AU3713771A - Improved photoflash lamps - Google Patents

Improved photoflash lamps

Info

Publication number
AU3713771A
AU3713771A AU37137/71A AU3713771A AU3713771A AU 3713771 A AU3713771 A AU 3713771A AU 37137/71 A AU37137/71 A AU 37137/71A AU 3713771 A AU3713771 A AU 3713771A AU 3713771 A AU3713771 A AU 3713771A
Authority
AU
Australia
Prior art keywords
photoflash lamps
improved
improved photoflash
lamps
photoflash
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
AU37137/71A
Other languages
English (en)
Inventor
Wilson Shaffer John
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 AU3713771A publication Critical patent/AU3713771A/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
    • F21K5/023—Ignition devices in photo flash bulbs
    • 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
    • F21K5/026—Ignition devices in photo flash bulbs using mechanical firing, e.g. percussion of a fulminating charge

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)
AU37137/71A 1970-12-28 1971-12-20 Improved photoflash lamps Expired AU3713771A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10163370A 1970-12-28 1970-12-28
USUS101633 1970-12-28

Publications (1)

Publication Number Publication Date
AU3713771A true AU3713771A (en) 1973-06-28

Family

ID=22285660

Family Applications (1)

Application Number Title Priority Date Filing Date
AU37137/71A Expired AU3713771A (en) 1970-12-28 1971-12-20 Improved photoflash lamps

Country Status (5)

Country Link
US (1) US3706522A (enrdf_load_stackoverflow)
JP (1) JPS5432329B1 (enrdf_load_stackoverflow)
AU (1) AU3713771A (enrdf_load_stackoverflow)
GB (1) GB1315645A (enrdf_load_stackoverflow)
ZA (1) ZA718619B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3930784A (en) * 1974-12-19 1976-01-06 General Electric Company Photoflash lamp having non-shorting construction
US4445847A (en) * 1982-05-26 1984-05-01 Gte Products Corporation Photoflash lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3535064A (en) * 1968-09-06 1970-10-20 Sylvania Electric Prod Photoflash lamp

Also Published As

Publication number Publication date
ZA718619B (en) 1972-09-27
JPS5432329B1 (enrdf_load_stackoverflow) 1979-10-13
GB1315645A (en) 1973-05-02
US3706522A (en) 1972-12-19

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