GB543570A - Improvements in or relating to wire seals particularly for use in incandescent lamps and discharge tubes - Google Patents

Improvements in or relating to wire seals particularly for use in incandescent lamps and discharge tubes

Info

Publication number
GB543570A
GB543570A GB9202/40A GB920240A GB543570A GB 543570 A GB543570 A GB 543570A GB 9202/40 A GB9202/40 A GB 9202/40A GB 920240 A GB920240 A GB 920240A GB 543570 A GB543570 A GB 543570A
Authority
GB
United Kingdom
Prior art keywords
relating
incandescent lamps
discharge tubes
wire seals
seals particularly
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
GB9202/40A
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.)
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
Publication of GB543570A publication Critical patent/GB543570A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
GB9202/40A 1939-05-27 1940-05-24 Improvements in or relating to wire seals particularly for use in incandescent lamps and discharge tubes Expired GB543570A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL231993X 1939-05-27

Publications (1)

Publication Number Publication Date
GB543570A true GB543570A (en) 1942-03-04

Family

ID=19780019

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9202/40A Expired GB543570A (en) 1939-05-27 1940-05-24 Improvements in or relating to wire seals particularly for use in incandescent lamps and discharge tubes
GB35190/47A Expired GB626203A (en) 1939-05-27 1947-12-31 Improvements in or relating to wire seals particularly for use in incandescent lampsand discharge tubes

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB35190/47A Expired GB626203A (en) 1939-05-27 1947-12-31 Improvements in or relating to wire seals particularly for use in incandescent lampsand discharge tubes

Country Status (7)

Country Link
US (1) US2276218A (enrdf_load_stackoverflow)
BE (1) BE440612A (enrdf_load_stackoverflow)
CH (1) CH231993A (enrdf_load_stackoverflow)
DE (1) DE1081137B (enrdf_load_stackoverflow)
FR (1) FR871109A (enrdf_load_stackoverflow)
GB (2) GB543570A (enrdf_load_stackoverflow)
NL (1) NL61573C (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2439916A (en) * 1945-03-01 1948-04-20 Westinghouse Electric Corp Method of sealing coaxial structures
NL74848C (enrdf_load_stackoverflow) * 1946-07-12
US2670399A (en) * 1949-08-12 1954-02-23 Westinghouse Electric Corp High-pressure gaseous discharge lamp
US2787904A (en) * 1953-06-29 1957-04-09 Honeywell Regulator Co Constituent potential measuring apparatus
US3220097A (en) * 1959-12-14 1965-11-30 Corning Glass Works Method of making an encapsulated impedance element
US3448320A (en) * 1966-12-15 1969-06-03 Gen Electric Electric lamp and method of manufacture
US3502932A (en) * 1967-10-02 1970-03-24 Gen Electric Incandescent lamp and method of manufacture
NL7705365A (nl) * 1977-05-16 1978-11-20 Philips Nv Elektrische lamp.
US4202999A (en) * 1978-04-11 1980-05-13 General Electric Company Fused silica lamp envelope and seal
DE2851507C2 (de) * 1978-11-29 1982-05-19 Aktiengesellschaft Kühnle, Kopp & Kausch, 6710 Frankenthal Isolations-Federkörper und dessen Verwendung

Also Published As

Publication number Publication date
GB626203A (en) 1949-07-11
BE440612A (enrdf_load_stackoverflow)
DE1081137B (de) 1960-05-05
FR871109A (fr) 1942-04-09
US2276218A (en) 1942-03-10
NL61573C (enrdf_load_stackoverflow)
CH231993A (de) 1944-04-30

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