IL75172A0 - Ballasts and transformerless power supplies - Google Patents

Ballasts and transformerless power supplies

Info

Publication number
IL75172A0
IL75172A0 IL75172A IL7517285A IL75172A0 IL 75172 A0 IL75172 A0 IL 75172A0 IL 75172 A IL75172 A IL 75172A IL 7517285 A IL7517285 A IL 7517285A IL 75172 A0 IL75172 A0 IL 75172A0
Authority
IL
Israel
Prior art keywords
ballasts
power supplies
transformerless power
transformerless
supplies
Prior art date
Application number
IL75172A
Original Assignee
Howard Michael S
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Howard Michael S filed Critical Howard Michael S
Priority to IL75172A priority Critical patent/IL75172A0/en
Publication of IL75172A0 publication Critical patent/IL75172A0/en
Priority to GB08609979A priority patent/GB2175463A/en

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
IL75172A 1985-05-12 1985-05-12 Ballasts and transformerless power supplies IL75172A0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IL75172A IL75172A0 (en) 1985-05-12 1985-05-12 Ballasts and transformerless power supplies
GB08609979A GB2175463A (en) 1985-05-12 1986-04-24 Ballasts and transformerless power supplies

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 (1)

Publication Number Publication Date
IL75172A0 true IL75172A0 (en) 1985-09-29

Family

ID=11055900

Family Applications (1)

Application Number Title Priority Date Filing Date
IL75172A IL75172A0 (en) 1985-05-12 1985-05-12 Ballasts and transformerless power supplies

Country Status (2)

Country Link
GB (1) GB2175463A (en)
IL (1) IL75172A0 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
GB8609979D0 (en) 1986-05-29
GB2175463A (en) 1986-11-26

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