GB674507A - - Google Patents

Info

Publication number
GB674507A
GB674507A GB674507DA GB674507A GB 674507 A GB674507 A GB 674507A GB 674507D A GB674507D A GB 674507DA GB 674507 A GB674507 A GB 674507A
Authority
GB
United Kingdom
Prior art keywords
wires
leading
sealed
wall
bent
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.)
Active
Application number
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.)
Publication of GB674507A publication Critical patent/GB674507A/en
Active legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
    • H01K1/44—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp directly applied to, or forming part of, the vessel
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/125—Deflectable by temperature change [e.g., thermostat element]
    • Y10T428/12507—More than two components
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
    • Y10T428/12597—Noncrystalline silica or noncrystalline plural-oxide component [e.g., glass, etc.]

Landscapes

  • Resistance Heating (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

674,507. Lamp caps. BRITISH THOMSONHOUSTON CO., Ltd. Aug. 23, 1950 [Sept. 1, 1949], No. 20892/50. Class 38 (i). [Also in Groups XI and XXIII] An electric incandescent lamp comprising a sealed glass enve. lope 1 enclosing a filament 10 is provided with leading-in wires 8 having relatively rigid outer portions 11 which are bent to project laterally outward from the wall of the envelope and then bent back upon themselves at 12 to form terminal contact loops 13 with their extremities 14 sealed into the glass wall. The leading- in wires are made of silver-plated iron containing a small percentage of carbon, e.g. 0.05 per cent.
GB674507D 1949-09-01 Active GB674507A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US113654A US2542326A (en) 1949-09-01 1949-09-01 Electric lamp and manufacture thereof

Publications (1)

Publication Number Publication Date
GB674507A true GB674507A (en)

Family

ID=22350743

Family Applications (1)

Application Number Title Priority Date Filing Date
GB674507D Active GB674507A (en) 1949-09-01

Country Status (3)

Country Link
US (1) US2542326A (en)
FR (1) FR1024098A (en)
GB (1) GB674507A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1043502B (en) * 1955-09-07 1958-11-13 British Thomson Houston Co Ltd Electric lamp with a glass bulb and an outwardly protruding flat glass pinch foot

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2860274A (en) * 1955-07-21 1958-11-11 British Thomson Houston Co Ltd Electrical lamps
US2924735A (en) * 1957-01-31 1960-02-09 Westinghouse Electric Corp Incandescent lamp
US3116992A (en) * 1959-10-02 1964-01-07 Gen Electric Method of manufacture of lamp filament supports
US4088918A (en) * 1976-07-06 1978-05-09 Gte Sylvania Incorporated Incandescent lamp having embedded support wires

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US277646A (en) * 1883-05-15 Edward weston
US1923144A (en) * 1931-03-13 1933-08-22 Elmer J Graf Illuminated ornamental device for decorative purposes
US2120087A (en) * 1935-10-01 1938-06-07 Elliott I Clemence Electric light bulb
GB472753A (en) * 1937-05-19 1937-09-29 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Improvements in or relating to caps for electric incandescent lamps or the like

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1043502B (en) * 1955-09-07 1958-11-13 British Thomson Houston Co Ltd Electric lamp with a glass bulb and an outwardly protruding flat glass pinch foot
DE1062345B (en) * 1955-09-07 1959-07-30 British Thomson Houston Co Ltd Electric lamp with a glass bulb and a flat glass pinch foot

Also Published As

Publication number Publication date
FR1024098A (en) 1953-03-27
US2542326A (en) 1951-02-20

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