FR2008964A1 - - Google Patents

Info

Publication number
FR2008964A1
FR2008964A1 FR6914276A FR6914276A FR2008964A1 FR 2008964 A1 FR2008964 A1 FR 2008964A1 FR 6914276 A FR6914276 A FR 6914276A FR 6914276 A FR6914276 A FR 6914276A FR 2008964 A1 FR2008964 A1 FR 2008964A1
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.)
Granted
Application number
FR6914276A
Other languages
French (fr)
Other versions
FR2008964B1 (en
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2008964A1 publication Critical patent/FR2008964A1/fr
Application granted granted Critical
Publication of FR2008964B1 publication Critical patent/FR2008964B1/fr
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
    • H01F17/043—Fixed inductances of the signal type  with magnetic core with two, usually identical or nearly identical parts enclosing completely the coil (pot cores)
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)
FR6914276A 1968-05-21 1969-05-05 Expired FR2008964B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1968043032U JPS4712731Y1 (en) 1968-05-21 1968-05-21

Publications (2)

Publication Number Publication Date
FR2008964A1 true FR2008964A1 (en) 1970-01-30
FR2008964B1 FR2008964B1 (en) 1974-05-24

Family

ID=12652578

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6914276A Expired FR2008964B1 (en) 1968-05-21 1969-05-05

Country Status (5)

Country Link
US (1) US3528047A (en)
JP (1) JPS4712731Y1 (en)
DE (1) DE1925404A1 (en)
FR (1) FR2008964B1 (en)
GB (1) GB1260243A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0070765A1 (en) * 1981-07-21 1983-01-26 L.C.C.-C.I.C.E. - Compagnie Europeenne De Composants Electroniques Process for producing an inductor and pot core using the same

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4558295A (en) * 1982-11-05 1985-12-10 Spang & Company Tunable-inductance magnetically-soft ferrite core structures
DE8231240U1 (en) * 1982-11-08 1983-03-24 Kaschke KG GmbH & Co, 3400 Göttingen COIL BODY ARRANGEMENT FOR A COMPARABLE COIL
GB9304522D0 (en) * 1993-03-05 1993-04-21 Lucas Ind Plc Differential transformer arrangement
JP6645258B2 (en) * 2016-02-24 2020-02-14 スミダコーポレーション株式会社 Coil component and method for manufacturing coil component

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1005549A (en) * 1947-08-06 1952-04-11 Float craft
FR1305711A (en) * 1961-10-23 1962-10-05 Vogt & Co K G Screw core for adjustable inductors, and method for its manufacture
GB931862A (en) * 1959-04-02 1963-07-17 Plessey Co Ltd Improvements in or relating to radio frequency transformers
US3155895A (en) * 1960-04-20 1964-11-03 Adams Electronics Inc Coil assembly with threaded stem core

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2318415A (en) * 1939-07-31 1943-05-04 Gen Electric High-frequency iron core
US2435630A (en) * 1945-06-02 1948-02-10 Automatic Mfg Corp Tuned transformer assembly
US2717984A (en) * 1951-12-27 1955-09-13 Bell Telephone Labor Inc Adjustable inductance device
US2823359A (en) * 1954-06-01 1958-02-11 Rca Corp Miniature intermediate-frequency transformer
US3227980A (en) * 1963-02-27 1966-01-04 Trw Inc Variable inductor employing spaced magnetic hubs
US3309640A (en) * 1964-06-10 1967-03-14 Oshima Musan Co Ltd High-frequency core device with relatively movable cores

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1005549A (en) * 1947-08-06 1952-04-11 Float craft
GB931862A (en) * 1959-04-02 1963-07-17 Plessey Co Ltd Improvements in or relating to radio frequency transformers
US3155895A (en) * 1960-04-20 1964-11-03 Adams Electronics Inc Coil assembly with threaded stem core
FR1305711A (en) * 1961-10-23 1962-10-05 Vogt & Co K G Screw core for adjustable inductors, and method for its manufacture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0070765A1 (en) * 1981-07-21 1983-01-26 L.C.C.-C.I.C.E. - Compagnie Europeenne De Composants Electroniques Process for producing an inductor and pot core using the same
FR2510298A1 (en) * 1981-07-21 1983-01-28 Europ Composants Electron METHOD FOR MANUFACTURING AN INDUCTANCE AND JAR COMPRISING SAID INDUCTANCE

Also Published As

Publication number Publication date
DE1925404A1 (en) 1969-12-04
DE1925404B2 (en) 1970-09-10
GB1260243A (en) 1972-01-12
US3528047A (en) 1970-09-08
JPS4712731Y1 (en) 1972-05-11
FR2008964B1 (en) 1974-05-24

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Legal Events

Date Code Title Description
ST Notification of lapse