Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Application No. | Application Title | Issue Date |
| 20120126651 | ELECTRIC MOTOR It comprises stator including stator core having yoke and a plurality of teeth protruded from yoke, which is formed with slots between adjacent teeth, and rotor having rotor core and permanent magnet formed with a plurality of magnetic poles, which confronts tip ends of... | 05/24/2012 |
| 20120081048 | MOTOR ABLE TO WORK SYNCHRONOUSLY AND AS INDUCTION MOTOR The present invention relates to a motor that acts both as a synchronous motor and as an induction motor, and that comprises a stator (100) having coil windings, a rotor (200), where said rotor is a rotor with magnets (300, 310, 320, 330) generating... | 04/05/2012 |
| 20120049683 | METHOD FOR ASSEMBLING A ROTOR WITH PERMANENT MAGNETS, HOLDER APPLIED THEREBY, AND ROTOR OBTAINED BY SUCH A METHOD Method for assembling a rotor with permanent magnets, including the steps of introducing the magnets in 10 recesses of a non-ferromagnetic holder; combining the holder and the permanent magnets with a non-ferromagnetic support plate; attaching the permanent magnets to t... | 03/01/2012 |
| 20120043155 | SYNCHRONOUS MACHINE The invention relates to an electric machine (1) comprising: —a rotor (4) having 14 rotor poles (8) which is arranged rotatably about a central axis and—a stator (2) having 12 stator teeth (3) which project in a radial direction re... | 02/23/2012 |
| 20120038168 | POWER GENERATOR AND WIND POWER GENERATION SYSTEM This power generator is so formed that a number q of slots per pole per phase obtained by dividing the number of slots by the number of poles of permanent magnets and the number of phases of voltages is a fraction satisfying 1<q≦ 3/2.... | 02/16/2012 |
| 20120019182 | MAGNETIC-DRIVE-PULSATION MOTOR To develop a motor which can directly drive a brushless motor using a conventional circuit for an inverter without smoothing circuit and a circuit for a matrix converter that are for a brushed motor that operates on single-phase 100 V. Magnetic cores are attached to a m... | 01/26/2012 |
| 20110320074 | KINETIC ENERGY RECOVERY AND ELECTRIC DRIVE FOR VEHICLES A kinetic energy recovery and electric drive system for automotive vehicles comprises an electric pancake motor-generator (11, 211) having its stator housing (14, 214) coupled, combined or integrated with the gearbox housing (18, 218) of a gearbox (... | 12/29/2011 |
| 20110309705 | MOTOR ROTOR AND A MOTOR HAVING THE SAME A motor rotor includes an annular body and a plurality of magnetic bodies installed on an inner lateral surface of the annular body in an irregular manner, to prevent a rotating motor from generating a cogging effect, disperse the frequency of the cogging torque, and re... | 12/22/2011 |
| 20110291513 | Annular Power Converter Having A Motive Effect The invention relates to an energy conversion apparatus between mechanical and electrical energy. In order to create a new geometry for the important system components of electric motors and electric generators, it is proposed to stationary arrange permanent magnets ( 12/01/2011 | |
| 20110285338 | TORQUE AMPLIFIER APPARATUS A torque amplifying apparatus mounted to a non-driven component of a vehicle comprises a plurality of permanent armature magnets and a plurality of electromagnets, the permanent armature magnets arranged to interact with the plurality of electromagnets. The interaction ... | 11/24/2011 |
| 20110285236 | Rotating machines using trapped field magnets and related methods Rotors with trapped-field magnet (TFM) bulks, machines with TFM rotors, and methods of activating and/or using machines with TFM rotors.... | 11/24/2011 |
| 20110285235 | Electro Magnetic Pulse Motor/Generator An apparatus and method of providing output power from electrical pulse current in a highly efficient configuration. The input pulse current passes through a series of configured and wound input coils specifically positioned in an alternating manner in respect to wound ... | 11/24/2011 |
| 20110273047 | ROTOR LAMINATION ASSEMBLY An electric machine includes a stator, and a rotor lamination assembly configured to rotate relative to the stator. The rotor assembly includes at least one lamination member that includes a body having an inner diametric edge that extends to an outer diametric edge, an... | 11/10/2011 |
| 20110266908 | ROTATING ELECTRIC MACHINE, ESPECIALLY SYNCHRONOUS PERMANENT MAGNET MACHINE A rotating electric machine, especially synchronous permanent magnet machine, is provided. The machine includes a rotor with a given number of magnets distributed along the circumference and a given number of rotor pole pairs, and further comprising a stator with a give... | 11/03/2011 |
| 20110260457 | Downhole Axial Flux Generator What is claimed is a downhole tool string component comprising a generator. The generator may comprise a toroidal stator comprising an interior channel formed between inward extending stator poles. A coil of wire is disposed within the interior channel, and a plurality ... | 10/27/2011 |
| 20110253455 | PERMANENT MAGNET DIRECT DRIVE TOP DRIVE A drive system (40) for a drilling has a housing (42) with an interior chamber (60), a stator (62) positioned within the interior chamber (60), a rotor (64) positioned in interior of the stator (62) and within in the inte... | 10/20/2011 |
| 20110241466 | PERMANENT MAGNET SYNCHRONOUS MACHINE, AND PRESSING OR EXTRUSION MACHINE INCLUDING PERMANENT MAGNET SYNCHRONOUS MACHINE To provide a permanent magnet synchronous machine capable of expanding a high-speed operation range without reducing torque, and a pressing machine or an extrusion machine using the permanent magnet synchronous machine. In order to achieve the object described above, th... | 10/06/2011 |
| 20110227440 | ELECTRIC MOTOR WITH NO COUNTER ELECTROMOTIVE FORCE An electromagnetic motor system with no counter/back electromotive force due to the ability of the system to change from one magnetic state to another magnetic state in a defined sequence. In the first state a kinetic energy component is added to the system's rotor wher... | 09/22/2011 |
| 20110227424 | RARE-EARTH SINTERED MAGNET, ROTATOR, AND RECIPROCATING MOTOR The present invention relates to a rare-earth sintered magnet 100 containing an R-T-B-based alloy and a nitride of a transition element, while the nitride is distributed preferentially to a surface part. (R, T, and B indicate a rare-earth element, at least one of... | 09/22/2011 |
| 20110204738 | Method For Estimating The Magnetization Level Of One Or More Permanent Magnets Established In One Or More Permanent Magnet Rotors Of A Wind Turbine Generator And Wind Turbine A method for estimating the magnetization level of one or more permanent magnets established in one or more permanent magnet rotors of a wind turbine generator includes the steps of: establishing one or more magnetization sensors at the stator of the generator, connecti... | 08/25/2011 |
| 20110187218 | METHOD AND APPARATUS FOR ACTIVATING AN ELECTRIC MACHINE, AND ELECTRIC MACHINE A method of activating an electric machine having a stator, and a rotor which rotates about an axis with respect to the stator; the stator having a plurality of stator segments arranged about the axis; the rotor having modules made of magnetizable material and arranged ... | 08/04/2011 |
| 20110175478 | PERMANENT MAGNET ELECTRIC MOTOR An increase of the magnetization current can be restrained during demagnetization and magnetization, and a variable speed operation can be achieved at a high power output over a wide range of from a low speed to a high speed. A rotor 1 is configured by a rotor co... | 07/21/2011 |
| 20110175479 | PERMANENT MAGNET ROTOR A permanent magnet rotor for a brushless electric motor of the kind with an internal stator, has a carrier structure of molded plastic that includes a disc portion fixed to a shaft. The disc portion has a periphery joined to a substantially cylindrical cage portion coax... | 07/21/2011 |
| 20110175497 | MOTOR AND ELECTRONIC APPARATUS USING THE SAME The motor comprises a stator, a rotor, and magnets. The stator has a plurality of magnetic poles circumferentially arranged at first spaced intervals. The rotor is rotatably arranged in a position opposing to the stator. The magnets are arranged at second spaced interva... | 07/21/2011 |
| 20110169363 | Variable Speed Electric Motor/Generator The present invention is an electric energy converter for converting between mechanical and electric energy. The energy converter is operable at a high efficiency over a very wide rpm band. The energy converter includes a first peripheral magnetic field element (magnet)... | 07/14/2011 |
| 20110169364 | ROTOR FOR USE IN IPM ROTATING ELECTRIC MACHINE, AND IPM ROTATING ELECTRIC MACHINE PROVIDED WITH THE ROTOR A rotor includes a rotor core; and first permanent magnets and second permanent magnets arranged in the rotor core so that, on a cross-sectional plane of the rotor core perpendicular to the rotation axis thereof, the first and second magnets corresponding to each other ... | 07/14/2011 |
| 20110163641 | PERMANENT-MAGNET SYNCHRONOUS MOTOR The present invention can achieve a highly efficient permanent-magnet synchronous motor that can obtain output in a high-speed area without prolonging the axis of the permanent-magnet synchronous motor. The present invention provides a high... | 07/07/2011 |
| 20110148239 | BRUSHLESS MOTOR A brushless motor includes: a stator assembly including a stator core which includes a plurality of pole teeth each having a winding therearound; and a rotor assembly including a magnet which has a ring shape, is rotatably disposed so as to oppose the pole teeth of the ... | 06/23/2011 |
| 20110133589 | LOW PROFILE PERMANENT MAGNET SYNCHRONOUS MOTOR WITH SEGMENT STRUCTURE A low profile permanent magnet synchronous motor with segment structure. In accordance with this invention, a stator assembly for an electromagnetic motor is provided. The stator assembly has a first stator core and a second stator core that couple windings. Teeth exten... | 06/09/2011 |
| 20110121669 | MOTOR WITH ECCENTRIC ROTOR The invention relates to a rotary electric machine with an eccentric rotor that comprises a stator and an eccentric rotor, the stator including a plurality of magnetic poles circumferentially distributed in order to define a closed cylindrical space, the rotor having a ... | 05/26/2011 |
| 20110083467 | AIR CONDITIONER, AIR CONDITIONER MANUFACTURING METHOD, AND COMPRESSOR At a time of a heating high-load operation, a harmonic current is flown in an armature winding to induction-heat rare-earth magnets, thus reducing a residual magnetic flux density. Thereby, the number of rotations of a radial gap type motor is improved. The rare-earth m... | 04/14/2011 |
| 20110079684 | Centrifugal Engine and Vehicle Featuring Same A centrifugal engine features a round enclosure centered on an axis and having an outer wall closing the interior around the axis between a base and a cover. An inner surface of the outer wall slopes outwardly away from the axis where the outer wall extends away from th... | 04/07/2011 |
| 20110050020 | ELECTRONIC MACHINES WITH COMPOSITE POLES An electric motor or generator consists of a stator carrying pole pieces and their coacting coils, the stator being surrounded on one side by the field creating permanent magnets adjacent one face of the poles and on the other by a flux return path element positioned ad... | 03/03/2011 |
| 20110037355 | DRIVE UNIT FOR A VEHICLE SEAT A drive unit (10) for an adjuster in a vehicle, in particular for a vehicle seat, has at least one motor (12) which has a stator (16) with at least one coil (24). At least one rotor (18) which interacts with the stator (16) in a... | 02/17/2011 |
| 20110025158 | ROTATING ELECTRICAL MACHINE In a rotating electrical machine, when a stator winding is wound in concentrated winding, an improvement in performance is achieved by reducing a magnetomotive force harmonic without reducing a fundamental wave magnetic flux generated by a stator. A rotating electrical ... | 02/03/2011 |
| 20110012461 | Permanent Magnet Synchronization Motor A rotor (20) has a four-pole permanent magnet (31A) embedded in a rotor layered core. A gap (31G) is also arranged together with the permanent magnet between an inner circumferential layered core and an outer circumferential layered core. A permanen... | 01/20/2011 |
| 20110002796 | DC Motor with Cup-Shaped Stator and DC Fan Formed From The DC Motor A DC motor includes a rotor, a cup-shaped stator, and a drive control unit. The cup-shaped stator includes a cylindrical winding portion surrounding the rotor. The cylindrical winding portion includes an inner periphery formed by at least one conductive wire and facing ... | 01/06/2011 |
| 20100329905 | PERMANENT MAGNET DIRECT DRIVE MUD PUMP A permanent magnet direct drive mud pump has a permanent magnet motor, a shaft connected to the permanent magnet motor, and a pump head connected to the end of the shaft opposite the permanent magnet motor. The permanent magnet motor has a housing, a stator positioned w... | 12/30/2010 |
| 20100314962 | Three-Phase Brushless DC Motor An object of the present invention is to provide a three-phase brushless DC motor providing a high torque and performs stable operations which can be used even when an installation space is restricted. To achieve the object, the present invention adopts an inner rotor-t... | 12/16/2010 |
| 20100301695 | Rotor and Motor A motor includes a rotor and a stator. The rotor includes a plurality of magnets, which function as first magnetic poles, and salient poles, which function as second magnetic poles. A ratio X1:X2 of a quantity X1 of magnetic pole portions of the rot... | 12/02/2010 |
