FR1587137A - - Google Patents
Info
- Publication number
- FR1587137A FR1587137A FR1587137DA FR1587137A FR 1587137 A FR1587137 A FR 1587137A FR 1587137D A FR1587137D A FR 1587137DA FR 1587137 A FR1587137 A FR 1587137A
- 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.)
- Expired
Links
Classifications
-
- 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
- H03K17/72—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 having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
- H03K17/735—Switching arrangements with several input- or output-terminals, e.g. multiplexers, distributors
-
- 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
- H03K17/51—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
- H03K17/72—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 having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
- H03K17/73—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 having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region for dc voltages or currents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Direct Current Feeding And Distribution (AREA)
- Stand-By Power Supply Arrangements (AREA)
- Generation Of Surge Voltage And Current (AREA)
- Rectifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB47643/67A GB1135345A (en) | 1967-10-19 | 1967-10-19 | No break electrical changeover |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1587137A true FR1587137A (en) | 1970-03-13 |
Family
ID=10445742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1587137D Expired FR1587137A (en) | 1967-10-19 | 1968-10-18 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3493777A (en) |
JP (1) | JPS4722488B1 (en) |
AT (1) | AT297803B (en) |
BE (1) | BE722607A (en) |
BR (1) | BR6803214D0 (en) |
DE (1) | DE1801936C3 (en) |
FR (1) | FR1587137A (en) |
GB (1) | GB1135345A (en) |
NL (1) | NL6814917A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3620220A (en) * | 1969-10-01 | 1971-11-16 | Cordis Corp | Cardiac pacer with redundant power supply |
US4742243A (en) * | 1983-03-30 | 1988-05-03 | Zivan Zabar | Power consolidation circuit using interrupted current techniques |
US4644440A (en) * | 1985-01-08 | 1987-02-17 | Westinghouse Electric Corp. | Redundant power supply arrangement with surge protection |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3135872A (en) * | 1961-07-21 | 1964-06-02 | Taylor Instrument Co | Extremum control systems and extremum selectors therefor |
US3360661A (en) * | 1963-11-14 | 1967-12-26 | Honeywell Inc | Automatic and manual switching system in an electronic controller |
-
1967
- 1967-10-19 GB GB47643/67A patent/GB1135345A/en not_active Expired
-
1968
- 1968-10-09 DE DE1801936A patent/DE1801936C3/en not_active Expired
- 1968-10-11 AT AT991568A patent/AT297803B/en not_active IP Right Cessation
- 1968-10-17 US US768350A patent/US3493777A/en not_active Expired - Lifetime
- 1968-10-17 BR BR203214/68A patent/BR6803214D0/en unknown
- 1968-10-18 NL NL6814917A patent/NL6814917A/xx unknown
- 1968-10-18 FR FR1587137D patent/FR1587137A/fr not_active Expired
- 1968-10-21 BE BE722607D patent/BE722607A/xx unknown
-
1972
- 1972-10-07 JP JP979771A patent/JPS4722488B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
BE722607A (en) | 1969-04-21 |
DE1801936C3 (en) | 1975-12-04 |
DE1801936B2 (en) | 1975-04-17 |
BR6803214D0 (en) | 1973-01-04 |
US3493777A (en) | 1970-02-03 |
NL6814917A (en) | 1969-04-22 |
GB1135345A (en) | 1968-12-04 |
AT297803B (en) | 1972-04-10 |
JPS4722488B1 (en) | 1972-06-23 |
DE1801936A1 (en) | 1969-05-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |