NL160142C - Inrichting voorzien van een elektronische flitslamp. - Google Patents

Inrichting voorzien van een elektronische flitslamp.

Info

Publication number: NL160142C
Authority: NL; Netherlands
Prior art keywords: flash lamp; electronic flash; equipment equipped; equipment; electronic
Prior art date: 1969-03-01

Application number

NL7002788.A

Other languages

English (en)

Dutch (nl)

Other versions

NL7002788A (fr

NL160142B (nl

Original Assignee

Philips Nv

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.)

1969-03-01

Filing date

1970-02-26

Publication date

1979-09-17

1970-02-26 Application filed by Philips Nv filed Critical Philips Nv

1970-09-03 Publication of NL7002788A publication Critical patent/NL7002788A/xx

1979-04-17 Publication of NL160142B publication Critical patent/NL160142B/xx

1979-09-17 Application granted granted Critical

1979-09-17 Publication of NL160142C publication Critical patent/NL160142C/xx

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

NL7002788.A 1969-03-01 1970-02-26 Inrichting voorzien van een elektronische flitslamp. NL160142C (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19691910544 DE1910544B2 (de)	1969-03-01	1969-03-01	Elektronisches blitzlichtgeraet mit von der helligkeit des aufnahmeobjektes gesteuerter blitzroehrenentladung

Publications (3)

Publication Number	Publication Date
NL7002788A NL7002788A (fr)	1970-09-03
NL160142B NL160142B (nl)	1979-04-17
NL160142C true NL160142C (nl)	1979-09-17

Family

ID=5726853

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7002788.A NL160142C (nl)	1969-03-01	1970-02-26	Inrichting voorzien van een elektronische flitslamp.

Country Status (7)

Country	Link
US (1)	US3790847A (fr)
JP (1)	JPS4831621B1 (fr)
BE (1)	BE746703A (fr)
DE (1)	DE1910544B2 (fr)
FR (1)	FR2033094A5 (fr)
GB (1)	GB1292373A (fr)
NL (1)	NL160142C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4625151A (en) *	1982-10-28	1986-11-25	Canon Kabushiki Kaisha	Flash device with back-up capacitor voltage supply

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3238419A (en) *	1962-06-07	1966-03-01	Gen Electric	Electrical protective circuit
US3376470A (en) *	1965-08-12	1968-04-02	Atomic Energy Commission Usa	Capacitor discharge circuit for starting and sustaining a welding arc
US3591829A (en) *	1967-04-20	1971-07-06	Minolta Camera Kk	Automatic control device for electronic flash
US3497768A (en) *	1968-03-05	1970-02-24	Addressograph Multigraph	One shot operation circuit for a gas discharge lamp
DE1764204B1 (de) *	1968-04-23	1972-01-05	Bosch Photokino Gmbh	Elektronenbli/tzgeraet

1969
- 1969-03-01 DE DE19691910544 patent/DE1910544B2/de not_active Ceased
1970
- 1970-02-24 US US00013373A patent/US3790847A/en not_active Expired - Lifetime
- 1970-02-26 FR FR7006912A patent/FR2033094A5/fr not_active Expired
- 1970-02-26 JP JP45015968A patent/JPS4831621B1/ja active Pending
- 1970-02-26 GB GB9377/70A patent/GB1292373A/en not_active Expired
- 1970-02-26 NL NL7002788.A patent/NL160142C/xx not_active IP Right Cessation
- 1970-02-27 BE BE746703D patent/BE746703A/fr not_active IP Right Cessation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4625151A (en) *	1982-10-28	1986-11-25	Canon Kabushiki Kaisha	Flash device with back-up capacitor voltage supply

Also Published As

Publication number	Publication date
DE1910544B2 (de)	1972-01-13
NL7002788A (fr)	1970-09-03
GB1292373A (en)	1972-10-11
JPS4831621B1 (fr)	1973-10-01
US3790847A (en)	1974-02-05
DE1910544A1 (de)	1970-12-17
FR2033094A5 (fr)	1970-11-27
NL160142B (nl)	1979-04-17
BE746703A (fr)	1970-08-27

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Legal Events

Date	Code	Title	Description
1983-10-17	V1	Lapsed because of non-payment of the annual fee
1990-02-25	NL80	Information provided on patent owner name for an already discontinued patent	Owner name: PHILIPS