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GB523538A - Improvements in incandescent electric lamps - Google Patents

Improvements in incandescent electric lamps

Info

Publication number
GB523538A
GB523538A GB153/39A GB15339A GB523538A GB 523538 A GB523538 A GB 523538A GB 153/39 A GB153/39 A GB 153/39A GB 15339 A GB15339 A GB 15339A GB 523538 A GB523538 A GB 523538A
Authority
GB
United Kingdom
Prior art keywords
bulb
metal
glass
lamp
xenon
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
GB153/39A
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.)
Claude Paz et Visseaux SA
Original Assignee
Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva
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 Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva filed Critical Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva
Publication of GB523538A publication Critical patent/GB523538A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/22—Formation of filaments, threads, or the like with a crimped or curled structure; with a special structure to simulate wool
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/34—Double wall vessels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/58—Cooling arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
GB153/39A 1938-06-27 1939-01-03 Improvements in incandescent electric lamps Expired GB523538A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH523538X 1938-06-27

Publications (1)

Publication Number Publication Date
GB523538A true GB523538A (en) 1940-07-17

Family

ID=4518105

Family Applications (1)

Application Number Title Priority Date Filing Date
GB153/39A Expired GB523538A (en) 1938-06-27 1939-01-03 Improvements in incandescent electric lamps

Country Status (6)

Country Link
US (1) US2228342A (es)
BE (1) BE434804A (es)
CH (1) CH215234A (es)
FR (1) FR856953A (es)
GB (1) GB523538A (es)
NL (1) NL56363C (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2894166A (en) * 1949-04-02 1959-07-07 Heraeus Gmbh W C Heat radiation devices
DE1539552B2 (de) * 1965-06-23 1976-10-14 Fabriques Reunies de Lampes Electriques, Issy-les-Moulineaux, Hauts-de-Seine (Frankreich) Elektrische gluehlampe oder entladungslampe
US3479548A (en) * 1966-07-06 1969-11-18 Airequipt Inc Enveloped quartz iodine lamp
US3652846A (en) * 1968-03-14 1972-03-28 Walter A Starck Underwater hand light
US3619682A (en) * 1969-04-01 1971-11-09 Sylvania Electric Prod Arc discharge lamp including means for cooling envelope surrounding an arc tube
US4463277A (en) * 1980-08-11 1984-07-31 North American Philips Lighting Corporation Compact halogen-cycle incandescent lamp, and lamp unit utilizing such lamp as a light source
US5793159A (en) * 1996-10-28 1998-08-11 Welch Allyn, Inc. Lensed end lamp with curved filament for uniform illumination
DE29810006U1 (de) * 1998-06-04 1998-10-01 TRW Occupant Restraint Systems GmbH & Co. KG, 73553 Alfdorf Zünder für einen Gasgenerator

Also Published As

Publication number Publication date
CH215234A (fr) 1941-06-15
US2228342A (en) 1941-01-14
NL56363C (es)
BE434804A (es)
FR856953A (fr) 1940-08-19

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