ES363967A1 - Una lampara de flash fotografico. - Google Patents

Una lampara de flash fotografico.

Info

Publication number
ES363967A1
ES363967A1 ES363967A ES363967A ES363967A1 ES 363967 A1 ES363967 A1 ES 363967A1 ES 363967 A ES363967 A ES 363967A ES 363967 A ES363967 A ES 363967A ES 363967 A1 ES363967 A1 ES 363967A1
Authority
ES
Spain
Prior art keywords
thermal expansion
linear thermal
photoflash lamp
oxides
alkali oxides
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
ES363967A
Other languages
English (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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of ES363967A1 publication Critical patent/ES363967A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
    • C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
    • 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)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
ES363967A 1968-02-23 1969-02-22 Una lampara de flash fotografico. Expired ES363967A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA877428T
US70767268A 1968-02-23 1968-02-23

Publications (1)

Publication Number Publication Date
ES363967A1 true ES363967A1 (es) 1971-01-01

Family

ID=75300188

Family Applications (1)

Application Number Title Priority Date Filing Date
ES363967A Expired ES363967A1 (es) 1968-02-23 1969-02-22 Una lampara de flash fotografico.

Country Status (10)

Country Link
US (1) US3506385A (es)
JP (1) JPS4930750B1 (es)
BE (1) BE728750A (es)
BR (1) BR6906278D0 (es)
CA (1) CA877428A (es)
DE (2) DE6906676U (es)
ES (1) ES363967A1 (es)
FR (1) FR2002489A1 (es)
GB (1) GB1231517A (es)
SE (1) SE339794B (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3723790A (en) * 1971-02-01 1973-03-27 Corning Glass Works Electrical lamp or tube comprising copper coated nickel-iron alloy electrical current conductors and a glass enclosure
US3817683A (en) * 1971-02-05 1974-06-18 Gen Electric Photoflash lamps
US3832124A (en) * 1972-10-02 1974-08-27 F Loughridge Photoflash lamp
US3813205A (en) * 1972-11-21 1974-05-28 Gen Electric Ultrasonically etched photoflash lamp
US3897197A (en) * 1974-07-10 1975-07-29 Gte Sylvania Inc New transparent low thermal conductivity glass compositions and lamp envelopes made therefrom
US3947223A (en) * 1974-07-10 1976-03-30 Gte Sylvania Incorporated Photoflash lamp
CA1044909A (en) * 1974-09-25 1978-12-26 Donald E. Armstrong Photoflash lamp
US4045156A (en) * 1974-12-23 1977-08-30 Gte Sylvania Incorporated Photoflash lamp
US3947225A (en) * 1975-03-31 1976-03-30 Gte Sylvania Incorporated Photoflash lamp
US4038020A (en) * 1975-10-10 1977-07-26 Gte Sylvania Incorporated Photoflash lamp
US4279590A (en) * 1976-06-23 1981-07-21 Gte Products Corporation Lamp with protective coating and method of applying same
US4310773A (en) * 1979-05-16 1982-01-12 General Electric Company Glass flash tube
US4342553A (en) * 1980-10-01 1982-08-03 General Electric Company Glass to nickel-iron alloy seal
US4497756A (en) * 1981-10-05 1985-02-05 Gte Products Corporation Method of making a photoflash article using injection molding
US4487574A (en) * 1982-12-20 1984-12-11 General Electric Company Switching device for photoflash unit
US4553928A (en) * 1983-02-25 1985-11-19 General Electric Company Switching device for photoflash unit
JPS61205284U (es) * 1985-06-13 1986-12-24
US4855260A (en) * 1988-07-08 1989-08-08 Corning Incorporated Glasses exhibiting low thermal coefficients of elasticity
EP1178020B1 (en) * 1999-11-29 2007-03-07 Nippon Electric Glass Co., Ltd Tungsten seal glass for fluorescent lamp
CN108397667A (zh) * 2018-03-23 2018-08-14 深圳市原易科技有限公司 自拍装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2865186A (en) * 1955-06-20 1958-12-23 Sylvania Electric Prod High-intensity photoflash 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
BE728750A (es) 1969-08-21
CA877428A (en) 1971-08-03
BR6906278D0 (pt) 1973-01-18
DE1908458A1 (de) 1969-09-25
US3506385A (en) 1970-04-14
DE1908458C3 (de) 1973-10-25
SE339794B (es) 1971-10-18
DE1908458B2 (de) 1973-04-05
DE6906676U (de) 1974-01-17
GB1231517A (es) 1971-05-12
FR2002489A1 (es) 1969-10-17
JPS4930750B1 (es) 1974-08-15

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