FR919431A - Cathode ray tubes - Google Patents

Cathode ray tubes

Info

Publication number
FR919431A
FR919431A FR919431DA FR919431A FR 919431 A FR919431 A FR 919431A FR 919431D A FR919431D A FR 919431DA FR 919431 A FR919431 A FR 919431A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
tubes
cathode
ray
Prior art date
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
Other languages
French (fr)
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.)
AC Cossor Ltd
Original Assignee
AC Cossor Ltd
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 AC Cossor Ltd filed Critical AC Cossor Ltd
Application granted granted Critical
Publication of FR919431A publication Critical patent/FR919431A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J29/84—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection
FR919431D 1944-12-28 1945-12-27 Cathode ray tubes Expired FR919431A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB25964/44A GB642083A (en) 1944-12-28 1944-12-28 Improvements relating to cathode ray tubes

Publications (1)

Publication Number Publication Date
FR919431A true FR919431A (en) 1947-03-07

Family

ID=10236168

Family Applications (1)

Application Number Title Priority Date Filing Date
FR919431D Expired FR919431A (en) 1944-12-28 1945-12-27 Cathode ray tubes

Country Status (6)

Country Link
US (1) US2472766A (en)
BE (1) BE462028A (en)
DE (1) DE838168C (en)
FR (1) FR919431A (en)
GB (1) GB642083A (en)
NL (1) NL66519C (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733365A (en) * 1956-01-31 hoagland
US2555850A (en) * 1948-01-28 1951-06-05 Nicholas D Glyptis Ion trap
BE492805A (en) * 1948-12-21
US2522872A (en) * 1949-01-10 1950-09-19 Heppner Mfg Company Device for controlling the path of travel of electrons in cathoderay tubes
US2539156A (en) * 1949-01-19 1951-01-23 Tele Tone Radio Corp Ion trap magnet
US2552341A (en) * 1949-02-03 1951-05-08 Clarostat Mfg Co Inc Magnetic structure for use in ion-traps
US2499065A (en) * 1949-03-22 1950-02-28 Heppner Mfg Company Device for adjustably positioning spaced magnetic fields
US2569517A (en) * 1949-09-09 1951-10-02 Du Mont Allen B Lab Inc Magnet for cathode-ray tube ion traps
US2604599A (en) * 1949-09-17 1952-07-22 Sylvania Electric Prod Cathode-ray tube
US2580355A (en) * 1949-10-08 1951-12-25 Du Mont Allen B Lab Inc Ion trap magnet
US2552342A (en) * 1949-11-17 1951-05-08 Clarostat Mfg Co Inc Magnetic structure for use in ion-traps
US2744208A (en) * 1949-12-02 1956-05-01 Rca Corp Ion trap electron gun
US2564737A (en) * 1949-12-23 1951-08-21 Rauland Corp Cathode-ray tube
US2596508A (en) * 1950-04-19 1952-05-13 Rauland Corp Electron gun for cathode-ray tubes
US2565533A (en) * 1950-05-19 1951-08-28 Rauland Corp Cathode-ray tube
US2701320A (en) * 1950-05-26 1955-02-01 Rca Corp Electron gun structure and method for making the same
US2582402A (en) * 1950-09-29 1952-01-15 Rauland Corp Ion trap type electron gun
US2659826A (en) * 1951-01-24 1953-11-17 Failla Gioacchino Radiation measuring device
US2673305A (en) * 1951-05-31 1954-03-23 Rauland Corp Image-reproducing device
BE526614A (en) * 1952-11-07
DE1073638B (en) * 1953-02-19 1960-01-21 Standard Elektrik Lorenz Aktiengesellschaft, Stuttgart-Zuffenhausen Beam generation system for cathode ray tubes with ion trap
DE1114254B (en) * 1954-04-19 1961-09-28 Sylvania Electric Prod Electron tubes in which the disk-shaped electrodes are built up on two metallic retaining pins
US2913612A (en) * 1956-10-29 1959-11-17 Gen Electric Cathode ray tube
US3134919A (en) * 1961-01-04 1964-05-26 Gen Electric Stabilized electron gun

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2137202A (en) * 1933-07-28 1938-11-15 Telefunken Gmbh Electron tube
US2211613A (en) * 1936-08-14 1940-08-13 Hygrade Sylvania Corp Cathode ray tube
BE426509A (en) * 1937-02-22
BE441294A (en) * 1939-12-22
BE480334A (en) * 1942-03-14
US2365006A (en) * 1942-07-24 1944-12-12 Ricketts Robert Eugene Cathode ray tube and light beam control means
US2348133A (en) * 1942-09-29 1944-05-02 Rca Corp Method and apparatus for developing electron beams

Also Published As

Publication number Publication date
DE838168C (en) 1952-03-27
NL66519C (en)
GB642083A (en) 1950-08-30
BE462028A (en)
US2472766A (en) 1949-06-07

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