JPS54163026A - Power circuit of flash device - Google Patents

Power circuit of flash device

Info

Publication number
JPS54163026A
JPS54163026A JP7186078A JP7186078A JPS54163026A JP S54163026 A JPS54163026 A JP S54163026A JP 7186078 A JP7186078 A JP 7186078A JP 7186078 A JP7186078 A JP 7186078A JP S54163026 A JPS54163026 A JP S54163026A
Authority
JP
Japan
Prior art keywords
battery
closing
opening
scr
discharge tube
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.)
Pending
Application number
JP7186078A
Other languages
English (en)
Inventor
Kazuo Igawa
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP7186078A priority Critical patent/JPS54163026A/ja
Priority to US06/046,036 priority patent/US4270079A/en
Publication of JPS54163026A publication Critical patent/JPS54163026A/ja
Pending 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

Landscapes

  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Stroboscope Apparatuses (AREA)
JP7186078A 1978-06-14 1978-06-14 Power circuit of flash device Pending JPS54163026A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7186078A JPS54163026A (en) 1978-06-14 1978-06-14 Power circuit of flash device
US06/046,036 US4270079A (en) 1978-06-14 1979-06-06 Flash device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7186078A JPS54163026A (en) 1978-06-14 1978-06-14 Power circuit of flash device

Publications (1)

Publication Number Publication Date
JPS54163026A true JPS54163026A (en) 1979-12-25

Family

ID=13472690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7186078A Pending JPS54163026A (en) 1978-06-14 1978-06-14 Power circuit of flash device

Country Status (2)

Country Link
US (1) US4270079A (ja)
JP (1) JPS54163026A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4451772A (en) * 1982-09-09 1984-05-29 Eastman Kodak Company Passive clamp for on/off control of a capacitor charger
US4908552A (en) * 1986-06-27 1990-03-13 Canon Kabushiki Kaisha Electronic flash unit
JP3120864B2 (ja) * 1991-02-07 2000-12-25 旭光学工業株式会社 フラッシュ装置の充電制御装置
JPH08203688A (ja) * 1995-01-30 1996-08-09 Minolta Co Ltd フラッシュ充電回路
US9310250B1 (en) 2015-04-24 2016-04-12 Verity Instruments, Inc. High dynamic range measurement system for process monitoring

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5139143U (ja) * 1974-09-18 1976-03-24

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3819983A (en) * 1970-09-08 1974-06-25 Polaroid Corp Photoflash power supply
US3780344A (en) * 1971-09-07 1973-12-18 Gte Sylvania Inc Charge regulating circuit for flash lamp storage capacitor
US3828222A (en) * 1973-02-20 1974-08-06 Xerox Corp Flash lamp circuit
US3859582A (en) * 1973-09-17 1975-01-07 Bendix Corp Circuit for controlling the charge on a capacitor from a variable voltage source
DE2446960A1 (de) * 1974-10-02 1976-04-15 Braun Ag Schaltungsanordnung zur aufladung eines blitzkondensators an einer gleichspannungsquelle hoher spannung

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5139143U (ja) * 1974-09-18 1976-03-24

Also Published As

Publication number Publication date
US4270079A (en) 1981-05-26

Similar Documents

Publication Publication Date Title
KR960012599A (ko) 전지장치 및 이것을 이용한 간헐동작장치
IE781295L (en) Generation of pulses
GB1048997A (en) Improvements in or relating to control means for electrical apparatus
JPS54163026A (en) Power circuit of flash device
JPS55143546A (en) Flash electric discharge device
JPS5764730A (en) Stroboscope flasher circuit
JPS56122018A (en) Power supply circuit of stroboscopic device
JPS5714831A (en) Electronic flash device
JPS55151794A (en) X-ray apparatus
JPS5797523A (en) Flash device
JPS56111920A (en) Electric power supply device for flash discharge tube
JPS54156296A (en) Controlling method for wire-cut electric discharge machine
ATE262266T1 (de) Strahlungseinrichtung
JPS6439235A (en) Battery charging equipment
JPS57191671A (en) Flash fixing device
JPS54119626A (en) Rush current limiting circuit for power source
JPS57201882A (en) Solar battery timepiece
JPS5738426A (en) Trigger device of flash discharge light emitter
JPS541521A (en) Charging excitation controller in hybrid car
JPS567523A (en) Off delay timer
JPS5536850A (en) Electronic flash device
JPS5762038A (en) Display device of strobe for continuous shooting
JPS54147414A (en) Rotation controller for motor
JPS5673844A (en) High voltage power circuit for traveling-wave tube
JPS5671473A (en) Ac power source