CH622658A5 - - Google Patents

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Publication number
CH622658A5
CH622658A5 CH1310777A CH1310777A CH622658A5 CH 622658 A5 CH622658 A5 CH 622658A5 CH 1310777 A CH1310777 A CH 1310777A CH 1310777 A CH1310777 A CH 1310777A CH 622658 A5 CH622658 A5 CH 622658A5
Authority
CH
Switzerland
Prior art keywords
capacitor
discharge
energy
thyristor
lamp
Prior art date
Application number
CH1310777A
Other languages
English (en)
French (fr)
Inventor
Rudolf Farkas
Michel Moulin
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Priority to CH1310777A priority Critical patent/CH622658A5/fr
Priority to GB7838461A priority patent/GB2013050B/en
Priority to CA312,366A priority patent/CA1096931A/en
Priority to NLAANVRAGE7810241,A priority patent/NL174612C/xx
Priority to US05/953,521 priority patent/US4194143A/en
Priority to FR7830330A priority patent/FR2407638A1/fr
Priority to DE2846513A priority patent/DE2846513C3/de
Priority to IT29089/78A priority patent/IT1099428B/it
Priority to JP53132092A priority patent/JPS598956B2/ja
Publication of CH622658A5 publication Critical patent/CH622658A5/fr

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
    • H05B41/30—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp
    • H05B41/34—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp to provide a sequence of flashes

Landscapes

  • Spectrometry And Color Measurement (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CH1310777A 1977-10-27 1977-10-27 CH622658A5 (pl)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CH1310777A CH622658A5 (pl) 1977-10-27 1977-10-27
GB7838461A GB2013050B (en) 1977-10-27 1978-09-27 Supply circuit for a discharge lamp
CA312,366A CA1096931A (en) 1977-10-27 1978-09-29 Power supply for flash lamp
NLAANVRAGE7810241,A NL174612C (nl) 1977-10-27 1978-10-11 Inrichting voor de voeding van een flitsontladingslamp.
US05/953,521 US4194143A (en) 1977-10-27 1978-10-23 Power supply for flash lamp
FR7830330A FR2407638A1 (fr) 1977-10-27 1978-10-25 Circuit d'alimentation d'une lampe a decharge
DE2846513A DE2846513C3 (de) 1977-10-27 1978-10-25 Versorgungsschaltung für eine Entladungslampe
IT29089/78A IT1099428B (it) 1977-10-27 1978-10-25 Alimentatore per lampade al flash
JP53132092A JPS598956B2 (ja) 1977-10-27 1978-10-26 放電ランプ用給電回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1310777A CH622658A5 (pl) 1977-10-27 1977-10-27

Publications (1)

Publication Number Publication Date
CH622658A5 true CH622658A5 (pl) 1981-04-15

Family

ID=4389377

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1310777A CH622658A5 (pl) 1977-10-27 1977-10-27

Country Status (9)

Country Link
US (1) US4194143A (pl)
JP (1) JPS598956B2 (pl)
CA (1) CA1096931A (pl)
CH (1) CH622658A5 (pl)
DE (1) DE2846513C3 (pl)
FR (1) FR2407638A1 (pl)
GB (1) GB2013050B (pl)
IT (1) IT1099428B (pl)
NL (1) NL174612C (pl)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4323821A (en) * 1980-01-30 1982-04-06 Central Electrical Company Luminaire converter
WO1983000596A1 (en) * 1981-07-31 1983-02-17 Timothy Richard Curran Emergency light
US4405889A (en) * 1981-10-29 1983-09-20 Gte Products Corporation Power supply for repetitive discharge apparatus
US4595863A (en) * 1983-10-26 1986-06-17 Lightmasters, Ltd. D.C. luminous tube system
DE3347229A1 (de) * 1983-12-28 1985-07-18 Ludger Dr.-Ing. 5628 Heiligenhaus Mense Schaltungsanordnung fuer stroboskope
US4654562A (en) * 1984-12-21 1987-03-31 The Gerber Scientific Instrument Co. Flashing lamp unit
GB2170667B (en) * 1985-01-31 1988-09-07 Marconi Co Ltd A pulse generator
US4703194A (en) * 1985-08-26 1987-10-27 Philiffe J. H. Berna Touch operated electronic switch for alternating current
DE3530638A1 (de) * 1985-08-28 1987-03-05 Philips Patentverwaltung Schaltungsanordnung zum starten und betrieb von gasentladungslampen
DE3917062A1 (de) * 1989-05-26 1990-11-29 Hella Kg Hueck & Co Lichtblitzwarnanlage
US5055745A (en) * 1990-10-11 1991-10-08 Tien Ho T Fluorescent lamp stabilizer circuit device
US5150018A (en) * 1991-08-12 1992-09-22 North American Philips Corporation Gas discharge lamp with grid and control circuits therefor
US5568019A (en) * 1994-12-05 1996-10-22 The Regents Of University Of California Multi-gap high impedance plasma opening switch
US5694006A (en) * 1996-04-04 1997-12-02 Motorola, Inc. Single switch ballast with integrated power factor correction
DE19712258A1 (de) * 1997-03-24 1998-10-01 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltung zur Zündung einer Hochdruckentladungslampe
US7723921B2 (en) 2004-12-07 2010-05-25 West Stacey H Circuitry for portable lighting devices and portable rechargeable electronic devices
US7579782B2 (en) * 2004-12-07 2009-08-25 Mag Instrument, Inc. Circuitry for portable lighting devices and portable rechargeable electronic devices
US20060232239A1 (en) * 2005-04-18 2006-10-19 Mag Instrument, Inc. Flashlight charger with an improved contact
US7221100B2 (en) * 2005-08-12 2007-05-22 Alameda Applied Sciences Corp. Gas discharge lamp power supply
EP1859727A1 (en) 2006-05-26 2007-11-28 Stichting voor de Technische Wetenschappen optical triggering system for stroboscopy and a stroboscopic system
US8169165B2 (en) * 2009-01-14 2012-05-01 Mag Instrument, Inc. Multi-mode portable lighting device
EP3108465B1 (en) * 2014-02-21 2019-06-12 Mitsubishi Australia Limited Data communication device and method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127573A (en) * 1959-05-19 1964-03-31 Raytheon Co Pulsing circuit with return of energy to source
GB1239734A (pl) * 1969-01-13 1971-07-21
DE1920951C3 (de) * 1969-04-24 1974-01-03 Siemens Ag, 1000 Berlin U. 8000 Muenchen Netzgerät zur Speisung einer Blitzentladungslampe
US3588667A (en) * 1969-11-13 1971-06-28 Marathon Electric Research Of Means for controlling back voltage across power thyristors during commutation thereof
FR2133206A5 (pl) * 1971-04-13 1972-11-24 Comp Generale Electricite
FR2264431B1 (pl) * 1974-03-14 1976-12-17 Comp Generale Electricite
GB1563999A (en) * 1975-09-18 1980-04-02 Marconi Co Ltd Capacitor charging systems

Also Published As

Publication number Publication date
FR2407638B1 (pl) 1981-12-31
NL174612C (nl) 1984-07-02
DE2846513C3 (de) 1981-03-12
DE2846513B2 (de) 1980-07-24
FR2407638A1 (fr) 1979-05-25
NL7810241A (nl) 1979-05-02
JPS598956B2 (ja) 1984-02-28
US4194143A (en) 1980-03-18
IT7829089A0 (it) 1978-10-25
DE2846513A1 (de) 1979-05-03
NL174612B (nl) 1984-02-01
IT1099428B (it) 1985-09-18
GB2013050B (en) 1982-05-06
GB2013050A (en) 1979-08-01
JPS5499367A (en) 1979-08-06
CA1096931A (en) 1981-03-03

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Legal Events

Date Code Title Description
PL Patent ceased