NL7805462A - Kathodestraalbuis met een van spanningen ontlast, van spleetopeningen voorzien schaduwmasker. - Google Patents

Kathodestraalbuis met een van spanningen ontlast, van spleetopeningen voorzien schaduwmasker.

Info

Publication number
NL7805462A
NL7805462A NL7805462A NL7805462A NL7805462A NL 7805462 A NL7805462 A NL 7805462A NL 7805462 A NL7805462 A NL 7805462A NL 7805462 A NL7805462 A NL 7805462A NL 7805462 A NL7805462 A NL 7805462A
Authority
NL
Netherlands
Prior art keywords
cathod
shadow mask
beam tube
gap opened
voltage relief
Prior art date
Application number
NL7805462A
Other languages
English (en)
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 NL7805462A publication Critical patent/NL7805462A/nl

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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • H01J29/07—Shadow masks for colour television tubes
NL7805462A 1977-05-20 1978-05-19 Kathodestraalbuis met een van spanningen ontlast, van spleetopeningen voorzien schaduwmasker. NL7805462A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/799,078 US4131822A (en) 1977-05-20 1977-05-20 Cathode ray tube with stress-relieved slot-aperture shadow mask

Publications (1)

Publication Number Publication Date
NL7805462A true NL7805462A (nl) 1978-11-22

Family

ID=25174991

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7805462A NL7805462A (nl) 1977-05-20 1978-05-19 Kathodestraalbuis met een van spanningen ontlast, van spleetopeningen voorzien schaduwmasker.

Country Status (15)

Country Link
US (1) US4131822A (nl)
JP (1) JPS53145469A (nl)
AT (1) AT372804B (nl)
AU (1) AU3582378A (nl)
BR (1) BR7803062A (nl)
CA (1) CA1111489A (nl)
DE (1) DE2822016C3 (nl)
ES (1) ES469770A1 (nl)
FI (1) FI781510A (nl)
FR (1) FR2391554A1 (nl)
GB (1) GB1597926A (nl)
IT (1) IT1096227B (nl)
MX (1) MX4198E (nl)
NL (1) NL7805462A (nl)
PL (1) PL117549B1 (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300069A (en) * 1979-12-18 1981-11-10 Rca Corporation Color picture tube having improved slit type shadow mask and method of making same
US5243253A (en) * 1991-07-30 1993-09-07 Thomson Consumer Electronics, Inc. Color picture tube having shadow mask with improved tie bar grading
DE69718986T2 (de) * 1996-11-11 2004-01-08 Kabushiki Kaisha Toshiba, Kawasaki Schattenmaske und Verfahren zu deren Herstellung
JP2002110063A (ja) * 2000-09-28 2002-04-12 Dainippon Printing Co Ltd シャドウマスク
US6674224B2 (en) * 2001-03-06 2004-01-06 Thomson Licensing S.A. Tension focus mask for a cathode-ray tube (CRT)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3653900A (en) * 1969-08-15 1972-04-04 Zenith Radio Corp Selective etching process for changing shadow-mask aperture size
US3916243A (en) * 1974-09-20 1975-10-28 Buckbee Mears Co Channeled shadow mask
US4048536A (en) * 1976-03-18 1977-09-13 Buckbee-Mears Company Shadow mask with plurality of recessed regions extending across mask in two directions

Also Published As

Publication number Publication date
PL206969A1 (pl) 1979-02-12
ATA367178A (de) 1983-03-15
AT372804B (de) 1983-11-25
JPS5747539B2 (nl) 1982-10-09
BR7803062A (pt) 1979-01-02
IT7823526A0 (it) 1978-05-17
IT1096227B (it) 1985-08-26
AU3582378A (en) 1979-11-08
DE2822016B2 (de) 1979-11-08
MX4198E (es) 1982-01-26
FR2391554B1 (nl) 1983-04-22
GB1597926A (en) 1981-09-16
FI781510A (fi) 1978-11-21
ES469770A1 (es) 1979-01-01
FR2391554A1 (fr) 1978-12-15
DE2822016A1 (de) 1978-11-23
DE2822016C3 (de) 1980-07-24
PL117549B1 (en) 1981-08-31
US4131822A (en) 1978-12-26
JPS53145469A (en) 1978-12-18
CA1111489A (en) 1981-10-27

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed