Patents
Sitemap › H01 - Basic electric elements › H01F - Magnets; Inductances; Transformers; Selection of materials for their magnetic properties › H01F 5 - Coils
Patents for H01F 5 - Coils (6,752)
01/2004
01/20/2004US6680664 Ferrite core structure for SMD and manufacturing method therefor
01/15/2004WO2004006271A1 High thermal conductivity insulating member and its manufacturing method, electromagnetic coil, and electromagnetic device
01/15/2004US20040008102 Proximity sensor with improved positioning accuracy for detection coil peripheral members
01/15/2004DE10320128A1 Wicklungskörper Winding body
01/14/2004EP1380095A1 Bobbin for reciprocating motor and fabrication method thereof
01/14/2004CN1134795C High-frequency applied film coil element and its making method
01/07/2004EP1378308A1 Method for solder connection of coated lead wire to terminal of coil bobbin
12/2003
12/31/2003CN2596522Y Correcting type three dimension magnetic field space coil device
12/24/2003WO2003007318B1 Swinging choke
12/24/2003CN1463014A High density multi-loop micro coil and its manufacturing method
12/24/2003CN1132199C Bobbin-mounted soleonoid coil and method of making
12/23/2003US6667611 Pulse signal generator, coil bobbin for the generator, and method of making the coil bobbin
12/18/2003WO2003105165A1 Air-core coil and manufacturing method thereof
12/18/2003US20030231457 Plated terminations
12/18/2003US20030230727 Device for influencing an electron beam
12/18/2003US20030229982 Integrated spiral inductor configured for a reduced pinch effect
12/17/2003EP1371071A1 Inductive component with wire-guiding slots
12/17/2003CN1131529C High voltage electric appliance
12/16/2003US6664881 Efficient, low leakage inductance, multi-tap, RF transformer and method of making same
12/11/2003WO2003102980A1 Step-up transformer
12/11/2003US20030226892 Noncontact sensor coil and tag system
12/10/2003CN2591721Y Dry discharge coil
12/09/2003US6661391 Antenna and radio device comprising the same
12/04/2003US20030222640 Turbine blade clearance on-line measurement system
12/04/2003DE20310198U1 Pilot stage for an electromagnetically actuated fluid power valve has a mounting location that can receive different types of control stage
12/04/2003DE10232396C1 Transmission and reception device has chip module coupled to at least one antenna coil via conductive bridge
12/03/2003EP1367611A1 Inductor part, and method of producing the same
12/03/2003CN1460271A Inductive component with wire-guiding slots
12/03/2003CN1459808A Plated terminals
12/02/2003US6657529 Magnetic component
11/2003
11/27/2003WO2003007318A3 Swinging choke
11/27/2003US20030218526 Ferrite core structure for smd and manufacturing method therefor
11/26/2003EP1365421A1 Ceramic insulation coated electric wire, self-fusing ceremic insulation coated electric wire, coating composition, and coil and voice coil for speaker
11/26/2003CN1459116A Inductor part, and method of producing the same
11/26/2003CN1129150C Resin molded transformer and manufacturing method thereof
11/26/2003CN1129149C Solenoid for solenoid-operated valve
11/25/2003US6653835 Magnetic resonance tomograph with a temperature controller for thermally highly sensitive components
11/20/2003WO2003096512A2 Contact-less power transfer
11/20/2003WO2003096361A1 Improvements relating to the transfer of electromagnetic power
11/20/2003US20030214255 Inductively powered apparatus
11/18/2003US6649844 Coil conductor for dynamoelectric machine
11/13/2003WO2003094106A1 Coil arrangement for radio-frequency identification devices, process and apparatus for making said arrangement
11/13/2003US20030210122 Inductance with a midpoint
11/13/2003US20030210106 Contact-less power transfer
11/12/2003EP1361588A1 Bobbin structure and transformer and inductor employing same
11/11/2003US6644585 Solenoid coil assembly and method for winding coils
11/05/2003EP1359595A2 Rotor transformer positioning mechanism and operating method therefor
11/05/2003CN2585213Y Non-framwork moving coil coiling structure
11/04/2003US6640419 Method of making a magnetic circuit with coil
10/2003
10/30/2003WO2003090254A2 Phase change heat sink for use in electrical solenoids and motors
10/30/2003US20030201868 Protector for thermal switch installed in electromagnetic coils
10/30/2003CA2500930A1 Phase change heat sink for use in electrical solenoids and motors
10/29/2003EP1357513A2 Noncontact sensor coil and tag system
10/29/2003CN1452774A Multilayer transformer having electrical connection in magnetic core
10/29/2003CN1452199A Device for protection of thermal switch mounted in electromagnetic coil
10/29/2003CA2384207A1 Coil arrangement for radio frequency identification devices and process for making same
10/28/2003US6639171 Method for joining coil wire having heat resistant coating to coil terminal
10/23/2003WO2003088282A1 Enameled wire having magnetic reluctance properties and preparation method thereof, and coil using the same and preparation method thereof
10/22/2003EP1355328A1 Support for the assembly of inductive electronic components
10/22/2003EP1354216A1 Mri apparatus
10/15/2003CA2425592A1 Isolating material element for the assembly of inductive electronic components
10/14/2003US6633219 Coil for automated mounting
10/14/2003US6633216 Self-locating coil assembly
10/14/2003US6633161 RF coil for imaging system
10/09/2003WO2003083882A1 Self-leaded surface mount component holder
10/09/2003US20030189038 Method and device for baking compact coils
10/09/2003DE10203279C1 Verfahren zur Beeinflussung des homogenen statischen Magnetfelds in einer NMR-Apparatur und zugehöriger NMR-Resonator A method for influencing the homogeneous static magnetic field in an NMR apparatus and associated NMR resonator
10/09/2003CA2480433A1 Self-leaded surface mount component holder
10/08/2003CN1447357A Coil having base
10/02/2003US20030184948 Self-leaded surface mount component holder
10/01/2003EP1349185A1 Coil assembly
10/01/2003EP1348135A1 Medical examination apparatus provided with at least one magnet and noise-absorbing material
09/2003
09/30/2003US6628117 MR apparatus with a noise reduction system
09/30/2003US6628115 Scale loops for electromagnetic induction-type absolute position transducer
09/25/2003WO2003078951A1 Electrodynamic position transducer
09/24/2003EP1347473A1 Substrate-mounted common mode choke coil and method of manufacture thereof
09/24/2003EP1346381A1 Band coil
09/24/2003CN1444238A Sintering method for compact coil and its equipment
09/17/2003EP1345242A1 Process and device for bonding compact coils
09/17/2003CN1442113A 磁共振成像装置 Magnetic resonance imaging apparatus
09/16/2003US6618939 Resonates with a radio wave transmitted at a particular frequency;stamping out a metal foil having a thermal adhesion adhesive
09/11/2003US20030169044 Magnetic resonance imaging apparatus
09/10/2003CN2572521Y Unequal axle 3-D magnetic field space winding device
09/04/2003US20030164533 Inductor part, and method of producing the same
09/03/2003EP1341138A1 Process for producing resonant tag
09/03/2003EP1340993A2 Nuclear magnetic resonance apparatus probe
09/03/2003EP1340040A2 Improved linear variable differential transformers for high precision position measurements
09/03/2003CN1120453C Security tag
09/02/2003US6612520 Solenoid coil assembly and method for winding coils
08/2003
08/28/2003US20030160614 Nuclear magnetic resonance apparatus probe
08/27/2003EP0918342B1 Slit transformer
08/21/2003WO2003069640A1 Former and coil for printed circuit board assembly
08/21/2003WO2002093594A8 Trapezoidal coil for fiber optic gyroscopes
08/21/2003US20030155917 Magnetic resonance apparatus including an rf magnetic flux guiding structure for improving the signal-to-noise ratio
08/21/2003US20030155174 Active acoustic control in gradient coil design for mri
08/20/2003CN2566695Y Sterilization magnetizing multipurpose cabinet
08/20/2003CN1437788A Bobbin for reciprocating motor and fabrication method thereof
08/19/2003US6608811 Structure with magnetic properties
08/14/2003US20030151481 Electrical coil, in particular for solenoid valves
08/13/2003CN2566427Y Gas insulating discharge coil
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