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Permanent magnet machines

Subclass of:

310 - Electrical generator or motor structure

310010000 - DYNAMOELECTRIC

310040000 - Rotary

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
310156010 Permanent magnet rotor 718
310154010 Permanent magnet stator 70
310153000 Inbuilt with flywheel (magneto) 5
20080272663MAGNETO ROTOR - A magneto rotor in which a plurality of magnets are secured on an inner periphery of a peripheral wall portion of a cup-like rotor yoke, and a magnet protecting cover is provided that integrally has a cylindrical portion that covers inner peripheries of the magnets, and an outer flange that is formed at one axial end of the cylindrical portion and covers end surfaces of the magnets, wherein an annular protrusion protruding toward the opening of the rotor yoke is formed on an area closer to an inner periphery of the outer flange of the magnet protecting cover, an annular adhesive storage portion is formed between the peripheral wall portion closer to the open end of the rotor yoke and the annular protrusion, a groove opening into the adhesive storage portion and continuing circumferentially of the rotor yoke is also formed in the peripheral wall portion closer to the open end of the rotor yoke, and the adhesive storage portion and the groove are filled with an adhesive to seal a boundary between the outer flange of the magnet protecting cover and the peripheral wall portion of the rotor yoke with the adhesive.11-06-2008
20100072847Electromagnetically Driven Configuration of Flywheels And Rotors To Power Zero Emission Vehicles - An electric vehicle drive system includes an improved mechanical flywheel, rotor and friction disc assembly comprised of a plurality of coaxial flywheels, friction discs and rotors being driven by electromagnets placed on the outer circumference of the assembly containment ring and interspersed on the outsides of the assembly end plates.03-25-2010
20090174271Combined generator with built-in eddy-current magnetic resistance - A combined generator with built-in eddy-current magnetic resistance including a rotor and a stator iron core with generating coils winding therearound. The rotor consists of an outward turning type inertia flywheel and permanent magnets. A self-generated supply is achieved when the flywheel is driven by a fitness apparatus or a rehabilitation apparatus. An internal ring (A magnet-conductive ring) between the wheel hub and the external ring of the flywheel is extended from the internal wall toward the opening end. The internal diameter of the stator iron core is greater than the external diameter of the magnet-conductive ring such that a magnetic field gap is created. At least one receiving portion is formed in at least one portion of the internal circumference of the stator iron core for receiving at least one solenoid. The power required by the solenoid is supplied by the self-generated system such that the solenoid produces a magnetic field (by input of the power), thereby providing the magnet-conductive ring coupled to and rotated on the inertia flywheel with an eddy-current magnetic resistance. In this way, a reverse resistance acts from the inside on the inertia flywheel such that a braking effect is achieved.07-09-2009
20090134728MAGNETO GENERATOR - A magneto generator can reduce the man-hours of processing and an amount of use (i.e., an amount of material) of permanent magnets used per generator. The magneto generator includes a bowl-shaped flywheel that rotates about an axis of rotation, a plurality of permanent magnets that are fixedly secured to an inner peripheral wall surface of the flywheel, a stator core that is arranged at an inner side of the permanent magnets and has a plurality of teeth protruding to a radially outer side, and magneto coils that are formed of conductors wound around the teeth, respectively. Each of the permanent magnets is composed of a plurality of magnet pieces that are formed by dividing a hexahedral magnet main body with a division surface extending in a radial direction.05-28-2009
20080278016ROTOR OF MAGNETO GENERATOR - In a rotor of a magneto generator in which permanent magnets are attached to the inner circumference of a peripheral wall of a cup-shaped formed flywheel, and a plurality of trigger poles are arranged on the outer circumference of the flywheel; the plurality of trigger poles are simultaneously punched out by press working to form a protrusion ring which is formed of a separate member from the flywheel, and the protrusion ring is integrally incorporated to the flywheel to configure the rotor.11-13-2008
Entries
DocumentTitleDate
20100013335Permanent magnet motor generator set - The invention is directed to the method of utilizing unbalanced non-equilibrium magnetic fields to induce a rotational motion in a rotor, the rotor moves with respect to the armature and stator. The invention, a three (3) tier device (armature, rotor, and stator) has the armature and stator being fixed in position with the rotor allowed to move freely between the armature and stator. To induce a rotational motion, the rotor, in its concave side uses unbalanced non-equilibrium magnetic fields created by having multiple magnets held in a fixed position by ferritic or like materials to act upon the magnets imbedded in the armature. The rotor, in its convex side has additional unbalanced non-equilibrium magnets and additional pole pair magnets to create a magnetic flux that moves with the moving fixed position fields to cut across closely bonded coils of wire in the stator to induce a voltage and current that is used to generate electrical power. In the practice of the invention multiple permanent magnets of varying strength are geometrically positioned in multiple groups to produce a motive power in a single direction with the remainder of the unbalanced magnetic flux positioned and being used to cut across the coils of wire to produce continuous electric power. In the practice of the invention the permanent magnet motor-generator set produces no pollutants nor does it create any greenhouse emissions during operation.01-21-2010
20090026863Magnetic unit power plant system (MUPPS) - The “MUPPS” Magnetic Unit Power System, employes a source of energy that has existed for eons, yet only with the assembly of items illustrated in parts specifications, “MUPPS” allows natural elements to accomplish many desired and needed remedies . . . Clean Power, No Dioxide into atmosphere, No Hazards to Environment, also at No time will so many be held captive by so few!Once again we say, Simplicity at its finest!01-29-2009
20130026870RARE EARTH SINTERED MAGNET, METHOD FOR PRODUCING THE SAME, MOTOR, AND AUTOMOBILE - Provided is a rare earth sintered magnet 01-31-2013
20130033141Magnetic Rotary Power Source - A magnetic rotary power source which can provide rotary power without energy consumption is disclosed. The power source includes a housing with two parallel spindles. Each spindle is disposed with a gear. The two gears have the same diameter and engage with each other. Each gear is disposed with a permanent magnet. The two magnets are arranged in a specific angular relation, and outer ends of the magnets are the same pole to generate repulsion. When one of the gears is rotated to make the magnets approach, the two gears will automatically rotate by the repulsion between the magnets. The two gears will continuously rotate when they rotate one revolution to make the magnets approach again. Thus, the gears can go round and round repeatedly.02-07-2013
20100033049ROTARY MOTOR - The present invention relates to rotary motors in which the rotational motion of the motor is provided by the attractive (or repulsive) forces between a pair of cooperating magnets in response to tilting of the motor axle.02-11-2010
20130076184PERMANENT MAGNET AND MANUFACTURING METHOD THEREOF, AND MOTOR AND GENERATOR USING THE SAME - In one embodiment, a permanent magnet includes a composition represented by R03-28-2013
20130076183GRAVITY-ASSISTED SELF-ROTATING DEVICE AND POWER GENERATING MODULE USING SAME - A gravity-assisted self-rotating device includes a support unit, a magnet unit located over the support unit, and a rotating unit pivotally turnably mounted on the support unit. The support unit has a bottom and a top extended in a direction opposite to the bottom. The magnet unit and the support unit together define a rotation space for the rotating unit to rotate therein. The gravity-assisted self-rotating device can be applied to a power generating module with a coil unit of the latter mounted on the rotating unit. With these arrangements, the gravity-assisted self-rotating device and the power generating module using same are able to automatically generate electric power output to achieve the purpose of energy saving and environmental protection.03-28-2013
20130043752MAGNETIC ARRAYS WITH INCREASED MAGNETIC FLUX - The embodiments of the invention generally relate to a novel magnet arrangement to further enhance the performance of the array. The new arrangement of magnets (for example, five configurations) can result in significantly much higher percentage gain in magnetic flux with respect to the largest magnetic flux of a component magnet, as compared to Halbach array configurations.02-21-2013
20130038159METHODS FOR SEQUENTIALLY LAMINATING RARE EARTH PERMANENT MAGNETS WITH SUFLIDE-BASED DIELECTRIC LAYER - Methods of manufacturing laminated, rare earth, permanent magnets with dielectric layers having increased electrical resistivity and improved mechanical strength suitable for use in high performance, rotating machines comprising sequentially laminating permanent magnet layers with transition and/or diffusion reaction layers; wherein the transition and/or diffusion reaction layers surround sulfide-based dielectric layers, thereby avoiding direct contact between the dielectric layers with permanent magnet layers.02-14-2013
20090152970POWER GENERATOR USING PERMANENT MAGNET - A power generator using a permanent magnet is provided, which includes a fan having a magnetic property of generating a repulsive force when identical polarities approach between magnetic bodies, and a permanent magnet plate which is located in opposition to one side of the fan and axially combined with the fan on an identical shaft. In this case, the polarity of one surface of the fan equals that of the facing surface of the permanent magnet plate facing the fan. Thus, since a repulsive force is generated between the fan and the permanent magnet plate, the fan continuously rotates to thereby generate power.06-18-2009
20130082559PERMANENT MAGNET AND MOTOR AND GENERATOR USING THE SAME - In one embodiment, a permanent magnet includes a composition represented by R(Fe04-04-2013
20130057101DEVICES, SYSTEMS, AND METHODS FOR ENERGY CONVERSION - Disclosed herein are embodiments of devices, systems, and methods for converting magnetic energy into one or more other forms of energy, or stated otherwise, for deriving power in a desired format from magnetic energy. In one system, energy provided by a magnetic field of a magnetic source is converted into rotational energy of one or more components of a system. The system can include a magnetic source that is coupled with a rotational component so as to instigate and/or maintain rotation of the component, and is decoupled from the component due at least in part to torque provided by another magnetic source.03-07-2013
20110012460PERMANENT MAGNET FOR MOTOR, AND METHOD FOR MANUFACTURING THE PERMANENT MAGNET FOR MOTOR - The present invention relates to a permanent magnet for a motor, to be buried in a permanent magnet motor, including: a plurality of sheet magnets for lamination, and an insulating layer arranged between the plurality of sheet magnets for lamination. Since the invention has the above-mentioned constitution, the permanent magnets are free from the problems of temperature elevation and coercive force depression, therefore making it possible to provide a high-power small-sized motor. Furthermore, it is unnecessary to perform the conventional correcting processing after sintering, which can simplify the production steps, and therefore, it becomes possible to mold the permanent magnet with a high degree of dimension accuracy.01-20-2011
20130062983MAGNETIC ARRAYS WITH INCREASED MAGNETIC FLUX - The embodiments of the invention generally relate to a novel magnet arrangement to further enhance the performance of the array. The new arrangement of magnets (for example, five configurations) can result in significantly much higher percentage gain in magnetic flux with respect to the largest magnetic flux of a component magnet, as compared to Halbach array configurations.03-14-2013
20120235528Toroidal inductance generator - The Toroidal Inductance Generator is a machine that creates electrical energy by orbiting three fields of multiple magnets inside and around, a copper wire toroidal coil. The toroidal generator is comprised of a copper wire wound toroidal coil, with a vessel core, containing a plurality of free moving rare earth magnets sealed inside the vessel core assembly. A magnetic shroud is affixed to the protruding shaft of an existing rotary means. This magnetic shroud and rotary means are concentrically positioned to rotate a plurality of magnets immediately adjacent to both the outside and the inside diameter of the toroidal coil. The vector fields of the shroud magnets overlap and interact with the vector fields of the magnets sealed inside the copper wire toroidal core. The internal magnets are caused to follow the rotating field from the applied external coercive magnetic force. The three combined orbits all contribute to the generation of electricity within the copper wire toroidal.09-20-2012
20120235527Automated Power Generator - One embodiment of an automated power generator has one base board (09-20-2012
20130162086PERMANENT MAGNET APPARATUS - A permanent magnet apparatus includes a rotor structure and a stator structure. The rotor structure has a first permeance element and a plurality of first magnetic elements. The outer periphery of the first permeance element has a plurality of grooves which are disposed separately. The first magnetic elements are disposed correspondingly in the grooves. The stator structure is disposed at the outer periphery of the rotor structure, and includes a second permeance element and a plurality of second magnetic elements around the rotor structure.06-27-2013
20110278976PERMANENT MAGNET AND METHOD OF MANUFACTURING THE SAME, AND MOTOR AND POWER GENERATOR USING THE SAME - In an embodiment, a permanent magnet includes a composition represented by R(Fe11-17-2011
20110291512Magnetic rotary device - Devices of the invention include a rotor with magnets and a stator with two magnet zones. The end zone of the stator toward which the rotor magnet first approaches has two preferred variants: it can be formed either of one magnet or of a high magnetic permeability material. The other end of the stator is preferably formed of thick magnets.12-01-2011
20080309187Bearing surface layer for magnetic motor - A method for making a magnetic linear motor shaft including thermal treatment to temporarily change the dimensions of various shaft components to allow tight interference fit assembly. The magnetic motor includes a core piece, annular magnets and pole pieces.12-18-2008
20090146516INNER ROTOR BRUSHLESS MOTOR - An inner rotor brushless motor is miniaturized, flattened and made lighter without reducing motor performance. A rotor and a stator are enclosed inside a sealed case (i.e., a sealed space) assembled by covering an attachment base with a cup-shaped bracket. A motor substrate on which a motor driving circuit is formed is provided in a gap formed in an axial direction between (i) the rotor and the stator and (ii) a base portion inside a bracket opening of the bracket.06-11-2009
20090309444Rotor for magnetic motor - Rotor formed by groups of materials (12-17-2009
20110062811Magnetic rotary device - Devices of the invention include a rotor with magnets and a stator with two magnet zones. The end zone of the stator toward which the rotor magnet first approaches has two preferred variants: it can be formed either of one magnet or of a high magnetic permeability material. The other end of the stator is preferably formed of thick magnets.03-17-2011
20110198958LINEAR PERMANENT MAGNET MOTOR - A method of generating energy and a permanent magnet motor are disclosed. A method of generating energy is disclosed, comprising the steps of providing a first permanent magnet in a first initial location and a second permanent magnet in a second initial location, where the first and second magnets are positioned such that their poles have approximately the same relative orientation, moving the first and second magnets towards each other relatively by moving either or both the first magnet and the second magnet substantially along a first axis that is approximately perpendicular to the orientation of their poles, separating the first and second magnets by moving either or both the first magnet and the second magnet substantially along a second axis that is approximately parallel to the orientation of their poles, and returning the first and second magnets to their respective first and second initial locations.08-18-2011
20110266904PERMANENT MAGNET ACTUATOR FOR ADAPTIVE ACTUATION - A magnetic actuator for adaptive type actuation comprising a set of permanent magnets (M) including at least one first set of magnets and one second set of magnets spatially arranged so as to be able to interact magnetically with one another; means (SM) for orienting the magnets of one set in relation to the magnets of the other set in order to vary the mutual interaction between them; potential energy storage means (RE) connected to the two sets of magnets to recover the energy needed to orient the magnets.11-03-2011
20080278015Actuator Having An Electric Actuating Motor And Controllable Friction Clutch Having Such An Actuator - An actuator comprises an electric actuating motor, a transmission mechanism and an actuating element, the actuating motor being a DC motor which comprises a first part having permanent magnets and a second part having windings and pole teeth. In order to be able to hold the actuator in any desired, adopted position without any additional apparatuses, the first part (11-13-2008
20100079023REPULSIVE FORCE CONVERSION DRIVES AND CENTRIFUGAL FORCE CONVERSION - A repulsive force conversion drive system for centrifugal force conversion to drive a load. A movable load to be driven by movement and provide external power due to movement of the movable load. A rotary repulsive force conversion drive connected to the movable load, such that the movable load moves in a first linear direction due to centrifugal force of rotating mass of the rotary repulsive force conversion drive. A linear repulsive force conversion drive connected to the movable load, the linear repulsive force conversion drive connected to the movable load such that the movable load moves is a second linear direction that is opposite the first linear direction on command from the linear repulsive force conversion drive.04-01-2010
20110204737Polar cross permanent magnet motor - With the discovery of the Polar Cross Method claimed herein a valuable new method of the geometrical arrangement, linkage and/or constraint of component magnets in a permanent magnet powered device is invented. Additionally the Polar Cross Process claimed herein defines the transformation of electromagnetic energy exhibited by the fields of the component magnets into kinetic energy utilizing the Polar Cross Method to achieve the transformation. The Polar Cross Process is applied to achieve the design of the Polar Cross Permanent Magnet Motor device, also claimed herein. The invention includes a method, process and apparatus for utilizing the energy exhibited by fields of permanent magnets to produce motive force in a device such as a permanent magnet motor without the requirement for a continuously supplied external electrical power source or other fuel source supply to operate.08-25-2011
20090212650Magnetic rotary device - Devices of the invention include a rotor with magnets and a stator with two magnet zones. The end zone of the stator toward which the rotor magnet first approaches has two preferred variants: it can be formed either of one magnet or of a high magnetic permeability material. The other end of the stator is preferably formed of thick magnets.08-27-2009
20090243414MAGNETIC MOTOR - The present invention relates to the field of electric motors, and more particularly to a motor driven by permanent magnets. The magnetic motor of the invention comprises a main rotor and auxiliary rotors, as well as a plurality of novel magnetic barriers allowing the magnets to actuate only when the direction of the force created by said magnets is coincident with the movement.10-01-2009
20100156225PERMANENT MAGNET MOTOR - A magnet motor comprises a first ferromagnetic member and a second ferromagnetic member reciprocated in working direction relative to the first ferromagnetic member. A controller displaces a permanent magnet between an engaged position adjacent to the ferromagnetic members with the flux being perpendicular to the working direction and a disengaged position spaced from the first and second ferromagnetic members. The controller also displaces the second ferromagnetic member towards the first ferromagnetic member when the permanent magnet is in the disengaged position and captures energy from the resulting displacement of the first ferromagnetic member away from the second ferromagnetic member when the permanent magnet is in the engaged position.06-24-2010
20100156224MAGNETIC ROTOR ASSEMBLY - A device for inducing the rotation of a plurality of rotors by use of magnetically charged materials includes at least a pair of rotors rotatably mounted. Each rotor includes at least one outwardly extending element having magnetic material attached to the opposing ends of the element. The elements of the two rotors are positioned co-planarly with respect to one another, such that each element of one rotor is paired with a corresponding co-planarly positioned element of the other rotor. The elements are positioned sufficiently proximate to one another such that the polarity of one element's end may interact with the polarity of its paired element of the other rotor to induce a rotation of one or both of the two rotors.06-24-2010
20100156222Dual motor - A dual motor has a shaft and a first motor connected to the shaft. The first motor is a standard electrical motor receiving voltage steps. The first motor provides a rotational force to the shaft when the voltage is applied. A second motor is also connected to the shaft, and the second motor is a permanent magnet motor comprising a flexible member connected to the shaft at a flexible member inside end. The permanent magnet motor also has an inside magnet mounted to a flexible member outside end, and the inside magnet moves relative to the shaft. The permanent magnet motor also has an outside housing. An outside magnet is mounted to the outside housing, and stepped voltage application flexes the flexible member. Optionally, stepped voltage application flexes the flexible member so that the outside magnet rotates relative to the inside magnet.06-24-2010
20130214630Electric Machine And Steering Device - The present invention relates to an electric machine, in particular a brushless permanent magnet motor, provided with a rotor and a stator which has a plurality of teeth with winding phases provided thereon, wherein each winding phase has at least four windings, wherein, of the at least four windings of a winding phase, in each case two windings are connected in series with one another, and wherein these windings which are connected in series are connected in parallel. The present invention also relates to a steering device.08-22-2013
20130187502VIBRATION MOTOR - There is provided a vibration motor including: a housing having one open surface; a permanent magnet disposed in an internal space of the housing and interacting with a coil to generate electromagnetic force; an elastic member formed in the housing; a mass member coupled to the elastic member to perform resonant movement through the electromagnetic force; a cover covering the one open surface of the housing; and an extension part extended from the one open surface of the housing in a height direction thereof and compressed with the cover to closely attach the housing and the cover to each other.07-25-2013
20100219708MECHANICAL ENERGY MODULE - An energy module utilizing permanent magnets arranged on a moveable inner shaft (09-02-2010
20090039723Motor-Pump Assembly for Household Appliances - A motor-pump assembly for household appliances (02-12-2009
20110057529MOUNTING METHOD FOR FITTING A PERMANENT MAGNET IN A RETAINING ELEMENT - A mounting method is provided for fitting a permanent magnet in a retaining element, the permanent magnet being held by a coating material, the at least one permanent magnet first being at least partially coated by an elastic coating material prior to being fitted, and mounted in the retaining element in the subsequent step.03-10-2011
20110031839System and Method for Energy Generation - A magnetic system and related method for generating energy is described. Multiple embodiments are described having different shapes, alternative designs to receive different driving forces, varied magnetic structures, and so forth. In an example implementation, a magnetic structure may include on a single side multiple magnetic sources having different magnetic polarities. Other description herein may be directed to magnetizer printing, adaptable/adjustable correlated magnet devices, entertainment devices having correlated magnet technology, and so forth. Furthermore, description of additional magnet-related technology and example implementations thereof is included herein.02-10-2011
20110001381McDaniel magnet motor - A hybrid magnet motor that utilizes two reciprocating magnet head pistons that are 180 (degrees) out of sync., in which acts against a rotating dual polarity magnet wheel (01-06-2011
20090236922High-efficiency, variable-speed permanent magnet motor and control system - A high-efficiency motor is disclosed. The motor includes two sets of permanent magnets and further includes electromagnets incorporated to be energized by a control system to provide a variable-speed motor that produces high torque.09-24-2009
20110018379MAGNO-FORCE ENERGY. pdf - In the laws of magnet, apart from those of repelling and attracting terms, there's a third position hitherto unnoticed, that of rotating terms, when they are angular.01-27-2011
20120242181ELECTRIC MACHINE EXCITED BY PERMANENT MAGNETS - In order to provide a compact and highly efficient electric machine having high power density, an electric machine excited by permanent magnets, comprising a stator and a rotor, is provided. The stator comprises a coil arrangement and the rotor has permanent magnet elements. The coil arrangement comprises a winding and surrounds a flux yoke. The flux yoke comprises at least one limb. Between every two limbs, flux guide parts are arranged that are spaced apart from each other and that are aligned with the ends of the limbs. Neighbouring permanent magnet elements have opposing magnetic orientations and are combined to form a magnet disc. On the side facing away from the limbs of the permanent magnet elements, flux guide parts are arranged. The limbs and the flux guide parts face the permanent magnet elements forming an air gap.09-27-2012
20100141072Composite Rotor Of A Step Motor And Method For Producing The Same - A composite rotor of a step motor and a method for producing the same are disclosed. The composite rotor comprises a positioning member having a positioning protrusion, a first magnetic conductive member, at least one magnet and a second magnetic conductive member. The first magnetic conductive member, the magnet and the second magnetic conductive member are successively mounted on the positioning member and limited by the positioning protrusion. One end of the first magnetic conductive member and one end of the second magnetic conductive member abut against two opposite ends of the magnet, respectively.06-10-2010
20090218899A MOTION TRANSFER SYSTEM - A motion transfer system comprising stator magnets (09-03-2009
20100244603ELECTRIC MACHINE - An electrical machine is disclosed. The electrical machine comprises a first discontinuous volume comprising a high resistivity soft magnetic material.09-30-2010
20110248590ROTARY MOTOR - The present invention relates to rotary motors in which the rotational motion of the motor is provided by the attractive (or repulsive) forces between a pair of cooperating magnets in response to tilting of the motor axle.10-13-2011
20090051239Rotating Mechanism - The present invention has an object to provide a rotating mechanism with a very high rotation efficiency in which rotation resistance is reduced and rotation is encouraged. It comprises a fixed member (02-26-2009
20110260565ALLOY MATERIAL FOR R-T- B SYSTEM RARE EARTH PERMANENT MAGNET, METHOD FOR PRODUCTION OF R-T-B SYSTEM RARE EARTH PERMANENT MAGNET, AND MOTOR - An alloy material for an R-T-B based rare earth permanent magnet of the present invention includes: an R-T-B based alloy that comprises R, T, and B (wherein R represents at least one selected from the group consisting of Nd, Pr, Dy, and Tb, with Dy or Tb being essentially contained at 4% by mass to 10% by mass in the R-T-B type alloy; T represents a transition metal which essentially contains Fe; and B represents boron, a part of which can be substituted by carbon or nitrogen); and a high melting point compound having a melting point of 1080° C. or higher.10-27-2011
20120146443Device for Providing Rotational Torque and Method of Use - A device for providing rotational torque includes a stator with a permanent magnet rotatably mounted contained within, a rotor arranged on one side of the stator, a pair of permanent magnets rotatably mounted on oppositely spacing sides of the rotor, which stator and rotors are arranged with gaps left therebetween in an axial direction of the driveshaft, the rotor being mounted to the driveshaft. For further acceleration of the rotor, there are mounted several permanent magnets in the stator housing, arranged in a circumferential arrangement relative to the rotor. These acceleration magnets are arranged such that the size increases with each acceleration magnet approaching the stator magnet.06-14-2012
20120169170MAGNET MATERIAL, PERMANENT MAGNET, MOTOR AND ELECTRIC GENERATOR - In an embodiment, a magnet material includes a composition represented by R07-05-2012
20100156223Magnetic Propulsion Motor - The present disclosure relates to a magnetic motor including a drive magnet, a motion magnet, and an acceleration field. The drive magnet includes magnetic shielding, typically on a portion thereof, altering the magnetic field of the drive magnet. In some embodiments, the motion magnet has a cross-section that is generally in the shape of a ‘V’ or ‘A’. The acceleration field is created by the interaction between the drive magnet and the motion magnet as the motion magnet is passed through the altered magnetic field of the drive magnet. The altered magnetic field of the drive magnet may often be near a first end of the drive magnet. In further embodiments, the motion magnet can be operably coupled to an output shaft and rotate around the central axis of the output shaft. The present disclosure, also relates to a device, including the magnetic motor, for generating energy from a turbine.06-24-2010
20120146444PERMANENT MAGNET, MOTOR AND ELECTRIC GENERATOR - In an embodiment, a magnet material includes a composition represented by R(Fe06-14-2012
20110050019TORQUE GENERATING DEVICE - Disclosed herein is a rotation power generating device. The rotation power generating device includes a stator consisting of a plurality of stationary units vertically connected to one another, and a rotator consisting of a plurality of rotating units vertically connected to one another with an angular orientation difference therebetween. Each of the stationary units has a pair of stationary magnets symmetrically embedded inside an inner surface thereof. Each of the rotating units has a pair of rotating magnets and is adapted to be rotated along the inner surface of the corresponding stationary unit about a rotating shaft that is installed in the center of the stator. The rotation power generating device compensates for energy loss of initially acting torque using repulsive force between magnets of the same polarity, resulting in reduced power loss and more effective transmission of energy.03-03-2011
20120206005MAGNET CARRIER FOR A POLE HOUSING - The invention relates to a magnet carrier (08-16-2012
20120025651SINTERED MAGNET AND ROTATING ELECTRIC MACHINE USING SAME - A sintered magnet according to the present invention is a sintered magnet configured from a magnetic powder grain having Nd02-02-2012
20120153759RARE EARTH MAGNET MOLDING AND METHOD FOR MANUFACTURING THE SAME - A rare earth magnet molding (06-21-2012
20120153758Pulsating Permanent Magnet Engine - The Pulsating Permanent Magnet Powered Engine was designed and built as a new energy source by harnessing the strong magnet fields developed by magnets. Emphasis added when using Rare Earth Neodymium magnets. In this development the need to insulate, isolate and contain those magnet force fields became a challenge. This lead to the development of the bellcrank system. To gain horse power, the rating requires moving 550 pounds at a rate of 1 foot per second. The bellcrank system enables both the distance and the pound requirements to be met as qualifications for horse power. The principles of thermodynamics, stated as power in and power out do not apply here. Permanent magnets are charged with a very high electrical current, much like charging a battery but the battery power depletes with use, while the magnet does not, but both were charged to begin with.06-21-2012
20120248913FERRITE SINTERED MAGNET, MOTOR, AND METHOD FOR PRODUCING THE FERRITE SINTERED MAGNET - A ferrite sintered magnet has a surface roughness Rz of 3.5 μm or less. A method for producing a ferrite sintered magnet includes: mixing magnetic powders with at least a binder resin to obtain a magnetic powder mixture; injection molding the magnetic powder mixture inside of a mold having a surface roughness of a surface in contact with the magnetic powder mixture of 2.0 μm or less with a magnetic field applied to the mold, to obtain a molded body; and sintering the molded body.10-04-2012
20100148610MAGNETIC PISTON APPARATUS AND METHOD - A magnetic piston includes a housing having a tapered bore extending along an axis thereof and a piston having a tapered outside wall mating with the tapered bore of the housing for providing radial and longitudinal movement within the tapered bore about a rotational axis of the piston. A shaft is connected to the piston for movement along its longitudinal axis thereof, wherein the axes of the tapered bore and piston are generally aligned along the longitudinal axis. A first set of magnets is embedded within the outside wall of the piston and a second set of magnets is embedded within a surface of a wall forming the bore of the housing. The polarity for each of the magnets within the sets provides attracting and repelling forces causing rotation of the piston relative to the housing and a linear movement of the shaft along the longitudinal axis.06-17-2010
20120235529DEVICE AND METHOD EMPLOYING MAGNETIC AND GRAVITATIONAL ENERGY FOR MECHANICAL POWER - A device for imparting rotation to a rim using magnetic attraction to induce gravitational pull upon a rolling component to a higher position upon an interior surface of a rim thereby inducing a roll of said rim in a direction of an adjacent magnet. The device may be engaged to generators and the like to provide rotational power and is adapted to function as a toy which will roll across a support surface in either of two directions.09-20-2012
20120074804PERMANENT MAGNET AND METHOD FOR MANUFACTURING THE SAME, AND MOTOR AND POWER GENERATOR USING THE SAME - In an embodiment, a permanent magnet includes a composition of R (Fe03-29-2012
20100270885MAGNETIC DRIVEN MOTOR FOR GENERATING TORQUE AND PRODUCING ENERGY - The present invention relates generally to a motor that may generate torque and produce energy. The motor comprises a drive shaft configured to rotate about an axis, a first flywheel coupled to the drive shaft, a force transmission device coupled to the drive shaft, and a first shielding device coupled to the drive shaft and positioned between the first flywheel and the force transmission device. A first piston dolly is coupled to the force transmission device, the first piston dolly configured to move laterally along the axis of the drive shaft. A first magnetic device is coupled to the first piston dolly. In addition, a second piston dolly is also coupled to the force transmission device, the second piston dolly configured to move laterally along the axis of the drive shaft. A second magnetic device is coupled to the second piston dolly.10-28-2010
20120091844ALLOY MATERIAL FOR R-T-B TYPE RARE EARTH PERMANENT MAGNET, METHOD FOR PRODUCING R-T-B TYPE RARE EARTH PERMANENT MAGNET, AND MOTOR - An excellent R-T-B type rare earth permanent magnet having a high coercive force (Hcj), in which a decrease in magnetization (Br) is suppressed, is obtained by a method for producing an R-T-B type rare earth permanent magnet using, as a raw material, an R-T-B type rare earth magnet alloy material including an R-T-B type alloy (wherein R is one kind, or two or more kinds selected from Nd, Pr, Dy and Tb, 4% by mass to 10% by mass of Dy or Tb being essentially contained in the R-T-B type alloy, T is metal containing essentially Fe, and B is boron) and a metal powder.04-19-2012
20120326545Method of attaching a magnet to a rotor or a stator of an electrical machine - A method of attaching a magnet to a rotor or a stator of an electrical machine is provided. The method includes arranging a magnet along a surface of the rotor or stator; arranging a pair of retainers, one on each side of the magnet; enclosing the rotor or stator, magnet and retainers in a vacuum bag; and performing vacuum evacuation to consolidate the magnet to the retainers by means of adhesive. A magnet mounting arrangement for a rotor or a stator of an electrical machine and a wind turbine with a generator including a rotor and a stator and such a magnet mounting arrangement are also provided.12-27-2012
20130009503SINTERED MAGNET, MOTOR, AUTOMOBILE, AND METHOD FOR PRODUCING SINTERED MAGNET - The present invention provides a sintered magnet having superior residual magnetic flux density and coercive force. The sintered magnet of the present invention comprises a group of R-T-B based rare earth magnet crystal particles 01-10-2013
20120242180PERMANENT MAGNET AND MOTOR AND GENERATOR USING THE SAME - In an embodiment, a permanent magnet includes a composition of R09-27-2012
20120248912Magnet energized rotor apparatus - A permanent magnet apparatus has coacting intercourse magnetic flux fields that cause rotation of an output shaft assembly. Permanent magnets on the output shaft assembly are located adjacent drive magnets that reciprocate to alter the magnetic flux fields. A power transmission connects the output shaft assembly to the drive magnets to coordinate the rotation of the subject shaft assembly with the reciprocating motion of the drive magnets.10-04-2012
20110266905FLUX-FOCUSED SHAPED PERMANENT MAGNET, MAGNETIC UNIT HAVING THE MAGNETS, DEVICE HAVING THE MAGNETIC UNITS AND METHOD FOR ASYMMETRICALLY FOCUSING FLUX FIELDS OF PERMANENT MAGNETS - A flux-focused, shaped permanent magnet includes a body of magnetic material having multiple surface contouring to form a reduced flux side with convex surfaces and an increased flux side with concave surfaces. The surfaces develop high and low resistance external flux paths creating focused asymmetric flux fields. A magnetic unit having the shaped permanent magnet and a magnetic flux attracter or two shaped permanent magnets interconnected by two segmented permanent magnets and a kinetic device having a stationary stator ring, a rotor disc rotating within the stator ring and a multiplicity of the magnetic units on the stator ring and the rotor disc, are also provided.11-03-2011
20130127279REPULSIVE FORCE CONVERSION DRIVES AND CENTRIFUGAL FORCE CONVERSION - A repulsive force conversion drive system for centrifugal force conversion to drive a load. A operational load to be driven by movement and provide external power due to movement of the operational load. A rotary repulsive force conversion drive connected to the operational load, such that the operational load moves in a first linear direction due to centrifugal force of rotating mass of the rotary repulsive force conversion drive. A linear repulsive force conversion drive connected to the operational load, the linear repulsive force conversion drive connected to the operational load such that the operational load moves is a second linear direction that is opposite the first linear direction on command from the linear repulsive force conversion drive.05-23-2013
20130147297Magnetic Motor Propulsion System - A magnetic propulsion system comprising: a cylinder; a first plurality of magnets inserted through the cylinder, where the magnets protrude into the interior of the cylinder; a series of disks aligned through the interior of the cylinder; and a second plurality of magnets extending from the exterior edge of each disk. The first plurality of magnets may protrude into the cylinder at an angle. A shaft extends through each disk in the interior of the cylinder. Each respective pole of the first plurality of magnets equates to each pole of the second plurality of magnets to create the propulsive motion.06-13-2013
20130147298Apparatus and method for energy conversion - A method and apparatus for energy generation and conservation uses magnets to repetitively provide rotational mechanical energy. An actuator arm and coupled magnet is inserted into a rotating plane defined by other magnets which are positioned to do work based on the electro-magnetic relationships among the magnets. In one aspect, the magnets are actually comprised of a plurality of magnets so as to create a specific magnetic field. In another aspect, an actuator magnet moves in relation to a drive magnet and follows a path as perpendicular as possible to the magnetic field of the drive magnets. Consequently, a minimal energy path is taken through the magnetic field and a relatively small amount of input energy is required to operate the device. Using minimal energy to create potential energy also enhances the apparatus by minimizing the extinction of motion therein due to friction while powering other mechanisms.06-13-2013
20100308676INTERNAL SPLIT FIELD GENERATOR - A generator includes a coil of conductive material. A stationary magnetic field source applies a stationary magnetic field to the coil. An internal magnetic field source is disposed within a cavity of the coil to apply a moving magnetic field to the coil. The stationary magnetic field interacts with the moving magnetic field to generate an electrical energy in the coil.12-09-2010
20100308675EXTERNAL SPLIT FIELD GENERATOR - A generator includes a coil disposed about a core. A first stationary magnetic field source may be disposed on a first end portion of the core and a second stationary magnetic field source may be disposed on a second end portion of core. The first and second stationary magnetic field sources apply a stationary magnetic field to the coil. An external magnetic field source may be disposed outside the coil to apply a moving magnetic field to the coil. Electrical energy is generated in response to an interaction between the coil, the moving magnetic field, and the stationary magnetic field.12-09-2010
20130154424ALLOY MATERIAL FOR R-T-B-BASED RARE EARTH PERMANENT MAGNET, METHOD FOR PRODUCING R-T-B-BASED RARE EARTH PERMANENT MAGNET, AND MOTOR - An alloy material for an R-T-B-based rare earth permanent magnet, including (i) an R-T-B-based alloy composed of R being two or more members selected from rare earth elements, T being a transition metal that essentially contains Fe, B and unavoidable impurities, and in which the Dy content is more than 10% by mass and less than 31% by mass, and (ii) a metal powder. Also disclosed is a method for producing an R-T-B-based rare earth permanent magnet and a motor provided with the R-T-B-based rare earth permanent magnet.06-20-2013
20110309704Energy source machine of permanent magnets and elevated weights rotating - The present invention is an energy source machine comprising in one version of the embodiment of the present invention a vertically rotating base on a spindle held by a frame. The base comprises sliding cross rods, switchable permanent magnets and weight-units. When a rod becomes vertical it slides by the magnetic force of the respective magnet. As the rod slides it elevates its respective weight-units, one above the spindle and one under the spindle. Since the weight-unit above the spindle moves away from the spindle and the weight-unit under the spindle moves toward the spindle, a potential energy is created above the spindle. As the weight-unit above the spindle falls the potential energy is converted to kinetic energy and as the weight-units continue to rotate the kinetic energy becomes rotary energy that can be converted to electricity.12-22-2011
20110309703MOTOR FOR SELECTIVE INTERACTION OF THE MAGNETIC FIELDS OF PERMANENT MAGNETS - The motor includes a central rotor rotating about a main shaft, with several first permanent magnets distributed around its periphery, having the same pole on an outer side; a plurality of satellite rotors arranged around the central rotor, each rotating about a corresponding secondary shaft parallel to the main shaft, with various second permanent magnets distributed around its periphery, having the same pole as the first permanent magnets on an outer side; a mechanical drive system to force the central rotor and satellite rotors to rotate in opposite directions, the first and second permanent magnets being arranged facing each other during rotation; and a plurality of magnetic screens, each being arranged between the central rotor and one of the satellite rotors in an upstream portion of the trajectory of the first and second permanent magnets.12-22-2011
20130207497ENERGY HARVESTING DEVICE - An energy harvester is provided. The energy harvester includes a permanent magnet and a coil. At least one of the permanent magnet and coil rotate completely about an axis such that relative movement between the permanent magnet and the coil is realized to generate an electrical current for use in powering a device.08-15-2013

Patent applications in class Permanent magnet machines

Patent applications in all subclasses Permanent magnet machines