GB837181A - Improvements in or relating to methods of manufacturing helically wound filaments - Google Patents

Improvements in or relating to methods of manufacturing helically wound filaments

Info

Publication number
GB837181A
GB837181A GB11943/58A GB1194358A GB837181A GB 837181 A GB837181 A GB 837181A GB 11943/58 A GB11943/58 A GB 11943/58A GB 1194358 A GB1194358 A GB 1194358A GB 837181 A GB837181 A GB 837181A
Authority
GB
United Kingdom
Prior art keywords
filament
cathode
relating
methods
helices
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
GB11943/58A
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.)
Philips Electrical Industries Ltd
Koninklijke Philips NV
Original Assignee
Philips Electrical Industries Ltd
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 Electrical Industries Ltd, Philips Gloeilampenfabrieken NV filed Critical Philips Electrical Industries Ltd
Publication of GB837181A publication Critical patent/GB837181A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01K3/02—Manufacture of incandescent bodies
    • H01K3/04—Machines therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/50—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members
    • F16D3/72—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members with axially-spaced attachments to the coupling parts
    • F16D3/74—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members with axially-spaced attachments to the coupling parts the intermediate member or members being made of rubber or other rubber-like flexible material
    • 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
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/06—Machines therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Microwave Tubes (AREA)
GB11943/58A 1957-04-16 1958-04-15 Improvements in or relating to methods of manufacturing helically wound filaments Expired GB837181A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL216412A NL91906C (tr) 1957-04-16 1957-04-16

Publications (1)

Publication Number Publication Date
GB837181A true GB837181A (en) 1960-06-09

Family

ID=19843191

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11943/58A Expired GB837181A (en) 1957-04-16 1958-04-15 Improvements in or relating to methods of manufacturing helically wound filaments

Country Status (5)

Country Link
BE (1) BE566766A (tr)
DE (1) DE1070741B (tr)
FR (1) FR1194694A (tr)
GB (1) GB837181A (tr)
NL (1) NL91906C (tr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3077001A (en) * 1961-06-24 1963-02-12 Yoshida Kogyo Kk Apparatus for manufacturing coiled interlocking elements for slide fasteners

Also Published As

Publication number Publication date
NL91906C (tr) 1959-07-17
BE566766A (fr) 1958-10-14
DE1070741B (tr) 1960-06-02
FR1194694A (fr) 1959-11-12

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