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COIL WITH SUPERCONDUCTIVE WINDINGS COOLED WITHOUT CRYOGENIC FLUIDS

Application Number: 20120040838
Publication Date: 2012-02-16
Inventors: Marabotto, Roberto; DAMIANI, Daniele; Laurenti, Adamo; Perrella-Segre, Mauro

A coil comprises a set of windings with a generally annular shape and formed by a plurality of series-connected partial windings made of a superconductor with a high critical temperature, in which these partial windings are arranged next to each other in stratified form, and at least one cooling sheet which is made of thermally conductive material and arranged in contact with this set of windings and which is designed to be connected in a thermally conductive manner to a cryogenic cooling ...

MAGNETIC FIELD GENERATOR FOR A MAGNETOCALORIC THERMAL APPLIANCE AND PROCESS FOR ASSEMBLING SUCH GENERATOR

Application Number: 20120038442
Publication Date: 2012-02-16
Inventors: HEITZLER, Jean-Claude; MULLER, Christian

A magnetic field generator (1) for a magnetocaloric thermal appliance comprising at least one magnetising structure (2) creating a constant magnetic field in at least one air gap (3) in which at least one magnetocaloric element (4) is arranged. The magnetising structure (2) comprises first (5) and second (6) magnetic poles arranged facing each other on each side of a symmetry plane (P) and each made up of an assembly of permanent magnets (7, ...

APPARATUS FOR GENERATING A MULTI-VIBRATIONAL FIELD

Application Number: 20120038441
Publication Date: 2012-02-16
Inventors: Wilson, Gary Dean; Brown, Michael Dean
An apparatus may deliver multi-vibrational electromagnetic (MVEM) fields which are independent but may work simultaneously. The MVEM fields may be used in many applications, including eliminating calcium build-up in pipes, reducing soap usage in laundry, reducing salt usage in water softeners, reducing chlorine use in pools, inhibiting algae growth, increasing water clarity, restructuring or inhibiting nitrates, restructuring or inhibiting tannins, restructuring or inhibiting calcium salts and ...

Magnetic Structure Production

Application Number: 20120038440
Publication Date: 2012-02-16
Inventors: Mize, Dillon; Loum, Kelly; Roberts, Mark D.; Fullerton, Larry W.; Machado, David P.
Magnetic structure production may relate, by way of example but not limitation, to methods, systems, etc. for producing magnetic structures by printing magnetic pixels (aka maxels) into a magnetizable material. Disclosed herein is production of magnetic structures having, for example: maxels of varying shapes, maxels with different positioning, individual maxels with different properties, maxel patterns having different magnetic field characteristics, combinations thereof, and so forth. In ...

Laminate Stack Comprising Individual Soft Magnetic Sheets, Electromagnetic Actuator, Process for Their Manufacture and Use of a Soft Magnetic Laminate Stack

Application Number: 20120038439
Publication Date: 2012-02-16
Inventors: Gerster, Joachim; Hoehn, Herbert
A laminate stack having individual soft magnetic sheets. The individual sheets are involutely curved in the laminate stack. Each individual sheet has a first long side, a second long side opposite the first long side, a first short side and a second short side opposite the first short side. The first long side has a recess, said recess being rectangular and equidistant from the first short side, the second short side and the second long side when the individual sheet is in its uncurved ...

AIR CIRCUIT BREAKER

Application Number: 20120038438
Publication Date: 2012-02-16
Inventors: Morita, Ayumu; Yabu, Masato; Sawada, Masashi; Shibuya, Motoki
In an air circuit breaker provided with a make-and-break unit having a stator 11 and a blade-shaped movable element 10 rotatably supported with a support shaft 9 oppositely to the stator, comprising an electromagnetic operation unit 20 having a fixed iron core 33 provided in an upper position, a movable iron core 32 provided in a lower position oppositely to the fixed iron core, a coil 30 that connects/disconnects the fixed iron core 33 ...

Energy-Efficient Actuator System

Application Number: 20120038294
Publication Date: 2012-02-16
Inventors: Schulz, Alexander; Wehse, Michael; Wassermann, Johann; Neumann, Manfred
What is described is an actuator system (2) comprising at least one actuator (29, 29′) and an associated control system (8) which is designed for at least two operating modes, at least one of which may be deactivated, whereby one of the operating modes is a high efficiency operating ...

COIL NODE VOLTAGE OUTPUTS FOR SUPERCONDUCTING MAGNETS

Application Number: 20120035058
Publication Date: 2012-02-09
Inventor: Blakes, Hugh Alexander
In a superconducting magnet assembly a plurality of superconducting coils, joined in series, are housed within a cryostat. A coil node between two electrically adjacent of the superconducting coils provides an input voltage. A coil node voltage output is provided comprising a series resistor connected between the coil node and a further node. A non-linear element is connected between the further node and a ground voltage, and an output connector is electrically connected to the further node and ...

RE1Ba2Cu3O7-z SUPERCONDUCTOR

Application Number: 20120035055
Publication Date: 2012-02-09
Inventors: Izumi, Teruo; Shiohara, Yuh; Ibi, Akira; IWAKUMA, Masataka
Problem: To provide an REBCO superconductor which has electromagnetic properties of an extremely small magnetization in a DC magnetic field or an extremely small pinning loss in a fluctuating magnetic field and thereby enable production of a REBCO superconducting wire with an extremely small magnetization and pinning loss.

Solution to Problem: A RE₁Ba₂Cu₃O_7-zsuperconductor characterized by having a ...

MAGNETIC FASTENERS

Application Number: 20120032765
Publication Date: 2012-02-09
Inventors: Hillman, Michael D.; Tice, Gregory L.; Bilbrey, Brett; Simon, David I.; Pance, Aleksandar; Iyer, Vijay; Arnold, Peter; Lee, Jean; Spare, Bradley
The various embodiment provide fastening devices, systems and methods that utilize two or more maxels in respective correlated magnetic structures provided in a first structure and at least one second structure to fasten or repulse the first structure to or from, as the case may be, the at least one second structure. In at least one embodiment, each maxel is programmable and may vary either or both the polarity and magnetic strength of the given maxel. The variance of the polarity and/or ...

ALLOY FOR SINTERED R-T-B-M MAGNET AND METHOD FOR PRODUCING SAME

Application Number: 20120032764
Publication Date: 2012-02-09
Inventor: Kuniyoshi, Futoshi
In order to make a sintered R-T-B-M magnet so that R₂T₁₄B phases that include a lot of Dy in the surface region of the main phase are distributed over the entire magnet, a region including a heavy rare-earth element RH at a high concentration is formed continuously beforehand at an interface between the crystals of an R₂T₁₄B compound that is the main phase of the sintered R-T-B-M magnet and the other ...

MAGNETIC OSCILLATION ELEMENT

Application Number: 20120032763
Publication Date: 2012-02-09
Inventors: Sato, Rie; Mizushima, Koichi; Nagasawa, Tazumi; KUDO, Kiwamu
According to one embodiment, magnetization directions of a magnetic free layer and a magnetic pinned layer are parallel to junction planes between the magnetic free layer and a spacer layer and between the magnetic pinned layer and the spacer layer. The magnetic free layer has a uniaxial magnetic anisotropy, and generates a magnetization oscillation when a current larger than an oscillation threshold current flows through the magnetic free layer. A magnetic field generator controls a magnitude ...

HIGH VOLTAGE DIRECT CURRENT CIRCUIT BREAKER ARRANGEMENT AND METHOD

Application Number: 20120032762
Publication Date: 2012-02-09
Inventor: Lescale, Victor
A DC circuit breaker arrangement for interrupting a current on a transmission line or in a HVDC circuit is provided. The DC circuit breaker arrangement comprises a first DC breaker and a second DC breaker, identical to the first DC breaker. The second DC breaker is connected in parallel with the first DC breaker on the transmission line or in the HVDC circuit and the current is divided between the first and the second DC breakers. By means of the invention, a DC circuit breaker arrangement is ...

MAGNET VIBRATION DEVICE USING EXTERNAL PRESSURE AND SHOE HAVING THE SAME

Application Number: 20120030970
Publication Date: 2012-02-09
Inventor: KIM, Sang Gu
Disclosed therein is a magnet vibration device, which is simple in structure, has little chance for breakdowns, and is applicable to various fields using vibration. The magnet vibration device includes: a case (100) that is changeable in shape by external pressure and has a restoring force when the shape of the case (100) is changed; a vibration plate (220) disposed inside the case (100) and changed in position in connection with the changed shape of the case ...

Electromagnet

Application Number: 20120025938
Publication Date: 2012-02-02
Inventors: Adler, Bernhard; Witte, Torsten; Loritz, Steffen; Stitz, Matthias; Bosch, Ralf
An electromagnet having a pole tube, and having a coil that encompasses the pole tube and is mounted so as to be displaceable along a longitudinal axis of the pole tube, a first end face of the coil or of the housing thereof bearing on a first counter-bearing disposed at a first end portion of the pole tube, and an elastic element, which is supported on a second counter-bearing and biases the coil and/or the housing thereof against the first counter-bearing, is provided between a second end ...

PERMANENT MAGNET ARRANGEMENT FOR AN ELECTRICAL MACHINE

Application Number: 20120025937
Publication Date: 2012-02-02
Inventor: CLARK, PAUL EATON
A permanent magnet arrangement for an electrical machine comprises a support structure for carrying magnetic flux and a pole assembly fixed to the support structure. The pole assembly comprises a magnet pole comprising at least one piece of permanent magnet material and a magnet carrier on which the magnet pole is mounted and which provides a magnetic flux path between the magnet pole and the support structure. The permanent magnet arrangement further comprises a sleeve containing the magnet ...

ELECTRONIC PLUNGER SWITCH

Application Number: 20120025936
Publication Date: 2012-02-02
Inventors: Weirowski-Herz, Achim; Steimle, Karl; Hengstler, Roland
A plunger switch for use as a switch element in an electrical circuit, has a housing and a plunger movable axially in a bore of the housing in the direction of a longitudinal axis and when in an operating position in which it is depressed toward the housing, acts on an electronic sensor unit situated in the housing, which in turn initiates a switching procedure in the electrical circuit by electrical pulses, and the plunger, in its axial plunging region into the bore of the housing, is ...

MAGNETIC SWITCH APPARATUS

Application Number: 20120025935
Publication Date: 2012-02-02
Inventor: LAI, JIN-SHI
A magnetic switch apparatus includes a button and a magnetic mechanism. The button is capable of moving between a first position and a second position. The magnetic mechanism is configured to drive the button to be kept in the first position, and drive the button to move from the second position to the first ...

PRINTED CIRCUIT BOARD EMBEDDED RELAY

Application Number: 20120025934
Publication Date: 2012-02-02
Inventor: MCGUIRE, Patrick L.
According to one exemplary embodiment, an electromechanical relay may be described. The relay can be constructed using printed circuit board (PCB) construction, and can have at least a pair of coils, for example one on the top of or above the PCB, the other on the bottom of or below the PCB, at least two ferromagnetic cores, one of which can be set at the center of each coil, at least a set of contacts which can be on the surface of the printed circuit board, a spacer which can be set between ...

SWITCH AND ELECTRONIC DEVICE

Application Number: 20120025933
Publication Date: 2012-02-02
Inventors: Kiyono, Yasuhiro; Naruo, Toshihiro
A switch and an electronic device maintain a power supply ON state until data processing is completed, and automatically turn OFF the power supply after the data processing is completed. The switch includes a rotation operating body that does not receive an operation force from an operating element when OFF operated is arranged inside the operating element. The rotation operating body includes a switch operating portion for turning ON a power supply switch mechanism and a return spring ...

INTEGRATED ELECTROMAGNETIC ACTUATOR, IN PARTICULAR ELECTROMAGNETIC MICRO-PUMP FOR A MICROFLUIDIC DEVICE BASED ON MEMS TECHNOLOGY, AND MANUFACTURING PROCESS

Application Number: 20120024389
Publication Date: 2012-02-02
Inventors: Fallica, Piero Giorgio; Renna, Lucio; Galati, Clelia; Spinella, Natalia Maria Rita
An integrated electromagnetic actuator comprising: a first structural layer; a flexible membrane, extending over the first structural layer and comprising regions of ferromagnetic material; a chamber, delimited between the first structural layer and the flexible membrane; a winding, comprising a plurality of turns of conductive material and extending within the first structural layer; and a core element made of ferromagnetic material, extending within the first structural layer, inside the ...

CONTROL OF PLASMA PROFILE USING MAGNETIC NULL ARRANGEMENT BY AUXILIARY MAGNETS

Application Number: 20120024229
Publication Date: 2012-02-02
Inventors: TANG, XIANMIN; CAO, YONG; LIU, GUOJUN; LUO, QIAN
Magnetrons for use in physical vapor deposition (PVD) chambers and methods of use thereof are provided herein. In some embodiments, an apparatus may include a support member having an axis of rotation; a plurality of first magnets coupled to the support member on a first side of the axis of rotation and having a first polarity oriented in a first direction perpendicular to the support member; and a second magnet coupled to the support member on a second side of the axis of rotation opposite the ...

MAGNETICALLY-IMPLEMENTED SECURITY DEVICES

Application Number: 20120023597
Publication Date: 2012-01-26
Inventors: Hillman, Michael D.; Tice, Gregory L.; Bilbrey, Brett; Simon, David I.; Pance, Aleksandar; Iyer, Vijay; Arnold, Peter; Lee, Jean; Spare, Bradley
Security devices and methods of securely coupling electronic devices and peripherals are provided. In one embodiment, a peripheral has a first coded magnet on a first surface of a first device. The first coded magnet has at least two different polarity regions on the first surface. A second coded magnet on a second surface of a second device is also provided. The first coded magnet is configured to securely provide data to a device associated with the second coded magnet, if the first and ...

NANOCOMPOSITE BULK MAGNET AND PROCESS FOR PRODUCING SAME

Application Number: 20120021221
Publication Date: 2012-01-26
Inventor: Miyoshi, Toshio
In a nanocomposite bulk magnet according to the present invention, nanocomposite magnet powder particles, including an Nd₂Fe₁₄B crystalline phase and an α-Fe phase, are combined together. The composition of the magnet is represented by T_100-x-y-z-n(B_1-qC_q)_xR_yTi_zM_n, where T is at least one transition metal element selected from the group consisting of Fe, Co and Ni and always including Fe, R is at ...

Magnets made from nanoflake precursors

Application Number: 20120019342
Publication Date: 2012-01-26
Inventors: Marinescu, Melania; Liu, Jinfang; Cui, Baozhi; Gabay, Alexander; Hadjipanayis, George C.
RE-TM based permanent magnets (single phase, hybrid, laminated or polymer bonded magnets) fabricated by using nanoflakes produced by surfactant assisted, wet, high energy ball-milling, with or without prior dry high energy ball-milling, where RE represents rare earth elements and TM represents transition ...

COMPOSITE PERMANENT MAGNETS MADE FROM NANOFLAKES AND POWDERS

Application Number: 20120019341
Publication Date: 2012-01-26
Inventors: Marinescu, Melania; Liu, Jinfang; Gabay, Alexandr; Cui, Baozhi; Hadjipanayis, George C.
Composite RE-TM permanent magnets fabricated by using powders and nanoflakes produced by surfactant-assisted, wet, high energy, ball milling, with or without prior dry, high energy, ball milling; where RE represents rare earth elements and TM represents transition metals and where the powders include Fe nanoparticles, Fe—Co nanoparticles, B₂O₃, mica, MoS₂, CaF₂powders and combinations ...

SOLENOID SWITCH

Application Number: 20120019340
Publication Date: 2012-01-26
Inventors: Richter, Ingo; Stoecklein, Henning; Ramezanian, Houman; Froehlich-Schlapp, Michael
The invention relates to a solenoid switch for starting devices for starting internal combustion engines, comprising a joint (100) between assembled parts of the solenoid switch. The invention is characterised in that the joint is formed in such a way that a direct penetration of spray water is prevented and pressure compensation is ...