FR1100508A - Electrostatic lens, especially for cathode ray tubes - Google Patents

Electrostatic lens, especially for cathode ray tubes

Info

Publication number
FR1100508A
FR1100508A FR1100508DA FR1100508A FR 1100508 A FR1100508 A FR 1100508A FR 1100508D A FR1100508D A FR 1100508DA FR 1100508 A FR1100508 A FR 1100508A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
electrostatic lens
electrostatic
lens
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR1100508A publication Critical patent/FR1100508A/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
    • H01J29/46—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
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
FR1100508D 1953-05-15 1954-05-10 Electrostatic lens, especially for cathode ray tubes Expired FR1100508A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE319038X 1953-05-15

Publications (1)

Publication Number Publication Date
FR1100508A true FR1100508A (en) 1955-09-21

Family

ID=6151448

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1100508D Expired FR1100508A (en) 1953-05-15 1954-05-10 Electrostatic lens, especially for cathode ray tubes

Country Status (5)

Country Link
US (1) US2929948A (en)
CH (1) CH319038A (en)
FR (1) FR1100508A (en)
GB (1) GB751540A (en)
NL (1) NL187314B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2597652B1 (en) * 1986-04-16 1988-07-29 Aerospatiale ELECTRONIC CIRCUIT PROTECTION BOX, HARDENED AGAINST X-RAYS
US6123380A (en) * 1999-06-11 2000-09-26 Lear Corporation Automotive seat assembly with folding structural supports for storage in a foot well for an automotive vehicle body

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB501058A (en) * 1937-08-21 1939-02-21 Cabot Seaton Bull Improvements in or relating to cathode ray tubes
GB505751A (en) * 1937-09-13 1939-05-15 Frederick Hermes Nicoll Improvements in or relating to cathode ray tubes
DE883938C (en) * 1939-12-02 1953-06-11 Western Electric Co Electron discharge device
US2424965A (en) * 1942-03-20 1947-08-05 Standard Telephones Cables Ltd High-frequency amplifier and oscillator
GB609480A (en) * 1944-09-30 1948-10-01 Otto Ernst Heinrich Klemperer Improvements in or relating to a electron discharge apparatus in which a flattened or ribbon-shaped electron beam is employed
US2476060A (en) * 1945-01-11 1949-07-12 Cossor Ltd A C Electron gun structure
NL152658B (en) * 1949-05-06 Turmix Ag HUMIDIFIER.

Also Published As

Publication number Publication date
GB751540A (en) 1956-06-27
US2929948A (en) 1960-03-22
NL187314B (en)
CH319038A (en) 1957-01-31

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