FR1587680A - - Google Patents

Info

Publication number
FR1587680A
FR1587680A FR1587680DA FR1587680A FR 1587680 A FR1587680 A FR 1587680A FR 1587680D A FR1587680D A FR 1587680DA FR 1587680 A FR1587680 A FR 1587680A
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.)
Expired
Application number
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1587680A publication Critical patent/FR1587680A/fr
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Air Bags (AREA)
  • Dental Preparations (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Cookers (AREA)
FR1587680D 1967-08-23 1968-08-22 Expired FR1587680A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66275667A 1967-08-23 1967-08-23

Publications (1)

Publication Number Publication Date
FR1587680A true FR1587680A (xx) 1970-03-27

Family

ID=24659083

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1587680D Expired FR1587680A (xx) 1967-08-23 1968-08-22

Country Status (4)

Country Link
BE (1) BE719784A (xx)
DE (1) DE1797120C3 (xx)
FR (1) FR1587680A (xx)
GB (1) GB1203857A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3911823A (en) * 1973-07-31 1975-10-14 Pains Wessex Ltd Pyrotechnic devices

Also Published As

Publication number Publication date
DE1797120C3 (de) 1974-04-04
BE719784A (xx) 1969-02-24
DE1797120B2 (de) 1973-08-30
DE1797120A1 (de) 1971-02-11
GB1203857A (en) 1970-09-03

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Legal Events

Date Code Title Description
ST Notification of lapse