GB1328553A - Electronic flash tube - Google Patents

Electronic flash tube

Info

Publication number: GB1328553A
Authority: GB; United Kingdom
Prior art keywords: capacitor; tube; flash; switching element; flash tube
Prior art date: 1969-11-08
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

GB5271370A

Other languages

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.)

Philips Electronics UK Ltd

Original Assignee

Philips Electronic and Associated Industries Ltd

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.)

1969-11-08

Filing date

1970-11-05

Publication date

1973-08-30

1970-11-05 Application filed by Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd

1973-08-30 Publication of GB1328553A publication Critical patent/GB1328553A/en

Status Expired legal-status Critical Current

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

Landscapes

Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Stroboscope Apparatuses (AREA)
Exposure Control For Cameras (AREA)

GB5271370A 1969-11-08 1970-11-05 Electronic flash tube Expired GB1328553A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL6916883.A NL161032C (nl)	1969-11-08	1969-11-08	Inrichting voorzien van een elektronische flitslamp.

Publications (1)

Publication Number	Publication Date
GB1328553A true GB1328553A (en)	1973-08-30

Family

ID=19808346

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB5271370A Expired GB1328553A (en)	1969-11-08	1970-11-05	Electronic flash tube

Country Status (9)

Country	Link
US (1)	US3716753A (fr)
JP (1)	JPS4832726B1 (fr)
AT (1)	AT316988B (fr)
BE (1)	BE758643A (fr)
CH (1)	CH527544A (fr)
FR (1)	FR2069108A5 (fr)
GB (1)	GB1328553A (fr)
NL (1)	NL161032C (fr)
SE (1)	SE354767B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3787704A (en) *	1970-02-20	1974-01-22	Loewe Opta Gmbh	Electronic flash unit with controlled light energy
US3878433A (en) *	1971-11-17	1975-04-15	Sato Koki Kk	Photographic flashlight apparatus with improved automatic light termination means
JPS4916421A (fr) *	1972-06-01	1974-02-13
US3836818A (en) *	1973-02-22	1974-09-17	R Berglas	Strobe light trigger circuit
DE2423527A1 (de) *	1974-05-15	1975-11-27	Rollei Werke Franke Heidecke	Elektronenblitzgeraet mit belichtungsmess- und blitzbegrenzungseinrichtung
JPH09127578A (ja) *	1995-11-02	1997-05-16	Olympus Optical Co Ltd	ストロボ装置
US10976794B2 (en)	2017-12-21	2021-04-13	Carrier Corporation	Low latency power supply for notification appliance synchronization

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3340426A (en) *	1965-05-04	1967-09-05	Honeywell Inc	Control system for terminating the discharge through a flash lamp
DE1772129A1 (de) *	1968-04-03	1971-11-11	Bosch Elektronik Gmbh	Elektronenblitzgeraet
US3517255A (en) *	1968-07-25	1970-06-23	Honeywell Inc	Flash apparatus with automatic light termination using light activated silicon controlled rectifier

0
- BE BE758643D patent/BE758643A/fr unknown
1969
- 1969-11-08 NL NL6916883.A patent/NL161032C/xx active
1970
- 1970-11-03 US US00086516A patent/US3716753A/en not_active Expired - Lifetime
- 1970-11-05 SE SE14979/70A patent/SE354767B/xx unknown
- 1970-11-05 AT AT996470A patent/AT316988B/de active
- 1970-11-05 GB GB5271370A patent/GB1328553A/en not_active Expired
- 1970-11-05 JP JP45096923A patent/JPS4832726B1/ja active Pending
- 1970-11-05 CH CH1643270A patent/CH527544A/de not_active IP Right Cessation
- 1970-11-06 FR FR7039955A patent/FR2069108A5/fr not_active Expired

Also Published As

Publication number	Publication date
JPS4832726B1 (fr)	1973-10-08
DE2053411B2 (de)	1977-04-14
AT316988B (de)	1974-08-12
BE758643A (fr)	1971-05-06
DE2053411A1 (de)	1971-05-19
NL6916883A (fr)	1971-05-11
NL161032C (nl)	1979-12-17
US3716753A (en)	1973-02-13
SE354767B (fr)	1973-03-19
CH527544A (de)	1972-08-31
FR2069108A5 (fr)	1971-09-03
NL161032B (nl)	1979-07-16

Similar Documents

Publication	Publication Date	Title
US3519879A (en)	1970-07-07	Flash apparatus with automatic light termination having gating and anticipation means
US3344311A (en)	1967-09-26	Compensating control circuit
US3249807A (en)	1966-05-03	Control circuit using parallel control rectifiers
US3375403A (en)	1968-03-26	Electrical system for discharge device
US3814985A (en)	1974-06-04	Electronic flash unit having protective circuit for flash terminating switch
GB1408710A (en)	1975-10-01	Photographic electronic flash apparatus
US3517255A (en)	1970-06-23	Flash apparatus with automatic light termination using light activated silicon controlled rectifier
US3541387A (en)	1970-11-17	Control system for terminating the discharge of a flash lamp
US3648104A (en)	1972-03-07	Electronic flash unit with preliminary flash for automatic timing
US3716752A (en)	1973-02-13	Electronic flash intensity control circuits
US3353062A (en)	1967-11-14	Flasher device
US3569779A (en)	1971-03-09	High voltage power supply for a flash discharge lamp
GB1328553A (en)	1973-08-30	Electronic flash tube
US3896333A (en)	1975-07-22	Electronic flash device
GB1223733A (en)	1971-03-03	Improvements in the starting and operating of discharge tubes
US2877385A (en)	1959-03-10	Electric system
US2791724A (en)	1957-05-07	Switching circuit
US3105170A (en)	1963-09-24	Apparatus for charging and regulating the voltage across a capacitor
US3723849A (en)	1973-03-27	Circuit arrangement for charging a storage capacitor
US3743859A (en)	1973-07-03	Electric switching device including thyristors
GB1231910A (fr)	1971-05-12
ES356518A1 (es)	1970-01-16	Un dispositivo para encender una lampara de descarga de gasyno vapor.
US3696268A (en)	1972-10-03	Arrangement including an electronic flash tube
US3417296A (en)	1968-12-17	Electronic timer circuit
GB1307244A (en)	1973-02-14	Arrangement provided with a discharge flash tube

Legal Events

Date	Code	Title	Description
1974-01-09	PS	Patent sealed [section 19, patents act 1949]
1981-06-17	PCNP	Patent ceased through non-payment of renewal fee