GB414018A - Improvements in electric discharge tubes - Google Patents

Improvements in electric discharge tubes

Info

Publication number
GB414018A
GB414018A GB13409/34A GB1340934A GB414018A GB 414018 A GB414018 A GB 414018A GB 13409/34 A GB13409/34 A GB 13409/34A GB 1340934 A GB1340934 A GB 1340934A GB 414018 A GB414018 A GB 414018A
Authority
GB
United Kingdom
Prior art keywords
envelope
tube
electric discharge
metal vapour
discharge tubes
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
GB13409/34A
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 GB414018A publication Critical patent/GB414018A/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
    • H01J61/30—Vessels; Containers
    • H01J61/34—Double-wall vessels or containers
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
    • E04D3/40—Slabs or sheets locally modified for auxiliary purposes, e.g. for resting on walls, for serving as guttering; Elements for particular purposes, e.g. ridge elements, specially designed for use in conjunction with slabs or sheets
    • E04D3/405—Wall copings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/0075—Fastening of light sources or lamp holders of tubular light sources, e.g. ring-shaped fluorescent light sources
    • F21V19/0095—Fastening of light sources or lamp holders of tubular light sources, e.g. ring-shaped fluorescent light sources of U-shaped tubular light sources, e.g. compact fluorescent tubes
    • 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
    • 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
    • H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
    • H01J5/54—Means forming part of the tube or lamps for the purpose of providing electrical connection to it supported by a separate part, e.g. base
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
    • F21Y2103/37—U-shaped

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Sustainable Development (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Secondary Cells (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
GB13409/34A 1933-06-03 1934-05-03 Improvements in electric discharge tubes Expired GB414018A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL65537A NL36821C (zh) 1933-06-03 1933-06-03
NL142834X 1934-04-12

Publications (1)

Publication Number Publication Date
GB414018A true GB414018A (en) 1934-07-26

Family

ID=34067496

Family Applications (3)

Application Number Title Priority Date Filing Date
GB13409/34A Expired GB414018A (en) 1933-06-03 1934-05-03 Improvements in electric discharge tubes
GB13408/34A Expired GB415358A (en) 1933-06-03 1934-05-03 Improvements in electric discharge tubes with positive column discharge
GB16152/34A Expired GB430456A (en) 1933-06-03 1934-05-30 Improvements in or relating to electric discharge tubes

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB13408/34A Expired GB415358A (en) 1933-06-03 1934-05-03 Improvements in electric discharge tubes with positive column discharge
GB16152/34A Expired GB430456A (en) 1933-06-03 1934-05-30 Improvements in or relating to electric discharge tubes

Country Status (9)

Country Link
US (2) US2042138A (zh)
AT (4) AT139265B (zh)
BE (1) BE403186A (zh)
CH (4) CH171972A (zh)
DE (4) DE616729C (zh)
DK (2) DK51422C (zh)
FR (3) FR44875E (zh)
GB (3) GB414018A (zh)
NL (2) NL38018C (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1022322B (de) * 1953-07-31 1958-01-09 Gen Electric Co Ltd Elektrische Natriumdampfentladungslampe
GB810661A (en) * 1956-02-07 1959-03-18 British Thomson Houston Co Ltd Improvements in or relating to vacuum jackets for metal vapour electric discharge lamps
US2993191A (en) * 1956-03-28 1961-07-18 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Base for electric discharge lamp
DE1153833B (de) * 1958-12-17 1963-09-05 Gen Electric Co Ltd Elektrische Natriumdampfentladungslampe
GB1155746A (en) * 1966-09-12 1969-06-18 British Lighting Ind Ltd Improvements in Low Pressure Alkali Metal Discharge Lamps
US3579174A (en) * 1968-06-24 1971-05-18 Sylvania Electric Prod Lamp-base assembly
US3570497A (en) * 1969-01-16 1971-03-16 Gerald M Lemole Suture apparatus and methods
FR2631739B1 (fr) * 1988-05-18 1990-09-07 Dumas Pierre Manchon de jonction monobloc a ballast non recuperable entre un culot edison et une ampoule fluorescente
HU218635B (hu) * 1996-12-20 2000-10-28 General Electric Co Egyoldalon fejelt kisülőlámpa
HUP9603622A1 (hu) * 1996-12-30 1998-08-28 General Electric Co Egyoldalon fejelt kisülőlámpa

Also Published As

Publication number Publication date
NL36821C (zh) 1935-11-15
AT139997B (de) 1934-12-27
BE403186A (zh)
DK51422C (da) 1936-03-23
US2009220A (en) 1935-07-23
GB415358A (en) 1934-08-23
DE603569C (de) 1934-10-03
GB430456A (en) 1935-06-19
DE619033C (de) 1935-09-20
FR773999A (fr) 1934-11-28
AT139265B (de) 1934-11-10
NL38018C (zh) 1936-04-15
DE616729C (de) 1935-08-06
DK50612C (da) 1935-09-02
CH178895A (de) 1935-08-15
AT139998B (de) 1934-12-27
AT142834B (de) 1935-09-25
CH178683A (de) 1935-07-31
FR44875E (fr) 1935-04-24
FR773509A (fr) 1934-11-21
CH171972A (de) 1934-09-15
US2042138A (en) 1936-05-26
CH177864A (de) 1935-06-15
DE653901C (de) 1937-12-06

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