JPS6237219Y2 - - Google Patents

Info

Publication number
JPS6237219Y2
JPS6237219Y2 JP1975096492U JP9649275U JPS6237219Y2 JP S6237219 Y2 JPS6237219 Y2 JP S6237219Y2 JP 1975096492 U JP1975096492 U JP 1975096492U JP 9649275 U JP9649275 U JP 9649275U JP S6237219 Y2 JPS6237219 Y2 JP S6237219Y2
Authority
JP
Japan
Prior art keywords
transistor
capacitor
speedlight
neon tube
circuit
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
JP1975096492U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5210318U (h
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 filed Critical
Priority to JP1975096492U priority Critical patent/JPS6237219Y2/ja
Priority to US05/702,453 priority patent/US4099100A/en
Priority to DE19762631064 priority patent/DE2631064A1/de
Publication of JPS5210318U publication Critical patent/JPS5210318U/ja
Application granted granted Critical
Publication of JPS6237219Y2 publication Critical patent/JPS6237219Y2/ja
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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
    • G08B5/38—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources using flashing 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Stroboscope Apparatuses (AREA)
JP1975096492U 1975-07-11 1975-07-11 Expired JPS6237219Y2 (h)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1975096492U JPS6237219Y2 (h) 1975-07-11 1975-07-11
US05/702,453 US4099100A (en) 1975-07-11 1976-07-06 Neon tube flashing device
DE19762631064 DE2631064A1 (de) 1975-07-11 1976-07-09 Einrichtung zur anzeige von betriebszustaenden

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1975096492U JPS6237219Y2 (h) 1975-07-11 1975-07-11

Publications (2)

Publication Number Publication Date
JPS5210318U JPS5210318U (h) 1977-01-25
JPS6237219Y2 true JPS6237219Y2 (h) 1987-09-22

Family

ID=14166570

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1975096492U Expired JPS6237219Y2 (h) 1975-07-11 1975-07-11

Country Status (3)

Country Link
US (1) US4099100A (h)
JP (1) JPS6237219Y2 (h)
DE (1) DE2631064A1 (h)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54140531A (en) * 1978-04-24 1979-10-31 Olympus Optical Co Ltd Strobo voltage confirming device
JPS54154320A (en) * 1978-05-25 1979-12-05 Olympus Optical Co Ltd Light tuning operation display circuit of automatic light tuning type strobe
JPH0219794Y2 (h) * 1978-07-28 1990-05-31
JPS55166634A (en) * 1979-06-15 1980-12-25 Canon Inc Dimming checker
JPS57188679U (h) * 1981-05-27 1982-11-30
JPH028710U (h) * 1988-06-30 1990-01-19
US4929932A (en) * 1989-04-24 1990-05-29 Eastman Kodak Company Solid state relay having visual contact monitor
US20070127179A1 (en) * 2005-12-05 2007-06-07 Ludjin William R Burnout protection switch

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4419394Y1 (h) * 1966-01-07 1969-08-20
US3648103A (en) * 1970-04-06 1972-03-07 Copal Co Ltd Device for indicating interruption of electrical service
JPS522619B2 (h) * 1972-05-30 1977-01-22
US3822393A (en) * 1972-10-11 1974-07-02 Berkey Photo Inc Electronic strobe
US3979639A (en) * 1975-08-11 1976-09-07 Honeywell Inc. Correct exposure annunciator circuit
US3993929A (en) * 1975-12-19 1976-11-23 Honeywell Inc. Automatic correct exposure indicator

Also Published As

Publication number Publication date
JPS5210318U (h) 1977-01-25
US4099100A (en) 1978-07-04
DE2631064A1 (de) 1977-01-20

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