GB1330906A - Flash bulb device - Google Patents

Flash bulb device

Info

Publication number
GB1330906A
GB1330906A GB4656770A GB4656770A GB1330906A GB 1330906 A GB1330906 A GB 1330906A GB 4656770 A GB4656770 A GB 4656770A GB 4656770 A GB4656770 A GB 4656770A GB 1330906 A GB1330906 A GB 1330906A
Authority
GB
United Kingdom
Prior art keywords
bulbs
bulb
switching element
ignition
shunts
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
GB4656770A
Other languages
English (en)
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.)
Filing date
Publication date
Priority claimed from NL6915055.A external-priority patent/NL158299B/xx
Application filed by Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1330906A publication Critical patent/GB1330906A/en
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
    • G03B15/04—Combinations of cameras with non-electronic flash apparatus; Non-electronic flash units
    • G03B15/0452—Electrical ignition means connected to the shutter
    • G03B15/0457—Ignition mechanisms for sequential ignition of flash lamps

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Stroboscope Apparatuses (AREA)
GB4656770A 1969-10-03 1970-09-30 Flash bulb device Expired GB1330906A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6915055.A NL158299B (nl) 1947-03-25 1969-10-03 Inrichting voor het na elkaar ontsteken van verbrandingsflitslampen.

Publications (1)

Publication Number Publication Date
GB1330906A true GB1330906A (en) 1973-09-19

Family

ID=19808041

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4656770A Expired GB1330906A (en) 1969-10-03 1970-09-30 Flash bulb device

Country Status (7)

Country Link
US (1) US3726631A (xx)
JP (1) JPS5317899B1 (xx)
AT (1) AT334201B (xx)
BE (1) BE757008A (xx)
CH (1) CH543845A (xx)
GB (1) GB1330906A (xx)
SE (1) SE354563B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7506653A (nl) * 1975-06-05 1976-12-07 Philips Nv Flitspakket voorzien van tenminste twee verbran- dingsflitslampen.
NL7703634A (nl) * 1977-04-04 1978-10-06 Philips Nv Flitslampeneenheid.
US4432723A (en) * 1982-07-12 1984-02-21 Gte Products Corporation Multilamp photoflash unit with improved quick-disconnect switch
KR20240056640A (ko) 2021-11-18 2024-04-30 아사히 가세이 가부시키가이샤 형광 셀룰로오스 입자

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3443875A (en) * 1965-10-21 1969-05-13 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Series flash device
US3562508A (en) * 1966-02-18 1971-02-09 Agfa Gevaert Ag Flash unit
NL154332B (nl) * 1966-06-04 1977-08-15 Philips Nv Serieflitsarmatuur met achtereenvolgens te ontsteken flitslampen.
US3518487A (en) * 1967-01-31 1970-06-30 Tokyo Shibaura Electric Co Photoflashing circuit device
US3544251A (en) * 1968-10-01 1970-12-01 Polaroid Corp Apparatus for sequentially selecting photoflash lamps for ignition
US3532931A (en) * 1968-12-16 1970-10-06 Gen Electric Photoflash assembly for sequentially flashing lamps utilizing voltage and current responsive devices

Also Published As

Publication number Publication date
ATA882970A (de) 1976-04-15
BE757008A (fr) 1971-04-02
DE2046187A1 (de) 1971-04-15
US3726631A (en) 1973-04-10
AT334201B (de) 1976-01-10
CH543845A (de) 1973-10-31
JPS5317899B1 (xx) 1978-06-12
DE2046187B2 (de) 1977-04-21
SE354563B (xx) 1973-03-12

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Legal Events

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