FR1220678A - Procédé de revêtement de filaments chauffants - Google Patents

Procédé de revêtement de filaments chauffants

Info

Publication number
FR1220678A
FR1220678A FR792527A FR792527A FR1220678A FR 1220678 A FR1220678 A FR 1220678A FR 792527 A FR792527 A FR 792527A FR 792527 A FR792527 A FR 792527A FR 1220678 A FR1220678 A FR 1220678A
Authority
FR
France
Prior art keywords
coating process
heating filament
filament coating
heating
filament
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
FR792527A
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR1220678A publication Critical patent/FR1220678A/fr
Expired legal-status Critical Current

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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/22—Heaters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2916—Rod, strand, filament or fiber including boron or compound thereof [not as steel]
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
    • Y10T428/2958—Metal or metal compound in coating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Resistance Heating (AREA)
FR792527A 1958-04-29 1959-04-20 Procédé de revêtement de filaments chauffants Expired FR1220678A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US731665A US3029360A (en) 1958-04-29 1958-04-29 Heater wire coating process

Publications (1)

Publication Number Publication Date
FR1220678A true FR1220678A (fr) 1960-05-27

Family

ID=24940474

Family Applications (1)

Application Number Title Priority Date Filing Date
FR792527A Expired FR1220678A (fr) 1958-04-29 1959-04-20 Procédé de revêtement de filaments chauffants

Country Status (4)

Country Link
US (1) US3029360A (fr)
DE (1) DE1126520B (fr)
FR (1) FR1220678A (fr)
GB (1) GB922412A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1134766B (de) * 1960-08-06 1962-08-16 Telefunken Patent Verfahren zur Herstellung eines Brenners fuer eine elektrische Entladungsroehre
DE1160113B (de) * 1961-09-28 1963-12-27 Telefunken Patent Verfahren zum Einbetten eines Heizdrahtes in eine Kathodenhuelse fuer Elektronenroehren
DE1240998B (de) * 1960-10-18 1967-05-24 Tesla Np Kathodenheizer fuer Elektronenroehren

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL268393A (fr) * 1960-08-19
US3246197A (en) * 1962-10-02 1966-04-12 Westinghouse Electric Corp Cathode heater having an aluminum oxide and tungesten coating
US3249790A (en) * 1963-01-02 1966-05-03 Gen Electric Pickup tube electron gun
FR1355710A (fr) * 1963-02-06 1964-03-20 Radiotechnique Perfectionnement aux filaments de chauffage de cathodes pour tubes électroniques
US3372297A (en) * 1964-09-28 1968-03-05 Varian Associates High frequency electron discharge devices and thermionic cathodes having improved (cvd) refractory insulation coated heater wires
US3737714A (en) * 1964-12-18 1973-06-05 Sylvania Electric Prod Dark coated heater for vacuum tube cathode
DE1223956B (de) * 1965-01-09 1966-09-01 Fernseh Gmbh Verfahren zum Herstellen eines Heizers fuer eine indirekt geheizte Kathode einer Elektronenroehre
US3401297A (en) * 1965-08-23 1968-09-10 Varian Associates Thermionic cathodes for electron discharge devices with improved refractory metal heater wires
DE2317446C3 (de) * 1973-04-06 1983-11-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren zum Herstellen eines Heizelementes für eine indirekt geheizte Kathode
DE2317445C3 (de) * 1973-04-06 1982-09-09 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren zum Herstellen eines Heizkörpers für eine indirekt geheizte Kathode
DE2404362B1 (de) * 1974-01-30 1975-07-31 Standard Elektrik Lorenz Ag, 7000 Stuttgart Heizkörper für eine indirekt geheizte Kathode
US3959764A (en) * 1974-10-09 1976-05-25 Dictaphone Corporation Gas analyzing element
DE2704870C3 (de) * 1977-02-05 1980-12-18 Bayer Ag, 5090 Leverkusen Strahlungsbeheizter Ofen
JPH0624093B2 (ja) * 1984-12-26 1994-03-30 株式会社日立製作所 傍熱型陰極用ヒ−タ
US8215002B2 (en) * 2007-09-29 2012-07-10 Osram Sylvania Inc. Method of making a lamp coil
JP2017524232A (ja) * 2014-08-07 2017-08-24 ヘンケル・アクチェンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト・アウフ・アクチェンＨｅｎｋｅｌ ＡＧ ＆ Ｃｏ． ＫＧａＡ 束ねられた送電ケーブルにおける使用のためのワイヤの電気セラミックコーティング
US20200113020A1 (en) * 2018-10-05 2020-04-09 Serendipity Technologies Llc Low power high-efficiency heating element

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2685528A (en) * 1954-08-03 Recrystallized alumina pebbles
US2524601A (en) * 1950-10-03 Alumina insulating material anb
DE587504C (de) * 1928-09-21 1933-11-04 Osram G M B H Komm Ges Indirekt beheizte Kathode fuer Entladungsroehren
US2321439A (en) * 1936-09-26 1943-06-08 Hartford Nat Bank & Trust Co Method of making vitreous coated bodies
US2346654A (en) * 1939-11-24 1944-04-18 Tung Sol Lamp Works Inc Heating filament circuit
US2436907A (en) * 1945-06-23 1948-03-02 Nasa Indirectly heated cathode
US2529914A (en) * 1950-06-22 1950-11-14 Denison Mattress Factory Electrical heating element
BE523420A (fr) * 1952-10-11
US2800560A (en) * 1956-04-30 1957-07-23 Riverside Mfg And Electrical S Water-proof electrical connection and method of making the same
DE1017292B (de) * 1956-07-18 1957-10-10 Telefunken Gmbh Aluminiumoxydueberzug fuer den Heizdraht mittelbar geheizter Kathoden elektrischer Entladungsroehren und Verfahren zur Herstellung eines Isolierueberzuges auf einem Heizdraht

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1134766B (de) * 1960-08-06 1962-08-16 Telefunken Patent Verfahren zur Herstellung eines Brenners fuer eine elektrische Entladungsroehre
DE1240998B (de) * 1960-10-18 1967-05-24 Tesla Np Kathodenheizer fuer Elektronenroehren
DE1160113B (de) * 1961-09-28 1963-12-27 Telefunken Patent Verfahren zum Einbetten eines Heizdrahtes in eine Kathodenhuelse fuer Elektronenroehren

Also Published As

Publication number Publication date
GB922412A (en) 1963-04-03
DE1126520B (de) 1962-03-29
US3029360A (en) 1962-04-10

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