Patents for H01F 7 - Magnets (20,067) |
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02/15/1983 | US4374386 Force-temperature stabilization of an electromagnetic device |
02/09/1983 | EP0071313A1 Solenoid drive circuit |
02/09/1983 | EP0070873A1 Driver circuit for use with inductive loads or the like. |
02/01/1983 | US4371857 Electromagnetically operable ram actuator in particular for impact printers |
01/26/1983 | EP0070717A2 Electromagnetic relay |
01/26/1983 | EP0016816B1 An apparatus and method for producing cyclic motion |
01/25/1983 | US4370637 Magnetic actuator |
01/25/1983 | US4369567 Method of manufacturing a permanent magnet which is to be arranged in an air gap of a transformer core |
01/25/1983 | CA1140186A1 Electromagnet for moving iron objects |
01/20/1983 | WO1983000264A1 Field composite permanent magnet and method of producing the same |
01/18/1983 | US4369419 Solenoid having spring biased lost motion link |
01/18/1983 | CA1139813A1 Permanent magnet for a bistable element and bistable element and data display units with at least one such element |
01/12/1983 | EP0031817B1 Control buttons with magnetic capsule |
01/11/1983 | US4368501 Control of electro-magnetic solenoid |
01/11/1983 | US4368446 Solenoid |
01/11/1983 | US4368353 Printer head for serial dot printer |
01/05/1983 | EP0068988A1 Locking mechanisms and method of magnetizing a locking magnet therefor |
01/04/1983 | US4367449 Magnetomechanical converter |
01/04/1983 | CA1138976A1 Solenoid operated directional valves |
01/04/1983 | CA1138803A1 Print hammer drive circuit with compensation for voltage variation |
12/29/1982 | EP0067937A2 Multi-chopping drive circuit for an electromagnetic print hammer or the like |
12/29/1982 | EP0067936A2 Chopping drive circuit for an electromagnetic print hammer or the like |
12/29/1982 | EP0067933A1 Electromagnet for NMR tomography |
12/28/1982 | US4366524 Electromechanical transducer controlling device |
12/28/1982 | US4366401 Electromagnetic devices |
12/28/1982 | US4365747 Electromagnetically actuatable fuel injection valve |
12/28/1982 | US4365680 Force measuring device |
12/22/1982 | EP0067298A1 Electromagnetic actuator with position detection |
12/21/1982 | US4365223 Magnetic circuit |
12/14/1982 | US4363980 Linear motor |
12/14/1982 | CA1137534A1 Solenoid with unrestrained disk-type armature |
12/01/1982 | EP0065923A1 Mechanical-electromagnetic clutch |
11/30/1982 | US4361822 Magnetic pallet |
11/30/1982 | US4361309 Electromagnetic actuator |
11/30/1982 | US4361164 Method of driving solenoid-operated proportional control valve |
11/24/1982 | EP0065310A2 Magnet system for a relay |
11/24/1982 | EP0065141A1 Apparatus for x-ray examination of a body |
11/24/1982 | EP0065103A2 Methods of operating an electro-magnetic transducer and apparatus therefor |
11/23/1982 | CA1136198A1 Springless print head actuator |
11/23/1982 | CA1136197A1 Electromagnetic cylindrical solenoid with helical deformable elastic element |
11/23/1982 | CA1136178A1 Electromagnet with a moving system and permanent magnet, especially for contactors |
11/16/1982 | US4359706 Magnet pole pieces and pole piece extensions and shields |
11/16/1982 | CA1135789A1 Magnet coil arrangement for generating a homogeneous magnetic field for magnetic resonance arrangements |
11/11/1982 | WO1982003944A1 Polarized electromagnetic relay |
11/11/1982 | WO1982003943A1 Trip solenoid |
11/09/1982 | US4358812 Driver circuit for use with inductive loads or the like |
11/09/1982 | US4358691 Linear electric motor |
11/09/1982 | CA1135317A1 High-speed, high-efficiency electromagnetic print hammer actuator |
11/09/1982 | CA1135081A1 Process for the preparation of powdered ferrites |
11/02/1982 | US4356980 Electromagnetically actuatable valve |
11/02/1982 | US4356772 Magnetically levitated object |
11/02/1982 | CA1134893A1 Rotary actuator with selectable response characteristics |
10/27/1982 | EP0063488A2 Armature holding structure |
10/26/1982 | US4356467 Magnetic work-holding device |
10/26/1982 | US4355878 Magnetic device |
10/26/1982 | US4355620 Fuel system for an internal combustion engine |
10/19/1982 | USRE31062 Limited-rotation motor with integral displacement transducer |
10/19/1982 | US4355236 Variable strength beam line multipole permanent magnets and methods for their use |
10/19/1982 | US4354662 Force motor |
10/13/1982 | EP0062134A1 Permanent-magnet body from a composition of plastics and magnetic material, method for its production and eddy current tachometer with such a permanent-magnet body |
10/12/1982 | CA1133562A1 Moving permanent magnet limited motion actuator |
10/12/1982 | CA1133560A1 Magnetically controlled closure system for motor-compressor set |
09/30/1982 | WO1982003177A1 Apparatus for the medical treatement of living organisms, partic ularly human beings |
09/29/1982 | EP0060969A1 Magnetic drive system for producing linear movements |
09/28/1982 | US4352048 Electromagnetic actuator apparatus |
09/28/1982 | US4351480 Fuel injection valve for an automotive vehicle |
09/28/1982 | US4351430 Magnetic rail construction for can conveyor |
09/28/1982 | CA1132646A1 Linear motor |
09/28/1982 | CA1132645A1 Solenoid having non-rotating plunger |
09/21/1982 | US4350379 Universal lifting magnet |
09/21/1982 | US4350319 Control for an electromagnetic solenoid valve |
09/07/1982 | CA1131298A1 Control circuits for solenoids |
09/07/1982 | CA1131280A1 Bi-directional linear actuator |
09/07/1982 | CA1131171A1 Treatment of fuel |
08/31/1982 | CA1130849A1 Magnetically attracted and locked electromagnet plunger |
08/24/1982 | US4346416 Rotary actuator assembly for disk drive head positioner |
08/24/1982 | US4346319 Rotary electromagnetic actuator |
08/24/1982 | CA1130372A1 Compensated dual injector driver |
08/24/1982 | CA1130371A1 Open-circuit magnet structure for cross-field tubes and the like |
08/19/1982 | WO1982002794A1 Driver circuit for use with inductive loads or the like |
08/18/1982 | EP0057896A2 Circuit for operation of an electromagnetically actuated hammer |
08/17/1982 | US4345296 Device for controlling the current through an inductive consumer, especially a magnetic valve in the fuel metering system of an internal combustion engine |
08/17/1982 | US4345228 Rotary actuator |
08/10/1982 | US4344056 Electromagnet with replaceable friction face |
08/10/1982 | US4344055 Automatic trip device for circuit interrupter |
08/10/1982 | US4343275 Electromagnetically actuated pumps |
08/10/1982 | CA1129528A1 Electrically controlled proportional valve |
08/10/1982 | CA1129470A1 Multi-stage solenoid actuator for extended stroke |
08/03/1982 | US4342973 Solenoid annunciator |
07/27/1982 | US4342018 Magnet control device for cameras |
07/27/1982 | US4341290 Device for automatically controlling the braking force of an eddy current and/or friction track brake |
07/20/1982 | US4340323 Decelerating and reorienting elongated magnetic articles |
07/20/1982 | US4339853 Magnetic decoupler |
07/13/1982 | US4339737 Rotary electrically actuated device |
07/13/1982 | US4339718 Coil arrangements |
07/13/1982 | US4339109 Electromagnetically operated valve unit |
07/13/1982 | US4339082 Rapid transient electroinjector |
07/06/1982 | US4338651 Dual coil driver |
07/06/1982 | US4338585 Solenoid having a hinged armature |
07/06/1982 | US4338545 Magnetron unit with a magnetic field adjusting means |