GB1422838A - Exposure apparatus for manufacturing fluorescent screens of colour picture tubes - Google Patents
Exposure apparatus for manufacturing fluorescent screens of colour picture tubesInfo
- Publication number
- GB1422838A GB1422838A GB5771273A GB5771273A GB1422838A GB 1422838 A GB1422838 A GB 1422838A GB 5771273 A GB5771273 A GB 5771273A GB 5771273 A GB5771273 A GB 5771273A GB 1422838 A GB1422838 A GB 1422838A
- Authority
- GB
- United Kingdom
- Prior art keywords
- lenses
- correction
- screen
- lens
- angle
- 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
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000010894 electron beam technology Methods 0.000 abstract 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 1
- 239000002131 composite material Substances 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
Classifications
-
- 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
- H01J9/2272—Devices for carrying out the processes, e.g. light houses
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47129272A JPS4988465A (de) | 1972-12-25 | 1972-12-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1422838A true GB1422838A (en) | 1976-01-28 |
Family
ID=15005470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5771273A Expired GB1422838A (en) | 1972-12-25 | 1973-12-13 | Exposure apparatus for manufacturing fluorescent screens of colour picture tubes |
Country Status (4)
Country | Link |
---|---|
US (1) | US3883880A (de) |
JP (1) | JPS4988465A (de) |
DE (1) | DE2364113C3 (de) |
GB (1) | GB1422838A (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4135930A (en) * | 1974-03-07 | 1979-01-23 | Matsushita Electronics Corporation | Method for manufacturing the phosphor screen of color-picture tube |
JPH07272627A (ja) * | 1994-03-31 | 1995-10-20 | Toshiba Corp | カラー受像管の蛍光面形成用露光装置 |
JP2001035370A (ja) * | 1999-07-15 | 2001-02-09 | Mitsubishi Electric Corp | 陰極線管パネル蛍光面の露光装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3476025A (en) * | 1966-06-15 | 1969-11-04 | Rca Corp | Cathode ray tube and method of manufacture |
US3736848A (en) * | 1970-10-20 | 1973-06-05 | Tokyo Shibaura Electric Co | Method of preparing the screen of a colour television picture tube and device performing the method |
JPS5332230B1 (de) * | 1971-03-05 | 1978-09-07 | ||
NL7106346A (de) * | 1971-05-08 | 1972-11-10 |
-
1972
- 1972-12-25 JP JP47129272A patent/JPS4988465A/ja active Pending
-
1973
- 1973-12-12 US US424092A patent/US3883880A/en not_active Expired - Lifetime
- 1973-12-13 GB GB5771273A patent/GB1422838A/en not_active Expired
- 1973-12-21 DE DE2364113A patent/DE2364113C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2364113A1 (de) | 1974-06-27 |
JPS4988465A (de) | 1974-08-23 |
US3883880A (en) | 1975-05-13 |
DE2364113B2 (de) | 1978-10-26 |
DE2364113C3 (de) | 1979-07-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
435 | Patent endorsed 'licences of right' on the date specified (sect. 35/1949) | ||
PCNP | Patent ceased through non-payment of renewal fee |