BE440246A - - Google Patents

Info

Publication number
BE440246A
BE440246A BE440246DA BE440246A BE 440246 A BE440246 A BE 440246A BE 440246D A BE440246D A BE 440246DA BE 440246 A BE440246 A BE 440246A
Authority
BE
Belgium
Application number
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.)
Publication of BE440246A publication Critical patent/BE440246A/xx

Links

Classifications

    • 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
    • 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
    • H01J1/15—Cathodes heated directly by an electric current
BE440246D 1940-01-20 BE440246A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE222367X 1940-01-20

Publications (1)

Publication Number Publication Date
BE440246A true BE440246A (fr)

Family

ID=5844942

Family Applications (1)

Application Number Title Priority Date Filing Date
BE440246D BE440246A (fr) 1940-01-20

Country Status (4)

Country Link
US (1) US2297454A (fr)
BE (1) BE440246A (fr)
CH (1) CH222367A (fr)
IT (1) IT392129A (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE488975A (fr) * 1948-05-14
US2693546A (en) * 1948-07-10 1954-11-02 Eitel Mccullough Inc Electron emitter for electron tubes
US2525565A (en) * 1948-07-12 1950-10-10 Eitel Mccullough Inc Filamentary cathode for electron tubes
US2625666A (en) * 1950-02-27 1953-01-13 Eitel Mccullough Inc Filament for electron tubes
US2733371A (en) * 1950-05-12 1956-01-31 Internally conducttvely coated
US2731581A (en) * 1950-12-18 1956-01-17 Krefft Hermann Eduard Electrode for gaseous discharge lamps
US2922916A (en) * 1953-11-10 1960-01-26 Duro Test Corp Electrode for fluorescent lamps
US2829297A (en) * 1954-04-15 1958-04-01 Machlett Lab Inc Filament structure
US3237284A (en) * 1962-02-05 1966-03-01 Polaroid Corp Method of forming carbide coated coiled filaments for lamps
US4611146A (en) * 1981-12-31 1986-09-09 Raytheon Company Indirectly heated cathode
DE102006020581A1 (de) * 2006-05-03 2007-11-08 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Zwei-Metall-Umspinnung
US8919035B2 (en) 2012-01-27 2014-12-30 Medical Energetics Ltd Agricultural applications of a double helix conductor
US8652023B2 (en) * 2012-02-13 2014-02-18 Lifewave, Inc. Health applications of a double helix conductor
US8749333B2 (en) 2012-04-26 2014-06-10 Lifewave, Inc. System configuration using a double helix conductor
US20130315575A1 (en) * 2012-05-23 2013-11-28 Osram Sylvania Inc. Concentric coil infrared emitter lamp
US10264629B2 (en) * 2013-05-30 2019-04-16 Osram Sylvania Inc. Infrared heat lamp assembly
US9636518B2 (en) 2013-10-28 2017-05-02 Medical Energetics Ltd. Nested double helix conductors
US9724531B2 (en) 2013-10-28 2017-08-08 Medical Energetics Ltd. Double helix conductor with light emitting fluids for producing photobiomodulation effects in living organisms
US9861830B1 (en) 2013-12-13 2018-01-09 Medical Energetics Ltd. Double helix conductor with winding around core
WO2015132315A1 (fr) 2014-03-05 2015-09-11 Medical Energetics Ltd. Conducteur à double hélice à huit connecteurs et champs contrarotatifs
US9463331B2 (en) 2014-04-07 2016-10-11 Medical Energetics Ltd Using a double helix conductor to treat neuropathic disorders
AU2015201169A1 (en) 2014-04-10 2015-10-29 Medical Energetics Ltd. Double helix conductor with counter-rotating fields
US10102955B2 (en) 2015-02-20 2018-10-16 Medical Energetics Ltd. Dual double helix conductors
US10224136B2 (en) 2015-06-09 2019-03-05 Medical Energetics Ltd. Dual double helix conductors used in agriculture
EP3345199B1 (fr) 2015-09-01 2021-12-29 Medical Energetics Ltd. Conducteurs à double hélice tournants

Also Published As

Publication number Publication date
US2297454A (en) 1942-09-29
CH222367A (de) 1942-07-15
IT392129A (fr)

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