CA999638A - Electronic flash apparatus - Google Patents

Electronic flash apparatus

Info

Publication number
CA999638A
CA999638A CA183,100A CA183100A CA999638A CA 999638 A CA999638 A CA 999638A CA 183100 A CA183100 A CA 183100A CA 999638 A CA999638 A CA 999638A
Authority
CA
Canada
Prior art keywords
electronic flash
flash apparatus
electronic
flash
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.)
Expired
Application number
CA183,100A
Other languages
English (en)
Other versions
CA183100S (en
Inventor
Hiroshi Iwata
Satoru Misaki
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.)
West Electric Co Ltd
Original Assignee
West Electric Co Ltd
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
Priority claimed from JP10293472A external-priority patent/JPS4959946A/ja
Priority claimed from JP10544372A external-priority patent/JPS4965223A/ja
Priority claimed from JP10539372A external-priority patent/JPS547213B2/ja
Priority claimed from JP10539172A external-priority patent/JPS523295B2/ja
Application filed by West Electric Co Ltd filed Critical West Electric Co Ltd
Priority to CA252,066A priority Critical patent/CA1037551A/fr
Application granted granted Critical
Publication of CA999638A publication Critical patent/CA999638A/en
Expired legal-status Critical Current

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
    • H05B41/32—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
    • H05B41/325—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation by measuring the incident light
    • 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
CA183,100A 1972-10-13 1973-10-11 Electronic flash apparatus Expired CA999638A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA252,066A CA1037551A (fr) 1972-10-13 1976-05-10 Flash electronique

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP10293472A JPS4959946A (fr) 1972-10-13 1972-10-13
JP10544372A JPS4965223A (fr) 1972-10-20 1972-10-20
JP10539372A JPS547213B2 (fr) 1972-10-20 1972-10-20
JP10539172A JPS523295B2 (fr) 1972-10-20 1972-10-20
JP1977174844U JPS57013727Y2 (fr) 1972-10-13 1977-12-22

Publications (1)

Publication Number Publication Date
CA999638A true CA999638A (en) 1976-11-09

Family

ID=27469067

Family Applications (2)

Application Number Title Priority Date Filing Date
CA183,100A Expired CA999638A (en) 1972-10-13 1973-10-11 Electronic flash apparatus
CA252,066A Expired CA1037551A (fr) 1972-10-13 1976-05-10 Flash electronique

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA252,066A Expired CA1037551A (fr) 1972-10-13 1976-05-10 Flash electronique

Country Status (3)

Country Link
US (1) US4039898A (fr)
CA (2) CA999638A (fr)
GB (1) GB1452284A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2649615C3 (de) * 1975-12-10 1980-10-16 Elbe-Kamera-Gesellschaft Mbh, Ddr 8017 Dresden Schaltungsanordnung für Blitzlicht-Synchronisiervorrichtung in Kameras
DE2900608A1 (de) * 1978-01-17 1979-07-19 Fuji Koeki Corp Stromversorgungseinrichtung
DE2809649A1 (de) * 1978-03-06 1979-09-13 Balda Werke Photographische Elektronisches blitzgeraet
JPS55157732A (en) * 1979-05-29 1980-12-08 West Electric Co Ltd Electronic flash device
DE3123101A1 (de) * 1980-06-26 1982-05-06 Fuji Koeki K.K. "photographische blitzlichteinrichtung"
US4530550A (en) * 1982-09-13 1985-07-23 Olympus Optical Company Ltd. Power supply unit for electronic flash
FR2749988A1 (fr) * 1996-06-14 1997-12-19 Philips Electronics Nv Dispositif d'accumulateurs pour un appareil electrique et/ou electronique et terminal de telecommunication comportant un tel dispositif
US6057670A (en) * 1998-11-04 2000-05-02 Saft America, Inc. Smart connector for rechargeable battery
US6729707B2 (en) * 2002-04-30 2004-05-04 Hewlett-Packard Development Company, L.P. Self-calibration of power delivery control to firing resistors
US7825615B2 (en) * 2007-10-16 2010-11-02 Glj, Llc Intelligent motorized appliances with multiple power sources
US9842628B2 (en) * 2008-07-10 2017-12-12 Agiga Tech Inc. Capacitor enablement voltage level adjustment method and apparatus
CN105337378A (zh) * 2015-12-11 2016-02-17 中山大山摄影器材有限公司 Usb相机连续供电装置
US11153819B2 (en) * 2017-02-06 2021-10-19 Itron Networked Solutions, Inc. Battery control for safeguarding lower voltage integrated circuits
US20230231211A1 (en) * 2022-01-14 2023-07-20 Ideapond Llc Hybrid Battery Cartridge

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2675490A (en) * 1949-06-28 1954-04-13 Cipel Direct current feed device for electric apparatus
US2818543A (en) * 1957-04-26 1957-12-31 Light House Inc Battery power supply system
US3443115A (en) * 1966-06-15 1969-05-06 Allis Chalmers Mfg Co Means for paralleling direct current sources having different output characteristics
US3831079A (en) * 1971-06-14 1974-08-20 West Electric Co Electronic photographic flash apparatus

Also Published As

Publication number Publication date
DE2351389A1 (de) 1974-05-02
DE2351389B2 (de) 1976-12-09
GB1452284A (en) 1976-10-13
CA1037551A (fr) 1978-08-29
US4039898A (en) 1977-08-02

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