BE418906A - - Google Patents
Info
- Publication number
- BE418906A BE418906A BE418906DA BE418906A BE 418906 A BE418906 A BE 418906A BE 418906D A BE418906D A BE 418906DA BE 418906 A BE418906 A BE 418906A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/40—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to ratio of voltage and current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
- H03G9/04—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having discharge tubes
- H03G9/06—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having discharge tubes for gain control and tone control
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Relay Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR799279T | 1935-12-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE418906A true BE418906A (sk) |
Family
ID=9236694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE418906D BE418906A (sk) | 1935-12-13 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE418906A (sk) |
| FR (1) | FR799279A (sk) |
| GB (1) | GB484421A (sk) |
| NL (1) | NL45525C (sk) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1570491A (en) * | 1975-11-14 | 1980-07-02 | Gen Electric Co Ltd | Protective relay arrangements |
-
0
- BE BE418906D patent/BE418906A/xx unknown
- NL NL45525D patent/NL45525C/xx active
-
1935
- 1935-12-13 FR FR799279D patent/FR799279A/fr not_active Expired
-
1936
- 1936-12-12 GB GB34210/36A patent/GB484421A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB484421A (en) | 1938-05-05 |
| FR799279A (fr) | 1936-06-10 |
| NL45525C (sk) |