CA1076636A - Cathode-ray tube having an apertured mask - Google Patents
Cathode-ray tube having an apertured maskInfo
- Publication number
- CA1076636A CA1076636A CA147,518A CA147518A CA1076636A CA 1076636 A CA1076636 A CA 1076636A CA 147518 A CA147518 A CA 147518A CA 1076636 A CA1076636 A CA 1076636A
- Authority
- CA
- Canada
- Prior art keywords
- screen
- mask
- size
- apertures
- ray tube
- 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
Links
- 239000011159 matrix material Substances 0.000 claims abstract description 29
- 238000004020 luminiscence type Methods 0.000 claims abstract description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 20
- 238000010894 electron beam technology Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 3
- 230000000873 masking effect Effects 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 3
- -1 silver activated zinc-sulfide phosphor Chemical class 0.000 description 3
- 201000009310 astigmatism Diseases 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052693 Europium Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 229940047127 fiore Drugs 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 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
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/18—Luminescent screens
- H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
- H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television
- H01J29/322—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television with adjacent dots
-
- 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
- H01J29/076—Shadow masks for colour television tubes characterised by the shape or distribution of beam-passing apertures
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/165,098 US4109177A (en) | 1971-07-22 | 1971-07-22 | Cathode-ray tube having apertured mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1076636A true CA1076636A (en) | 1980-04-29 |
Family
ID=22597416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA147,518A Expired CA1076636A (en) | 1971-07-22 | 1972-07-19 | Cathode-ray tube having an apertured mask |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4109177A (index.php) |
| JP (1) | JPS5534538B1 (index.php) |
| BE (1) | BE786482A (index.php) |
| CA (1) | CA1076636A (index.php) |
| DE (1) | DE2235904A1 (index.php) |
| FR (1) | FR2146377B1 (index.php) |
| GB (1) | GB1358811A (index.php) |
| NL (1) | NL175479C (index.php) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5310961A (en) * | 1976-07-19 | 1978-01-31 | Hitachi Ltd | Color picture tube |
| NL8005409A (nl) * | 1980-09-30 | 1982-04-16 | Philips Nv | Kleurenbeeldbuis. |
| NL190825C (nl) * | 1988-11-26 | 1994-09-01 | Samsung Electronic Devices | Schaduwmasker voor een kleurenkathodestraalbuis. |
| US5243253A (en) * | 1991-07-30 | 1993-09-07 | Thomson Consumer Electronics, Inc. | Color picture tube having shadow mask with improved tie bar grading |
| JP2530150Y2 (ja) * | 1993-01-06 | 1997-03-26 | 城田電気炉材株式会社 | 歯科用の麻酔剤等の注射装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2947899A (en) * | 1958-01-23 | 1960-08-02 | Zenith Radio Corp | Color image reproducers |
| US3358175A (en) * | 1962-07-06 | 1967-12-12 | Rca Corp | Cathode ray tube with mosaic type phosphor screen |
| US3632339A (en) * | 1969-04-28 | 1972-01-04 | Zenith Radio Corp | Method of screening a color cathode-ray tube |
| US3652895A (en) * | 1969-05-23 | 1972-03-28 | Tokyo Shibaura Electric Co | Shadow-mask having graduated rectangular apertures |
| JPS4831372B1 (index.php) * | 1969-05-31 | 1973-09-28 |
-
1971
- 1971-07-22 US US05/165,098 patent/US4109177A/en not_active Expired - Lifetime
-
1972
- 1972-07-19 FR FR7226006A patent/FR2146377B1/fr not_active Expired
- 1972-07-19 BE BE786482A patent/BE786482A/xx unknown
- 1972-07-19 CA CA147,518A patent/CA1076636A/en not_active Expired
- 1972-07-21 JP JP7379172A patent/JPS5534538B1/ja active Pending
- 1972-07-21 DE DE2235904A patent/DE2235904A1/de not_active Ceased
- 1972-07-21 GB GB3425272A patent/GB1358811A/en not_active Expired
- 1972-07-21 NL NLAANVRAGE7210122,A patent/NL175479C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5534538B1 (index.php) | 1980-09-08 |
| DE2235904A1 (de) | 1973-02-01 |
| NL175479C (nl) | 1984-11-01 |
| NL7210122A (index.php) | 1973-01-24 |
| GB1358811A (en) | 1974-07-03 |
| BE786482A (fr) | 1972-11-16 |
| FR2146377A1 (index.php) | 1973-03-02 |
| AU4415572A (en) | 1974-01-10 |
| US4109177A (en) | 1978-08-22 |
| FR2146377B1 (index.php) | 1976-10-29 |
| NL175479B (nl) | 1984-06-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |