FR2204857A1 - - Google Patents
Info
- Publication number
- FR2204857A1 FR2204857A1 FR7338606A FR7338606A FR2204857A1 FR 2204857 A1 FR2204857 A1 FR 2204857A1 FR 7338606 A FR7338606 A FR 7338606A FR 7338606 A FR7338606 A FR 7338606A FR 2204857 A1 FR2204857 A1 FR 2204857A1
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/041—Printed circuit coils
- H01F41/046—Printed circuit coils structurally combined with ferromagnetic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/40—Removing material taking account of the properties of the material involved
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2253412A DE2253412A1 (de) | 1972-10-31 | 1972-10-31 | Verfahren zum herstellen eines induktiven bauelements |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2204857A1 true FR2204857A1 (it) | 1974-05-24 |
FR2204857B3 FR2204857B3 (it) | 1976-09-17 |
Family
ID=5860541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7338606A Expired FR2204857B3 (it) | 1972-10-31 | 1973-10-30 |
Country Status (12)
Country | Link |
---|---|
US (1) | US3874075A (it) |
JP (1) | JPS4977164A (it) |
BE (1) | BE806823A (it) |
BR (1) | BR7308485D0 (it) |
CH (1) | CH562507A5 (it) |
DD (1) | DD107167A5 (it) |
DE (1) | DE2253412A1 (it) |
FR (1) | FR2204857B3 (it) |
GB (1) | GB1413735A (it) |
IT (1) | IT998995B (it) |
LU (1) | LU68073A1 (it) |
NL (1) | NL7312724A (it) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2506504A1 (fr) * | 1981-05-19 | 1982-11-26 | Europ Composants Electron | Circuit magnetique, inductance utilisant un tel circuit et procede de realisation dudit circuit magnetique |
EP0170425A1 (en) * | 1984-07-07 | 1986-02-05 | Wacom Co., Ltd. | Method of manufacturing cylindrical coil |
FR2907589A1 (fr) * | 2006-10-23 | 2008-04-25 | Commissariat Energie Atomique | Micro-inductance integree comportant un noyau magnetique ferme de type multi-branche |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4150278A (en) * | 1975-09-15 | 1979-04-17 | Western Electric Company, Incorporated | Methods of tuning inductive device by beam-machine altering a central air gap thereof |
NL172113C (nl) * | 1977-01-06 | 1983-07-01 | Spierings Ferd Hubert F G | Werkwijze voor het aanbrengen van een lijnvormige opening in een deklaag van elektrisch geleidend materiaal op een substraat. |
US4267427A (en) * | 1977-12-27 | 1981-05-12 | Citizen Watch Co., Ltd. | Method of boring a hole through a magnet made of an intermetallic compound |
JPS56164508A (en) * | 1980-05-22 | 1981-12-17 | Tdk Corp | Regulating method for impedance of laminated-core transformer |
JPS5911610A (ja) * | 1982-07-13 | 1984-01-21 | Tdk Corp | コイル形成方法 |
US4486273A (en) * | 1983-08-04 | 1984-12-04 | General Motors Corporation | Selective plating of dielectric substrates |
US4597169A (en) * | 1984-06-05 | 1986-07-01 | Standex International Corporation | Method of manufacturing a turnable microinductor |
US4777465A (en) * | 1986-04-28 | 1988-10-11 | Burr-Brown Corporation | Square toroid transformer for hybrid integrated circuit |
US5886320A (en) * | 1996-09-03 | 1999-03-23 | International Business Machines Corporation | Laser ablation with transmission matching for promoting energy coupling to a film stack |
TW342506B (en) * | 1996-10-11 | 1998-10-11 | Matsushita Electric Ind Co Ltd | Inductance device and wireless terminal equipment |
GB2330697B (en) * | 1996-10-11 | 1999-10-13 | Matsushita Electric Ind Co Ltd | Inductance device and wireless terminal equipement |
US6005467A (en) * | 1997-02-11 | 1999-12-21 | Pulse Engineering, Inc. | Trimmable inductor |
US6087920A (en) * | 1997-02-11 | 2000-07-11 | Pulse Engineering, Inc. | Monolithic inductor |
US5922514A (en) | 1997-09-17 | 1999-07-13 | Dale Electronics, Inc. | Thick film low value high frequency inductor, and method of making the same |
GB2336473A (en) * | 1998-04-15 | 1999-10-20 | Motorola Gmbh | An inductor |
US7107666B2 (en) * | 1998-07-23 | 2006-09-19 | Bh Electronics | Method of manufacturing an ultra-miniature magnetic device |
US6087921A (en) * | 1998-10-06 | 2000-07-11 | Pulse Engineering, Inc. | Placement insensitive monolithic inductor and method of manufacturing same |
US7489225B2 (en) | 2003-11-17 | 2009-02-10 | Pulse Engineering, Inc. | Precision inductive devices and methods |
US7170382B1 (en) * | 2004-07-16 | 2007-01-30 | Altera Corporation | Design and fabrication of inductors on a semiconductor substrate |
US7567163B2 (en) * | 2004-08-31 | 2009-07-28 | Pulse Engineering, Inc. | Precision inductive devices and methods |
US8106739B2 (en) * | 2007-06-12 | 2012-01-31 | Advanced Magnetic Solutions United | Magnetic induction devices and methods for producing them |
CN112959023A (zh) * | 2021-01-28 | 2021-06-15 | 刘凯斌 | 贴片电感磁环组装设备 |
US11749455B2 (en) | 2022-01-10 | 2023-09-05 | Bh Electronics, Inc. | Methods of fabricating ultra-miniature laminated magnetic cores and devices |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3123787A (en) * | 1964-03-03 | Toroidal transformer having a high turns ratio | ||
US1994767A (en) * | 1934-06-27 | 1935-03-19 | Heintz & Kaufman Ltd | Method of making inductances |
US3319207A (en) * | 1963-07-18 | 1967-05-09 | Davis Jesse | Grooved toroidal body with metal filling |
US3293587A (en) * | 1965-10-20 | 1966-12-20 | Sprague Electric Co | Electrical resistor and the like |
US3530573A (en) * | 1967-02-24 | 1970-09-29 | Sprague Electric Co | Machined circuit element process |
NL6707448A (it) * | 1967-05-30 | 1968-12-02 |
-
1972
- 1972-10-31 DE DE2253412A patent/DE2253412A1/de active Pending
-
1973
- 1973-07-23 LU LU68073A patent/LU68073A1/xx unknown
- 1973-09-14 NL NL7312724A patent/NL7312724A/xx unknown
- 1973-10-05 GB GB4652773A patent/GB1413735A/en not_active Expired
- 1973-10-23 CH CH1491273A patent/CH562507A5/xx not_active IP Right Cessation
- 1973-10-26 US US410237A patent/US3874075A/en not_active Expired - Lifetime
- 1973-10-26 IT IT30618/73A patent/IT998995B/it active
- 1973-10-29 DD DD174342*A patent/DD107167A5/xx unknown
- 1973-10-30 FR FR7338606A patent/FR2204857B3/fr not_active Expired
- 1973-10-31 BE BE137330A patent/BE806823A/xx unknown
- 1973-10-31 JP JP48122676A patent/JPS4977164A/ja active Pending
- 1973-12-30 BR BR8485/73A patent/BR7308485D0/pt unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2506504A1 (fr) * | 1981-05-19 | 1982-11-26 | Europ Composants Electron | Circuit magnetique, inductance utilisant un tel circuit et procede de realisation dudit circuit magnetique |
EP0170425A1 (en) * | 1984-07-07 | 1986-02-05 | Wacom Co., Ltd. | Method of manufacturing cylindrical coil |
FR2907589A1 (fr) * | 2006-10-23 | 2008-04-25 | Commissariat Energie Atomique | Micro-inductance integree comportant un noyau magnetique ferme de type multi-branche |
Also Published As
Publication number | Publication date |
---|---|
BR7308485D0 (pt) | 1974-08-22 |
FR2204857B3 (it) | 1976-09-17 |
NL7312724A (it) | 1974-05-02 |
DD107167A5 (it) | 1974-07-12 |
DE2253412A1 (de) | 1974-05-16 |
US3874075A (en) | 1975-04-01 |
CH562507A5 (it) | 1975-05-30 |
JPS4977164A (it) | 1974-07-25 |
GB1413735A (en) | 1975-11-12 |
LU68073A1 (it) | 1973-09-26 |
IT998995B (it) | 1976-02-20 |
BE806823A (fr) | 1974-02-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |