IT8122192A0 - Tubo a raggi catodici dotato di una struttura di selezione dei colori e di focalizzazione, di tipo quadripolare. - Google Patents

Tubo a raggi catodici dotato di una struttura di selezione dei colori e di focalizzazione, di tipo quadripolare.

Info

Publication number
IT8122192A0
IT8122192A0 IT8122192A IT2219281A IT8122192A0 IT 8122192 A0 IT8122192 A0 IT 8122192A0 IT 8122192 A IT8122192 A IT 8122192A IT 2219281 A IT2219281 A IT 2219281A IT 8122192 A0 IT8122192 A0 IT 8122192A0
Authority
IT
Italy
Prior art keywords
ray tube
cathode ray
color selection
pole type
tube equipped
Prior art date
Application number
IT8122192A
Other languages
English (en)
Other versions
IT1139363B (it
Inventor
Stanley Bloom
Carmen Anthony Catanese
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Publication of IT8122192A0 publication Critical patent/IT8122192A0/it
Application granted granted Critical
Publication of IT1139363B publication Critical patent/IT1139363B/it

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
    • H01J29/80—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching
    • H01J29/81—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching using shadow masks
IT22192/81A 1980-06-27 1981-06-08 Tubo a raggi catodici dotato di una struttura di selezione dei colori e di focalizzazione,di tipo quadripolare IT1139363B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/163,724 US4311944A (en) 1980-06-27 1980-06-27 CRT With dipolar deflection and quadrupolar-focusing color-selection structure

Publications (2)

Publication Number Publication Date
IT8122192A0 true IT8122192A0 (it) 1981-06-08
IT1139363B IT1139363B (it) 1986-09-24

Family

ID=22591298

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22192/81A IT1139363B (it) 1980-06-27 1981-06-08 Tubo a raggi catodici dotato di una struttura di selezione dei colori e di focalizzazione,di tipo quadripolare

Country Status (11)

Country Link
US (1) US4311944A (it)
JP (1) JPS5740838A (it)
CA (1) CA1170705A (it)
DD (1) DD160024A5 (it)
DE (1) DE3125256C2 (it)
FI (1) FI811920A7 (it)
FR (1) FR2485803A1 (it)
GB (1) GB2079529B (it)
IT (1) IT1139363B (it)
NL (1) NL8103112A (it)
PL (1) PL231883A1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8102200A (nl) * 1981-05-06 1982-12-01 Philips Nv Kleurenbeeldbuis.
US4464601A (en) * 1982-08-11 1984-08-07 Rca Corporation CRT with quadrupolar-focusing color-selection structure
US4427395A (en) 1982-08-24 1984-01-24 Rca Corporation Method for making a dipolar-deflecting and quadrupolar-focusing color-selection structure for a CRT
US4514658A (en) * 1983-03-31 1985-04-30 Rca Corporation Mesh lens focus mask for a cathode-ray tube

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3398309A (en) * 1966-08-10 1968-08-20 Rauland Corp Post-deflection-focus cathoderay tube
US4059781A (en) * 1974-07-17 1977-11-22 U.S. Philips Corporation Shadow mask each aperture of which is defined by a quadrupolar lens
NL167798C (nl) * 1974-07-17 1982-01-18 Philips Nv Elektronenstraalbuis voor het weergeven van gekleurde beelden.
US4112536A (en) * 1976-01-09 1978-09-12 Colgate-Palmolive Company Applicator
NL7600417A (nl) * 1976-01-16 1977-07-19 Philips Nv Werkwijze voor het vervaardigen van een kathode- straalbuis voor het weergeven van gekleurde beel- den.
NL7600421A (nl) * 1976-01-16 1977-07-19 Philips Nv Werkwijze voor het vervaardigen van een kleuren- beeldbuis en aldus vervaardigde kleurenbeeld- buis.
US4112563A (en) * 1977-01-13 1978-09-12 U.S. Philips Corporation Color display tube and method of manufacturing same
NL7704130A (nl) 1977-04-15 1978-10-17 Philips Nv Kleurenbeeldbuis.

Also Published As

Publication number Publication date
NL8103112A (nl) 1982-01-18
FR2485803A1 (fr) 1981-12-31
CA1170705A (en) 1984-07-10
JPS5740838A (en) 1982-03-06
US4311944A (en) 1982-01-19
GB2079529B (en) 1984-06-06
IT1139363B (it) 1986-09-24
DE3125256A1 (de) 1982-04-22
GB2079529A (en) 1982-01-20
PL231883A1 (it) 1982-01-04
DE3125256C2 (de) 1984-10-11
FR2485803B1 (it) 1984-12-28
FI811920L (fi) 1981-12-28
JPS6347108B2 (it) 1988-09-20
DD160024A5 (de) 1983-04-20
FI811920A7 (fi) 1981-12-28

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970630