DE234519T1 - FRONT PANEL FOR CATHODE RAY TUBES. - Google Patents
FRONT PANEL FOR CATHODE RAY TUBES.Info
- Publication number
- DE234519T1 DE234519T1 DE198787102413T DE87102413T DE234519T1 DE 234519 T1 DE234519 T1 DE 234519T1 DE 198787102413 T DE198787102413 T DE 198787102413T DE 87102413 T DE87102413 T DE 87102413T DE 234519 T1 DE234519 T1 DE 234519T1
- Authority
- DE
- Germany
- Prior art keywords
- front shell
- assembly
- arrangement
- shadow mask
- frame
- 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.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims 14
- 238000007789 sealing Methods 0.000 claims 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 5
- 239000011521 glass Substances 0.000 claims 4
- 239000002002 slurry Substances 0.000 claims 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 3
- 239000004568 cement Substances 0.000 claims 3
- 239000011248 coating agent Substances 0.000 claims 3
- 238000000576 coating method Methods 0.000 claims 3
- 230000006835 compression Effects 0.000 claims 3
- 238000007906 compression Methods 0.000 claims 3
- 239000011888 foil Substances 0.000 claims 3
- 229910002804 graphite Inorganic materials 0.000 claims 3
- 239000010439 graphite Substances 0.000 claims 3
- 239000000463 material Substances 0.000 claims 3
- 230000002093 peripheral effect Effects 0.000 claims 3
- 229910010293 ceramic material Inorganic materials 0.000 claims 2
- 101000870345 Vasconcellea cundinamarcensis Cysteine proteinase 1 Proteins 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000000295 complement effect Effects 0.000 claims 1
- 238000010894 electron beam technology Methods 0.000 claims 1
- 238000005755 formation reaction Methods 0.000 claims 1
- 229910052839 forsterite Inorganic materials 0.000 claims 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000013011 mating Effects 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
- H01J9/22—Applying luminescent coatings
- H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
- H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes
-
- 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
- H01J29/073—Mounting arrangements associated with shadow masks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/07—Shadow masks
- H01J2229/0716—Mounting arrangements of aperture plate to frame or vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/07—Shadow masks
- H01J2229/0722—Frame
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
- Prevention Of Electric Corrosion (AREA)
Claims (1)
Seiten des Schirms zwischen der Dichtfläche und dem Schirm
an der genannten Innenfläche befestigt sind und zur Aufnahme
und zum Tragen einer Schattenmaske aus zuggespannter Folie
in vorherbestimmtem Abstand von dem Schirm besitzt, wobei die Anordnung ferner Mittel zum Miteinanderverbinden der diskre-23. A front assembly for a cathode ray tube having a front shell having a peripheral sealing surface for mating engagement with a funnel and having a centrally located fluorescent screen mounted on its inner surface, the assembly having four discrete rails of ceramic material mounted on opposite sides of the front shell.
Sides of the screen between the sealing surface and the screen
are attached to the said inner surface and are designed to accommodate
and to wear a shadow mask made of tensioned foil
at a predetermined distance from the screen, the arrangement further comprising means for interconnecting the discrete
Schienen angeordnet sind und zum Aufnehmen und Befestigen
der Schattenmaske durch Schweißungen dienen«,rails to form a generally rectangular, unitary support structure for the shadow mask, said connecting means comprising a continuous or discontinuous metal cap which is fitted over each of the
Rails are arranged and are used to hold and fix
the shadow mask by welding,
umfangsnahe Dichtfläche zur passenden Anlage an einem Trichter und auf ihrer Innenfläche einen zentral angeordneten
Leuchtschirm besitzt, wobei die Anordnung zwischen der Dichtfläche und dem Schirm einen getrennten Metallrahmen zum
Tragen einer Schattenmaske aus einer zuggespannten Folie
in einem vorherbestimmten Abstand von der Innenfläche der29. Front assembly for a cathode ray color tube with a front shell made of glass, which
circumferential sealing surface for fitting to a funnel and on its inner surface a centrally arranged
The arrangement between the sealing surface and the screen has a separate metal frame for
Wearing a shadow mask made of a tensioned film
at a predetermined distance from the inner surface of the
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/831,699 US4686416A (en) | 1986-02-21 | 1986-02-21 | Color CRT front assembly with tension mask support |
US06/832,556 US4695761A (en) | 1986-02-21 | 1986-02-21 | Tension shadow mask support structure |
US06/832,493 US4730143A (en) | 1986-02-21 | 1986-02-21 | Improved color cathode ray tube having a faceplate-mounted support structure with a welded-on high-tension foil shadow mask |
US06/835,845 US4725756A (en) | 1986-03-03 | 1986-03-03 | Tension mask color cathode ray tube front assembly having a stabilized mask support frame |
US06/866,030 US4737681A (en) | 1986-05-21 | 1986-05-21 | Support means for a tensioned foil shadow mask |
Publications (1)
Publication Number | Publication Date |
---|---|
DE234519T1 true DE234519T1 (en) | 1988-04-28 |
Family
ID=27542249
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE198787102413T Pending DE234519T1 (en) | 1986-02-21 | 1987-02-20 | FRONT PANEL FOR CATHODE RAY TUBES. |
DE3751387T Expired - Fee Related DE3751387T2 (en) | 1986-02-21 | 1987-02-20 | Front part for cathode ray tube. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3751387T Expired - Fee Related DE3751387T2 (en) | 1986-02-21 | 1987-02-20 | Front part for cathode ray tube. |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0234519B1 (en) |
JP (1) | JP2588518B2 (en) |
KR (1) | KR950007951B1 (en) |
AR (1) | AR246146A1 (en) |
BR (1) | BR8700849A (en) |
DE (2) | DE234519T1 (en) |
FI (1) | FI96725C (en) |
HK (1) | HK172695A (en) |
MX (1) | MX166545B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4973280A (en) | 1988-07-22 | 1990-11-27 | Zenith Electronics Corporation | Method and apparatus for making flat tension mask color cathode ray tubes |
US5162694A (en) * | 1989-10-25 | 1992-11-10 | Zenith Electronics Corporation | Segmented shadow mask support structure for flat tension mask color crt |
GB2240211B (en) * | 1990-01-19 | 1994-04-27 | Samsung Electronic Devices | Shadow mask frame for color picture tube |
CN1119701C (en) * | 1995-06-12 | 2003-08-27 | 东丽株式会社 | Photosensitive paste, plasma display and process for production thereof |
US6197480B1 (en) | 1995-06-12 | 2001-03-06 | Toray Industries, Inc. | Photosensitive paste, a plasma display, and a method for the production thereof |
US5680004A (en) * | 1995-12-28 | 1997-10-21 | Thomson Consumer Electronics, Inc. | Color picture tube having an improved shadow mask-to-frame connection |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL158008B (en) | 1950-04-28 | Ibm | HOLOGRAPHIC MEMORY. | |
US2905845A (en) | 1955-09-27 | 1959-09-22 | Owens Illinois Glass Co | Full vision cathode ray tubes |
US2842696A (en) | 1955-10-06 | 1958-07-08 | Gen Electric | Color cathode ray image reproducing tube and method |
US3284655A (en) | 1963-06-10 | 1966-11-08 | Hughes Aircraft Co | Cathode ray tube mesh assembly supported between envelope sections |
US3303536A (en) | 1965-04-16 | 1967-02-14 | Turbo Machine Co | Process and apparatus for automatically producing and assembling foundry molds |
US3727087A (en) | 1970-11-16 | 1973-04-10 | Corning Glass Works | Means for securing planar member to cathode ray tube faceplate |
US3894321A (en) * | 1974-01-24 | 1975-07-15 | Zenith Radio Corp | Method for processing a color cathode ray tube having a thin foil mask sealed directly to the bulb |
JPS51137253U (en) * | 1975-04-28 | 1976-11-05 | ||
US4045701A (en) | 1976-02-02 | 1977-08-30 | Zenith Radio Corporation | Shadow mask supported by cathode ray tube faceplate |
US4069567A (en) | 1977-02-28 | 1978-01-24 | Zenith Radio Corporation | Method of installing a color selection electrode in a color cathode ray tube |
JPS56141148A (en) | 1980-04-02 | 1981-11-04 | Mitsubishi Electric Corp | Color picture tube |
EP0121628A1 (en) * | 1983-03-03 | 1984-10-17 | Tektronix, Inc. | Cathode-ray tube having taut shadow mask |
US4593224A (en) * | 1983-09-30 | 1986-06-03 | Zenith Electronics Corporation | Tension mask cathode ray tube |
US4547696A (en) | 1984-01-18 | 1985-10-15 | Zenith Electronics Corporation | Tension mask registration and supporting system |
EP0143938A3 (en) * | 1983-09-30 | 1986-08-13 | Zenith Electronics Corporation | Color cathode ray tube and component thereof and method of manufacturing same |
-
1987
- 1987-02-20 MX MX005312A patent/MX166545B/en unknown
- 1987-02-20 FI FI870718A patent/FI96725C/en not_active IP Right Cessation
- 1987-02-20 EP EP87102413A patent/EP0234519B1/en not_active Expired - Lifetime
- 1987-02-20 DE DE198787102413T patent/DE234519T1/en active Pending
- 1987-02-20 DE DE3751387T patent/DE3751387T2/en not_active Expired - Fee Related
- 1987-02-21 JP JP62039002A patent/JP2588518B2/en not_active Expired - Fee Related
- 1987-02-21 KR KR1019870001468A patent/KR950007951B1/en not_active IP Right Cessation
- 1987-02-23 AR AR87306822A patent/AR246146A1/en active
- 1987-02-23 BR BR8700849A patent/BR8700849A/en not_active IP Right Cessation
-
1995
- 1995-11-09 HK HK172695A patent/HK172695A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP2588518B2 (en) | 1997-03-05 |
BR8700849A (en) | 1987-12-15 |
FI96725B (en) | 1996-04-30 |
HK172695A (en) | 1995-11-17 |
FI96725C (en) | 1996-08-12 |
JPS62259334A (en) | 1987-11-11 |
DE3751387D1 (en) | 1995-08-10 |
KR950007951B1 (en) | 1995-07-21 |
MX166545B (en) | 1993-01-18 |
EP0234519B1 (en) | 1995-07-05 |
EP0234519A2 (en) | 1987-09-02 |
EP0234519A3 (en) | 1988-01-13 |
FI870718A (en) | 1987-08-22 |
DE3751387T2 (en) | 1996-03-28 |
KR870008371A (en) | 1987-09-26 |
AR246146A1 (en) | 1994-03-30 |
FI870718A0 (en) | 1987-02-20 |
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