FR980905A - Mount for the focusing device of an eathodic ray tube - Google Patents

Mount for the focusing device of an eathodic ray tube

Info

Publication number
FR980905A
FR980905A FR980905DA FR980905A FR 980905 A FR980905 A FR 980905A FR 980905D A FR980905D A FR 980905DA FR 980905 A FR980905 A FR 980905A
Authority
FR
France
Prior art keywords
eathodic
mount
ray tube
focusing device
focusing
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.)
Pye Electronic Products Ltd
Original Assignee
Pye 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 Pye Ltd filed Critical Pye Ltd
Application granted granted Critical
Publication of FR980905A publication Critical patent/FR980905A/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
    • H01J29/82—Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
FR980905D 1948-02-07 1949-02-05 Mount for the focusing device of an eathodic ray tube Expired FR980905A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3633/48A GB648793A (en) 1948-02-07 1948-02-07 Suspension mounting for the focussing device of a cathode ray tube

Publications (1)

Publication Number Publication Date
FR980905A true FR980905A (en) 1951-05-21

Family

ID=9761997

Family Applications (1)

Application Number Title Priority Date Filing Date
FR980905D Expired FR980905A (en) 1948-02-07 1949-02-05 Mount for the focusing device of an eathodic ray tube

Country Status (5)

Country Link
US (1) US2591820A (en)
BE (1) BE487122A (en)
FR (1) FR980905A (en)
GB (1) GB648793A (en)
NL (1) NL144716B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640868A (en) * 1950-11-04 1953-06-02 All Star Products Inc Magnetic focusing device for cathode-ray tubes
NL165991B (en) * 1950-12-15 Stork Conrad Bv DEVICE FOR GUIDING THIS BODY WHEN LOWERING A BODY HANGING FROM CABS.
US2694782A (en) * 1951-05-19 1954-11-16 All Star Products Inc High efficiency magnetic focusing device for cathode-ray tubes
BE522315A (en) * 1952-08-26
GB731451A (en) * 1952-10-23 1955-06-08 Dennis Henry Covill Improvements in or relating to arrangements for use with cathode ray tubes
BE531679A (en) * 1953-09-21
US2880343A (en) * 1955-12-12 1959-03-31 Glaser Steers Corp Cathode ray tube focusing device
US3629751A (en) * 1969-04-16 1971-12-21 Warwick Electronics Inc Deflection yoke mounting

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2224933A (en) * 1934-02-09 1940-12-17 Loewe Radio Inc Magnetic distortion correcting means for cathode ray tubes
BE424327A (en) * 1936-10-30
GB494839A (en) * 1937-05-01 1938-11-01 British Thomson Houston Co Ltd Improvements in and relating to cathode ray apparatus
GB504802A (en) * 1937-11-01 1939-05-01 Frederick Hermes Nicoll Improvements in or relating to permanent magnet devices for producing axially symmetrical magnetic fields
US2234720A (en) * 1939-08-10 1941-03-11 Gen Electric Electron discharge apparatus
US2431077A (en) * 1943-08-31 1947-11-18 Rca Corp Cathode-ray tube with revolving magnets and adjustable sleeve
US2442975A (en) * 1943-08-31 1948-06-08 Rca Corp Focusing system
US2416687A (en) * 1944-03-30 1947-03-04 Bell Telephone Labor Inc Magnetic focussing device
US2418487A (en) * 1944-03-31 1947-04-08 Bell Telephone Labor Inc Cathode ray magnetic focusing device
US2433682A (en) * 1944-10-31 1947-12-30 Philco Corp Electron focusing apparatus
US2443973A (en) * 1945-01-05 1948-06-22 Avco Mfg Corp Control device for cathode-ray focusing coils
US2443025A (en) * 1945-07-30 1948-06-08 Gen Electric Cathode-ray apparatus
US2456399A (en) * 1945-10-24 1948-12-14 Gen Electric Cathode-ray apparatus
BE469138A (en) * 1945-10-31
US2501516A (en) * 1947-12-31 1950-03-21 Gen Electric Deflecting and focusing device for cathode-ray apparatus
US2521061A (en) * 1948-03-18 1950-09-05 Motorola Inc Combined focus and centering control for cathode ray tubes
US2533687A (en) * 1949-05-27 1950-12-12 Quam Nichols Company Magnetic focusing device
US2533688A (en) * 1950-01-31 1950-12-12 Quam Nichols Company Focusing device
US2533689A (en) * 1950-06-28 1950-12-12 Quam Nichols Company Magnetic focusing device

Also Published As

Publication number Publication date
BE487122A (en)
NL144716B (en)
US2591820A (en) 1952-04-08
GB648793A (en) 1951-01-10

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