Patents for H01F 7 - Magnets (20,067)
07/1986
07/22/1986US4602232 Electromagnetic drive unit
07/22/1986US4601764 Method for producing anistropic configuration magnet
07/22/1986US4601458 Magnetic air valve
07/16/1986EP0187691A2 Improvements relating to magnets
07/15/1986US4600964 Lifting magnet system
07/15/1986US4600910 Limited angle torque motor with high torque output multiple coils and increased magnetic centering torque
07/15/1986US4600871 Multi-directional drive type electromagnetic position control apparatus
07/09/1986EP0187038A2 Torque motor with high torque poles and magnetic centering spring adjustment
07/09/1986EP0186998A1 Magnet assembly
07/08/1986US4599675 Self monitoring solid state switching system
07/08/1986EP0120927A4 Nmr imaging apparatus.
07/08/1986CA1207249A1 Apparatus for transporting materials to be transferred and method of controlling exciting current therefor
07/03/1986WO1986003882A1 Solenoidal magnet with homogeneous magnetic field
07/03/1986WO1986003881A1 Ironless solenoidal magnet
07/03/1986WO1986003857A1 Regulation of a magnet field
07/02/1986EP0186501A2 Limited angle torque motor with high stiffness and natural frequency
07/02/1986EP0185769A1 Electromagnetic actuator
07/01/1986US4597860 Coil weight reduction
06/1986
06/25/1986EP0185262A1 Lifting magnet
06/24/1986US4596971 Magnetic circuit device
06/24/1986US4596970 Limited angle torque motor with high stiffness and natural frequency
06/24/1986CA1206519A1 Permanent magnet clasp with protection against accidental magnetic code erasure
06/18/1986EP0184940A2 A method of controlling electromagnetic actuators and a controller therefor
06/18/1986EP0184939A2 A method of controlling electromagnetic devices and a controller therefor
06/18/1986EP0184656A1 Magnet device for a nuclear spin resonance tomography system with an approximately cylindrical shielding arrangement
06/18/1986EP0184601A1 Electromagnetic valve, especially for the feeding of elements, e.g. those of a pneumatic loom
06/17/1986US4595900 Gradient field coils for NMR imaging
06/17/1986US4595304 For impacting onto a platen in a printer
06/11/1986EP0184070A2 Plug tube for NMR magnet cryostat
06/11/1986EP0183981A2 Battery-driven nailing or stapling device
06/10/1986US4594568 Permanent magnetic charge taking or holding device
06/10/1986CN85102911A Electromagnetic actuator
06/04/1986EP0182961A1 Permanent magnetic load gripping or holding device
06/04/1986EP0182930A1 Magnetic rolls for copier machines and method of making the same
06/03/1986US4593261 Device for cooling a magnet system
06/03/1986US4593222 Electric control motor
05/1986
05/28/1986EP0182652A2 Rotary driving device used for rotary actuator
05/28/1986EP0182284A2 Shielded room construction for containment of fringe magnetic fields
05/28/1986EP0182109A2 Solenoid valve for fluid control
05/28/1986EP0182101A2 Switching device for the fast switching of electromagnetic loads
05/28/1986EP0182052A1 Magnetic fuel ion modifier
05/27/1986US4591817 Magnetic socket holder
05/27/1986US4591790 Diagnostic nuclear magnetic resonance apparatus
05/27/1986US4591280 Permanent magnet, stored energy, print head
05/21/1986EP0181798A1 Magnetic device for withdrawing magnetic gel particles from a medium to be analysed and for transferring said particles to an immunoenzymatic test medium
05/21/1986EP0181383A1 Spin resonance tomograph.
05/20/1986US4590452 Magnetic device of apparatus in nuclear spin tomography with a shielding device
05/14/1986EP0181056A1 Proportional solenoid
05/07/1986EP0180060A1 Self-timing and self-compensating print wire actuator driver
05/07/1986EP0179929A1 Electromagnetic drive with a rocking element, in particular for an impact printer
05/07/1986EP0179911A1 Electromagnetic actuator apparatus
05/06/1986US4587505 Plural coil connection means in an electromagnetic device
05/06/1986US4587504 Magnet assembly for use in NMR apparatus
05/06/1986US4587490 Electromagnet for NMR tomography
04/1986
04/29/1986US4586103 Electromagnetic control device for tape recorder
04/29/1986US4586013 Electro-magnetic device
04/29/1986US4585994 Nuclear magnetic resonance imaging system
04/29/1986US4585361 Actuator for dot matrix printhead
04/24/1986WO1986002484A1 Electromagnetic actuator
04/22/1986US4584549 Magnet system
04/22/1986US4584548 Magnetic field generating coil assembly for nuclear magnetic resonance imaging apparatus
04/22/1986US4584518 Circuit for transmitting energy to and from coils
04/22/1986US4583710 Electromagnetic valve for pulsed molecular beam
04/22/1986CA1203430A1 Printing solenoid
04/16/1986EP0178216A2 Supplementary fields production coils system for generating polarisation fields with constant gradients by a magnet comprising polarisation polar elements for NMR imaging
04/16/1986EP0178025A1 Mounting hard magnetic material permanent magnets
04/16/1986EP0177855A2 Radio frequency field coil for nmr
04/16/1986EP0177798A1 Electromagnet removably fixed on a board
04/15/1986US4583067 Electromagnetic solenoid device
04/10/1986WO1986002127A1 Circuit arrangement for current control by an electrical, in particular electromagnetic, consumer
04/09/1986EP0177215A1 DC solenoid actuator circuit
04/09/1986EP0176618A1 Electromagnetic drive, in particular for an impact printer
04/02/1986EP0175903A1 Torque motor
04/01/1986US4580120 Ferromagnetic structure of an ion source produced by permanent magnets and solenoids
04/01/1986US4580119 Iron, chromium, and cobalt alloy tube section and radial flange segment
04/01/1986US4579607 Anisotropic; plastically deforming, compressive working
03/1986
03/27/1986WO1986001933A1 Monopolar electromagnet
03/25/1986US4578734 Electronic circuit controlling a multiple operation apparatus fitted with an electromagnetic mechanism
03/25/1986US4578663 Magnetic assembly
03/25/1986US4578662 Solenoid assembly
03/25/1986US4578604 Solenoid actuators
03/25/1986US4577832 Rotary driving apparatus
03/19/1986EP0174808A1 Electromagnetic actuator
03/19/1986EP0174735A2 Method of producing a permanent magnet having high and low coercivity regions
03/18/1986US4577174 Electromagnet for electric switching device
03/18/1986US4577118 Driving circuit for pulse current power supplies
03/18/1986US4576262 Method and apparatus for operating a magnetic clutch
03/12/1986EP0174290A1 Magnetic structure for synchro and tachometer
03/12/1986EP0174239A1 Polarised electromagnet presenting a symmetric disposition
03/12/1986EP0174238A2 Monostably or bistably functioning polarised electromagnet
03/12/1986EP0173847A1 Lead frame and electronic device employing the same
03/10/1986CN85106676A Radio frequency field for nmr
03/05/1986EP0173048A1 Electromagnetic device with protection against overheating
03/04/1986US4573624 Portable electric stapler
02/1986
02/27/1986WO1986001332A1 Device for the control of an electromagnet coil and electric switching apparatus provided with such a device
02/26/1986EP0172712A2 Controlled force variable reluctance actuator
02/26/1986EP0172591A1 Improved electroinjector for feeding fuel to an internal combustion engine
02/26/1986EP0172384A1 Electromagnetic device for actuating a plunger type core
02/26/1986CN85201607U Three position electromagnetic actuator
02/26/1986CN85201241U Vertical blackboard without chalk dust