GB8609979D0 - Ballasts - Google Patents
BallastsInfo
- Publication number
- GB8609979D0 GB8609979D0 GB868609979A GB8609979A GB8609979D0 GB 8609979 D0 GB8609979 D0 GB 8609979D0 GB 868609979 A GB868609979 A GB 868609979A GB 8609979 A GB8609979 A GB 8609979A GB 8609979 D0 GB8609979 D0 GB 8609979D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- ballasts
- Prior art date
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
- H02M7/066—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode particular circuits having a special characteristic
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/06—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using impedances
- H02M5/08—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using impedances using capacitors only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/05—Capacitor coupled rectifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL75172A IL75172A0 (en) | 1985-05-12 | 1985-05-12 | Ballasts and transformerless power supplies |
Publications (2)
Publication Number | Publication Date |
---|---|
GB8609979D0 true GB8609979D0 (en) | 1986-05-29 |
GB2175463A GB2175463A (en) | 1986-11-26 |
Family
ID=11055900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08609979A Withdrawn GB2175463A (en) | 1985-05-12 | 1986-04-24 | Ballasts and transformerless power supplies |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2175463A (en) |
IL (1) | IL75172A0 (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3740297C1 (en) * | 1987-11-27 | 1989-05-03 | Braun Ag | Power supply device |
GB2252685A (en) * | 1991-02-08 | 1992-08-12 | Richard Dean Ledger | Power supply circuit for indicator |
GB2298092A (en) * | 1995-02-18 | 1996-08-21 | Thorpe F W Plc | Control circuit for lighting apparatus |
KR100256609B1 (en) * | 1997-06-03 | 2000-05-15 | 윤종용 | Overvoltage and surge protection circuit in a hard disk drive |
KR100251951B1 (en) * | 1997-07-25 | 2000-04-15 | 윤종용 | Head assembling unit for hard disc drive |
GB2357162B (en) * | 1999-11-30 | 2004-04-07 | Gtc Properties Inc | Transformerless quartz analog clock |
DE10043480A1 (en) * | 2000-09-04 | 2002-03-28 | Siemens Ag | Device for obtaining secondary electrical energy from a primary electrical energy source and its use |
KR100422329B1 (en) * | 2001-11-27 | 2004-03-11 | 김인석 | A voltage controlled starting relay for an induction motor |
EP1345310A1 (en) * | 2002-03-12 | 2003-09-17 | STMicroelectronics N.V. | Transformerless ac/dc-converter |
BE1015180A3 (en) * | 2002-11-14 | 2004-10-05 | Manelta N V | Power supply device for e.g. LEDs or integrated circuits, includes mains conductor with capacitors connected in parallel with resistor |
US6804040B2 (en) * | 2003-02-13 | 2004-10-12 | Research Frontiers Incorporated | Method and device for controlling voltage provided to a suspended particle device |
EP1626493A1 (en) | 2004-08-11 | 2006-02-15 | Stmicroelectronics Sa | Capacitive power supply |
CN100379116C (en) * | 2005-10-14 | 2008-04-02 | 四川世纪双虹显示器件有限公司 | Simple credible low-power consumption standby circuit |
JP2008131822A (en) * | 2006-11-24 | 2008-06-05 | Mitsubishi Electric Corp | Capacitor drop type power supply circuit and air conditioner |
CN201018692Y (en) * | 2007-01-30 | 2008-02-06 | 郑清吉 | Universal power supply input lamp string controller |
EP2068433A1 (en) * | 2007-11-27 | 2009-06-10 | Koninklijke Philips Electronics N.V. | Capacitive power supply and electronic device provided with a capacitive power supply |
AU2014206162B2 (en) | 2014-07-24 | 2019-03-14 | Siemens Aktiengesellschaft | Electrical power conversion system |
CN110411090B (en) * | 2019-07-27 | 2021-06-29 | 芜湖市西贝克机电科技有限公司 | Small-sized assembled refrigerating special-purpose refrigeration equipment |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB335618A (en) * | 1929-06-29 | 1930-09-29 | Philips Nv | Improvements in or relating to electric supply circuits |
GB397000A (en) * | 1932-12-01 | 1933-08-17 | Axel Iseus | Means for regulating the voltage supplied to lamps, motors, or other current consuming apparatus which are supplied with alternating or pulsating direct current |
GB637408A (en) * | 1948-03-05 | 1950-05-17 | Percy William Baker | Improvements in electric lighting appliances |
GB1350176A (en) * | 1972-07-21 | 1974-04-18 | Okikiolu G O | Capacitor and resistor arrangements for selected power output units |
US4139723A (en) * | 1977-04-21 | 1979-02-13 | Ajax Magnethermic Corporation | Power control unit for a single phase load with slightly changing impedances |
GB2099241B (en) * | 1980-12-10 | 1985-07-10 | Renham Ashley John | Electronic switch control circuit |
GB2121248B (en) * | 1982-05-18 | 1986-03-05 | Gen Electric | Capacitive voltage dropper |
US4473776A (en) * | 1982-06-11 | 1984-09-25 | General Electric Company | Disconnect means for capacitor ballast incandescent lamp |
GB2128822A (en) * | 1982-10-14 | 1984-05-02 | Smiths Industries Plc | Pre-set dimmer switch |
US4572991A (en) * | 1984-01-16 | 1986-02-25 | General Electric Company | Higher efficiency incandescent lighting unit having an improved ballast unit |
-
1985
- 1985-05-12 IL IL75172A patent/IL75172A0/en unknown
-
1986
- 1986-04-24 GB GB08609979A patent/GB2175463A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IL75172A0 (en) | 1985-09-29 |
GB2175463A (en) | 1986-11-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BG47969A1 (en) | Cryoultrasonic skalpel | |
GB8609979D0 (en) | Ballasts | |
AR242568A1 (en) | Methylenedioxyphenanthrene | |
GB2176351B (en) | Lampholder | |
CA54475S (en) | Lamp | |
CA54806S (en) | Lamp | |
GB8608614D0 (en) | Lamps | |
GB8512299D0 (en) | Lamps | |
GB8520681D0 (en) | Lamp | |
AU97038S (en) | Lamp | |
AU97039S (en) | Lamp | |
GB2183322B (en) | Luminaires | |
GB2179207B (en) | Lighting unit | |
CA54057S (en) | Mini-kiosk | |
CA54277S (en) | Footbag | |
CA54075S (en) | Footbag | |
GB8502384D0 (en) | Lampholder | |
GB8503945D0 (en) | Lampholder | |
GB8507593D0 (en) | Lampholder | |
GB8518375D0 (en) | Lampholder | |
ZA863763B (en) | Luminaires | |
ZA863764B (en) | Luminaires | |
ZA853814B (en) | Luminaires | |
ZA871393B (en) | Luminaires | |
GB8520342D0 (en) | Modification |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |