JPS6257057B2 - - Google Patents
Info
- Publication number
- JPS6257057B2 JPS6257057B2 JP11613979A JP11613979A JPS6257057B2 JP S6257057 B2 JPS6257057 B2 JP S6257057B2 JP 11613979 A JP11613979 A JP 11613979A JP 11613979 A JP11613979 A JP 11613979A JP S6257057 B2 JPS6257057 B2 JP S6257057B2
- Authority
- JP
- Japan
- Prior art keywords
- metal plate
- base metal
- cathode
- thin
- thin metal
- 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
- 239000010953 base metal Substances 0.000 claims description 30
- 239000002184 metal Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000004080 punching Methods 0.000 claims description 3
- 238000005304 joining Methods 0.000 claims 1
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 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
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11613979A JPS5641641A (en) | 1979-09-12 | 1979-09-12 | Manufacture of directly heated type cathode element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11613979A JPS5641641A (en) | 1979-09-12 | 1979-09-12 | Manufacture of directly heated type cathode element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5641641A JPS5641641A (en) | 1981-04-18 |
| JPS6257057B2 true JPS6257057B2 (Direct) | 1987-11-28 |
Family
ID=14679694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11613979A Granted JPS5641641A (en) | 1979-09-12 | 1979-09-12 | Manufacture of directly heated type cathode element |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5641641A (Direct) |
-
1979
- 1979-09-12 JP JP11613979A patent/JPS5641641A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5641641A (en) | 1981-04-18 |
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