FR2160928B1 - - Google Patents

Info

Publication number
FR2160928B1
FR2160928B1 FR7241353A FR7241353A FR2160928B1 FR 2160928 B1 FR2160928 B1 FR 2160928B1 FR 7241353 A FR7241353 A FR 7241353A FR 7241353 A FR7241353 A FR 7241353A FR 2160928 B1 FR2160928 B1 FR 2160928B1
Authority
FR
France
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
FR7241353A
Other languages
French (fr)
Other versions
FR2160928A1 (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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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 Varian Associates Inc filed Critical Varian Associates Inc
Publication of FR2160928A1 publication Critical patent/FR2160928A1/fr
Application granted granted Critical
Publication of FR2160928B1 publication Critical patent/FR2160928B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/18—Electrode arrangements using essentially more than one dynode
    • H01J43/20—Dynodes consisting of sheet material, e.g. plane, bent
FR7241353A 1971-11-26 1972-11-21 Expired FR2160928B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20254171A 1971-11-26 1971-11-26

Publications (2)

Publication Number Publication Date
FR2160928A1 FR2160928A1 (en) 1973-07-06
FR2160928B1 true FR2160928B1 (en) 1978-05-26

Family

ID=22750316

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7241353A Expired FR2160928B1 (en) 1971-11-26 1972-11-21

Country Status (5)

Country Link
US (1) US3757157A (en)
JP (1) JPS4861067A (en)
DE (1) DE2254876A1 (en)
FR (1) FR2160928B1 (en)
NL (1) NL7216076A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3914599A (en) * 1974-03-18 1975-10-21 Varian Associates Photomultiplier with reduced dark current
DE3917149A1 (en) * 1989-05-26 1990-11-29 Leybold Ag Charged particles detector coping with high potential - has collector forming electrode of capacitor embedded in central conductor of waveguide
US5150067A (en) * 1990-04-16 1992-09-22 Mcmillan Michael R Electromagnetic pulse generator using an electron beam produced with an electron multiplier
US5117149A (en) * 1990-05-09 1992-05-26 Galileo Electro-Optics Corporation Parallel plate electron multiplier with negatively charged focussing strips and method of operation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR820468A (en) * 1936-04-11 1937-11-12 Fernseh Ag Secondary electron tube
US3388282A (en) * 1965-03-29 1968-06-11 Hallicrafters Co Biased crossed field dynamic electron multiplier
JPS4813864B1 (en) * 1967-10-13 1973-05-01

Also Published As

Publication number Publication date
DE2254876A1 (en) 1973-05-30
US3757157A (en) 1973-09-04
FR2160928A1 (en) 1973-07-06
NL7216076A (en) 1973-05-29
JPS4861067A (en) 1973-08-27

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Legal Events

Date Code Title Description
ST Notification of lapse