IT1127923B - Perfezionamento nei lampeggiatori elettrici - Google Patents

Perfezionamento nei lampeggiatori elettrici

Info

Publication number
IT1127923B
IT1127923B IT50088/80A IT5008880A IT1127923B IT 1127923 B IT1127923 B IT 1127923B IT 50088/80 A IT50088/80 A IT 50088/80A IT 5008880 A IT5008880 A IT 5008880A IT 1127923 B IT1127923 B IT 1127923B
Authority
IT
Italy
Prior art keywords
flashers
improvement
electric
electric flashers
Prior art date
Application number
IT50088/80A
Other languages
English (en)
Other versions
IT8050088A0 (it
Inventor
Takematsu Yoshiyuki
Original Assignee
Fuji Koeki Corp
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 JP14471279A external-priority patent/JPS5667823A/ja
Priority claimed from JP15500579A external-priority patent/JPS5677830A/ja
Application filed by Fuji Koeki Corp filed Critical Fuji Koeki Corp
Publication of IT8050088A0 publication Critical patent/IT8050088A0/it
Application granted granted Critical
Publication of IT1127923B publication Critical patent/IT1127923B/it

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
IT50088/80A 1979-11-07 1980-11-05 Perfezionamento nei lampeggiatori elettrici IT1127923B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP14471279A JPS5667823A (en) 1979-11-07 1979-11-07 Light emission amount control unit of flashlight
JP15500579A JPS5677830A (en) 1979-11-30 1979-11-30 Controller for quantity of emitted light of flash unit

Publications (2)

Publication Number Publication Date
IT8050088A0 IT8050088A0 (it) 1980-11-05
IT1127923B true IT1127923B (it) 1986-05-28

Family

ID=26476044

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50088/80A IT1127923B (it) 1979-11-07 1980-11-05 Perfezionamento nei lampeggiatori elettrici

Country Status (6)

Country Link
US (1) US4382211A (it)
DE (1) DE3041590C2 (it)
FR (1) FR2469857A1 (it)
GB (1) GB2065904B (it)
IT (1) IT1127923B (it)
NL (1) NL8006077A (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3041590C2 (de) 1979-11-07 1985-01-17 Fuji Koeki Corp. Schaltungsanordnung für ein Elektroblitzgerät
JPS5936233A (ja) * 1982-08-25 1984-02-28 Fuji Koeki Kk 閃光放電発光器における測光回路
EP0220344A1 (en) * 1984-03-19 1987-05-06 David R. Pacholok Power supply for gas discharge devices
US4711987A (en) * 1985-03-01 1987-12-08 Abbott Laboratories Heat source circuitry for biological material analysis
US5497001A (en) * 1994-09-15 1996-03-05 Dittler Brothers Incorporated Flash tube devices
JP3368124B2 (ja) * 1995-10-26 2003-01-20 キヤノン株式会社 過充電防止回路
US6624585B2 (en) * 2001-09-10 2003-09-23 Infocus Corporation Ultra-compact igniter circuit for arc discharge lamp

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838413B1 (it) * 1966-10-17 1973-11-17
US3568582A (en) * 1967-09-27 1971-03-09 Konishiroku Photo Ind Electronic shutter
DE1772104A1 (de) * 1968-03-30 1970-09-24 Metz App Werke Inh Paul Metz Automatisches Blitzlichtgeraet
JPS5247327B1 (it) * 1968-11-21 1977-12-01
BE758644A (fr) * 1969-11-08 1971-05-06 Philips Nv Dispositif muni d'un flash electronique
JPS4888934A (it) * 1972-02-23 1973-11-21
DE2305046C3 (de) * 1973-02-02 1978-12-07 Rollei-Werke Franke & Heidecke, 3300 Braunschweig Steuerschaltung zur automatischen Begrenzung der Blitzdauer von Elektronenblitzgeräten
DE2316724A1 (de) * 1973-04-04 1974-10-17 Rollei Werke Franke Heidecke Steuerschaltung fuer elektronenblitzgeraete
DE2423527A1 (de) * 1974-05-15 1975-11-27 Rollei Werke Franke Heidecke Elektronenblitzgeraet mit belichtungsmess- und blitzbegrenzungseinrichtung
US4162426A (en) * 1974-09-25 1979-07-24 Canon Kabushiki Kaisha Zone responsive, light-sensing circuit for controlling flash photographing
JPS5421070A (en) * 1977-07-18 1979-02-16 West Electric Co Electronic flashing device
US4256994A (en) * 1978-10-07 1981-03-17 Canon Kabushiki Kaisha Actuating circuit for light measuring circuit in electronic flash device
US4204140A (en) * 1979-02-12 1980-05-20 Eastman Kodak Company Safety circuit for electronic flash apparatus
DE3041590C2 (de) 1979-11-07 1985-01-17 Fuji Koeki Corp. Schaltungsanordnung für ein Elektroblitzgerät

Also Published As

Publication number Publication date
DE3041590C2 (de) 1985-01-17
NL8006077A (nl) 1981-06-01
FR2469857B3 (it) 1982-09-10
DE3041590A1 (de) 1981-05-27
IT8050088A0 (it) 1980-11-05
GB2065904A (en) 1981-07-01
US4382211A (en) 1983-05-03
GB2065904B (en) 1984-02-15
FR2469857A1 (fr) 1981-05-22

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