FR643231A - Bloc d'alimentation totale, par accumulateurs à charge automatique, pour appareils de télégraphie et téléphonie sans fil - Google Patents
Bloc d'alimentation totale, par accumulateurs à charge automatique, pour appareils de télégraphie et téléphonie sans filInfo
- Publication number
- FR643231A FR643231A FR643231DA FR643231A FR 643231 A FR643231 A FR 643231A FR 643231D A FR643231D A FR 643231DA FR 643231 A FR643231 A FR 643231A
- Authority
- FR
- France
- Prior art keywords
- telegraph
- accumulators
- power supply
- supply unit
- total power
- Prior art date
- 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
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/1607—Supply circuits
- H04B1/1623—Supply circuits using tubes
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB23405/28A GB319463A (en) | 1928-08-14 | 1928-08-14 | Improvements in or relating to the supply of current to thermionic valves for wireless apparatus and the like |
Publications (1)
Publication Number | Publication Date |
---|---|
FR643231A true FR643231A (fr) | 1928-09-12 |
Family
ID=10195079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR643231D Expired FR643231A (fr) | 1928-08-14 | 1927-10-29 | Bloc d'alimentation totale, par accumulateurs à charge automatique, pour appareils de télégraphie et téléphonie sans fil |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE355298A (de) |
FR (1) | FR643231A (de) |
GB (1) | GB319463A (de) |
-
0
- BE BE355298D patent/BE355298A/xx unknown
-
1927
- 1927-10-29 FR FR643231D patent/FR643231A/fr not_active Expired
-
1928
- 1928-08-14 GB GB23405/28A patent/GB319463A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE355298A (de) | |
GB319463A (en) | 1929-09-26 |
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