NL8020518A - Directly heated grating cathode for electron tube - is mfd. by spark machining intersecting spiral filaments of varying width in hollow cylinder - Google Patents

Directly heated grating cathode for electron tube - is mfd. by spark machining intersecting spiral filaments of varying width in hollow cylinder Download PDF

Info

Publication number
NL8020518A
NL8020518A NL8020518A NL8020518A NL8020518A NL 8020518 A NL8020518 A NL 8020518A NL 8020518 A NL8020518 A NL 8020518A NL 8020518 A NL8020518 A NL 8020518A NL 8020518 A NL8020518 A NL 8020518A
Authority
NL
Netherlands
Prior art keywords
cathode
filaments
holes
rings
filament
Prior art date
Application number
NL8020518A
Other languages
English (en)
Dutch (nl)
Original Assignee
Vladimir Nikolaevich Aleksandrov, Vladimir Fedorovich Ioffe En Oleg Vasilevich Filatov Allen Te Leningrad, U.S.S.R.
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 Vladimir Nikolaevich Aleksandrov, Vladimir Fedorovich Ioffe En Oleg Vasilevich Filatov Allen Te Leningrad, U.S.S.R. filed Critical Vladimir Nikolaevich Aleksandrov, Vladimir Fedorovich Ioffe En Oleg Vasilevich Filatov Allen Te Leningrad, U.S.S.R.
Publication of NL8020518A publication Critical patent/NL8020518A/nl

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00Details 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
    • H01J1/02Main electrodes
    • H01J1/13Solid thermionic cathodes
    • H01J1/15Cathodes heated directly by an electric current

Landscapes

  • Solid Thermionic Cathode (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Microwave Tubes (AREA)
NL8020518A 1980-02-05 1980-12-24 Directly heated grating cathode for electron tube - is mfd. by spark machining intersecting spiral filaments of varying width in hollow cylinder NL8020518A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SU802871003A SU1042105A1 (ru) 1980-02-05 1980-02-05 Решетчатый катод пр мого накала дл электронных ламп и способ его изготовлени
SU2871003 1980-02-05
SU8000215 1980-12-24
PCT/SU1980/000215 WO1981002364A1 (en) 1980-02-05 1980-12-24 Direct heating grid cathode for electron beam tubes and method of making it

Publications (1)

Publication Number Publication Date
NL8020518A true NL8020518A (en) 1982-01-04

Family

ID=20872827

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8020518A NL8020518A (en) 1980-02-05 1980-12-24 Directly heated grating cathode for electron tube - is mfd. by spark machining intersecting spiral filaments of varying width in hollow cylinder

Country Status (7)

Country Link
US (1) US4443735A (ru)
JP (1) JPS57500804A (ru)
DE (1) DE3050267T1 (ru)
GB (1) GB2081504B (ru)
NL (1) NL8020518A (ru)
SU (1) SU1042105A1 (ru)
WO (1) WO1981002364A1 (ru)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4781640A (en) * 1985-01-24 1988-11-01 Varian Associates, Inc. Basket electrode shaping
US7763833B2 (en) * 2004-03-12 2010-07-27 Goodrich Corp. Foil heating element for an electrothermal deicer
US7923668B2 (en) * 2006-02-24 2011-04-12 Rohr, Inc. Acoustic nacelle inlet lip having composite construction and an integral electric ice protection heater disposed therein
WO2018129417A1 (en) * 2017-01-06 2018-07-12 Feldman Benjamin F Operating system for a cooking appliance

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2468736A (en) * 1946-06-13 1949-05-03 Raytheon Mfg Co Slotted cathode structure
NL86395C (ru) * 1950-05-17
DE882736C (de) * 1950-05-17 1953-07-13 Siemens Ag Kathode fuer Elektronenroehren
NL88786C (ru) * 1955-04-02
FR1455956A (fr) * 1965-07-20 1966-05-20 Thomson Houston Comp Francaise Perfectionnements aux cathodes à chauffage direct
FR1490577A (fr) * 1966-05-18 1967-08-04 Thomson Houston Comp Francaise Perfectionnements aux cathodes à chauffage direct en forme de cage
DE1901207A1 (de) * 1969-01-10 1970-08-06 Siemens Ag Maschenkathode fuer Elektronenroehren hoher Leistung,insbesondere Senderoehren
NL7202069A (ru) * 1972-02-17 1973-08-21
CH549283A (de) * 1972-09-06 1974-05-15 Bbc Brown Boveri & Cie Maschenkathode fuer elektronenroehren.
FR2255697B1 (ru) * 1973-12-21 1977-08-12 Thomson Csf
US4230968A (en) * 1976-05-26 1980-10-28 Hitachi, Ltd. Cathode structure for magnetrons
NL7607038A (nl) * 1976-06-28 1977-12-30 Philips Nv Elektrische gloeilamp.

Also Published As

Publication number Publication date
GB2081504B (en) 1984-07-25
DE3050267C2 (ru) 1989-03-09
JPS57500804A (ru) 1982-05-06
SU1042105A1 (ru) 1983-09-15
WO1981002364A1 (en) 1981-08-20
US4443735A (en) 1984-04-17
GB2081504A (en) 1982-02-17
DE3050267T1 (de) 1982-04-15

Similar Documents

Publication Publication Date Title
US5011065A (en) Screen basket and method of manufacture
JP5856740B2 (ja) セラミックハニカム体および製造方法
NL8020518A (en) Directly heated grating cathode for electron tube - is mfd. by spark machining intersecting spiral filaments of varying width in hollow cylinder
CN109190253B (zh) 一种带绕丝燃料组件的网格模型刻画方法
EP0196791B1 (en) Die for extruding ceramic honeycomb structure bodies
US20060163211A1 (en) Article having diffuser holes and method of making same
CN110426992A (zh) 一种曲面子区域环切加工刀具轨迹规划方法
DE19628280A1 (de) Wärmeübertragungsrohr mit einer gerillten Innenfläche
CN109702196B (zh) 针对工件的悬垂结构的金属增材制造方法
DE60126327T2 (de) Honigwabenstruktur und verfahren zu ihrer herstellung
JP2014200912A (ja) 切削ねじ製造工具および方法
EP0389221A1 (en) Production method of honeycomb die-forming electrical discharge machining electrodes and production method of honeycomb dies
CN112828421B (zh) 电弧熔丝增材制造网格框架结构的方法
JPS6328520A (ja) ハニカム・ダイス成形用放電加工電極の製造方法
JPH0474131B2 (ru)
US20210209276A1 (en) Design method for three-dimensional tortuous path flow element
JPH0474132B2 (ru)
EP3358571B1 (en) Fast neutron reactor fuel rod
KR20060131868A (ko) 고압 방전 램프용 전극 시스템
EP2465630B1 (en) Electrode for honeycomb structure forming
DE3305468C2 (ru)
JP4748466B1 (ja) 放電灯用電極及びその製造方法
JPH02502089A (ja) 進行波管用の遅波構造の製造方法および製造装置
EP3647703B1 (en) Additively manufactured fin slots for thermal growth
CN108857294B (zh) 一种在弯管圆弧面上制作网格纹的方法