Patents for H01F 7 - Magnets (20,067) |
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01/04/1989 | EP0297215A1 Electromagnetic clapper arrangement |
01/04/1989 | CN1030125A Dynamic energy absorber |
01/03/1989 | US4795929 Rotary actuator |
01/03/1989 | US4795098 Electromagnetically actuatable valve |
01/03/1989 | US4794941 Torque motor with hydraulic potentiometer for servo-distributor |
01/03/1989 | US4794890 Electromagnetic valve actuator |
12/29/1988 | WO1988010500A1 Cylindrical nmr bias magnet apparatus employing permanent magnets and methods therefor |
12/28/1988 | EP0296983A1 Three-dimensional double air gap high speed solenoid |
12/28/1988 | EP0296782A2 Linear inductive transducer |
12/28/1988 | EP0296698A2 Apparatus for magnetic field homogenization |
12/28/1988 | EP0152404B1 Voltage adaptive solenoid control apparatus |
12/28/1988 | CN88103464A Device to counterbalance the surrounding electrimagnetic radiation |
12/27/1988 | US4794358 Magnetic field coil with disc-shaped conductor |
12/27/1988 | US4794338 Balanced self-shielded gradient coils |
12/27/1988 | US4793453 Electromagnetically controlled spring clutch mechanism |
12/27/1988 | US4793372 Electronic vacuum regulator (EVR) with bi-metallic armature disk temperature compensator |
12/22/1988 | DE3727351A1 Mechanically actuated acceleration sensor |
12/22/1988 | DE3719306A1 Magnet for NMR tomographs and process for the production thereof |
12/21/1988 | EP0296142A1 Device to counterbalance the surrounding electromagnetic radiation |
12/21/1988 | EP0295744A1 Multipolar rotor |
12/20/1988 | CA1247220A1 Shielded room construction for containment of fringe magnetic fields |
12/15/1988 | WO1988009927A1 Device for fixing and adjusting a holder for carrying gradient coils |
12/15/1988 | WO1988009926A1 Receiving aerial for nmr imaging apparatus |
12/14/1988 | EP0294481A1 Use of an electromagnetic actuator |
12/14/1988 | CN88210459U Electronic energy-saving device |
12/13/1988 | US4791370 Gradient field structure and method for use with magnetic resonance imaging apparatus |
12/13/1988 | US4790353 Electromagnetic hydraulic valve operator |
12/13/1988 | US4790351 Solenoid valve |
12/07/1988 | EP0293723A2 Magnetic coil system of an NMR imaging system, with superconducting coils and a shield for protection against eddy currents |
12/07/1988 | CN87102026A Reactive power self-compensation transformer and motor |
12/01/1988 | DE3716994A1 Electromagnetically actuable fuel injection valve |
12/01/1988 | DE3716097A1 Rotating magnet |
11/29/1988 | USRE32793 Latching solenoid mechanism |
11/29/1988 | US4788717 Telephone line interface option module |
11/23/1988 | EP0291638A2 Linear actuator |
11/16/1988 | CN87210093U Electromagnet for dc time-delay conversion valve |
11/15/1988 | USRE32783 Solenoid construction and method for making the same |
11/15/1988 | US4785210 Linear motor |
11/15/1988 | CA1244866A1 Proportional solenoid |
11/09/1988 | CN88202475U Two-direction proportional electromagnet with amplifier but without energizing coil |
11/08/1988 | US4783062 Electronic hydraulic mount-internal solenoid |
11/08/1988 | US4782671 Cooling apparatus for MRI magnet system and method of use |
11/08/1988 | CA1244322A1 Hot pressed permanent magnet having high and low coercivity regions |
11/02/1988 | EP0288864A2 Control circuit for dot matrix printer head |
11/01/1988 | US4782315 Bistable polarized electromagnet |
11/01/1988 | US4782298 MRI QD RF coil having diode switched detuning circuit producing reduced artifact |
10/26/1988 | EP0287570A1 Telephone line interface option module |
10/26/1988 | CN87211038U 极化电磁铁 Polar electromagnet |
10/25/1988 | US4780676 Method and device for cooling a resistive magnet system for nuclear spin tomographs |
10/25/1988 | US4779838 Electromagnetically actuatable fuel injection valve |
10/25/1988 | US4779582 Bistable electromechanical valve actuator |
10/25/1988 | US4779314 Magnetic fastener |
10/25/1988 | CA1243543A1 Permanent magnet, stored energy, print head |
10/20/1988 | WO1988008200A1 Integral shield for mr magnet |
10/20/1988 | WO1988008199A1 Dynamic energy absorber |
10/20/1988 | DE3711961A1 Proportional valve system as well as use of a ball control valve as proportional valve |
10/19/1988 | CN88200418U Electromagnetic locator |
10/18/1988 | US4779070 High energy toroidal inductor |
10/18/1988 | US4779049 Magnet assembly for magnetic resonance imaging system |
10/18/1988 | US4778147 Electromagnetic solenoid |
10/18/1988 | US4778112 Electromagnetic fuel metering and atomizing valve for a supply device on an internal combustion engine |
10/18/1988 | US4777915 Variable lift electromagnetic valve actuator system |
10/12/1988 | EP0181383B1 Spin resonance tomograph |
10/11/1988 | US4777464 For NMR computerized tomography |
10/11/1988 | US4776314 Switching circuit for controlling the current through an electrical consumer, in particular electromagnetic consumer |
10/11/1988 | CA1243053A1 Ferrofluid-pole-piece-magnet apparatus and method of manufacture |
10/05/1988 | EP0284874A1 Thermal interface for interconnecting a cryocooler and a magnetic resonance imaging cryostat |
10/05/1988 | EP0284634A1 Electromechanical positioning device |
09/28/1988 | EP0284439A1 Magnetic field generating device |
09/27/1988 | US4774487 Solenoidal magnet with high magnetic field homogeneity |
09/22/1988 | WO1988007152A1 Solenoid device |
09/21/1988 | EP0283150A1 A multilayered-eddy-current type strong magnetic field generator |
09/20/1988 | US4771808 Apparatus for controlling the flow of gas |
09/20/1988 | CA1242240A1 Biased electromagnet having a symmetrical configuration |
09/14/1988 | CN87210377U Rolling core type electric-magnet |
09/13/1988 | US4771256 Integral shield for mr magnet |
09/13/1988 | US4771255 Solenoid with a mechanical locking linkage |
09/13/1988 | US4771243 Magnetic resonance imaging apparatus including field-homogenizing magnetic elements |
09/13/1988 | US4771198 Electromagnet system with protection against overheating |
09/07/1988 | WO1988006798A1 System of permanent magnets for a strong magnetic field |
09/07/1988 | EP0281192A1 Electromagnetic valve actuator |
09/06/1988 | US4768892 Electromagnetic hammer actuator for impact printer |
09/01/1988 | DE3705805A1 Method for the connection of an armature to a valve needle and fuel injection valve manufactured according to this method |
09/01/1988 | DE3705771A1 Solenoid valve |
09/01/1988 | DE3705082A1 Solenoid valve |
08/31/1988 | EP0280435A2 Adjustable quick release magnetic holding assembly |
08/30/1988 | US4768009 Coil arrangement for correction of magnetic field |
08/30/1988 | US4768008 MRI magnet system with vessel having composite first wall |
08/30/1988 | US4767097 Stacked servoid assembly |
08/30/1988 | US4766741 Cryogenic recondenser with remote cold box |
08/25/1988 | WO1988006394A1 Magnetic deflector system for charged particles |
08/24/1988 | EP0170056B1 Electrical flat coil actuator |
08/24/1988 | CN88100722A Electromagnetic coil |
08/23/1988 | US4766405 Dynamic energy absorber |
08/17/1988 | EP0278756A2 Magnetic field generators |
08/17/1988 | EP0278227A2 Actuating device for a hydraulic, electrically controlled proportional valve |
08/17/1988 | CN86103570B Power-saving type electromagnetic mechanism |
08/16/1988 | US4764743 Permanent magnet structures for the production of transverse helical fields |
08/16/1988 | CA1240731A1 Magnetic roll for copy machines and method for manufacturing same |
08/11/1988 | WO1988005958A1 Field core |