Patents for H01F 7 - Magnets (20,067)
06/1994
06/23/1994DE4242432A1 Control of electromagnetic valve, solenoid rotary electromagnet or relay
06/22/1994EP0603096A1 Wound coil with integral cooling passages
06/22/1994CN2169901Y Oxide film aluminium tape winding braking electromagnet
06/22/1994CN1088352A Coil molded into magnetic stator
06/21/1994US5323136 Electromagnetic apparatus
06/21/1994US5323134 Solenoid device
06/21/1994US5323133 Method and apparatus for making electrical connection with a movable member
06/21/1994US5322260 Solenoid valve
06/15/1994EP0601101A1 Screened electromagnetic coil of restricted length having optimized field and method
06/14/1994US5320123 Valve with dynamic function checking capability
06/14/1994US5320103 Permanent magnet arrangement
06/09/1994WO1994013118A1 Improved magnetic separator
06/09/1994WO1994012819A1 Electromagnetic type detent device of control valve
06/09/1994WO1994009300A3 Expansion valve for air conditioning system with proportional solenoid
06/08/1994EP0586602A4 Highly efficient yoked permanent magnet
06/08/1994EP0380693B1 Plunger type electromagnet
06/07/1994US5319340 Bi-chambered magnetic igloo
06/07/1994US5319339 Tubular structure having transverse magnetic field with gradient
06/07/1994US5319335 Apparatus for magnetizing a magnetic roller
06/07/1994US5318269 Electronic control system for magnetic valves operated individually or in cascade
06/07/1994US5318095 Die cast magnet assembly and method of manufacture
06/07/1994US5317948 Pressure transducer using permanent magnet and opposing variable magnetic field
06/07/1994US5317879 Flexible thermal connection system between a cryogenic refrigerator and an mri superconducting magnet
05/1994
05/26/1994WO1994011942A1 Ferromagnetic wire electromagnetic actuator
05/25/1994CN2166505Y Integral direct-current electric magnet
05/25/1994CN2166502Y Electric magnetic wire
05/25/1994CN1087199A Integrated dc electromagnet
05/25/1994CN1087198A Technique for forming single-pole magnetic field with pole boundary in violent strain space
05/24/1994US5315278 Filament magnetic flux circuit
05/24/1994US5315276 Compact superconducting magnet for magnetic resonance imaging
05/24/1994US5315202 Rotary actuated linear latching motor
05/24/1994US5314164 Pivotal diaphragm, flow control valve
05/19/1994DE4238744A1 Magnet coil with extremely small core for electromagnet used for long term therapy using magnetic fields - has copper wire coil wound, inserted, adhesively bonded and sealed into shallow circular casing for exclusion of moisture and pressure
05/19/1994DE4238237A1 Fluid flow control device - has pivotable armature alternately contacting outer legs of E shaped magnet.
05/18/1994CN1086932A Cylinder type anisotropic magnets and their manufacturing methods and motors
05/17/1994US5313181 Magnetic socket holder
05/17/1994US5313161 Displacement sensor with a movable element shaped to provide a linear response curve
05/17/1994US5313159 Magnetic encoder with composite magnet
05/17/1994US5313153 Circuit arrangement for cyclic supply
05/17/1994US5312195 Electromagnetic drive mechanism for the printing pin of a print head
05/17/1994US5312144 Magnetic retaining device for electronic apparatus
05/17/1994US5311903 Apparatus for measuring the mechanical motion of a magnet valve armature for controlling fuel injection in a fuel injection system
05/11/1994WO1994010695A1 Electromagnetic valve control device
05/11/1994EP0595897A1 Improvements in or relating to resonance reducing arrangements
05/11/1994CN1086585A Means for improving the opening response of a solenoid operated fluid valve
05/10/1994US5311162 Solenoid device
05/10/1994US5311028 System and method for producing oscillating magnetic fields in working gaps useful for irradiating a surface with atomic and molecular ions
05/10/1994US5310271 Solenoid actuator
05/10/1994US5310160 Electromagnetic valve top part
05/05/1994DE4237087A1 Magnetic valve with progressive resetting spring - with exponential force characteristic matched to magnetic force characteristic of operating electromagnet
05/04/1994EP0595477A1 Method of manufacturing powder material for anisotropic magnets and method of manufacturing magnets using the powder material
05/04/1994EP0595460A1 Self-starting swinging apparatus
05/04/1994EP0594870A1 Driving motor
05/04/1994EP0541653B1 Permanent magnet for nmr imaging equipment
05/04/1994CN2164100Y DC traction electromagnet
05/04/1994CN2164099Y Electromagnet able to rotate on fixed orbit
05/04/1994CN2164098Y Self-screening flexible binding magnet
05/04/1994CN1086342A 螺线管 Solenoid
05/03/1994US5309106 Magnetic field generator
05/03/1994US5309050 Ferromagnetic wire electromagnetic actuator
04/1994
04/28/1994WO1994009549A1 Composite magnet brushless dc motor
04/28/1994WO1994009300A2 Expansion valve for air conditioning system with proportional solenoid
04/27/1994EP0593517A1 Electromagnet system and process and device for joining the core and yoke in an electromagnet system.
04/27/1994CN1086043A 混合式电磁铁 Hybrid electromagnet
04/27/1994CN1085963A Process for electrophoretic coating on the surface negative electrode of Nd-Fe-B magnetic material
04/27/1994CN1085767A Medical instrument with even magnetic field
04/26/1994US5307038 Electromagnetic coupling apparatus
04/20/1994EP0592672A1 Method of producing anisotropic ferrite magnet, anisotropic ferrite magnet, hexagonal ferrite particles, and method for producing them
04/19/1994US5304973 Coil for electromagnetically actuating a switching device
04/19/1994US5304971 High speed miniature solenoid
04/14/1994WO1994008165A1 Electromagnetically actuated valve
04/14/1994WO1994008164A1 Low friction solenoid actuator and valve
04/13/1994EP0592083A1 Permanent magnet brushless torque actuator
04/13/1994EP0591555A1 Cylinder type anisotropic magnets and their manufacturing methods and motors
04/13/1994EP0591542A1 Magnetic field generator for mri
04/13/1994EP0591187A1 Electromagnetic actuator
04/13/1994CN2161987Y Multiple voltage electronic AC electromagnetic coil
04/12/1994US5303012 Single magnet latch valve with position indicator
04/12/1994US5302930 Electromagnetic valve
04/12/1994US5302929 Magnetically actuated positive displacement pump
04/12/1994US5301921 Proportional electropneumatic solenoid-controlled valve
04/12/1994US5301895 Yarn tensioning apparatus
04/06/1994EP0590340A1 Circuit arrangement
04/06/1994EP0590207A1 Fastener
04/06/1994EP0590206A1 Fastener
04/06/1994CN2160966Y Electromagnet pilot unit
04/05/1994US5300910 Magnet system
04/05/1994US5300909 Selector switch shield
04/05/1994US5300908 High speed solenoid
03/1994
03/31/1994WO1994007299A2 Elongate torque motor and angular displacement control device incorporating it
03/31/1994WO1994007066A1 Low power electromagnetic valve
03/31/1994WO1994006319A1 Magnetic latch
03/31/1994DE4232205A1 Valve control appts. for vehicle antilocking braking system - has resin mass between components of each valve coil and between valve coil and housing frame of control device
03/30/1994EP0348403B1 Magnetic deflector system for charged particles
03/29/1994US5297694 Device with constant magnetic field to preserve perishable substances
03/23/1994EP0587841A1 Electromagnetic actuator for, in particular, a valve
03/22/1994US5295656 Expansion valve for air conditioning system with proportional solenoid
03/20/1994CA2097946A1 Magnet holding structure
03/17/1994WO1994006136A1 Coil molded into magnetic stator
03/16/1994EP0586602A1 Highly efficient yoked permanent magnet