FR20770E - - Google Patents
Info
- Publication number
- FR20770E FR20770E FR20770DA FR20770E FR 20770 E FR20770 E FR 20770E FR 20770D A FR20770D A FR 20770DA FR 20770 E FR20770 E FR 20770E
- Authority
- FR
- France
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
- H01J17/06—Cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/50—Thermionic-cathode tubes
- H01J17/58—Thermionic-cathode tubes with more than one cathode or anode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/02—Electron-emitting electrodes; Cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
- H01J21/06—Tubes with a single discharge path having electrostatic control means only
- H01J21/16—Tubes with a single discharge path having electrostatic control means only with external electrostatic control means and with or without internal control electrodes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US191505557XA | 1914-10-09 | 1914-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR20770E true FR20770E (en) |
Family
ID=44276059
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR20771D Active FR20771E (en) | 1914-10-09 | ||
| FR20770D Active FR20770E (en) | 1914-10-09 | ||
| FR20755A Expired FR20755E (en) | 1914-10-09 | New electric rectifier | |
| FR20767A Expired FR20767E (en) | 1914-10-09 | 1916-04-10 | New electric rectifier |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR20771D Active FR20771E (en) | 1914-10-09 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR20755A Expired FR20755E (en) | 1914-10-09 | New electric rectifier | |
| FR20767A Expired FR20767E (en) | 1914-10-09 | 1916-04-10 | New electric rectifier |
Country Status (4)
| Country | Link |
|---|---|
| DE (2) | DE442276C (en) |
| FR (4) | FR20767E (en) |
| GB (3) | GB191505557A (en) |
| NL (1) | NL11685C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE944022C (en) * | 1944-05-12 | 1956-06-14 | Stabilovolt G M B H | Arrangement for regulating voltages |
| DE977321C (en) * | 1950-04-13 | 1965-12-16 | Gen Electric | Low-pressure gas discharge lamp and circuit arrangement for their ignition and operation |
| DE1021496B (en) * | 1953-12-19 | 1957-12-27 | Deutsche Elektronik Gmbh | Process for the production of a cathode for gas discharge tubes |
-
0
- NL NL11685D patent/NL11685C/xx active
- DE DEA27428D patent/DE440044C/en not_active Expired
- FR FR20771D patent/FR20771E/fr active Active
- FR FR20770D patent/FR20770E/fr active Active
- FR FR20755A patent/FR20755E/en not_active Expired
-
1915
- 1915-04-13 GB GB191505557D patent/GB191505557A/en not_active Expired
- 1915-09-03 GB GB191512666D patent/GB191512666A/en not_active Expired
-
1916
- 1916-04-10 FR FR20767A patent/FR20767E/en not_active Expired
- 1916-04-16 GB GB191505741D patent/GB191505741A/en not_active Expired
- 1916-09-19 DE DEA28540D patent/DE442276C/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB191512666A (en) | 1916-07-20 |
| DE442276C (en) | 1927-03-29 |
| GB191505557A (en) | 1916-04-13 |
| FR20771E (en) | |
| FR20767E (en) | 1919-06-14 |
| DE440044C (en) | 1927-01-31 |
| NL11685C (en) | |
| FR20755E (en) | 1919-06-14 |
| GB191505741A (en) | 1916-04-16 |