Patents for H01F 7 - Magnets (20,067) |
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07/04/1984 | EP0112740A1 Electronic control circuit for a multi-mode apparatus comprising a mechanism with an electromagnet |
07/03/1984 | US4458289 Solenoid drive for valves |
07/03/1984 | US4458230 Magnetic device |
07/03/1984 | US4458228 Rotary positioning apparatus and associated methods, such as for a carburetor choke valve |
07/03/1984 | US4458227 Electromagnetic actuators |
06/26/1984 | US4456881 Gradient-coil apparatus for a magnetic resonance system |
06/26/1984 | US4456292 Electromagnetic gripping arrangement for metallic workpieces |
06/26/1984 | CA1169905A1 Trip solenoid |
06/20/1984 | EP0111219A2 Electromagnet for NMR tomography |
06/20/1984 | EP0111016A1 Integrated latching actuators |
06/20/1984 | EP0110970A1 Alternating-current attracting electromagnet |
06/13/1984 | EP0109976A1 Cylindrical permanent magnet and manufacturing method of it |
06/13/1984 | EP0099408A4 Composite coils for toroidal field coils and method of using same. |
06/12/1984 | US4454558 Solenoid drive circuit |
06/12/1984 | US4454402 Induction welding apparatus for laminated tubes |
06/12/1984 | US4453652 Controlled current solenoid driver circuit |
06/12/1984 | CA1169142A1 Constant energy drive circuit for electromagnetic print hammers |
06/05/1984 | US4452210 Fuel injection valve drive circuit |
05/29/1984 | US4451810 Magnetic tool holder |
05/29/1984 | US4451809 Electromagnetic device |
05/29/1984 | US4451808 Electromagnet equipped with a moving system including a permanent magnet and designed for monostable operation |
05/23/1984 | EP0109077A1 Control circuit for a solenoid driver for a dispenser |
05/23/1984 | EP0109011A2 Magnetic anchoring apparatus with quadrangular pole arrangement |
05/22/1984 | US4450427 Contactor with flux sensor |
05/22/1984 | US4449691 Electromagnet |
05/22/1984 | CA1167909A1 Solenoid driver using a single boost circuit |
05/16/1984 | EP0108159A1 Electromagnetic swing drive, in particular for impact printers |
05/08/1984 | US4447793 Rotary actuators |
05/02/1984 | EP0107167A1 High sensivity striker |
05/01/1984 | US4445528 Electromagnetic valve and method for assembly |
04/26/1984 | WO1984001662A1 High sensitivity striker |
04/25/1984 | EP0106743A2 Switching type circuit for fuel injector |
04/24/1984 | US4445102 Magnet pole tips |
04/17/1984 | US4443776 Rotary magnet device |
04/17/1984 | US4443775 Solenoid actuator |
04/17/1984 | US4442997 Flow control valve apparatus |
04/17/1984 | CA1165818A1 Brake magnet for watt-hour meters |
04/10/1984 | US4442418 Trip solenoid |
04/10/1984 | US4442417 Uniform field solenoid magnet with openings |
04/10/1984 | US4441830 Printing solenoid |
04/04/1984 | EP0104234A1 Print wire actuating device and method of manufacture thereof |
03/29/1984 | WO1984001226A1 Nmr imaging apparatus |
03/27/1984 | US4439751 Direct current electromagnet |
03/27/1984 | US4439750 Armature holding structure and hinge wire spring used therein |
03/27/1984 | US4439700 Magnetic drive system for generating linear movements |
03/27/1984 | US4438692 Printing apparatus with cooling of hammer printing coils |
03/20/1984 | US4438420 Electromagnetic activation device |
03/20/1984 | US4438419 Serial ring actuator |
03/20/1984 | US4438418 Low-wattage solenoid |
03/20/1984 | US4438362 Self-starting, direct current motor with permanent magnets of varied magnetic strength |
03/20/1984 | CA1163897A1 Electro-hydraulic actuator system |
03/14/1984 | EP0102723A1 Plate type fuel injector |
03/14/1984 | EP0102486A1 Device for adjusting and supporting magnetic coils of a magnetic system for nuclear spin tomography |
03/13/1984 | US4437136 Electromagnet |
03/13/1984 | US4437081 Electromagnetic device |
03/13/1984 | US4437053 Gradient power supply |
03/06/1984 | US4434968 Magnetic jack |
03/06/1984 | US4434933 Gas flow rate control system |
02/29/1984 | EP0101527A1 Magnetic-impulse valve with a permanent magnetic latch mechanism without changeable magnetisation |
02/28/1984 | US4434450 Controlled flux contactor |
02/22/1984 | EP0101389A1 Process and device for the self-synchronised control of an electromagnetic hammer |
02/21/1984 | US4432441 Vibration isolation apparatus |
02/21/1984 | CA1162643A1 Rotary actuator assembly for disk drive head positioner |
02/15/1984 | EP0100436A1 Linear solenoid device |
02/14/1984 | US4432033 Power source for a solenoid controlled fluid pressure device |
02/08/1984 | EP0099941A1 Control circuit for an electromagnetically operated directional valve |
02/08/1984 | EP0099911A1 Solenoid operated flow control module |
02/02/1984 | WO1984000432A1 Iron core for the magnetic induction of a visual information displaying element with a magnetic tilting plate |
02/01/1984 | EP0099408A1 Composite coils for toroidal field coils and method of using same. |
01/31/1984 | US4429292 Retaining plate for use in a magnet system of a relay |
01/31/1984 | US4428558 Proportional solenoid |
01/24/1984 | US4427960 Magnetic holder for small articles |
01/24/1984 | US4427959 Circuit protecting sensor |
01/18/1984 | EP0098611A2 Apparatus for transporting materials to be transferred and method of controlling exciting current therefor |
01/11/1984 | EP0097773A1 Lifting magnet with sensor device |
01/03/1984 | CA1159715A1 Electromagnetically operatable ram actuator, in particular for impact printers |
12/28/1983 | EP0096751A2 Electropneumatic pilot stage for a pneumatic servo valve |
12/27/1983 | US4423361 Mechanical drive apparatus for providing linear motion in response to electrical drive signals |
12/27/1983 | CA1159510A1 Variable strength beam line multipole permanent magnets and methods for their use |
12/21/1983 | EP0096131A1 Process and circuit for exciting solenoid coil |
12/20/1983 | US4422060 D.C. Electromagnetic actuator |
12/20/1983 | CA1159105A1 Magnetic roller |
12/20/1983 | CA1159099A1 Linear solenoid device |
12/08/1983 | WO1983004340A1 Alternating-current attracting electromagnet |
12/07/1983 | EP0095927A2 Magnetic device |
12/06/1983 | US4419644 Switchable permanent magnetic holding device |
12/06/1983 | US4419643 Self-sustaining solenoid |
12/06/1983 | US4419642 Solenoid with saturable element |
12/06/1983 | US4419641 Solenoid |
12/06/1983 | US4418720 Solenoid operated directional valves having modular construction |
11/30/1983 | EP0095030A1 Lifting device |
11/29/1983 | CA1157635A1 Method of manufacturing a pernament magnet which is to be arranged in an air gap of a transformer core |
11/23/1983 | EP0094753A1 Electromagnetic actuator |
11/22/1983 | US4417356 Magnetic friction device |
11/15/1983 | CA1157082A1 Anisotropic permanent magnets and method of manufacturing same |
11/08/1983 | US4414523 Encapsulated magnet for magnetic drive |
11/08/1983 | US4414522 Fabricated lifting magnet assembly |
11/08/1983 | US4414521 Low reluctance transformer core |
11/01/1983 | US4413244 Electromagnet |
10/26/1983 | EP0092440A2 Magnet roller |