FR906905A - Magnetic deflection system for cathode ray tubes - Google Patents

Magnetic deflection system for cathode ray tubes

Info

Publication number
FR906905A
FR906905A FR906905DA FR906905A FR 906905 A FR906905 A FR 906905A FR 906905D A FR906905D A FR 906905DA FR 906905 A FR906905 A FR 906905A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
deflection system
magnetic deflection
magnetic
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR906905A publication Critical patent/FR906905A/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
    • H01J29/70—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
    • H01J29/762—Deflecting by magnetic fields only using saddle coils or printed windings
FR906905D 1943-09-08 1944-09-06 Magnetic deflection system for cathode ray tubes Expired FR906905A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL248957X 1943-09-08

Publications (1)

Publication Number Publication Date
FR906905A true FR906905A (en) 1946-02-25

Family

ID=19780979

Family Applications (1)

Application Number Title Priority Date Filing Date
FR906905D Expired FR906905A (en) 1943-09-08 1944-09-06 Magnetic deflection system for cathode ray tubes

Country Status (5)

Country Link
US (1) US2455171A (en)
CH (1) CH248957A (en)
DE (1) DE976695C (en)
FR (1) FR906905A (en)
GB (1) GB640153A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2797994A1 (en) * 1999-08-30 2001-03-02 Thomson Tubes & Displays DEFLECTION UNIT FOR SELF-CONVERGING CATHODE RAY TUBE HAVING SEAT-SHAPED VERTICAL DEFLECTION COILS
FR2797993A1 (en) * 1999-08-30 2001-03-02 Thomson Tubes & Displays CATHODIC RAY TUBE DEFLECTION UNIT WITH SADDLE-SHAPED VERTICAL DEFLECTION COILS

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2617059A (en) * 1949-12-02 1952-11-04 Hartford Nat Bank & Trust Co Cathode-ray tube
US2570425A (en) * 1950-05-26 1951-10-09 Philco Corp Deflection yoke
BE507000A (en) * 1950-06-25
US2616056A (en) * 1951-02-09 1952-10-28 Sylvania Electric Prod Unsymmetrical deflection yoke
US2793311A (en) * 1951-04-18 1957-05-21 Du Mont Allen B Lab Inc Deflection yoke
BE535542A (en) * 1954-02-09
BE537872A (en) * 1954-05-05
US3115544A (en) * 1956-04-25 1963-12-24 Hazeltine Research Inc Color-television receivers and deflection yokes
GB890617A (en) * 1959-11-10 1962-03-07 Nat Res Dev Improvements in and relating to thermionic electric generators
BE635103A (en) * 1962-07-19
US3383537A (en) * 1965-10-07 1968-05-14 Rank Organisation Ltd Metal/ceramic cathode ray tube
NL7600424A (en) * 1976-01-16 1977-07-19 Philips Nv DISPLAY DEVICE FOR COLOR TV.

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL59466C (en) * 1934-10-24
US2172733A (en) * 1935-03-29 1939-09-12 Deflection coil
DE724550C (en) * 1935-05-23 1942-10-01 Fernseh Gmbh Magnetic deflection system for Braun tubes
GB455200A (en) * 1935-06-19 1936-10-15 Fernseh Ag Improvements in or relating to deflecting means for cathode-ray tubes
GB471103A (en) * 1935-11-27 1937-08-27 Michael Bowman Manifold Improvements in and relating to deflecting means for cathode ray tubes
FR819736A (en) * 1936-03-26 1937-10-27 Telefunken Gmbh Improvements to deflector coils for cathode ray tubes applicable, in particular, to television
GB482195A (en) * 1936-09-21 1938-03-21 Alan Dower Blumlein Improvements in or relating to electromagnetic deflecting coils for cathode ray tubes
US2227711A (en) * 1937-02-20 1941-01-07 Firm Of Fernseh Ag Deflecting device for cathode ray tubes
DE727477C (en) * 1938-04-25 1942-11-04 Philips Patentverwaltung Device for eliminating the distortion of the figure described by the cathode ray in a cathode ray tube
US2289756A (en) * 1938-05-27 1942-07-14 Int Standard Electric Corp Electron tube and circuits employing it
DE720472C (en) * 1938-06-12 1942-05-07 Telefunken Gmbh Coil arrangement for the magnetic deflection of the electron beam of a cathode ray tube
DE972332C (en) * 1938-11-24 1959-07-02 Fernseh Gmbh Electromagnetic deflection device for cathode ray tubes, especially for televisions
US2320582A (en) * 1939-11-08 1943-06-01 Flechsig Werner Cathode ray tube

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2797994A1 (en) * 1999-08-30 2001-03-02 Thomson Tubes & Displays DEFLECTION UNIT FOR SELF-CONVERGING CATHODE RAY TUBE HAVING SEAT-SHAPED VERTICAL DEFLECTION COILS
FR2797993A1 (en) * 1999-08-30 2001-03-02 Thomson Tubes & Displays CATHODIC RAY TUBE DEFLECTION UNIT WITH SADDLE-SHAPED VERTICAL DEFLECTION COILS
EP1081738A1 (en) * 1999-08-30 2001-03-07 THOMSON TUBES & DISPLAYS S.A. Vertical deflection coil structure for CRT
EP1081737A1 (en) * 1999-08-30 2001-03-07 THOMSON TUBES & DISPLAYS S.A. Deflection unit for self-converging cathode-ray tubes, comprising saddle-shaped vertical deflection coils
US6577053B1 (en) 1999-08-30 2003-06-10 Thomson Licensing S.A. Deflection coil having a winding window

Also Published As

Publication number Publication date
US2455171A (en) 1948-11-30
GB640153A (en) 1950-07-12
DE976695C (en) 1964-03-05
CH248957A (en) 1947-05-31

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