NL194952C - Elektronenbundel-opweksysteem met hoge-stroom kathode. - Google Patents
Elektronenbundel-opweksysteem met hoge-stroom kathode. Download PDFInfo
- Publication number
- NL194952C NL194952C NL9400657A NL9400657A NL194952C NL 194952 C NL194952 C NL 194952C NL 9400657 A NL9400657 A NL 9400657A NL 9400657 A NL9400657 A NL 9400657A NL 194952 C NL194952 C NL 194952C
- Authority
- NL
- Netherlands
- Prior art keywords
- cathode
- area
- insert
- grid
- lateral surface
- Prior art date
Links
- 238000010894 electron beam technology Methods 0.000 title claims description 22
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000010406 cathode material Substances 0.000 claims 1
- 239000000919 ceramic Substances 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- WOIHABYNKOEWFG-UHFFFAOYSA-N [Sr].[Ba] Chemical compound [Sr].[Ba] WOIHABYNKOEWFG-UHFFFAOYSA-N 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
- H01J3/02—Electron guns
- H01J3/027—Construction of the gun or parts thereof
-
- 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
- H01J29/04—Cathodes
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Lasers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4313577A DE4313577C2 (de) | 1993-04-26 | 1993-04-26 | Elektronenstrahlerzeugersystem mit einer Hochstromkathode |
| DE4313577 | 1993-04-26 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL9400657A NL9400657A (nl) | 1994-11-16 |
| NL194952B NL194952B (nl) | 2003-04-01 |
| NL194952C true NL194952C (nl) | 2003-08-04 |
Family
ID=6486367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL9400657A NL194952C (nl) | 1993-04-26 | 1994-04-25 | Elektronenbundel-opweksysteem met hoge-stroom kathode. |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPH0773820A (it) |
| DE (1) | DE4313577C2 (it) |
| IT (1) | IT1274266B (it) |
| NL (1) | NL194952C (it) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4151441A (en) * | 1978-05-11 | 1979-04-24 | Gte Sylvania Incorporated | Cathode support means in electron gun structure of a cathode ray tube |
| JPS5991636A (ja) * | 1982-11-18 | 1984-05-26 | Mitsubishi Electric Corp | 電子銃 |
| US4954745A (en) * | 1989-03-22 | 1990-09-04 | Tektronix, Inc. | Cathode structure |
-
1993
- 1993-04-26 DE DE4313577A patent/DE4313577C2/de not_active Expired - Fee Related
-
1994
- 1994-04-19 IT ITTO940309A patent/IT1274266B/it active IP Right Grant
- 1994-04-25 NL NL9400657A patent/NL194952C/nl not_active IP Right Cessation
- 1994-04-26 JP JP6088944A patent/JPH0773820A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ITTO940309A0 (it) | 1994-04-19 |
| NL194952B (nl) | 2003-04-01 |
| IT1274266B (it) | 1997-07-17 |
| DE4313577A1 (de) | 1994-10-27 |
| ITTO940309A1 (it) | 1995-10-19 |
| DE4313577C2 (de) | 1998-09-10 |
| JPH0773820A (ja) | 1995-03-17 |
| NL9400657A (nl) | 1994-11-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: MATSUSHITA ELECTRONICS CORPORATION |
|
| SNR | Assignments of patents or rights arising from examined patent applications |
Owner name: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
|
| V1 | Lapsed because of non-payment of the annual fee |
Effective date: 20081101 |