JPS496874A - - Google Patents

Info

Publication number
JPS496874A
JPS496874A JP48032588A JP3258873A JPS496874A JP S496874 A JPS496874 A JP S496874A JP 48032588 A JP48032588 A JP 48032588A JP 3258873 A JP3258873 A JP 3258873A JP S496874 A JPS496874 A JP S496874A
Authority
JP
Japan
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.)
Granted
Application number
JP48032588A
Other languages
Japanese (ja)
Other versions
JPS577461B2 (enrdf_load_stackoverflow
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
Priority claimed from US236299A external-priority patent/US3886194A/en
Application filed filed Critical
Publication of JPS496874A publication Critical patent/JPS496874A/ja
Publication of JPS577461B2 publication Critical patent/JPS577461B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/087—Magnetic focusing arrangements
    • H01J23/0873—Magnetic focusing arrangements with at least one axial-field reversal along the interaction space, e.g. P.P.M. focusing

Landscapes

  • Microwave Tubes (AREA)
JP3258873A 1972-03-20 1973-03-20 Expired JPS577461B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US236299A US3886194A (en) 1969-05-21 1972-03-20 N-phenoxyalkyl-L-thiocyanoalkanamides

Publications (2)

Publication Number Publication Date
JPS496874A true JPS496874A (enrdf_load_stackoverflow) 1974-01-22
JPS577461B2 JPS577461B2 (enrdf_load_stackoverflow) 1982-02-10

Family

ID=22888948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3258873A Expired JPS577461B2 (enrdf_load_stackoverflow) 1972-03-20 1973-03-20

Country Status (4)

Country Link
US (1) US3755706A (enrdf_load_stackoverflow)
JP (1) JPS577461B2 (enrdf_load_stackoverflow)
FR (1) FR2176932B1 (enrdf_load_stackoverflow)
GB (1) GB1403172A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57127674A (en) * 1981-01-29 1982-08-07 Disco Abrasive Sys Ltd Internal peripheral blade edge manufacturing method
JPS57138577A (en) * 1981-02-17 1982-08-26 Goei Seisakusho:Kk Electroformed cutter and manufacture thereof
JPS59192461A (ja) * 1983-04-13 1984-10-31 Disco Abrasive Sys Ltd 穿孔砥石製造方法
US10421013B2 (en) 2009-10-27 2019-09-24 Harmonix Music Systems, Inc. Gesture-based user interface

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1451956A (en) * 1973-02-16 1976-10-06 English Electric Valve Co Ltd Travelling wave tubes
US3855498A (en) * 1973-11-01 1974-12-17 Us Navy Center-pole magnetic circuit
US3881127A (en) * 1973-11-01 1975-04-29 Us Navy Bucking samarium cobalt magnets for crossed field devices
US3958147A (en) * 1975-06-06 1976-05-18 Hughes Aircraft Company Traveling-wave tube with improved periodic permanent magnet focusing arrangement integrated with coupled cavity slow-wave structure
US4114532A (en) * 1976-10-12 1978-09-19 Dataproducts Corporation Impact printer magnet assembly
JPS5631812Y2 (enrdf_load_stackoverflow) * 1976-10-25 1981-07-29
US4228416A (en) * 1978-09-15 1980-10-14 Hov-Air-Ship, Inc. Composite magnet and magnetic anchoring
DE3216250C2 (de) * 1982-04-30 1985-04-25 Siemens AG, 1000 Berlin und 8000 München Wanderfeldröhre mit periodisch-permanentmagnetischem Fokussiersystem
FR2545645B1 (fr) * 1983-05-03 1985-12-13 Thomson Csf Procede de fabrication d'un troncon de fourreau dit a pieces polaires incorporees pour tubes hyperfrequences
US5332948A (en) * 1992-05-13 1994-07-26 Litton Systems, Inc. X-z geometry periodic permanent magnet focusing system
US5332947A (en) * 1992-05-13 1994-07-26 Litton Systems, Inc. Integral polepiece RF amplification tube for millimeter wave frequencies
US5744910A (en) * 1993-04-02 1998-04-28 Litton Systems, Inc. Periodic permanent magnet focusing system for electron beam
US5932971A (en) * 1997-06-05 1999-08-03 Hughes Electronics Corp Optimally designed traveling wave tube for operation backed off from saturation
NL1026006C2 (nl) 2004-04-22 2005-10-25 Fei Co Deeltjes-optisch apparaat voorzien van lenzen met permanent magnetisch materiaal.
CN101461026B (zh) * 2006-06-07 2012-01-18 Fei公司 与包含真空室的装置一起使用的滑动轴承
WO2009123593A1 (en) * 2008-04-03 2009-10-08 Patrick Ferguson Hollow beam electron gun for use in a klystron
US8662187B2 (en) * 2009-08-13 2014-03-04 Baker Hughes Incorporated Permanent magnet linear motor actuated safety valve and method
JP5835822B1 (ja) * 2014-06-30 2015-12-24 Ｎｅｃネットワーク・センサ株式会社 高周波回路システム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB785110A (en) * 1955-06-28 1957-10-23 Standard Telephones Cables Ltd Electron tube magnetic focusing device
US3215906A (en) * 1963-09-24 1965-11-02 D M Steward Mfg Company Periodic permanent magnet focusing stack
US3398315A (en) * 1965-08-19 1968-08-20 Westinghouse Electric Corp A traveling wavetube with improved thermal and magnetic circuitry
FR1522411A (fr) * 1967-03-14 1968-04-26 Csf Compensation des effets de la température dans les focalisateurs magnétiques

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57127674A (en) * 1981-01-29 1982-08-07 Disco Abrasive Sys Ltd Internal peripheral blade edge manufacturing method
JPS57138577A (en) * 1981-02-17 1982-08-26 Goei Seisakusho:Kk Electroformed cutter and manufacture thereof
JPS59192461A (ja) * 1983-04-13 1984-10-31 Disco Abrasive Sys Ltd 穿孔砥石製造方法
US10421013B2 (en) 2009-10-27 2019-09-24 Harmonix Music Systems, Inc. Gesture-based user interface

Also Published As

Publication number Publication date
FR2176932A1 (enrdf_load_stackoverflow) 1973-11-02
GB1403172A (en) 1975-08-28
FR2176932B1 (enrdf_load_stackoverflow) 1977-08-05
JPS577461B2 (enrdf_load_stackoverflow) 1982-02-10
US3755706A (en) 1973-08-28

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