CH233012A - Apparatus comprising an electric discharge tube with an electron mirror electrode. - Google Patents

Apparatus comprising an electric discharge tube with an electron mirror electrode.

Info

Publication number: CH233012A
Authority: CH; Switzerland
Prior art keywords: discharge tube; electric discharge; mirror electrode; electron mirror; electron
Prior art date: 1940-08-15

Application number

Other languages

German (de)

Inventor

Gloeilampenfabrieken N Philips

Original Assignee

Philips Nv

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.)

1940-08-15

Filing date

1941-08-13

Publication date

1944-06-30

1941-08-13 Application filed by Philips Nv filed Critical Philips Nv

1944-06-30 Publication of CH233012A publication Critical patent/CH233012A/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/60—Mirrors
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/001—Non-constructive schematic arrangements

CH233012D 1940-08-15 1941-08-13 Apparatus comprising an electric discharge tube with an electron mirror electrode. CH233012A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL233012X		1940-08-15

Publications (1)

Publication Number	Publication Date
CH233012A true CH233012A (en)	1944-06-30

Family

ID=19780086

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH233012D CH233012A (en)	1940-08-15	1941-08-13	Apparatus comprising an electric discharge tube with an electron mirror electrode.

Country Status (6)

Country	Link
US (1)	US2453647A (en)
BE (1)	BE442468A (en)
CH (1)	CH233012A (en)
DE (1)	DE869829C (en)
FR (1)	FR874722A (en)
GB (1)	GB553181A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2506659A (en) *	1941-04-11	1950-05-09	Csf	Electron discharge tube
BE481554A (en) *	1947-06-26
US2538714A (en) *	1948-04-14	1951-01-16	Hartford Nat Bank & Trust Co	Electric discharge tube
NL87139C (en) *	1954-01-22
FR1448056A (en) *	1965-04-20	1966-08-05	Thomson Houston Comp Francaise	Charged particle electrostatic deflection device
US3731136A (en) *	1971-04-19	1973-05-01	Gen Electric	Cylindrical electrode system for focusing and deflecting an electron beam

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB458015A (en) *	1935-05-20	1936-12-10	British Thomson Houston Co Ltd	Improvements in and relating to the control of electronic rays
BE433232A (en) *	1938-03-30
US2332876A (en) *	1938-04-04	1943-10-26	Uhlmann Wolfram	Braun tube

0
- BE BE442468D patent/BE442468A/xx unknown
1941
- 1941-08-12 DE DEN2318D patent/DE869829C/en not_active Expired
- 1941-08-13 FR FR874722D patent/FR874722A/en not_active Expired
- 1941-08-13 CH CH233012D patent/CH233012A/en unknown
- 1941-11-12 GB GB14595/41A patent/GB553181A/en not_active Expired
1946
- 1946-05-02 US US666565A patent/US2453647A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE869829C (en)	1953-03-09
FR874722A (en)	1942-08-19
BE442468A (en)
US2453647A (en)	1948-11-09
GB553181A (en)	1943-05-11

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