CH249243A - Gas- oder dampfgefüllte elektrische Entladungsröhre. - Google Patents

Gas- oder dampfgefüllte elektrische Entladungsröhre.

Info

Publication number
CH249243A
CH249243A CH249243DA CH249243A CH 249243 A CH249243 A CH 249243A CH 249243D A CH249243D A CH 249243DA CH 249243 A CH249243 A CH 249243A
Authority
CH
Switzerland
Prior art keywords
vapor
gas
discharge tube
electric discharge
filled electric
Prior art date
Application number
Other languages
English (en)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH249243A publication Critical patent/CH249243A/de

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
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9265—Special properties
    • Y10S428/929—Electrical contact feature
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12333—Helical or with helical component
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
    • Y10T428/12819—Group VB metal-base component
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
    • Y10T428/12826—Group VIB metal-base component
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
    • Y10T428/12826—Group VIB metal-base component
    • Y10T428/1284—W-base component
CH249243D 1943-01-15 1944-01-13 Gas- oder dampfgefüllte elektrische Entladungsröhre. CH249243A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL249243X 1943-01-15

Publications (1)

Publication Number Publication Date
CH249243A true CH249243A (de) 1947-06-15

Family

ID=19781001

Family Applications (1)

Application Number Title Priority Date Filing Date
CH249243D CH249243A (de) 1943-01-15 1944-01-13 Gas- oder dampfgefüllte elektrische Entladungsröhre.

Country Status (3)

Country Link
US (1) US2497496A (de)
CH (1) CH249243A (de)
FR (1) FR901198A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2743400A (en) * 1951-05-29 1956-04-24 Fansteel Metallurgical Corp Electrolytic devices
US2996795A (en) * 1955-06-28 1961-08-22 Gen Electric Thermionic cathodes and methods of making
GB900036A (en) * 1957-12-13 1962-07-04 Ass Elect Ind Improvements relating to the production of refractory metal electrodes for electric discharge lamps
US3243649A (en) * 1962-08-14 1966-03-29 Gca Corp Hot filament ionization gauge
US3300617A (en) * 1963-04-12 1967-01-24 Westinghouse Electric Corp Method for metals joining
US3364375A (en) * 1963-10-25 1968-01-16 Gen Electric Metal vapor lamp thorium coated electrode
US3474284A (en) * 1965-10-20 1969-10-21 Bell Telephone Labor Inc High frequency tantalum attenuation in traveling wave tubes
US3484644A (en) * 1967-02-13 1969-12-16 Gen Electric Tungsten powder bonded filament connection for incandescent lamps and method of manufacture
US4286026A (en) * 1978-06-08 1981-08-25 Massachusetts Institute Of Technology Article for implanting radioactive metal on a substrate
US4275329A (en) * 1978-12-29 1981-06-23 General Electric Company Electrode with overwind for miniature metal vapor lamp
NL8100928A (nl) * 1981-02-26 1982-09-16 Philips Nv Oxydkathode.
DE69205228T2 (de) * 1991-07-12 1996-05-02 Philips Electronics Nv Hochdrucknatriumlampe.

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1190412A (en) * 1914-02-19 1916-07-11 Radio Telephone & Telegraph Company Electrode for devices for varying electrical resistance.
US1732326A (en) * 1925-05-04 1929-10-22 Kemet Lab Co Inc Thorium alloy and method of preparing the same
US1787674A (en) * 1930-04-10 1931-01-06 Pedro P Estevez System of railroad automatic gates
US1925076A (en) * 1930-08-04 1933-08-29 Miller Henry Johannes Cleaning and regenerating compound for electronic tubes
US2060043A (en) * 1935-05-29 1936-11-10 Hygrade Sylvania Corp Arc discharge lamp
US2130190A (en) * 1936-03-18 1938-09-13 Rca Corp Getter for vacuum tubes
US2249672A (en) * 1936-12-10 1941-07-15 Gen Electric Discharge device
US2130204A (en) * 1937-07-02 1938-09-13 Warren G Taylor Vacuum tube
US2342806A (en) * 1938-06-22 1944-02-29 Hofmann Josef High pressure mercury vapor lamp
US2263164A (en) * 1941-02-25 1941-11-18 Westinghouse Electric & Mfg Co Anode
US2363531A (en) * 1941-11-27 1944-11-28 Gen Electric Electric discharge device and electrode therefor
US2368060A (en) * 1942-01-01 1945-01-23 Bell Telephone Labor Inc Coating of electron discharge device parts

Also Published As

Publication number Publication date
US2497496A (en) 1950-02-14
FR901198A (fr) 1945-07-19

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