AU4649072A - Photoflash lamps - Google Patents

Photoflash lamps

Info

Publication number
AU4649072A
AU4649072A AU46490/72A AU4649072A AU4649072A AU 4649072 A AU4649072 A AU 4649072A AU 46490/72 A AU46490/72 A AU 46490/72A AU 4649072 A AU4649072 A AU 4649072A AU 4649072 A AU4649072 A AU 4649072A
Authority
AU
Australia
Prior art keywords
photoflash lamps
photoflash
lamps
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
AU46490/72A
Other languages
English (en)
Inventor
Donald E Armstrong
David R Broadt
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.)
GTE Sylvania Inc
Original Assignee
GTE Sylvania Inc
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
Application filed by GTE Sylvania Inc filed Critical GTE Sylvania Inc
Publication of AU4649072A publication Critical patent/AU4649072A/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
    • G03B15/0478—Combinations of photographic apparatus with percussion type flash ignition systems
    • G03B15/0484—Constructional details of the flash apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K5/00—Light sources using charges of combustible material, e.g. illuminating flash devices
    • F21K5/02—Light sources using charges of combustible material, e.g. illuminating flash devices ignited in a non-disrupting container, e.g. photo-flash bulb
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K5/00—Light sources using charges of combustible material, e.g. illuminating flash devices
    • F21K5/02—Light sources using charges of combustible material, e.g. illuminating flash devices ignited in a non-disrupting container, e.g. photo-flash bulb
    • F21K5/023—Ignition devices in photo flash bulbs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Luminescent Compositions (AREA)
AU46490/72A 1971-09-09 1972-09-08 Photoflash lamps Expired AU4649072A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US179056A US3895902A (en) 1971-09-09 1971-09-09 Photoflash lamp

Publications (1)

Publication Number Publication Date
AU4649072A true AU4649072A (en) 1974-03-14

Family

ID=22655050

Family Applications (1)

Application Number Title Priority Date Filing Date
AU46490/72A Expired AU4649072A (en) 1971-09-09 1972-09-08 Photoflash lamps

Country Status (8)

Country Link
US (1) US3895902A (ja)
JP (1) JPS5441204B2 (ja)
AU (1) AU4649072A (ja)
BE (1) BE788531A (ja)
CA (1) CA975572A (ja)
DE (1) DE2244182A1 (ja)
GB (1) GB1401314A (ja)
ZA (1) ZA726043B (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217089A (en) * 1975-02-03 1980-08-12 Gte Products Corporation Photoflash lamp

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2857752A (en) * 1954-04-07 1958-10-28 Gen Electric Flash lamp
US2982119A (en) * 1959-04-27 1961-05-02 Gen Electric Flash lamp
DE1189852B (de) * 1962-02-09 1965-03-25 Patra Patent Treuhand Elektrische Blitzlichtlampen und Verfahren zu ihrer Herstellung

Also Published As

Publication number Publication date
ZA726043B (en) 1973-07-25
JPS4857625A (ja) 1973-08-13
GB1401314A (en) 1975-07-16
JPS5441204B2 (ja) 1979-12-07
US3895902A (en) 1975-07-22
DE2244182A1 (de) 1973-03-15
CA975572A (en) 1975-10-07
BE788531A (fr) 1973-03-08

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