FR2113558A5 - - Google Patents

Info

Publication number
FR2113558A5
FR2113558A5 FR7139557A FR7139557A FR2113558A5 FR 2113558 A5 FR2113558 A5 FR 2113558A5 FR 7139557 A FR7139557 A FR 7139557A FR 7139557 A FR7139557 A FR 7139557A FR 2113558 A5 FR2113558 A5 FR 2113558A5
Authority
FR
France
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.)
Expired
Application number
FR7139557A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2113558A5 publication Critical patent/FR2113558A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/03—Combinations of cameras with lighting apparatus; Flash units
    • G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H01J61/547—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode outside the vessel
    • 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
    • H05B41/32—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • G03B2215/0514—Separate unit
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • G03B2215/0514—Separate unit
    • G03B2215/056—Connection with camera, e.g. adapter
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • G03B2215/0564—Combinations of cameras with electronic flash units characterised by the type of light source
    • G03B2215/0578—Flashtube mounting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Stroboscope Apparatuses (AREA)
  • Spark Plugs (AREA)
FR7139557A 1970-11-04 1971-11-04 Expired FR2113558A5 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7016114A NL7016114A (enrdf_load_stackoverflow) 1970-11-04 1970-11-04

Publications (1)

Publication Number Publication Date
FR2113558A5 true FR2113558A5 (enrdf_load_stackoverflow) 1972-06-23

Family

ID=19811452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7139557A Expired FR2113558A5 (enrdf_load_stackoverflow) 1970-11-04 1971-11-04

Country Status (10)

Country Link
JP (1) JPS5533600Y2 (enrdf_load_stackoverflow)
BE (1) BE774867A (enrdf_load_stackoverflow)
CA (1) CA1030591A (enrdf_load_stackoverflow)
CH (1) CH552928A (enrdf_load_stackoverflow)
DE (1) DE2154300B2 (enrdf_load_stackoverflow)
ES (1) ES396576A1 (enrdf_load_stackoverflow)
FR (1) FR2113558A5 (enrdf_load_stackoverflow)
GB (1) GB1347793A (enrdf_load_stackoverflow)
NL (1) NL7016114A (enrdf_load_stackoverflow)
SE (1) SE372136B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3858227A (en) * 1972-04-24 1974-12-31 Polaroid Corp Adapter apparatus for flash firing system
GB2101801B (en) * 1981-07-16 1984-10-03 Ferranti Ltd Laser apparatus
DD218498A1 (de) * 1983-08-01 1985-02-06 Zeiss Jena Veb Carl Verfahren und anordnung zur zuendung von laserrohren
GB8911915D0 (en) * 1989-05-24 1989-07-12 Wakefield Stephen R Improved electrical switching system

Also Published As

Publication number Publication date
JPS5564300U (enrdf_load_stackoverflow) 1980-05-01
DE2154300A1 (de) 1972-05-10
BE774867A (fr) 1972-05-03
JPS5533600Y2 (enrdf_load_stackoverflow) 1980-08-09
CA1030591A (en) 1978-05-02
CH552928A (de) 1974-08-15
NL7016114A (enrdf_load_stackoverflow) 1972-05-08
ES396576A1 (es) 1974-12-16
GB1347793A (en) 1974-02-27
SE372136B (enrdf_load_stackoverflow) 1974-12-09
DE2154300B2 (de) 1976-08-05

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Legal Events

Date Code Title Description
ST Notification of lapse