NO116432B - - Google Patents
Download PDFInfo
- Publication number
- NO116432B NO116432B NO160805A NO16080565A NO116432B NO 116432 B NO116432 B NO 116432B NO 160805 A NO160805 A NO 160805A NO 16080565 A NO16080565 A NO 16080565A NO 116432 B NO116432 B NO 116432B
- Authority
- NO
- Norway
- Prior art keywords
- sleeve
- cathode
- parts
- folded
- heating wire
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 claims description 22
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000004020 conductor Substances 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
Landscapes
- Resistance Heating (AREA)
- Solid Thermionic Cathode (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL646414340A NL141698B (nl) | 1964-12-10 | 1964-12-10 | Indirect verhitte kathode voor een elektrische ontladingsbuis. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO116432B true NO116432B (de) | 1969-03-24 |
Family
ID=19791604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO160805A NO116432B (de) | 1964-12-10 | 1965-12-07 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3366827A (de) |
| AT (1) | AT258426B (de) |
| BE (1) | BE673477A (de) |
| CH (1) | CH438499A (de) |
| DE (1) | DE1236663B (de) |
| ES (1) | ES320448A1 (de) |
| FR (1) | FR1457177A (de) |
| GB (1) | GB1100195A (de) |
| NL (1) | NL141698B (de) |
| NO (1) | NO116432B (de) |
| SE (1) | SE312381B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29703990U1 (de) * | 1997-03-05 | 1997-04-17 | Thielen Marcus Dipl Phys | Kalte Elektrode für Gasentladungen |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2143915A (en) * | 1935-11-07 | 1939-01-17 | Telefunken Gmbh | Indirectly heated cathode |
| US2155237A (en) * | 1937-11-18 | 1939-04-18 | Gen Electric | Electric discharge device |
| US2201731A (en) * | 1938-11-30 | 1940-05-21 | Gen Electric | Discharge tube electrode assembly |
-
1964
- 1964-12-10 NL NL646414340A patent/NL141698B/xx unknown
-
1965
- 1965-11-18 US US508464A patent/US3366827A/en not_active Expired - Lifetime
- 1965-12-06 CH CH1678165A patent/CH438499A/de unknown
- 1965-12-07 GB GB51832/65A patent/GB1100195A/en not_active Expired
- 1965-12-07 DE DEN27717A patent/DE1236663B/de active Pending
- 1965-12-07 NO NO160805A patent/NO116432B/no unknown
- 1965-12-07 AT AT1100165A patent/AT258426B/de active
- 1965-12-07 ES ES0320448A patent/ES320448A1/es not_active Expired
- 1965-12-07 SE SE15819/65A patent/SE312381B/xx unknown
- 1965-12-08 BE BE673477A patent/BE673477A/xx unknown
- 1965-12-09 FR FR41491A patent/FR1457177A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL141698B (nl) | 1974-03-15 |
| CH438499A (de) | 1967-06-30 |
| FR1457177A (fr) | 1966-10-28 |
| NL6414340A (de) | 1966-06-13 |
| ES320448A1 (es) | 1966-07-01 |
| DE1236663B (de) | 1967-03-16 |
| US3366827A (en) | 1968-01-30 |
| BE673477A (de) | 1966-06-08 |
| GB1100195A (en) | 1968-01-24 |
| AT258426B (de) | 1967-11-27 |
| SE312381B (de) | 1969-07-14 |
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