NL125638C - - Google Patents
Info
- Publication number
- NL125638C NL125638C NL125638DA NL125638C NL 125638 C NL125638 C NL 125638C NL 125638D A NL125638D A NL 125638DA NL 125638 C NL125638 C NL 125638C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/30—Modifications for providing a predetermined threshold before switching
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/64—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors having inductive loads
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR957411A FR1387225A (fr) | 1963-12-17 | 1963-12-17 | Dispositif de sécurité |
Publications (1)
Publication Number | Publication Date |
---|---|
NL125638C true NL125638C (xx) |
Family
ID=8819002
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL125638D NL125638C (xx) | 1963-12-17 | ||
NL6414547A NL6414547A (xx) | 1963-12-17 | 1964-12-14 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6414547A NL6414547A (xx) | 1963-12-17 | 1964-12-14 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3325696A (xx) |
FR (1) | FR1387225A (xx) |
NL (2) | NL6414547A (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3386013A (en) * | 1965-09-30 | 1968-05-28 | Mallory & Co Inc P R | Solid state timer for a two coil relay |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3010053A (en) * | 1957-09-13 | 1961-11-21 | Westinghouse Electric Corp | Triggered relay circuit |
DE1094311B (de) * | 1958-01-30 | 1960-12-08 | Ibm Deutschland | Schaltungsanordnung zur Erregung eines Relais mit kurzen Impulsen |
US3084311A (en) * | 1960-02-08 | 1963-04-02 | Theodore W Hallerberg | Time delay circuit |
US3158791A (en) * | 1962-10-04 | 1964-11-24 | Jr Raymond J Deneen | Energy recovery coil driver |
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0
- NL NL125638D patent/NL125638C/xx active
-
1963
- 1963-12-17 FR FR957411A patent/FR1387225A/fr not_active Expired
-
1964
- 1964-11-05 US US409228A patent/US3325696A/en not_active Expired - Lifetime
- 1964-12-14 NL NL6414547A patent/NL6414547A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR1387225A (fr) | 1965-01-29 |
US3325696A (en) | 1967-06-13 |
NL6414547A (xx) | 1965-06-18 |