FR2225688A1 - - Google Patents

Info

Publication number
FR2225688A1
FR2225688A1 FR7412994A FR7412994A FR2225688A1 FR 2225688 A1 FR2225688 A1 FR 2225688A1 FR 7412994 A FR7412994 A FR 7412994A FR 7412994 A FR7412994 A FR 7412994A FR 2225688 A1 FR2225688 A1 FR 2225688A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7412994A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2225688A1 publication Critical patent/FR2225688A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
  • Golf Clubs (AREA)
FR7412994A 1973-04-16 1974-04-12 Withdrawn FR2225688A1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7305265A NL7305265A (enExample) 1973-04-16 1973-04-16

Publications (1)

Publication Number Publication Date
FR2225688A1 true FR2225688A1 (enExample) 1974-11-08

Family

ID=19818651

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7412994A Withdrawn FR2225688A1 (enExample) 1973-04-16 1974-04-12

Country Status (12)

Country Link
US (1) US3955911A (enExample)
JP (1) JPS5010129A (enExample)
AT (1) ATA309374A (enExample)
AU (1) AU6790074A (enExample)
BE (1) BE813781A (enExample)
CA (1) CA1008685A (enExample)
DE (1) DE2416863A1 (enExample)
ES (1) ES425307A1 (enExample)
FR (1) FR2225688A1 (enExample)
GB (1) GB1414447A (enExample)
IT (1) IT1009839B (enExample)
NL (1) NL7305265A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5346289A (en) * 1992-10-30 1994-09-13 Total Quality Enterprises, Inc. Control valve for hydraulic braking system
US5821451A (en) * 1996-12-19 1998-10-13 Eastman Kodak Company Photoflash particle mixture

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3567351A (en) * 1969-03-03 1971-03-02 Sylvania Electric Prod Percussively ignitable flashbulbs having means for determining the condition thereof
US3625641A (en) * 1969-05-23 1971-12-07 Sylvania Electric Prod Photoflash lamp
US3776685A (en) * 1971-11-15 1973-12-04 Gen Electric Flashlamp primer precoating
DE2230005A1 (de) * 1972-06-20 1974-01-17 Hoechst Ag Verfahren zur kontinuierlichen herstellung von kristallisiertem ammoniumthiosulfat

Also Published As

Publication number Publication date
AU6790074A (en) 1975-10-16
BE813781A (fr) 1974-10-16
ATA309374A (de) 1976-07-15
NL7305265A (enExample) 1974-10-18
US3955911A (en) 1976-05-11
IT1009839B (it) 1976-12-20
ES425307A1 (es) 1976-05-16
JPS5010129A (enExample) 1975-02-01
CA1008685A (en) 1977-04-19
GB1414447A (en) 1975-11-19
DE2416863A1 (de) 1974-10-24

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Legal Events

Date Code Title Description
ST Notification of lapse