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7106156 |
Superconductor cables and magnetic devices
Superconducting cables and magnetic devices are disclosed.
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7098584 |
Deflection yoke
A deflection yoke is used for a cathode ray tube (CRT) including a glass tube having a screen surface and a straight portion for accommodating an electron gun. The deflection yoke includes a main...
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7078993 |
Layered wing coil for an electromagnetic dent remover
An electromagnet assembly for supplying a region of concentrated electromagnetic flux is provided. The assembly includes a flat strip of an electrically conductive metal. The strip has a first and...
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7053744 |
Encapsulation of a magnetic resonance tomography device for attenuation of low sound frequencies
A magnetic resonance tomography device, wherein vibrations of device components, particularly in the low frequency range, are attenuated, as a magnet body surrounded by a magnet shell, which...
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7053743 |
Permanent magnet assembly and method of making thereof
An imaging apparatus, such as an MRI system, contains at least one layer of soft magnetic material between the yoke and each permanent magnet. This imaging apparatus may be operated without pole...
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7049920 |
Open magnet device and magnetic resonance imaging apparatus comprising it
In a superconductive magnet device comprising upper and lower vacuum vessels coupled by a coupling conduit, the upper and lower vacuum vessels 9 and the coupling conduit 24 coupling them are...
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7019308 |
Thermal compensation in magnetic field influencing of an electron beam
A device for influencing an electron beam, for example a beam deflecting device in an electron beam lithography machine, comprises a beam influencing coil ( 13 ) operable to influence an electron...
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7015779 |
Wide bore high field magnet
A wide bore, high field superconducting magnet. The superconducting magnet has a plurality of superconducting coils impregnated with epoxy and nested within each other. An innermost one of the...
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6987436 |
Method for fringe field compensation of an actively shielded superconducting NMR magnet
The invention concerns a method for charging an actively shielded magnet coil arrangement ( 20 ) comprising a first partial region ( 21 ) which can be superconductingly short-circuited using an...
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6985060 |
Control unit for vehicle brake system
A control unit having a circuit substrate mounted within a housing that is adapted to be mounted upon a hydraulic valve body with a coil spacer mounted upon said substrate. The coil spacer...
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6977571 |
Secondary coil circuit for use with a multi-section protected superconductive magnet coil circuit
A secondary coil circuit for use with a multi-section protected superconductive magnet coil circuit is disclosed herein. The secondary coil circuit includes two circuit nodes, a ramping switch...
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6972652 |
Method for homogenizing a super-conducting NMR magnet
The invention concerns a method for charging a magnet arrangement ( 20 ) comprising a first partial region ( 21 ) which can be superconductingly short-circuited via an additional switch ( 23 ), and...
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6963181 |
Cathode-ray tube, cathode-ray tube apparatus, image display apparatus, and coil unit
A color cathode-ray tube apparatus having: a glass bulb including a face panel, a funnel, and a neck; a deflection yoke attached to the funnel to surround thereof; and a color-selection electrode...
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6950001 |
Superconducting open MRI magnet with transverse magnetic field
The present invention relates to magnets and to magnetic resonance imaging systems. The magnet is open with magnetic coils arranged in quadrant, separated about two perpendicular planes, a midplane...
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6943655 |
Direct current contactor assembly
A direct current contactor having at least one low current terminal and at least two high current terminals is disclosed. The low current terminal is connected to a spring, which is nested in a...
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6933819 |
Multifrequency electro-magnetic field generator
Disclosed is a multifrequency electro-magnetic field generator that is capable of generating electro-magnetic flux fields that are projected at a distance from the device. Radial fields, horizontal...
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6933723 |
Coil system for an MR apparatus and an MR apparatus provided with such a coil system
A coil system ( 210 ) for an apparatus operating in conformity with the spin resonance or magnetic resonance (MR) method encloses an examination space ( 217 ) which extends along an axis ( 218 )...
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6924723 |
Cooling system for magnetic field generating device
A magnetic field generating device comprising a frame about which a current carrying coil of conductor is wound. The frame preferably includes spaced-apart side panels and an auxiliary...
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6909347 |
Magnet for magnetic resonance imaging apparatus
A magnet for MRI apparatus has a magnetic circuit which includes a magnetic flux path formed by a ferromagnetic material and a magnetic flux path formed by magnetic flux return coils or magnetic...
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6891455 |
Apparatus for control of uniform gravity utilizing superconducting magnet
A gravity control apparatus is provided, in which is controlled through the superconducting coil designed for generating uniform magnetic force. The gravity control apparatus includes a hollow...
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6888434 |
Nuclear fusion reactor incorporating spherical electromagnetic fields to contain and extract energy
A nuclear fusion reactor system includes a reactor core containing nuclear fusionable material and a plurality of conducting spheres arranged adjacent each other with at least two of said...
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6885266 |
Automotive ball system
The invention introduces a method of locomotion that relies on electronically-controlled arrays of electromagnets that permit a spherical or disk-shaped object to move across a magnetic plane by...
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6876288 |
Transverse field bitter-type magnet
A new type of coil magnet in which the plane of each turn of the conducting coil is rotated with respect to the central axis. This results in the induced magnetic field being oriented off the...
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6870453 |
MR apparatus provided with an open magnet system and a quadrature coil system
The invention relates to an MR apparatus that is provided with an open magnet system and a quadrature coil system that includes a resonator that is tuned by tuning capacitors on at least one of the...
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6870452 |
Persistent current switch and method for the same
In order to provide an inexpensive mechanical persistent current switch with a short operation time and a large capacity without causing energy loss, a mechanical persistent current switch...
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6853281 |
Magnet apparatus and mri apparatus
A magnet device includes two sets of static magnetic field generation sources spaced from each other in the vertical direction such that the uniform magnetic field region (patient space) is between...
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6828890 |
High intensity radial field magnetic array and actuator
A miniature actuator, e.g., for use in a Micro Air Vehicle, comprises at least one nested array of magnets, with an outer annular magnet with a magnetization pointing in an axial direction, a...
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6828891 |
Method for assembling magnetic members for magnetic resonance imaging magnetic field generator
Disclosed herein is a magnetic field generator and method for assembling the same for a magnetic resonance imaging system, the method comprising: establishing a layout for a permanent magnet of a...
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6828892 |
Unilateral magnet having a remote uniform field region for nuclear magnetic resonance
A unilateral magnet apparatus having a remote uniform field region. The apparatus' uniform remote field region is suitable for a variety of nuclear magnetic resonance applications.
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6819210 |
Static magnetic field, method of creation, and resting surface therein
A magnetic treatment system and method for generating a large uniform magnetic field to enhance the health of human subjects through exposure to the magnetic field. The system has narrow coils...
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6816047 |
Magnetic resonance imaging apparatus
The present invention relates to techniques for enlarging an opening, which accommodates a subject, in a superconducting magnet apparatus for use in MRI system, so as to prevent the subject from...
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6816052 |
Track litz rungs and shorting bar design for urban maglev inductrack and method for making the same
Improved Litz track rungs for urban Maglev Inductrack use are provided using an anneal, stainless steel square tube cut to length. A square packed Litz cable is installed within the square tube and...
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6816050 |
Size-reduced magnet coil carrier
A magnet system having a magnet coil surrounded by a magnet pot is provided, the magnet coil being electrically connected to contact prongs, an interspace being formed between the outside of the...
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6781494 |
Actively shielded superconducting magnet assembly with a device for additional fringe field optimization
A magnet assembly for generating a magnetic field (H) in the direction of a z axis in a working volume (AV) comprises an actively shielded superconducting magnet coil system (M) and at least one...
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6724287 |
Electromagnet
In an electromagnet ( 10 ) having a magnet coil ( 13 ), which has an exciter winding ( 23 ) wound from an insulated winding wire ( 24 ), having a magnet core ( 14 ), having a movable armature ( 16...
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6700468 |
Asymmetric magnets for magnetic resonance imaging
Asymmetric, compact non-superconducting magnets for magnetic resonance imaging are provided. The magnets have a homogeneous region (the “dsv”) which can be located close to one end of the...
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6695498 |
Printer compact coil winding system
An impact printer having one or multiple lines of hammers on a hammerbank for impacting a print ribbon against a print media after release by one or more electrically energized coils in a magnetic...
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6674352 |
Moving-coil electromagnetic actuator, particularly for a control valve, with resilient element incorporated in the coil
An electromagnetic actuator, particularly for a valve for controlling the injection of fuel or fuel oil is described and comprises: a fixed permanent magnetic core, and an electrical control...
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6670878 |
Magnet arrangement comprising a superconducting magnet coil system and a magnetic field forming device and a dimensioning method
A magnet arrangement comprising a superconducting magnet coil system (M) for producing a magnetic field in the direction of a z axis in a working volume (AV) disposed on the z axis about z=0,...
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6664879 |
Asymmetric tesseral shim coils for magnetic resonance
Asymmetric tesseral coils and sets for magnetic resonance applications are provided. Also provided are methods for designing such coils, as well as coils generating arbitrary field profiles. In...
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6657527 |
Apparatus and method for fabricating magnet support structure
The present invention provides a magnet support structure. A cylindrical portion comprises a plurality of laminated composite layers concentrically assembled to one another along a longitudinal...
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6650214 |
Magnetic field generator for MRI, method for assembling the same, and method for assembling a magnet unit for the same
A plate yoke has an upper surface formed with a projection and a guiding rail. A new magnet block is transported by sliding on the upper surface of the plate yoke, and is bonded side by side with...
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6636136 |
Mechanical stabilizer-tuned damper for high field open magnet
A mechanical stabilizer-tuned damper is attachable to the first upper magnet assembly of a high field open magnet, which magnet includes a first upper magnet assembly, a lower second magnet...
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6617780 |
Deflection yoke for braun tube and fabrication method thereof
A deflection yoke for a Braun tube includes a primary 4-pole convergence yoke adapted to be positioned at a neck portion of a funnel of a Braun tube and a secondary 4-pole convergence yoke...
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6600399 |
Transducer motor/generator assembly
An electromagnetic transducer is described including a magnet assembly and a conductive drive coil. The magnet assembly provides an emanating magnetic field within which the drive coil is located....
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6600401 |
Magnetic apparatus for MRI
Magnetic apparatus for MRI/MRT probes and methods for construction thereof are disclosed. One embodiment includes a pair of opposed magnet assemblies defining an open region therebetween, a...
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6590329 |
Deflection yoke with a low power consumption
To realize an energy-efficient color cathode-ray tube, deflection power requirement is reduced for a deflection yoke that includes one or more bend-up-less saddle type coils in at least one of a...
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6570475 |
Split type magnetic resonance imaging magnet
An MRI magnet assembly includes a pair of cryostat enclosures each housing a superconducting primary shield coil. The primary shield coil is dimensioned with an outer diameter greater than that of...
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6564443 |
Method for manufacturing electromagnetic operating apparatus
An accommodating base material and an attracting base material are coaxially arranged, and are resin-insert-molded, thereby forming a bobbin base material. Next, inner peripheries of the...
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6566991 |
Apparatus and method of shimming a magnetic field
An apparatus for changing an homogeneity of a magnetic field produced by a magnet having a pole includes a plurality of shim elements, and a non-magnetic plate for attachment to the magnet pole....
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