FR327646A - Mode of insertion of non-ferric self-induction coils in multi-wire telephone cables - Google Patents

Mode of insertion of non-ferric self-induction coils in multi-wire telephone cables

Info

Publication number
FR327646A
FR327646A FR327646DA FR327646A FR 327646 A FR327646 A FR 327646A FR 327646D A FR327646D A FR 327646DA FR 327646 A FR327646 A FR 327646A
Authority
FR
France
Prior art keywords
ferric
self
mode
induction coils
wire telephone
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
Application number
Other languages
French (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.)
Felten and Guilleaume Carlswerk AG
Original Assignee
Felten and Guilleaume Carlswerk AG
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 Felten and Guilleaume Carlswerk AG filed Critical Felten and Guilleaume Carlswerk AG
Application granted granted Critical
Publication of FR327646A publication Critical patent/FR327646A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F17/06—Fixed inductances of the signal type  with magnetic core with core substantially closed in itself, e.g. toroid
    • H01F17/08—Loading coils for telecommunication circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/08—Cable junctions
    • H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
    • H02G15/12—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes for incorporating transformers, loading coils or amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
FR327646D 1902-12-23 1902-12-23 Mode of insertion of non-ferric self-induction coils in multi-wire telephone cables Expired FR327646A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR327646T 1902-12-23

Publications (1)

Publication Number Publication Date
FR327646A true FR327646A (en) 1903-06-29

Family

ID=1377623

Family Applications (1)

Application Number Title Priority Date Filing Date
FR327646D Expired FR327646A (en) 1902-12-23 1902-12-23 Mode of insertion of non-ferric self-induction coils in multi-wire telephone cables

Country Status (1)

Country Link
FR (1) FR327646A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2548199A (en) * 1946-12-20 1951-04-10 Western Electric Co Loading coil
US3287498A (en) * 1962-01-17 1966-11-22 Ericsson Telefon Ab L M Loading coil set embedded in a cast body

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2548199A (en) * 1946-12-20 1951-04-10 Western Electric Co Loading coil
US3287498A (en) * 1962-01-17 1966-11-22 Ericsson Telefon Ab L M Loading coil set embedded in a cast body

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