GB643405A - Improvements in or relating to machines for use in the manufacture of tubular incandescent lamps or discharge tubes - Google Patents

Improvements in or relating to machines for use in the manufacture of tubular incandescent lamps or discharge tubes

Info

Publication number
GB643405A
GB643405A GB4867/48A GB486748A GB643405A GB 643405 A GB643405 A GB 643405A GB 4867/48 A GB4867/48 A GB 4867/48A GB 486748 A GB486748 A GB 486748A GB 643405 A GB643405 A GB 643405A
Authority
GB
United Kingdom
Prior art keywords
teeth
wires
lamp
pin
grip
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
GB4867/48A
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
Philips Electronics 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, Philips Electronics NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB643405A publication Critical patent/GB643405A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/38—Exhausting, degassing, filling, or cleaning vessels
    • H01J9/39—Degassing vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Surgical Instruments (AREA)
GB4867/48A 1947-02-21 1948-02-19 Improvements in or relating to machines for use in the manufacture of tubular incandescent lamps or discharge tubes Expired GB643405A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL643405X 1947-02-21

Publications (1)

Publication Number Publication Date
GB643405A true GB643405A (en) 1950-09-20

Family

ID=19791838

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4867/48A Expired GB643405A (en) 1947-02-21 1948-02-19 Improvements in or relating to machines for use in the manufacture of tubular incandescent lamps or discharge tubes

Country Status (5)

Country Link
BE (1) BE480505A (en:Method)
DE (1) DE813279C (en:Method)
FR (1) FR961480A (en:Method)
GB (1) GB643405A (en:Method)
NL (1) NL69055C (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1035740B (de) * 1954-07-02 1958-08-07 Siemens Ag Elektrisch leitender Koerper, insbesondere Widerstandskoerper

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1035740B (de) * 1954-07-02 1958-08-07 Siemens Ag Elektrisch leitender Koerper, insbesondere Widerstandskoerper

Also Published As

Publication number Publication date
BE480505A (en:Method)
DE813279C (de) 1951-09-10
FR961480A (en:Method) 1950-05-12
NL69055C (en:Method)

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