GB387979A - Improvements in luminous electric discharge tubes - Google Patents

Improvements in luminous electric discharge tubes

Info

Publication number
GB387979A
GB387979A GB29861/32A GB2986132A GB387979A GB 387979 A GB387979 A GB 387979A GB 29861/32 A GB29861/32 A GB 29861/32A GB 2986132 A GB2986132 A GB 2986132A GB 387979 A GB387979 A GB 387979A
Authority
GB
United Kingdom
Prior art keywords
mercury
thallium
zinc
magnesium
combination
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
GB29861/32A
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Publication of GB387979A publication Critical patent/GB387979A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
    • 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
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
    • F16D1/08—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key
    • F16D1/09—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/34—Double-wall vessels or containers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
GB29861/32A 1931-12-17 1932-10-25 Improvements in luminous electric discharge tubes Expired GB387979A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP64464D DE584794C (de) 1931-12-17 1931-12-17 Elektrische Leuchtroehre mit Gluehelektroden und doppelter Wandung

Publications (1)

Publication Number Publication Date
GB387979A true GB387979A (en) 1933-02-16

Family

ID=25876416

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29861/32A Expired GB387979A (en) 1931-12-17 1932-10-25 Improvements in luminous electric discharge tubes

Country Status (6)

Country Link
AT (1) AT134760B (de)
BE (1) BE392767A (de)
DE (1) DE584794C (de)
FR (2) FR387979A (de)
GB (1) GB387979A (de)
SE (1) SE78204C1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE948897C (de) * 1951-10-20 1956-09-06 Dr Franz Skaupy Gasentladungsfluoreszenzlampe

Also Published As

Publication number Publication date
BE392767A (de)
DE584794C (de) 1933-09-25
SE78204C1 (sv) 1933-08-29
FR387979A (fr) 1908-07-29
FR746717A (fr) 1933-06-03
AT134760B (de) 1933-09-25

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