps only
-
- 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
- Y10S315/05—Starting and operating circuit for fluorescent lamp
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/772,790 US4082981A (en) | 1977-02-28 | 1977-02-28 | Energy saving device for a standard fluorescent lamp system |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7841529A0 IT7841529A0 (it) | 1978-02-24 |
IT1104431B true IT1104431B (it) | 1985-10-21 |
Family
ID=25096241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT41529/78A IT1104431B (it) | 1977-02-28 | 1978-02-24 | Dispositivo economizzatore per lampade a fluorescenza |
Country Status (8)
Country | Link |
---|---|
US (1) | US4082981A (it) |
JP (1) | JPS53115584A (it) |
BE (1) | BE864165A (it) |
DE (1) | DE2807878A1 (it) |
FR (1) | FR2382823A1 (it) |
GB (1) | GB1554138A (it) |
IT (1) | IT1104431B (it) |
NL (1) | NL7802019A (it) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7613356A (nl) * | 1976-12-01 | 1978-06-05 | Philips Nv | Starter voor het ontsteken van een gas- en/of dampontladingslamp. |
US4163176A (en) * | 1977-10-07 | 1979-07-31 | Gte Sylvania Incorporated | Energy saving fluorescent lamp |
JPS5586063A (en) * | 1978-12-22 | 1980-06-28 | Mitsubishi Electric Corp | Discharge lamp |
US4256993A (en) * | 1979-06-04 | 1981-03-17 | Westinghouse Electric Corp. | Energy saving device for rapid-start fluorescent lamp system |
US4270071A (en) * | 1979-11-26 | 1981-05-26 | Westinghouse Electric Corp. | Composite base and ballast member for compact single-ended fluorescent lamp |
US4284925A (en) * | 1979-12-18 | 1981-08-18 | Gte Products Corporation | Multiple level dimming circuit for fluorescent lamp |
US4367434A (en) * | 1980-06-26 | 1983-01-04 | Miller Jack V | Lampholder fitting with three-way brightness solid-state fluorescent lamp ballast |
US4339690A (en) * | 1980-08-01 | 1982-07-13 | Gte Laboratories Incorporated | Energy saving fluorescent lighting system |
US4388564A (en) * | 1981-03-09 | 1983-06-14 | General Electric Company | Energy saving fluorescent lamp circuit |
US4501992A (en) * | 1981-09-08 | 1985-02-26 | North American Philips Lighting Corp. | Energy conserving instant-start series-sequence fluorescent lamp system and fluorescent lamp with overcurrent protection |
US4740873A (en) * | 1981-09-17 | 1988-04-26 | Gte Products Corporation | Energy saving "U" shaped fluorescent lamp |
US4572991A (en) * | 1984-01-16 | 1986-02-25 | General Electric Company | Higher efficiency incandescent lighting unit having an improved ballast unit |
GB2153606A (en) * | 1984-01-26 | 1985-08-21 | Rodney Cairn Hope | Output current controller for fluorescent lamp ballast |
US4661745A (en) * | 1984-02-06 | 1987-04-28 | Gte Products Corporation | Rapid-start fluorescent lamp power reducer |
GB8423611D0 (en) * | 1984-09-18 | 1984-10-24 | Ric Capacitors Ltd | Fluorescent lighting circuits/fittings |
US4613792A (en) * | 1984-10-10 | 1986-09-23 | Kroessler Peter R | Symmetrical load power reduction device for lighting fixtures |
US4766352A (en) * | 1985-08-27 | 1988-08-23 | Widmayer Don F | Method and apparatus for starting and operating fluorescent lamp and auxiliary ballast systems at reduced power levels |
US4906899A (en) * | 1986-10-16 | 1990-03-06 | Hope Rodney C | Fluorescent lamp regulating system |
US4847536A (en) * | 1986-11-20 | 1989-07-11 | Duralux Industries, Inc. | Power reducer for fluorescent lamps |
JPS63198294A (ja) * | 1987-02-10 | 1988-08-16 | シャープ株式会社 | 蛍光灯の点灯方式 |
US5455491A (en) * | 1987-10-14 | 1995-10-03 | Patricia Bailey | Power saving circuitry |
US4937502A (en) * | 1988-06-09 | 1990-06-26 | Day-Ray Products, Inc. | Electronic ballast |
US5004954A (en) * | 1989-12-21 | 1991-04-02 | Texas Instruments Incorporated | Current sensing relay |
US4990830A (en) * | 1990-06-25 | 1991-02-05 | Texas Instruments Incorporated | Current sensing relay |
US5130608A (en) * | 1990-11-02 | 1992-07-14 | Nicholas Zahardis | Electrical module and method for reducing power consumption of an incandescent light bulb |
US5327048A (en) * | 1993-02-26 | 1994-07-05 | North American Philips Corporation | Bi-level lighting control system for hid lamps |
IT1296774B1 (it) * | 1997-05-21 | 1999-07-27 | Elettronica Reverberi Di Rever | Dispositivo riduttore centralizzato di potenza in particolare per impianti di illuminazione |
US6062482A (en) * | 1997-09-19 | 2000-05-16 | Pentech Energy Solutions, Inc. | Method and apparatus for energy recovery in an environmental control system |
JP3278429B2 (ja) | 1999-10-21 | 2002-04-30 | 松下電器産業株式会社 | 蛍光ランプ |
US6525490B1 (en) | 2000-10-02 | 2003-02-25 | Patricia Ann Bailey | Power saving circuitry |
US6552491B1 (en) | 2000-12-13 | 2003-04-22 | Koninklijke Philips Electronics N.V. | Fluorescent lamp with integral circuitry |
US6443769B1 (en) * | 2001-02-15 | 2002-09-03 | General Electric Company | Lamp electronic end cap for integral lamp |
US20060065750A1 (en) * | 2004-05-21 | 2006-03-30 | Fairless Keith W | Measurement, scheduling and reporting system for energy consuming equipment |
CN100595713C (zh) * | 2004-09-02 | 2010-03-24 | 活动Es照明控制公司 | 用于高强度放电灯控制的改良型装置和方法 |
CA2612792C (en) * | 2005-06-30 | 2014-12-23 | Streetlight Intelligence, Inc. | Method and system for luminance characterization |
EP1946617A4 (en) * | 2005-06-30 | 2009-06-03 | Streetlight Intelligence Inc | SYSTEM FOR CONTROLLING AND CONTROLLING ADAPTIVE ENERGY PERFORMANCE |
US7622868B2 (en) * | 2005-08-03 | 2009-11-24 | Access Business Group International Llc | Inductively powered gas discharge lamp |
US8570190B2 (en) * | 2007-09-07 | 2013-10-29 | Led Roadway Lighting Ltd. | Centralized route calculation for a multi-hop streetlight network |
US8290710B2 (en) * | 2007-09-07 | 2012-10-16 | Led Roadway Lighting Ltd. | Streetlight monitoring and control |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3921032A (en) * | 1973-11-02 | 1975-11-18 | Gen Electric | Thermal regulator ballast |
JPS50131377A (it) * | 1974-04-04 | 1975-10-17 | ||
US3956665A (en) * | 1974-08-09 | 1976-05-11 | California Institute Of Technology | Device for replacing a fluorescent lamp in a serially connected fluorescent lamp system |
US3954316A (en) * | 1975-01-08 | 1976-05-04 | Litton Systems, Inc. | Electrical apparatus and method for reducing power consumption of a fluorescent lamp system |
-
1977
- 1977-02-28 US US05/772,790 patent/US4082981A/en not_active Expired - Lifetime
-
1978
- 1978-02-13 GB GB5601/78A patent/GB1554138A/en not_active Expired
- 1978-02-20 FR FR7804776A patent/FR2382823A1/fr not_active Withdrawn
- 1978-02-21 BE BE185347A patent/BE864165A/xx unknown
- 1978-02-23 NL NL7802019A patent/NL7802019A/xx not_active Application Discontinuation
- 1978-02-24 IT IT41529/78A patent/IT1104431B/it active
- 1978-02-24 DE DE19782807878 patent/DE2807878A1/de not_active Withdrawn
- 1978-02-28 JP JP2168778A patent/JPS53115584A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT7841529A0 (it) | 1978-02-24 |
BE864165A (fr) | 1978-08-21 |
FR2382823A1 (fr) | 1978-09-29 |
JPS53115584A (en) | 1978-10-09 |
NL7802019A (nl) | 1978-08-30 |
US4082981A (en) | 1978-04-04 |
DE2807878A1 (de) | 1978-08-31 |
GB1554138A (en) | 1979-10-17 |
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