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