AT324834B - Schaltischere lichtmengensteuerung in einem elektronenblitzgerät - Google Patents

Schaltischere lichtmengensteuerung in einem elektronenblitzgerät

Info

Publication number: AT324834B
Authority: AT; Austria
Prior art keywords: light quantity; flash device; quantity control; switched light; electron flash
Prior art date: 1971-06-23

Application number

AT528072A

Other languages

English (en)

Inventor

Heinz Dipl Phys Engelstaetter

Original Assignee

Braun Ag

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.)

1971-06-23

Filing date

1972-06-19

Publication date

1975-09-25

1972-06-19 Application filed by Braun Ag filed Critical Braun Ag

1975-09-25 Application granted granted Critical

1975-09-25 Publication of AT324834B publication Critical patent/AT324834B/de

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

AT528072A 1971-06-23 1972-06-19 Schaltischere lichtmengensteuerung in einem elektronenblitzgerät AT324834B (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2131057A DE2131057B2 (de)	1971-06-23	1971-06-23	Schaltsichere Lichtmengensteuerung in einem Elektronenblitzgerät

Publications (1)

Publication Number	Publication Date
AT324834B true AT324834B (de)	1975-09-25

Family

ID=5811514

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT528072A AT324834B (de)	1971-06-23	1972-06-19	Schaltischere lichtmengensteuerung in einem elektronenblitzgerät

Country Status (13)

Country	Link
US (1)	US3809954A (de)
AT (1)	AT324834B (de)
BE (1)	BE785101A (de)
CA (1)	CA1008917A (de)
CH (1)	CH553994A (de)
DD (1)	DD99862A5 (de)
DE (1)	DE2131057B2 (de)
ES (1)	ES404013A1 (de)
FR (1)	FR2143076B1 (de)
GB (1)	GB1376252A (de)
IT (1)	IT959477B (de)
NL (1)	NL7208351A (de)
SE (1)	SE384965B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2316724A1 (de) *	1973-04-04	1974-10-17	Rollei Werke Franke Heidecke	Steuerschaltung fuer elektronenblitzgeraete
JPS506635U (de) *	1973-05-17	1975-01-23
DE2417673A1 (de) *	1974-04-11	1975-10-30	Rollei Werke Franke Heidecke	Blitzlichtanordnung
US3919594A (en) *	1974-06-18	1975-11-11	Braun Ag	Computer flash apparatus with series-connected control switches
US3969737A (en) *	1974-08-01	1976-07-13	Eastman Kodak Company	Electronic flash unit for cameras adapted to receive flashbulbs
DE2445667C3 (de) *	1974-09-25	1981-12-10	Braun Ag, 6000 Frankfurt	Schaltungsanordnung zum Zünden einer elektronischen Blitzröhre
US4091398A (en) *	1975-01-31	1978-05-23	Nippon Kogaku K.K.	Electronic photoflash unit having remote control device transmitter function
JPS5196321A (en) *	1975-02-21	1976-08-24		Supiidoraitono torigaakairo
US3976914A (en) *	1975-05-27	1976-08-24	Honeywell Inc.	Series SCR gate hold-on circuit
US3974419A (en) *	1975-05-27	1976-08-10	Honeywell Inc.	Electronic flash apparatus with inhibition of contact bounce false triggering
US3976915A (en) *	1975-05-27	1976-08-24	Honeywell Inc.	Gate protection circuit for electronic flash apparatus
US3993928A (en) *	1975-12-19	1976-11-23	Honeywell Inc.	Extended range correct exposure annunciator
DE2625845C3 (de) *	1976-06-09	1978-11-09	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Zündschaltung für Quenchröhren in elektronischen Blitzgeräten
JPS52156618A (en) *	1976-06-23	1977-12-27	Nippon Chemical Ind	Flash camera controller
US4132923A (en) *	1976-07-01	1979-01-02	Braun Aktiengesellschaft	Circuit for light-integrator-controlled electronic flash unit
JPS5421070A (en) *	1977-07-18	1979-02-16	West Electric Co	Electronic flashing device
JPS5533152A (en) *	1978-08-30	1980-03-08	Minolta Camera Co Ltd	Shutter control system of electric shutter camera
JPS55134823A (en) *	1979-04-06	1980-10-21	Olympus Optical Co Ltd	Strobe light emission control system
JPS5645826U (de) *	1979-09-11	1981-04-24

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3646865A (en) *	1969-11-07	1972-03-07	Polaroid Corp	Electronic flashlamp control network

1971
- 1971-06-23 DE DE2131057A patent/DE2131057B2/de not_active Ceased
1972
- 1972-06-15 US US00262972A patent/US3809954A/en not_active Expired - Lifetime
- 1972-06-19 FR FR7222046A patent/FR2143076B1/fr not_active Expired
- 1972-06-19 GB GB2858372A patent/GB1376252A/en not_active Expired
- 1972-06-19 NL NL7208351A patent/NL7208351A/xx not_active Application Discontinuation
- 1972-06-19 IT IT9551/72A patent/IT959477B/it active
- 1972-06-19 CH CH914572A patent/CH553994A/de not_active IP Right Cessation
- 1972-06-19 DD DD163810A patent/DD99862A5/xx unknown
- 1972-06-19 SE SE7208048A patent/SE384965B/xx unknown
- 1972-06-19 BE BE785101A patent/BE785101A/xx unknown
- 1972-06-19 ES ES404013A patent/ES404013A1/es not_active Expired
- 1972-06-19 CA CA145,040A patent/CA1008917A/en not_active Expired
- 1972-06-19 AT AT528072A patent/AT324834B/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA1008917A (en)	1977-04-19
FR2143076A1 (de)	1973-02-02
DE2131057A1 (de)	1972-12-28
CH553994A (de)	1974-09-13
NL7208351A (de)	1972-12-28
BE785101A (fr)	1972-10-16
FR2143076B1 (de)	1977-12-23
SE384965B (sv)	1976-05-24
ES404013A1 (es)	1975-05-01
DD99862A5 (de)	1973-08-20
GB1376252A (en)	1974-12-04
US3809954A (en)	1974-05-07
IT959477B (it)	1973-11-10
DE2131057B2 (de)	1973-10-18

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Legal Events

Date	Code	Title	Description
1983-08-15	ELJ	Ceased due to non-payment of the annual fee