FR2035002B1 - - Google Patents

Info

Publication number
FR2035002B1
FR2035002B1 FR7009335A FR7009335A FR2035002B1 FR 2035002 B1 FR2035002 B1 FR 2035002B1 FR 7009335 A FR7009335 A FR 7009335A FR 7009335 A FR7009335 A FR 7009335A FR 2035002 B1 FR2035002 B1 FR 2035002B1
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
FR7009335A
Other languages
French (fr)
Other versions
FR2035002A1 (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.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 DE19691913417 external-priority patent/DE1913417C3/en
Application filed by Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of FR2035002A1 publication Critical patent/FR2035002A1/fr
Application granted granted Critical
Publication of FR2035002B1 publication Critical patent/FR2035002B1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Treatment Of Fiber Materials (AREA)
FR7009335A 1969-03-17 1970-03-16 Expired FR2035002B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691913417 DE1913417C3 (en) 1969-03-17 Flash lamp

Publications (2)

Publication Number Publication Date
FR2035002A1 FR2035002A1 (en) 1970-12-18
FR2035002B1 true FR2035002B1 (en) 1974-05-31

Family

ID=5728360

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7009335A Expired FR2035002B1 (en) 1969-03-17 1970-03-16

Country Status (8)

Country Link
US (2) US3630650A (en)
AT (1) AT306508B (en)
BE (1) BE747426A (en)
CH (1) CH507474A (en)
FR (1) FR2035002B1 (en)
GB (1) GB1266256A (en)
NL (1) NL7003086A (en)
SE (1) SE349652B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3817683A (en) * 1971-02-05 1974-06-18 Gen Electric Photoflash lamps
US3770362A (en) * 1971-12-23 1973-11-06 Gte Sylvania Inc Moisture indicator for photoflash lamp
US3792957A (en) * 1972-06-26 1974-02-19 Gte Sylvania Inc Photoflash lamp
US3822109A (en) * 1972-11-21 1974-07-02 Gte Sylvania Inc Photoflash lamp
NL7311779A (en) * 1973-08-28 1975-03-04 Philips Nv METHOD OF MANUFACTURING A FLASH LAMP.
US4421493A (en) * 1982-03-01 1983-12-20 Gte Products Corporation Method of making photoflash lamp
US4449950A (en) * 1982-03-01 1984-05-22 Gte Products Corporation Method of making photoflash lamp to prevent shred migration into tip portion of lamp envelope during sealing thereof
US4445847A (en) * 1982-05-26 1984-05-01 Gte Products Corporation Photoflash lamp

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2162847A (en) * 1935-04-26 1939-06-20 Philips Nv Flash lamp
US2772703A (en) * 1950-10-26 1956-12-04 Sylvania Electric Prod Method and apparatus for filling flashbulbs
US3045460A (en) * 1960-04-27 1962-07-24 Sylvania Electric Prod Photoflash lamp
US3120694A (en) * 1960-08-10 1964-02-11 Gen Electric Method and apparatus for loading flash lamps with filamentary combustible material
US3158014A (en) * 1962-12-28 1964-11-24 Sylvania Electric Prod Photoflash lamp
US3228216A (en) * 1963-05-29 1966-01-11 Sylvania Electric Prod Photoflash lamp

Also Published As

Publication number Publication date
US3739441A (en) 1973-06-19
DE1913417B2 (en) 1977-06-23
BE747426A (en) 1970-08-31
CH507474A (en) 1971-05-15
FR2035002A1 (en) 1970-12-18
US3630650A (en) 1971-12-28
NL7003086A (en) 1970-09-21
GB1266256A (en) 1972-03-08
DE1913417A1 (en) 1970-10-01
SE349652B (en) 1972-10-02
AT306508B (en) 1973-04-10

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Legal Events

Date Code Title Description
ST Notification of lapse