ES177869A1 - IMPROVEMENTS IN OR RELATED TO GLASS BLISTERS INTENDED TO CONTAIN ELECTRICAL DEVICES - Google Patents

IMPROVEMENTS IN OR RELATED TO GLASS BLISTERS INTENDED TO CONTAIN ELECTRICAL DEVICES

Info

Publication number
ES177869A1
ES177869A1 ES0177869A ES177869A ES177869A1 ES 177869 A1 ES177869 A1 ES 177869A1 ES 0177869 A ES0177869 A ES 0177869A ES 177869 A ES177869 A ES 177869A ES 177869 A1 ES177869 A1 ES 177869A1
Authority
ES
Spain
Prior art keywords
intended
electrical devices
contain electrical
glass
blisters
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
ES0177869A
Other languages
Spanish (es)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES177869A1 publication Critical patent/ES177869A1/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/07—Re-forming tubes or rods by blowing, e.g. for making electric bulbs
    • C03B23/073—Vacuum-blowing
    • C03B23/076—Shrinking the glass tube on to a mandrel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
    • H01J19/50—Spacing members extending to the envelope
    • H01J19/52—Spacing members extending to the envelope without fixed connection between spacing member and envelope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0002—Construction arrangements of electrode systems
    • H01J2893/0005—Fixing of electrodes
    • H01J2893/0009—Electrode system pressing against vessel wall

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Disintegrating Or Milling (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Glass Compositions (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)

Abstract

Mejoras en ampollas de cristal caracterizado porque tiene varias proyecciones interiores en las paredes de la misma teniendo cada una de dichas proyecciones una depresión de borde afilado que cruza su superficie convexa estando dichas proyecciones adaptadas para soportar una o más láminas colocadas en dichas depresiones.Improvements in glass ampoules characterized in that it has several interior projections on the walls thereof, each of said projections having a depression with a sharp edge that crosses its convex surface, said projections being adapted to support one or more sheets placed in said depressions.

ES0177869A 1944-05-02 1947-05-03 IMPROVEMENTS IN OR RELATED TO GLASS BLISTERS INTENDED TO CONTAIN ELECTRICAL DEVICES Expired ES177869A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB830144A GB587236A (en) 1944-05-02 1944-05-02 Improvements in or relating to electrical devices contained within glass envelopes

Publications (1)

Publication Number Publication Date
ES177869A1 true ES177869A1 (en) 1947-06-16

Family

ID=9849889

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0177869A Expired ES177869A1 (en) 1944-05-02 1947-05-03 IMPROVEMENTS IN OR RELATED TO GLASS BLISTERS INTENDED TO CONTAIN ELECTRICAL DEVICES

Country Status (2)

Country Link
ES (1) ES177869A1 (en)
GB (1) GB587236A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7613412A (en) * 1976-12-02 1978-06-06 Philips Nv ELECTRIC DISCHARGE TUBE.
NL7807756A (en) * 1978-07-20 1980-01-22 Philips Nv METHOD FOR MANUFACTURING A CATHODE BEAM TUBE AND CATHODE BEAM TUBE MANUFACTURED BY THIS METHOD

Also Published As

Publication number Publication date
GB587236A (en) 1947-04-18

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