Patents
Sitemap › H01 - Basic electric elements › H01F - Magnets; Inductances; Transformers; Selection of materials for their magnetic properties › H01F 3 - Cores, yokes or armatures
Patents for H01F 3 - Cores, yokes or armatures (3,764)
12/2012
12/25/2012US8338993 Actuator using magnetic force, and drive device and sensor using the same
12/19/2012CN102834208A Powder magnetic core and process for production thereof
12/18/2012US8334742 Quiet electromagnetic actuator
12/13/2012US20120313628 Coil form for mounting on a magnet core, magnet core for reluctance resolvers, and method of manufacture
12/12/2012EP2533260A1 Green compact, manufacturing method for same, and reactor core
12/12/2012CN202601355U Variable electromagnet
12/12/2012CN202601347U Manganese zinc ferrite magnetic core
12/12/2012CN102820127A Anti-direct-current magnetic core for current transformer and preparation method of current transformer with same
12/05/2012EP2530688A1 Flat band winding for an inductor core
12/05/2012EP2529447A1 Antenna core, antenna, and methods for producing an antenna core and an antenna
12/05/2012EP2529380A1 Magnetic core
12/05/2012CN202584977U Oversized combined magnetic ring for signal detection of power transformer
12/05/2012CN202584976U 磁芯 Core
12/05/2012CN202574068U Vehicle sensor for automatic passing-over phase system
12/05/2012CN102812527A Magnetic core
12/05/2012CN102807361A Nickel-zinc ferrite material for wireless signal sensing, sheet core and preparation method thereof
12/05/2012CN102097196B Iron core structure with permanent magnet materials for auxiliary excitation
12/05/2012CN101517662B Ignition coil, in particular for an internal combustion engine of a motor vehicle
11/2012
11/29/2012DE10042573B4 Ringkern Toroidal
11/29/2012DE10014307B4 Verfahren zum Herstellen eines Blechpaketes für elektromagnetische Baugruppen und danach hergestelltes Blechpaket A method for manufacturing a laminated core electromagnetic components and then produced laminated core
11/28/2012EP2528069A1 Multi gap inductor core, multi gap inductor, transformer and corresponding manufacturing method and winding
11/28/2012CN202564012U Elliptical concave-convex-combined ferrite magnetic core
11/28/2012CN202564011U Big groove and small groove concave-convex combination ferrite core
11/28/2012CN202564010U Square-groove combined ferrite core
11/28/2012CN202564009U Big-slot small-slot combined type ferrite core
11/28/2012CN202564008U Elliptic combined ferrite magnetic core
11/28/2012CN202564007U A ferrite core
11/28/2012CN102800456A Ferrite core and electric parts
11/28/2012CN101689417B Powder magnetic core and choke
11/28/2012CN101552092B Inductor, method for constructing amorphous metal magnetic component and production process
11/22/2012WO2012155967A1 Low-noise transformer
11/22/2012US20120293288 Electromagnetic energy transducer
11/21/2012CN202549528U Magnetic steel assembly
11/21/2012CN202549527U Fan-shaped silicon steel sheet
11/21/2012CN202549526U Silicon sheet
11/21/2012CN202549525U EI type silicon sheet
11/21/2012CN202548536U 1338 type developing magnetic core of digital copier and laser printer
11/21/2012CN102792556A Laminated core for a combined radial-axial magnetic bearing and method for constructing such a laminated core
11/15/2012US20120286909 Method for producing dust core, and dust core produced by the method
11/14/2012CN102780274A Thin-layer annular non-contact power transmission device
11/14/2012CN102779622A Gapped amorphous metal-based magnetic core
11/07/2012CN202523500U Core
11/07/2012CN102226952B Novel RFID (radio frequency identification) tag antenna and magnetic core of antenna
10/2012
10/30/2012US8298469 Method for manufacturing magnet poles
10/25/2012DE102004056943B4 Zündspule mit Magnetflussverringerndem Innenaufbau Ignition coil with Magnetflussverringerndem internal structure
10/23/2012US8294543 Confined field magnet system and method
10/18/2012WO2012141512A2 Ferrite core structure for a power supply device of an electric vehicle and power supply road structure using same
10/17/2012EP2512025A1 Magnetic integration double-ended converter
10/17/2012CN102742075A Antenna core, antenna, and methods for producing an antenna core and an antenna
10/17/2012CN102741953A Improved fault current limiter with saturated core
10/17/2012CN102737953A High-frequency electrodeless lamp
10/17/2012CN102737804A Wound core, electromagnetic component and manufacturing method therefor, and electromagnetic equipment
10/17/2012CN102136335B Magnetic core of compound magnetic material
10/17/2012CN102034585B Iron core for engine cooling fan and manufacturing process thereof
10/17/2012CN101980589B Method for manufacturing power module circuit board, power module and magnetic core of power module
10/11/2012WO2012138199A2 Amorphous metal core, induction apparatus using same, and method for manufacturing same
10/11/2012WO2012136452A1 Axial bearing device having increased iron filling
10/11/2012US20120256716 Solenoid housing with elongated center pole
10/11/2012CA2832370A1 Axial bearing device having increased iron filling
10/10/2012EP2508769A1 Magnetic axial bearing device with increased iron filling
10/10/2012CN202487307U Current iron core
10/03/2012EP2506395A1 Wound core, electromagnetic component and manufacturing method therefor, and electromagnetic equipment
10/03/2012EP2506271A2 Method for producing a stack of metal sheets
10/03/2012CN202473474U Static iron core of novel traction electromagnet
10/03/2012CN202473462U Electromagnetic actuator coil core structure
09/2012
09/27/2012US20120242437 Electromagnet drive for a valve
09/26/2012CN202454370U Composite soft magnetic core for near field communication (NFC)
09/26/2012CN202454369U Composite soft magnet core for resisting electromagnetic interference
09/26/2012CN102693808A Manganese zinc ferrite magnetic core
09/20/2012WO2012123538A1 Electromagnetic actuator device
09/19/2012EP2500917A2 Inductive passive component, in particular choke
09/19/2012CN202443818U Magnetic core for magnetic coil
09/19/2012CN202443817U Short circuit-free and vibration-free combination laminated core
09/19/2012CN102686079A Holder for holding cable noise suppressor and image forming system incorporating same
09/18/2012US8269589 Electromagnetic drive unit and an electromechanical switching device
09/13/2012WO2012119890A1 Magnetically biased ac inductor with commutator
09/13/2012US20120229995 Solenoid
09/13/2012US20120229238 Magnetic Member and Electronic Component
09/13/2012US20120229237 Bionic telescopic matrix unit
09/13/2012DE102012004676A1 Spulenkörper mit keramischem Kern Bobbin with ceramic core
09/12/2012EP2498266A2 Reactor and power converter using the same
09/12/2012EP2497182A2 Laminated core for a combined radial-axial magnetic bearing and corresponding method
09/11/2012US8264312 Linear solenoid
08/2012
08/29/2012CN202405032U U-shaped silicon steel sheet with h-shaped notch
08/29/2012CN101674517B Acoustic generating device
08/29/2012CN101371399B Non-reversible circuit element and method of manufacturing it
08/27/2012DE202012007009U1 Befestigungsvorrichtung für die Befestigung eines Magnetjochs Fastening device for fastening a magnet yoke
08/23/2012WO2012110085A1 Magnetic core formed from sheet metal laminates having varied grain orientation
08/23/2012DE102012000705A1 Method for producing laminated magnetic core used for e.g. electric motor, involves cutting magnet core from stack of punched metal surfaces while retaining shape, so that webs are severed
08/22/2012EP2490229A1 Transformer, amorphous transformer and method of manufacturing the transformer
08/22/2012EP1737002B1 Soft magnetic material, powder magnetic core and process for producing the same
08/22/2012CN202394625U Pot-shaped magnetic powder core device
08/22/2012CN102646495A Method for reducing eddy current generated by magnetic core in magnetic coil
08/22/2012CN102646494A Ferrite core
08/21/2012US8248196 Magnet arrangement for magnetic levitation vehicles and method for the production thereof
08/15/2012CN202384126U Elliptical two-hole magnetic core with air gap
08/15/2012CN102637500A Method for producing laminated magnetic core
08/08/2012EP2483897A1 Transformer core
08/08/2012CN202373413U Elliptic annular magnetic core
08/02/2012WO2012101034A1 Antenna core and method for producing an antenna core
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