Patents for H01F 3 - Cores, yokes or armatures (3,764)
09/2005
09/28/2005EP1579555A2 Low harmonic rectifier circuit
09/28/2005EP1050094A4 Supply of power to primary conductors
09/28/2005CN1674168A Assembling iron core
09/28/2005CN1220992C Method of manufacturing inductor
09/27/2005US6950002 Inductance element
09/27/2005US6950000 High initial force electromagnetic actuator
09/22/2005WO2005088767A1 Three-axis antenna, antenna unit, and receiving device
09/22/2005US20050207815 Manufacturing method of yoke, yoke, wire dot printer head and wire dot printer
09/22/2005US20050206487 Inductive component and use of said component
09/22/2005US20050205820 Direct action electromagnetic valve, and a method of operating the same
09/21/2005CN1220225C Technique for winding a miniature transformer core and transformer thereof
09/21/2005CN1220223C Winding form coil
09/20/2005US6946946 Toroidal inductive devices and methods of making the same
09/20/2005US6946938 Method and apparatus for coil-less magnetoelectric magnetic flux switching for permanent magnets
09/15/2005US20050203234 Dust core
09/15/2005US20050200263 Cathode-ray tube apparatus
09/14/2005EP1575146A2 Soft Magnetic composite powder metal cores
09/14/2005EP1575065A2 Core sheet for inductive component
09/14/2005CN1669097A Inductive component and use of said component
09/14/2005CN1667915A Soft magnetic composite powder metal cores
09/13/2005US6942741 Magnetic recording media
09/09/2005WO2005083725A1 Soft magnetic material, powder magnetic core and process for producing the same
09/08/2005US20050194845 Soft magnetic composite powder metal cores
09/08/2005DE10232661B4 Tauchanker-Vorrichtung Plunger device
09/07/2005EP1571688A1 Cathode-ray tube apparatus
09/07/2005CN1664976A Cathode-ray tube apparatus
09/06/2005US6940461 Remote access device having multiple inductive coil antenna
09/06/2005US6940388 Dust core
09/06/2005US6940383 Method for increasing the operating frequency of a magnetic circuit and corresponding magnetic circuit
09/06/2005US6940380 Transformer/reactor
08/2005
08/31/2005EP1569249A1 Bead noise filter
08/31/2005CN1663003A Ball-shape noise filter
08/31/2005CN1217351C Powder pressed iron core
08/30/2005US6937121 Magnetic actuator
08/30/2005US6936947 Turbo generator plant with a high voltage electric generator
08/25/2005WO2005078888A1 Switching arrangement for interconnecting electrolytic capacitors
08/25/2005WO2005030528A3 Solenoid coil having interior terminals and method for fixing
08/25/2005DE102005003002A1 Magnetic annular core e.g. for manufacture of reactance coils and chokes, has two coaxially arranged rings made of magnetizable material, separated from one another by insulating disc of non-magnetizable material
08/25/2005CA2556631A1 Switching arrangement for interconnecting electrolytic capacitors
08/23/2005US6931713 Multilayer composite of hysteresis and dielectric layers; stability; concurrent firing
08/17/2005EP1563518A2 Bulk laminated amorphous metal inductive device
08/17/2005CN1656577A Low profile high current multiple gap inductor assembly
08/17/2005CN1215494C Coil component and method of mfg. same
08/16/2005US6930580 Output choke for D.C. welder and method of using same
08/11/2005WO2005072894A1 Soft magnetic material and dust core
08/10/2005EP1561943A2 Circular ignition coil assembly
08/10/2005CN1653669A Contact-less power transfer apparatus and method thereof
08/09/2005US6927658 Drum type core with discrete structure
08/04/2005WO2004025816A3 Low harmonic rectifier circuit
08/04/2005DE102004002528A1 Elektromagnetischer Linearantrieb An electromagnetic linear actuator
08/03/2005CN1213447C 变压器磁芯 Transformer cores
08/02/2005US6924965 Electro magnetically-operated device, and a method of operating the same
08/02/2005US6922883 Method for making a non-linear inductor
07/2005
07/28/2005WO2005069695A1 Transformer core of inverter type microwave oven
07/28/2005DE10361233A1 Induktives Miniatur-Bauelement, insbesondere Antenne Inductive miniature component, in particular antenna
07/28/2005DE102004055154A1 Transmission head for contactless energy transmission, has magnetic circuit enclosing primary conductor and comprising parts of transformer head
07/27/2005CN1212628C Mild steel wire transformer core
07/21/2005WO2005066982A1 Electromagnetic linear drive
07/21/2005DE202005008057U1 Inductance coil used in electronic devices, e.g. PCs and servers comprises a core material around which a conducting wire is wound in an established number of turns
07/21/2005DE102004038799A1 Zündspule Ignition coil
07/20/2005EP1555718A1 Method of manufacturing magnetic core, magnetic core, electromagnetic transducer, clock and electronic device
07/20/2005CN2711867Y Irondust core for signal connection wire
07/20/2005CN1643625A Composite core nonlinear reactor and induction power receiving circuit
07/20/2005CN1641971A Method of manufacturing magnetic core, magnetic core, electromagnetic transducer, timepiece, and electronic device
07/19/2005US6919788 Low profile high current multiple gap inductor assembly
07/19/2005US6919664 High voltage plants with electric motors
07/14/2005US20050152063 Method of manufacturing magnetic core, magnetic core, electromagnetic transducer, timepiece, and electronic device
07/14/2005US20050151614 Inductive devices and methods
07/14/2005DE202005003974U1 Choke for a frequency converter has a winding/coil and a core element with an iron core part and an inner core part in a tubular course
07/13/2005CN1639786A Magnetic field generator and magneto-optical information storage device
07/13/2005CN1637969A Power inductor with reduced DC current saturation
07/12/2005US6917275 Magnetic core and magnetic core-use adhesive resin composition
07/07/2005WO2005062316A2 Inductive miniature component, in particular an antenna
07/07/2005US20050145408 Electronic component
07/07/2005DE102004056943A1 Zündspule mit Magnetflussverringerndem Innenaufbau Ignition coil with Magnetflussverringerndem internal structure
07/06/2005EP1551096A1 Switching power supply circuit
06/2005
06/30/2005DE10354676A1 Niederresistive Abschirmung Low-resistivity shielding
06/29/2005EP1548922A1 Switching power supply circuit
06/29/2005EP1548765A1 Method for manufacturing bonded magnet and method for manufacturing magnetic device having bonded magnet
06/29/2005EP1548764A1 Power inductor with reduced DC current saturation
06/29/2005EP1548763A1 Power inductor with reduced DC current saturation
06/28/2005US6911890 High frequency laminated device
06/23/2005WO2005056734A2 Electronic component
06/23/2005US20050134416 Ignition coil
06/23/2005DE102004034296B3 Electromagnetic actuator, e.g. for controlled switching, has armature with polarized permanent magnet between armature plates in sandwich construction that contacts yoke at least with end of upper plate, air gap between lower plate, yoke
06/22/2005EP1544871A2 Electromagnetic device
06/22/2005CN1629987A 电磁装置 Electromagnetic devices
06/22/2005CN1207736C Mn-Zn ferrite manufacturing technology
06/16/2005WO2005055256A1 Method of forming and testing the formation of amorphous metal objects
06/16/2005US20050128039 Structure of coil inductor wave filter magnet core
06/16/2005US20050127773 Rotating asynchronous converter and a generator device
06/16/2005US20050126521 Electromagnetic actuator having inherently decelerating actuation between limits
06/15/2005EP1541816A1 Electromagnetic actuator having inherently decelerating actuation between limits
06/15/2005EP1540675A1 Controlled inductance device and method
06/15/2005CN1626776A Electromagnetic actuator having inherently decelerating actuation between limits
06/14/2005US6906608 Magnetic core including magnet for magnetic bias and inductor component using the same
06/14/2005US6906495 Contact-less power transfer
06/14/2005US6906447 Rotating asynchronous converter and a generator device
06/07/2005US6903641 Dust core and method for producing the same
06/02/2005WO2005012697B1 Electromagnetic valve system
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