FR2022238B1 - - Google Patents

Info

Publication number
FR2022238B1
FR2022238B1 FR696934020A FR6934020A FR2022238B1 FR 2022238 B1 FR2022238 B1 FR 2022238B1 FR 696934020 A FR696934020 A FR 696934020A FR 6934020 A FR6934020 A FR 6934020A FR 2022238 B1 FR2022238 B1 FR 2022238B1
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
Application number
FR696934020A
Other versions
FR2022238A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Koei Co Ltd
Original Assignee
Nippon Koei Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Koei Co Ltd filed Critical Nippon Koei Co Ltd
Publication of FR2022238A1 publication Critical patent/FR2022238A1/fr
Application granted granted Critical
Publication of FR2022238B1 publication Critical patent/FR2022238B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/08—Fixed transformers not covered by group H01F19/00 characterised by the structure without magnetic core
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/56—Circuits for coupling, blocking, or by-passing of signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5483—Systems for power line communications using coupling circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Regulation Of General Use Transformers (AREA)
FR696934020A 1968-10-08 1969-10-06 Expired FR2022238B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7331268 1968-10-08

Publications (2)

Publication Number Publication Date
FR2022238A1 FR2022238A1 (fr) 1970-07-31
FR2022238B1 true FR2022238B1 (fr) 1973-03-16

Family

ID=13514513

Family Applications (1)

Application Number Title Priority Date Filing Date
FR696934020A Expired FR2022238B1 (fr) 1968-10-08 1969-10-06

Country Status (5)

Country Link
US (1) US3603901A (fr)
CH (1) CH513498A (fr)
DE (1) DE1951037B2 (fr)
FR (1) FR2022238B1 (fr)
GB (1) GB1282477A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19738946C2 (de) * 1997-09-05 2000-10-26 Siemens Ag Drosselspule ohne Kern
RU168705U1 (ru) * 2016-07-01 2017-02-16 Закрытое акционерное общество "Научно-производственное предприятие "Электронные информационные системы" (ЗАО "НПП "ЭИС") Высокочастотный заградитель
RU172811U1 (ru) * 2017-01-23 2017-07-25 Общество с ограниченной ответственностью "Уральский завод новых технологий" Высокочастотный заградитель
CN106935354A (zh) * 2017-05-05 2017-07-07 芜湖市海联机械设备有限公司 一种电磁线圈

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2375097A (en) * 1941-07-12 1945-05-01 Leon Ottinger High potential apparatus rendered safe for handling
US2526321A (en) * 1946-06-01 1950-10-17 Sprague Electric Co Artificial transmission line
US2599508A (en) * 1947-04-08 1952-06-03 Sprague Electric Co Electrical bandpass network
US2521513A (en) * 1948-08-18 1950-09-05 Gen Electric Stationary induction apparatus
US2884605A (en) * 1953-09-11 1959-04-28 Cornell Dubilier Electric Electrical suppressor
US3163834A (en) * 1960-10-27 1964-12-29 Three Rivers Ind Inc Filter

Also Published As

Publication number Publication date
GB1282477A (en) 1972-07-19
US3603901A (en) 1971-09-07
DE1951037A1 (de) 1970-06-04
CH513498A (fr) 1971-09-30
DE1951037B2 (de) 1972-01-05
FR2022238A1 (fr) 1970-07-31

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Legal Events

Date Code Title Description
ST Notification of lapse