CH314128A - Aktivierte Elektrode für elektrische Entladungsgefässe - Google Patents

Aktivierte Elektrode für elektrische Entladungsgefässe

Info

Publication number
CH314128A
CH314128A CH314128DA CH314128A CH 314128 A CH314128 A CH 314128A CH 314128D A CH314128D A CH 314128DA CH 314128 A CH314128 A CH 314128A
Authority
CH
Switzerland
Prior art keywords
electrical discharge
discharge vessels
activated electrode
activated
electrode
Prior art date
Application number
Other languages
English (en)
Inventor
Joseph Dr Rudolph
Original Assignee
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
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 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh filed Critical Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
Publication of CH314128A publication Critical patent/CH314128A/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
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
    • H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive 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
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H01J17/06—Cathodes
    • H01J17/066—Cold cathodes
    • 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
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/042—Manufacture, activation of the emissive part
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
    • H01J2893/0065—Electrode systems
    • H01J2893/0066—Construction, material, support, protection and temperature regulation of electrodes; Electrode cups

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
  • Vibration Dampers (AREA)
CH314128D 1951-11-01 1952-10-17 Aktivierte Elektrode für elektrische Entladungsgefässe CH314128A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE314128X 1951-11-01
DE111052X 1952-10-11

Publications (1)

Publication Number Publication Date
CH314128A true CH314128A (de) 1956-05-31

Family

ID=25750583

Family Applications (2)

Application Number Title Priority Date Filing Date
CH111052D CH111052A (de) 1951-11-01 1924-03-27 Stossauffangvorrichtung für Kraftfahrzeuge.
CH314128D CH314128A (de) 1951-11-01 1952-10-17 Aktivierte Elektrode für elektrische Entladungsgefässe

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH111052D CH111052A (de) 1951-11-01 1924-03-27 Stossauffangvorrichtung für Kraftfahrzeuge.

Country Status (7)

Country Link
US (1) US2911376A (de)
BE (1) BE515205A (de)
CH (2) CH111052A (de)
DE (1) DE944621C (de)
FR (1) FR1065061A (de)
GB (1) GB740456A (de)
NL (2) NL173358B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1157411B (de) * 1959-10-22 1963-11-14 Leybolds Nachfolger E Luftbestaendige Gluehkathode fuer Ionisationsmanometerroehren

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2980617A (en) * 1956-03-13 1961-04-18 Indiana General Corp Ferrite compositions and method of making same
US4158153A (en) * 1978-01-23 1979-06-12 Eckberg Edwin E Low voltage fluorescent lamp having a plurality of cathode means
US4321503A (en) * 1978-11-06 1982-03-23 Westinghouse Electric Corp. HID Lamp electrode comprising barium-calcium niobate or tantalate
US5744905A (en) * 1994-12-23 1998-04-28 Philips Electronics North America Corporation Emission materials for discharge lamps and method for manufacturing electrode structures with such materials
US6037714A (en) * 1995-09-19 2000-03-14 Philips Electronics North America Corporation Hollow electrodes for low pressure discharge lamps, particularly narrow diameter fluorescent and neon lamps and lamps containing the same
US5905339A (en) * 1995-12-29 1999-05-18 Philips Electronics North America Corporation Gas discharge lamp having an electrode with a low heat capacity tip
US5982097A (en) * 1995-12-29 1999-11-09 Philips Electronics North America Corporation Hollow electrodes for low pressure discharge lamps, particularly narrow diameter fluorescent and neon lamps and lamps containing the same
KR100445908B1 (ko) * 2001-12-26 2004-08-25 한국전자통신연구원 형광 디스플레이용 청색 형광체 및 그 제조 방법
WO2008151670A1 (de) * 2007-06-14 2008-12-18 Osram Gesellschaft mit beschränkter Haftung Verfahren zur herstellung eines elektrisch leitenden hohlkörpers für den lampenbau und zugehörige lampe

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2147447A (en) * 1936-09-21 1939-02-14 Siemens Ag Glow cathode
US2249672A (en) * 1936-12-10 1941-07-15 Gen Electric Discharge device
DE858738C (de) * 1941-03-24 1952-12-08 Telefunken Gmbh Pulverfoermiger, nicht verdampfender Fangstoff fuer elektrische Entladungsgefaesse
DE875695C (de) * 1945-02-03 1953-05-04 Lorenz C Ag Mischgetter fuer die Hochvakuumtechnik
US2447038A (en) * 1945-10-31 1948-08-17 Raytheon Mfg Co Cathode structure
US2477279A (en) * 1946-09-11 1949-07-26 Hanovia Chemical & Mfg Co Electrical discharge device
US2661336A (en) * 1948-11-17 1953-12-01 Rca Corp Getter material for electron discharge devices
US2586768A (en) * 1949-02-24 1952-02-26 Driver Harris Co Vacuum tube electrode element
US2663816A (en) * 1949-09-28 1953-12-22 Sylvania Electric Prod Electric discharge lamp
DE823909C (de) * 1950-05-28 1951-12-06 Hoerner Fa Eugen Elektrode fuer Entladungsroehren
CH301568A (de) * 1951-09-06 1954-09-15 Izzolampa Egysult Getterstoff und Verfahren zu dessen Herstellung.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1157411B (de) * 1959-10-22 1963-11-14 Leybolds Nachfolger E Luftbestaendige Gluehkathode fuer Ionisationsmanometerroehren

Also Published As

Publication number Publication date
CH111052A (de) 1925-07-16
US2911376A (en) 1959-11-03
NL173358B (nl)
BE515205A (de)
GB740456A (en) 1955-11-16
DE944621C (de) 1956-06-28
FR1065061A (fr) 1954-05-20
NL91686C (de)

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