CH483721A - Elektronenstrahlröhre mit einer Elektronenstrahlquelle zum Erzeugen mehrerer Elektronenbündel - Google Patents
Elektronenstrahlröhre mit einer Elektronenstrahlquelle zum Erzeugen mehrerer ElektronenbündelInfo
- Publication number
- CH483721A CH483721A CH1054068A CH1054068A CH483721A CH 483721 A CH483721 A CH 483721A CH 1054068 A CH1054068 A CH 1054068A CH 1054068 A CH1054068 A CH 1054068A CH 483721 A CH483721 A CH 483721A
- Authority
- CH
- Switzerland
- Prior art keywords
- ray tube
- cathode ray
- beam source
- generating several
- electron beam
- Prior art date
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
- H01J29/073—Mounting arrangements associated with shadow masks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
-
- 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
- H01J29/48—Electron guns
- H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6709978A NL6709978A (nl) | 1967-07-18 | 1967-07-18 | |
NL6809258A NL156857B (nl) | 1967-07-18 | 1968-06-29 | Elektronenstraalbuis met een elektronenkanon voor het opwekken van drie elektronenbundels. |
Publications (1)
Publication Number | Publication Date |
---|---|
CH483721A true CH483721A (de) | 1969-12-31 |
Family
ID=26644218
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1054168A CH489899A (de) | 1967-07-18 | 1968-07-15 | Elektronenstrahlröhre mit einer Elektronenstrahlquelle zum Erzeugen mehrerer Elektronenbündel |
CH1054068A CH483721A (de) | 1967-07-18 | 1968-07-15 | Elektronenstrahlröhre mit einer Elektronenstrahlquelle zum Erzeugen mehrerer Elektronenbündel |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1054168A CH489899A (de) | 1967-07-18 | 1968-07-15 | Elektronenstrahlröhre mit einer Elektronenstrahlquelle zum Erzeugen mehrerer Elektronenbündel |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS521267B1 (nl) |
BE (2) | BE718132A (nl) |
CH (2) | CH489899A (nl) |
DE (2) | DE1764596C3 (nl) |
FR (2) | FR1572071A (nl) |
GB (2) | GB1228809A (nl) |
NL (2) | NL6709978A (nl) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4520292A (en) * | 1983-05-06 | 1985-05-28 | Rca Corporation | Cathode-ray tube having an asymmetric slot formed in a screen grid electrode of an inline electron gun |
US4608515A (en) * | 1985-04-30 | 1986-08-26 | Rca Corporation | Cathode-ray tube having a screen grid with asymmetric beam focusing means and refraction lens means formed therein |
US4634924A (en) * | 1985-08-06 | 1987-01-06 | Rca Corporation | Electron gun having cylindrical focus lens |
-
1967
- 1967-07-18 NL NL6709978A patent/NL6709978A/xx unknown
-
1968
- 1968-06-29 NL NL6809258A patent/NL156857B/nl not_active IP Right Cessation
- 1968-07-02 DE DE19681764596 patent/DE1764596C3/de not_active Expired
- 1968-07-11 DE DE19681762578 patent/DE1762578C3/de not_active Expired
- 1968-07-15 GB GB1228809D patent/GB1228809A/en not_active Expired
- 1968-07-15 CH CH1054168A patent/CH489899A/de not_active IP Right Cessation
- 1968-07-15 GB GB1230109D patent/GB1230109A/en not_active Expired
- 1968-07-15 JP JP4954568A patent/JPS521267B1/ja active Pending
- 1968-07-15 CH CH1054068A patent/CH483721A/de not_active IP Right Cessation
- 1968-07-16 BE BE718132D patent/BE718132A/xx unknown
- 1968-07-16 BE BE718131D patent/BE718131A/xx unknown
- 1968-07-18 FR FR1572071D patent/FR1572071A/fr not_active Expired
- 1968-07-18 FR FR1572072D patent/FR1572072A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL6809258A (nl) | 1969-12-31 |
NL156857B (nl) | 1978-05-16 |
NL6709978A (nl) | 1969-01-21 |
JPS521267B1 (nl) | 1977-01-13 |
DE1762578B2 (de) | 1978-03-23 |
DE1762578A1 (de) | 1970-10-01 |
BE718131A (nl) | 1969-01-16 |
DE1764596C3 (de) | 1978-11-09 |
CH489899A (de) | 1970-04-30 |
DE1764596B2 (de) | 1978-03-16 |
BE718132A (nl) | 1969-01-16 |
DE1764596A1 (de) | 1971-09-09 |
DE1762578C3 (de) | 1978-11-23 |
FR1572072A (nl) | 1969-06-20 |
FR1572071A (nl) | 1969-06-20 |
GB1228809A (nl) | 1971-04-21 |
GB1230109A (nl) | 1971-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |