NL272981A - - Google Patents

Info

Publication number
NL272981A
NL272981A NL272981DA NL272981A NL 272981 A NL272981 A NL 272981A NL 272981D A NL272981D A NL 272981DA NL 272981 A NL272981 A NL 272981A
Authority
NL
Netherlands
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 NL272981A publication Critical patent/NL272981A/xx

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
    • H01J61/0735—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode
    • 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
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
    • 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
    • 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
NL272981D 1961-01-02 NL272981A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP26325A DE1187730B (de) 1961-01-02 1961-01-02 Elektrode fuer Gas- und/oder Dampfentladungslampen

Publications (1)

Publication Number Publication Date
NL272981A true NL272981A (enrdf_load_stackoverflow)

Family

ID=7370418

Family Applications (1)

Application Number Title Priority Date Filing Date
NL272981D NL272981A (enrdf_load_stackoverflow) 1961-01-02

Country Status (6)

Country Link
US (1) US3244929A (enrdf_load_stackoverflow)
BE (1) BE612125A (enrdf_load_stackoverflow)
CH (1) CH401261A (enrdf_load_stackoverflow)
DE (1) DE1187730B (enrdf_load_stackoverflow)
GB (1) GB953023A (enrdf_load_stackoverflow)
NL (1) NL272981A (enrdf_load_stackoverflow)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1541026B2 (de) * 1966-12-14 1971-08-19 Philips Patentverwaltung Gmbh, 2000 Hamburg Kreiszylindrische kathode fuer eine magnetroehre
US3548242A (en) * 1967-05-16 1970-12-15 Sylvania Electric Prod High pressure electric discharge device and cathode
US3558964A (en) * 1968-10-21 1971-01-26 Gen Electric High current thermionic hollow cathode lamp
DE2245717A1 (de) * 1972-09-18 1974-03-28 Patra Patent Treuhand Elektrode mit einem poroesen sinterkoerper
ZA744074B (en) * 1973-07-23 1975-06-25 Siemens Ag Improvements in or relating to a mass for a high-temperature-resistant emission electrode and process for the production of said mass
HU179748B (en) * 1974-01-15 1982-12-28 Ferenc Puskas Cathode of a metal ceramic sintered body produced by dust metalurgy for closing discharge tube of sodium vapour lamp and process for the production thereof
US4097762A (en) * 1975-08-14 1978-06-27 International Telephone & Telegraph Corporation Xenon arc discharge lamp having a particular electrode composition and wherein the arc discharge is obtained without heating the electrode
JPS5523813U (enrdf_load_stackoverflow) * 1978-07-26 1980-02-15
FR2494035A1 (fr) * 1980-11-07 1982-05-14 Thomson Csf Cathode thermo-electronique pour tube hyperfrequences et tube incorporant une telle cathode
DE4114487A1 (de) * 1991-05-03 1992-11-05 Wilhelm Dr Ing Ziegenbein Hochleistungs-gluehkathode
US5847498A (en) * 1994-12-23 1998-12-08 Philips Electronics North America Corporation Multiple layer composite electrodes for discharge lamps
GB9525776D0 (en) * 1995-12-16 1996-02-14 Heraeus Noblelight Limited Improved lamp construction
DE19652822A1 (de) 1996-12-18 1998-06-25 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Sinterelektrode
DE19757152C2 (de) 1997-12-20 2002-10-31 Thomas Eggers Elektrode für Entladungslampen
JP2007095665A (ja) * 2005-09-02 2007-04-12 Sony Corp ショートアーク型高圧放電電極、ショートアーク型高圧放電管、ショートアーク型高圧放電光源装置、及びそれらの各製造方法
JP4725389B2 (ja) * 2006-03-29 2011-07-13 ウシオ電機株式会社 高圧放電ランプ
CN101536141B (zh) * 2006-12-18 2011-07-27 奥斯兰姆有限公司 用于放电灯的电极
DE102013203738A1 (de) * 2013-03-05 2014-09-11 Von Ardenne Gmbh Gasentladungslampe und Verfahren zu ihrer Ansteuerung

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE295395C (enrdf_load_stackoverflow) *
US1520794A (en) * 1921-06-03 1924-12-30 Frederick W Zons Refractory alloy for wires and rods
US1922244A (en) * 1930-09-13 1933-08-15 Fansteel Prod Co Inc Electrode and method of making the same
DE692702C (de) * 1934-09-15 1940-06-25 Osram G M B H Komm Ges Elektrisches Entladungsgefaess, insbesondere elektrische Metalldampflampe, mit entladungsgeheizter Elektrode
US2202108A (en) * 1937-07-13 1940-05-28 Company Fidelity Union Trust Refractory metal composition
US2185410A (en) * 1938-09-30 1940-01-02 Rca Corp Metal compositions
BE463969A (enrdf_load_stackoverflow) * 1940-11-25
DE968579C (de) * 1941-09-02 1958-03-06 Felix Mueller Dr Ing Elektrische Hochdruck-Entladungsroehre fuer Beleuchtungs- und Strahlungszwecke
US2492142A (en) * 1945-10-17 1949-12-27 Kenneth J Germeshausen Electric system embodying coldcathode gaseous discharge device
US2460738A (en) * 1946-04-17 1949-02-01 Gen Electric Electrode construction
US2473550A (en) * 1947-08-19 1949-06-21 Raytheon Mfg Co Directly heated cathode
DE929379C (de) * 1949-07-01 1955-06-27 Lumalampan Ab Elektrode fuer elektrische Niederdruck-Entladungsroehren
US2886737A (en) * 1949-11-11 1959-05-12 Fruengel Frank Quick-responsive spark gap device
AT176613B (de) * 1951-07-17 1953-11-10 Philips Nv Vorratskathode
DE971276C (de) * 1952-02-12 1958-12-31 Siemens Ag Verfahren zur Herstellung einer Kathode fuer elektrische Entladungsgefaesse
GB753280A (en) 1953-06-11 1956-07-18 Philips Electrical Ind Ltd Improvements in or relating to cathodes for use in electric discharge tubes

Also Published As

Publication number Publication date
DE1187730B (de) 1965-02-25
BE612125A (fr) 1962-04-16
CH401261A (de) 1965-10-31
GB953023A (en) 1964-03-25
US3244929A (en) 1966-04-05

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