FR824875A - Improvements to cathode ray tubes - Google Patents

Improvements to cathode ray tubes

Info

Publication number
FR824875A
FR824875A FR824875DA FR824875A FR 824875 A FR824875 A FR 824875A FR 824875D A FR824875D A FR 824875DA FR 824875 A FR824875 A FR 824875A
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR824875A publication Critical patent/FR824875A/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
    • H01J29/465—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement for simultaneous focalisation and deflection of ray or beam
    • 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
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/74—Deflecting by electric fields only
    • 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
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/76—Deflecting by magnetic fields only
    • 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
    • H01J29/80—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching
FR824875D 1936-07-31 1937-07-28 Improvements to cathode ray tubes Expired FR824875A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB21302/36A GB479064A (en) 1936-07-31 1936-07-31 Improvements in and relating to cathode ray devices
GB29563/36A GB488188A (en) 1936-07-31 1936-10-30 Improvements in or relating to cathode ray devices
GB114/38A GB508520A (en) 1936-07-31 1938-01-03 Improvements in and relating to cathode ray devices

Publications (1)

Publication Number Publication Date
FR824875A true FR824875A (en) 1938-02-17

Family

ID=41259032

Family Applications (3)

Application Number Title Priority Date Filing Date
FR824875D Expired FR824875A (en) 1936-07-31 1937-07-28 Improvements to cathode ray tubes
FR48958D Expired FR48958E (en) 1936-07-31 1937-10-29 Improvements to cathode ray tubes
FR50137D Expired FR50137E (en) 1936-07-31 1938-12-30 Improvements to cathode ray tubes

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR48958D Expired FR48958E (en) 1936-07-31 1937-10-29 Improvements to cathode ray tubes
FR50137D Expired FR50137E (en) 1936-07-31 1938-12-30 Improvements to cathode ray tubes

Country Status (5)

Country Link
US (2) US2197523A (en)
BE (2) BE422914A (en)
DE (1) DE914878C (en)
FR (3) FR824875A (en)
GB (3) GB479064A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE757173C (en) * 1938-11-18 1953-06-01 Siemens & Halske A G Cathode ray tubes with a rotating cathode ray and radial beam deflection
BE481370A (en) * 1939-05-26
US2449975A (en) * 1946-06-21 1948-09-28 Harold O Bishop Microwave vacuum tube
US2600463A (en) * 1948-01-26 1952-06-17 Csf Method for correcting electronic optical systems
US2581487A (en) * 1950-03-01 1952-01-08 Rca Corp Color television reproduction tube
NL170681B (en) * 1951-06-29 Philips Nv GLOW DISCHARGE LAMP WITH A HOLE FACED FLAT ELECTRODE.
US2722622A (en) * 1951-07-27 1955-11-01 Zenith Radio Corp Apparatus for the reproduction of images in color
US2728027A (en) * 1952-08-12 1955-12-20 Rca Corp Cathode ray deflection systems
US2790103A (en) * 1955-07-28 1957-04-23 Gen Dynamics Corp Cathode ray display tube with improved character selection
FR1448056A (en) * 1965-04-20 1966-08-05 Thomson Houston Comp Francaise Charged particle electrostatic deflection device
GB1217240A (en) * 1967-04-06 1970-12-31 Sony Corp New and improved color picture tube system
GB1241111A (en) * 1968-04-14 1971-07-28 Sony Corp Misconvergence compensation for single-gun, plural-beam type colour tv picture tube
FR2414034A1 (en) * 1978-01-06 1979-08-03 Inst Francais Du Petrole DEALKYLATION PROCESS, BY WATER VAPOR, OF AROMATIC HYDROCARBONS

Also Published As

Publication number Publication date
DE914878C (en) 1954-07-12
GB479064A (en) 1938-01-31
FR48958E (en) 1938-10-05
US2212396A (en) 1940-08-20
BE431937A (en)
US2197523A (en) 1940-04-16
FR50137E (en) 1939-12-13
GB488188A (en) 1938-06-30
GB508520A (en) 1939-07-03
BE422914A (en) 1937-08-31

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