CA946457A - Method of manufacturing an incandescent lamp - Google Patents

Method of manufacturing an incandescent lamp

Info

Publication number
CA946457A
CA946457A CA140,804A CA140804A CA946457A CA 946457 A CA946457 A CA 946457A CA 140804 A CA140804 A CA 140804A CA 946457 A CA946457 A CA 946457A
Authority
CA
Canada
Prior art keywords
manufacturing
incandescent lamp
incandescent
lamp
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
CA140,804A
Other languages
English (en)
Other versions
CA140804S (en
Inventor
Piet Wiedijk
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA946457A publication Critical patent/CA946457A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
    • H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
    • H01K1/56—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
CA140,804A 1971-04-29 1972-04-28 Method of manufacturing an incandescent lamp Expired CA946457A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7105839A NL7105839A (fr) 1971-04-29 1971-04-29

Publications (1)

Publication Number Publication Date
CA946457A true CA946457A (en) 1974-04-30

Family

ID=19813035

Family Applications (1)

Application Number Title Priority Date Filing Date
CA140,804A Expired CA946457A (en) 1971-04-29 1972-04-28 Method of manufacturing an incandescent lamp

Country Status (7)

Country Link
US (1) US3784275A (fr)
JP (1) JPS5229546B1 (fr)
CA (1) CA946457A (fr)
DE (1) DE2217531B2 (fr)
FR (1) FR2136770A5 (fr)
GB (1) GB1318168A (fr)
NL (1) NL7105839A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4727286A (en) * 1981-11-16 1988-02-23 Gte Products Corporation Electric lamp including oxygen getter
EP0295592A3 (fr) * 1987-06-13 1991-01-02 Knut Otto Sassmannshausen Lampe électrique
JP4596805B2 (ja) * 2004-03-31 2010-12-15 財団法人国際科学振興財団 真空管製造装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL12824C (fr) * 1922-04-27
US1612661A (en) * 1923-07-16 1926-12-28 Westinghouse Lamp Co Introduction of hygroscopic material into evacuated devices
US1817333A (en) * 1929-02-13 1931-08-04 American Neon Light Corp Method of preparing luminescent tubes
US3475072A (en) * 1967-05-19 1969-10-28 Gen Electric Getter for incandescent lamps and similar devices

Also Published As

Publication number Publication date
FR2136770A5 (fr) 1972-12-22
JPS5229546B1 (fr) 1977-08-02
US3784275A (en) 1974-01-08
NL7105839A (fr) 1972-10-31
DE2217531B2 (de) 1976-07-15
GB1318168A (en) 1973-05-23
DE2217531A1 (de) 1972-11-09

Similar Documents

Publication Publication Date Title
CA965473A (en) Fluorescent lamps and method of manufacturing the same
CA959917A (en) Incandescent lamp base and method
CA959916A (en) Shatter-resistant incandescent lamp
CA959919A (en) Method of manufacturing electric lamps
CA946457A (en) Method of manufacturing an incandescent lamp
CA975419A (en) Method of manufacturing a halogen incandescent lamp
CA967535A (en) Lamp shade and method of making same
CA933577A (en) Incandescent lamp manufacture
CA870203A (en) Incandescent lamp and method of manufacture
CA882316A (en) Method of manufacturing electric lamps
CA874595A (en) Method of fabricating an incandescent lamp and its construction
CA879282A (en) Method of making vacuum type electric incandescent lamps
CA866346A (en) Manufacture of electric lamps
CA867974A (en) Electric incandescent lamp
CA862868A (en) Electric lamp filament and method of manufacture
CA874597A (en) Incandescent lamp
CA886163A (en) Incandescent lamp
CA879277A (en) Incandescent lamp
CA885612A (en) Incandescent lamp
CA874596A (en) Incandescent lamp
CA970025A (en) Fluorescent lamps and method of manufacturing the same
CA945623A (en) Starting of fluorescent lamps
CA937981A (en) Method of manufacturing gas-filled lamps
CA841730A (en) Electric incandescent lamp and method of manufacture
CA821641A (en) Process of manufacture of incandescent lamp