GB446860A - Improvements in and relating to gaseous electric discharge devices - Google Patents

Improvements in and relating to gaseous electric discharge devices

Info

Publication number
GB446860A
GB446860A GB13447/35A GB1344735A GB446860A GB 446860 A GB446860 A GB 446860A GB 13447/35 A GB13447/35 A GB 13447/35A GB 1344735 A GB1344735 A GB 1344735A GB 446860 A GB446860 A GB 446860A
Authority
GB
United Kingdom
Prior art keywords
helix
refractory
cathode
electrode
wound
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
GB13447/35A
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB446860A publication Critical patent/GB446860A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/02Details
    • H01J61/04Electrodes; Screens; Shields
    • H01J61/06Main electrodes
    • H01J61/073Main electrodes for high-pressure discharge lamps
    • H01J61/0732Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00Buckles, buttons, clasps, etc.
    • Y10T24/40Buckles
    • Y10T24/4072Pivoted lever
    • Y10T24/4077Looped strap

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
GB13447/35A 1934-05-08 1935-05-07 Improvements in and relating to gaseous electric discharge devices Expired GB446860A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US724586A US2009211A (en) 1934-05-08 1934-05-08 Gaseous electric discharge device

Publications (1)

Publication Number Publication Date
GB446860A true GB446860A (en) 1936-05-07

Family

ID=24911015

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13447/35A Expired GB446860A (en) 1934-05-08 1935-05-07 Improvements in and relating to gaseous electric discharge devices

Country Status (3)

Country Link
US (1) US2009211A (fr)
FR (1) FR789727A (fr)
GB (1) GB446860A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733363A (en) * 1956-01-31 Arc tube mount
US2671183A (en) * 1951-09-12 1954-03-02 Gen Electric Electric discharge lamp mount
GB2043331B (en) * 1978-12-26 1982-11-17 Gen Electric Electrode for high pressure metal-vapour lamp
NL7902574A (nl) * 1979-04-03 1980-10-07 Philips Nv Hogedrukontladingslamp.
CA3032878A1 (fr) 2016-08-05 2018-02-08 Kuehnle Agrosystems, Inc. Production et modification de produits de fermentation au moyen d'hydrolysats lignocellulosiques peu couramment utilises

Also Published As

Publication number Publication date
US2009211A (en) 1935-07-23
FR789727A (fr) 1935-11-05

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