DE2729932C2 - Farbkathodenstrahlröhre - Google Patents

Farbkathodenstrahlröhre

Info

Publication number
DE2729932C2
DE2729932C2 DE2729932A DE2729932A DE2729932C2 DE 2729932 C2 DE2729932 C2 DE 2729932C2 DE 2729932 A DE2729932 A DE 2729932A DE 2729932 A DE2729932 A DE 2729932A DE 2729932 C2 DE2729932 C2 DE 2729932C2
Authority
DE
Germany
Prior art keywords
lens
electron beams
electrodes
cathode ray
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
DE2729932A
Other languages
German (de)
English (en)
Other versions
DE2729932A1 (de
Inventor
Piet Gerard Joseph Eindhoven Barten
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
Publication of DE2729932A1 publication Critical patent/DE2729932A1/de
Application granted granted Critical
Publication of DE2729932C2 publication Critical patent/DE2729932C2/de
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
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
    • H01J29/566—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses for correcting aberration

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
DE2729932A 1976-07-13 1977-07-02 Farbkathodenstrahlröhre Expired DE2729932C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7607722A NL7607722A (nl) 1976-07-13 1976-07-13 Astigmatische elektronenlens, kathodestraal- buis met een dergelijke lens en inrichting met een dergelijke kathodestraalbuis.

Publications (2)

Publication Number Publication Date
DE2729932A1 DE2729932A1 (de) 1978-01-19
DE2729932C2 true DE2729932C2 (de) 1985-08-08

Family

ID=19826587

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2729932A Expired DE2729932C2 (de) 1976-07-13 1977-07-02 Farbkathodenstrahlröhre

Country Status (11)

Country Link
US (1) US4366419A (en:Method)
JP (1) JPS539464A (en:Method)
AU (1) AU509257B2 (en:Method)
BE (1) BE856704A (en:Method)
CA (1) CA1107341A (en:Method)
DE (1) DE2729932C2 (en:Method)
ES (1) ES460612A1 (en:Method)
FR (1) FR2358743A1 (en:Method)
GB (1) GB1567807A (en:Method)
IT (1) IT1081541B (en:Method)
NL (1) NL7607722A (en:Method)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8101888A (nl) * 1981-04-16 1982-11-16 Philips Nv Beeldweergeefinrichting.
NL8102527A (nl) * 1981-05-22 1982-12-16 Philips Nv Kleurenbeeldbuis.
US4583024A (en) * 1984-02-21 1986-04-15 Rca Corporation Color picture tube having an inline electron gun with built-in stigmator
US4899091A (en) * 1984-05-29 1990-02-06 Tektronix, Inc. Cathode-ray-tube astigmatism correction apparatus
US4887009A (en) * 1986-02-12 1989-12-12 Rca Licensing Corporation Color display system
EP0241218B1 (en) * 1986-04-03 1991-12-18 Mitsubishi Denki Kabushiki Kaisha Cathode ray tube apparatus
US4731563A (en) * 1986-09-29 1988-03-15 Rca Corporation Color display system
NL8801308A (nl) * 1988-05-20 1989-12-18 Philips Nv Beeldbuis met spiraalfocusseerlens met niet-rotatiesymmetrisch lenselement.
KR910009635B1 (ko) * 1989-03-09 1991-11-23 삼성전관 주식회사 다이나믹 포커스 전자총

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2332622A (en) * 1941-10-11 1943-10-26 Bell Telephone Labor Inc Electron discharge device
NL82605C (en:Method) * 1942-04-08
NL258205A (en:Method) * 1959-11-25
NL248533A (en:Method) * 1960-02-17 1964-03-10
US3504211A (en) * 1965-05-12 1970-03-31 Hitachi Ltd Electron beam control device for use with a cathode ray tube for dynamic correction of electron beam astigmatism and defocusing
NL151555B (nl) * 1967-11-11 1976-11-15 Philips Nv Elektronenstraalbuis voor het weergeven van gekleurde beelden.
US3610992A (en) * 1968-12-19 1971-10-05 Sony Corp Cathode-ray tube having end electrodes of three electrodes connected by helical coil coaxial with tube axis
NL162783C (nl) * 1970-04-11 1980-06-16 Philips Nv Beeldweergeefinrichting en elektronenstraalbuis als onderdeel daarvan.
FR2098948A5 (en:Method) * 1970-07-31 1972-03-10 Bekaert Sa Nv
JPS5520329B2 (en:Method) * 1974-05-23 1980-06-02

Also Published As

Publication number Publication date
IT1081541B (it) 1985-05-21
BE856704A (fr) 1978-01-11
NL7607722A (nl) 1978-01-17
DE2729932A1 (de) 1978-01-19
AU509257B2 (en) 1980-05-01
AU2691877A (en) 1979-01-18
ES460612A1 (es) 1978-05-16
FR2358743B1 (en:Method) 1981-09-04
US4366419A (en) 1982-12-28
CA1107341A (en) 1981-08-18
JPS539464A (en) 1978-01-27
GB1567807A (en) 1980-05-21
FR2358743A1 (fr) 1978-02-10

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: MEIER, F., DIPL.-ING., PAT.-ANW., 2000 HAMBURG

8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8339 Ceased/non-payment of the annual fee