FR837237A - Improvements in the manufacture of electric lamps - Google Patents

Improvements in the manufacture of electric lamps

Info

Publication number
FR837237A
FR837237A FR837237DA FR837237A FR 837237 A FR837237 A FR 837237A FR 837237D A FR837237D A FR 837237DA FR 837237 A FR837237 A FR 837237A
Authority
FR
France
Prior art keywords
manufacture
electric lamps
lamps
electric
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
Other languages
French (fr)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR837237A publication Critical patent/FR837237A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K5/00—Lamps for general lighting
    • H01K5/02—Lamps for general lighting with connections made at opposite ends, e.g. tubular lamp with axially arranged filament
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/32—Seals for leading-in conductors
    • H01J5/40—End-disc seals, e.g. flat header
    • H01J5/42—End-disc seals, e.g. flat header using intermediate part
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/32—Seals for leading-in conductors
    • H01J5/44—Annular seals disposed between the ends of the vessel
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/20—Sealing-in wires directly into the envelope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
    • H01J2893/0034—Lamp bases
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
    • H01J2893/0034—Lamp bases
    • H01J2893/0036—Lamp bases having wires, ribbons or tubes placed between two vessel walls and being perpendicular to at least one of said walls
FR837237D 1937-04-30 1938-04-28 Improvements in the manufacture of electric lamps Expired FR837237A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US139912A US2191346A (en) 1937-04-30 1937-04-30 Electric lamp or similar device and method of manufacture

Publications (1)

Publication Number Publication Date
FR837237A true FR837237A (en) 1939-02-06

Family

ID=22488857

Family Applications (1)

Application Number Title Priority Date Filing Date
FR837237D Expired FR837237A (en) 1937-04-30 1938-04-28 Improvements in the manufacture of electric lamps

Country Status (7)

Country Link
US (1) US2191346A (en)
BE (1) BE427839A (en)
CH (1) CH53701A (en)
DE (1) DE687262C (en)
FR (1) FR837237A (en)
GB (1) GB514264A (en)
NL (1) NL53701C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1069779B (en) * 1959-11-26

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427711A (en) * 1945-02-16 1947-09-23 Gen Electric Electric lamp and seal therefor
US2453986A (en) * 1945-05-07 1948-11-16 Gen Electric Circular electric lamp
US2449650A (en) * 1947-10-01 1948-09-21 Gen Electric Incandescent lamp and method of manufacture
US2787510A (en) * 1951-03-01 1957-04-02 Gen Electric Co Ltd Manufacture of electrical devices having gas-filled sealed envelopes
NL242770A (en) * 1958-09-26
US3040204A (en) * 1960-03-04 1962-06-19 Donald J Belknap Microminiature incandescent lamp
US3271093A (en) * 1960-06-10 1966-09-06 Westinghouse Electric Corp Method for making incandescent lamps
US3221386A (en) * 1960-07-07 1965-12-07 Ohmega Lab Method of making an electrical device comprising a glass capsule and a wire lead fused therein
DE1184136B (en) * 1960-07-09 1964-12-23 Heinrich Sprehe Haymaking machine
US3505556A (en) * 1966-07-08 1970-04-07 Donald J Belknap Cylindrical miniature incandescent lamps and methods of making the same
US3646387A (en) * 1970-05-26 1972-02-29 Gen Electric Electric incandescent lamp with tapered sealing collar
US3914640A (en) * 1971-05-28 1975-10-21 Donald J Belknap Incandescent lamps having preformed filament units
US3864590A (en) * 1973-12-10 1975-02-04 Rca Corp Electron discharge device having a hollow conductor integral with the envelope thereof
US5127864A (en) * 1991-03-21 1992-07-07 Gte Products Corporation Method of making a double ended lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1069779B (en) * 1959-11-26

Also Published As

Publication number Publication date
GB514264A (en) 1939-11-03
CH53701A (en) 1912-03-16
NL53701C (en)
DE687262C (en) 1940-01-26
BE427839A (en)
US2191346A (en) 1940-02-20

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