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8860271 Rotating electric machine  
A rotating electric machine includes a stator and a rotor. The rotor includes an iron core and permanent magnets. The iron core includes a cylindrical connection portion and ten magnetic pole...
8860263 Linear vibration motor  
Disclosed herein is a linear vibration motor including: a stator part including a coil, a printed circuit board coupled to the coil, a bracket having the printed circuit board fixedly coupled...
8857041 Method for fabricating an electromechanical transducer  
An electromechanical transducer includes a first electromagnetic element and a second electromagnetic element, such as electrodes, disposed opposite to each other with a sealed cavity therebetween....
8860287 Wind power generation systems including segmented stators  
The present disclosure relates to wind power generation systems having a segmented stator with a structural element and a plurality of coils. The wind power generation systems also include a rotor...
8860281 Multiple-gap electric rotating machine  
The multiple-gap electric rotating machine includes a rotor cantilever-supported at a first axial end thereof by a rotor arm coupled to a rotating shaft. The rotor includes a laminated core of core...
8858822 Ceramic material  
A ceramic material includes first and second ceramic materials. The first ceramic material has a perovskite structure and defines a host lattice. The first ceramic material contains lead, zirconium...
8860262 Linear vibration motor having elastic member including bending part  
Disclosed herein is a linear vibration motor including: a stator part including a magnet; a vibrator part including a coil disposed to face the magnet; and an elastic member connecting the stator...
8860278 Stator assembly for belt alternator starter motor generator for hybrid vehicles  
A stator assembly comprises a stator defining S slots. First and second windings are arranged in each of the S slots. The two windings have a width in a radial direction and a thickness in a...
8860272 Synchronous generator, especially for wind turbines  
A synchronous generator is provided. The generator includes a rotor, which rotates around a machine axis and is concentrically surrounded by a stator with a stator winding. A plurality of permanent...
8860283 Electrostatic actuator of a mobile structure with improved relaxation of trapped charges  
The device comprises a first actuating bump made from electrically conducting material with a first contact surface. A second actuating bump made from electrically conducting material is facing the...
8860284 Piezoelectric multiplexer  
A piezoelectric multiplexer includes an actuator and multiple bimorph beams. The actuator includes an actuator conducting head and an actuator stem, and each bimorph beam includes a conducting beam...
8860285 Electronic component and method for producing electronic component  
An electronic component includes: a base material having a first conductive section; an oscillation piece having a second conductive section; a first member which is covered with a third conductive...
8858471 Methods and systems for ultrasound treatment  
A method and system for ultrasound treatment are provided. Acoustic energy, including ultrasound, can serve as input energy to a mask with apertures, such apertures acting as secondary acoustic...
8860273 External field interaction motor  
Apparatus and associated methods involve thrust generation by interaction of an armature field with a stator field in an arrangement with substantially reduced flux coupling from the armature to...
8861129 Spindle motor having enhanced bearing rigidity and increased storage space for lubricating fluid and hard disk drive including the same  
There is provided a spindle motor including: a shaft including a body portion and an extending portion extending from an upper portion of the body portion in an outer radial direction; a sleeve...
8860553 Self-powered, piezo-surface acoustic wave apparatus and method  
An autonomous, self-powered device includes a radioisotope-powered current impulse generator including a spring assembly comprising a cantilever, and a piezoelectric-surface acoustic wave (P-SAW)...
8860280 Rotor for electric rotating machine and method of manufacturing the same  
A rotor includes a rotor core comprised of steel sheets that are laminated in the axial direction of the rotor core and a rotating component configured to rotate together with the rotor core. Each...
8860261 Actuator  
An actuator according to an embodiment includes support mechanisms that are disposed in plural places of an output shaft in a longitudinal direction and support the output shaft in a linear...
8860516 Piezoelectric oscillator and transmitter  
A piezoelectric oscillator includes: a piezoelectric resonator element having a piezoelectric substrate and an excitation electrode formed on a surface of the piezoelectric substrate; a...
8860274 Motor provided with two stators arranged radially inside and outside rotor  
In a double-stator motor has a rotary shaft, an annular rotor is coupled with a rotary shaft. First and second three-phase stators are arranged inside and outside to the rotor in the radial...
8860276 Electromagnetic steel sheet formed body, rotor core, rotor, rotating electrical machine, and vehicle  
An electromagnetic steel sheet formed body to be used in a rotor core in which a forward rotational direction and a reverse rotational direction are assigned to a clockwise direction along a...
8860336 System and method for dynamic self-sensing of dielectric elastomer actuators  
A system and method is provided for determining the capacitance between electrodes of an artificial muscle or dielectric elastomer actuator (DEA). The method comprises measuring the voltage...
8860267 Connector flange for an electric machine with stator windings  
An electric machine includes a stator magnetic circuit and a rotor. The magnetic circuit includes electrical conductors, which form windings of the machine. Coils formed by the windings are...
8861062 MEMS device and methods for manufacturing and using same  
A Micro Electro Mechanical Systems (MEMS) device comprising: a rotor, comprising a first plurality of rotor teeth and a second plurality of rotor teeth, formed in at least two layers of...
8860265 Electrical motor apparatus having improved cooling system  
An electric motor apparatus having an improved cooling system comprising a first compartment housing an electric motor mounted on a rotating shaft, a second compartment housing an electric circuit...
8860286 Piezoelectric thin film element, and piezoelectric thin film device  
Disclosed are a piezoelectric thin film element and a piezoelectric thin film device which have improved piezoelectric properties and high performance and can be produced in improved yields. The...
8860282 Two-or three-phase polyphase motor with R pairs of poles and a stator with S trapeziodal shaped poles  
The invention concerns a polyphase motor comprising M phases, M being equal to 2 or 3, the motor consisting of a stator part (1) excited by electric coils and by a magnetized rotor (2). The...
8860268 Rotational vibration exciter  
Provided is an rotational vibration exciter, and more particularly to an rotational vibration exciter which can accurately generate angular vibration of a printed circuit board including a moving...
8860275 Multi-layer arc-shaped permanent magnet machine with reduced rotational stress  
An interior permanent magnet machine includes a rotor configured to magnetically interact with a stator. First and second dividers are integrally formed within the rotor and configured to create a...
8857578 Magnetic brake  
A magnetic brake has an outer stator surrounding an inner stator with a circumferential slot between the outer stator and the inner stator. A coil is provided in the inner stator adjacent to the...
8857044 System for manufacturing a field emission structure  
An system for manufacturing a field emission structure is provided that involves a magnet supplying device and a magnet placement device for placing each of a plurality of magnets at a...
8858447 Ultrasonic transducer and method of manufacturing the same  
An ultrasonic transducer and a method of manufacturing the same. The ultrasonic transducer includes a substrate, a supporting unit that is disposed on the substrate and comprises a through-hole, a...
8861776 Electromechanical conversion system with moving magnets; acoustic diffuser comprising said system and a moving member that generates sound waves  
The invention relates to an electromechanical conversion system comprising: a fixed supporting structure, a movable element with respect to the fixed structure; at least one excitation coil; and at...
8860264 Linear vibrator  
There is provided a linear vibrator, including a fixed part having an inner space of a predetermined size formed therein; at least one magnet disposed in the inner space and generating magnetic...
8860260 High-scan rate positioner for scanned probe microscopy  
A system contains a first actuator half containing a first pair of actuator coils and a second pair of actuator coils located above the first pair of actuator coils, wherein the first pair of...
8860269 Watertight apparatus for an underwater motor  
The present invention relates to a watertight apparatus for an underwater motor, comprising a double oil jacket for preventing high-pressure water from entering the underwater motor along a rotary...
8860279 Generator core  
A generator core that increases the amount of power generated by a generator is provided. A plurality of magnetic steel sheets including non-divided magnetic steel sheets and divided magnetic steel...
8860277 Stator coil segment for an electro mechanical transducer, in particular a generator and electro mechanical transducer, in particular electric generator  
A stator coil segment for an electro mechanical transducer, in particular a generator for generating electric energy from mechanical energy, includes a first coil which is arranged at a first...
8860266 Alternator having a heat sink and method  
An alternator includes a housing having an inner surface and an outer surface, a stationary field coil component fixedly mounted to the inner surface of the housing through one or more mechanical...
8860270 Transverse flux machine and vehicle  
A transverse flux machine includes: a winding wound in a rotational direction; a stationary component in which first ferromagnets and second ferromagnets surrounding a part of the winding are...
8853899 Mounting device for disk in spindle motor  
A spindle motor including a base, a bearing housing supported on the base, a bearing provided within the bearing housing, a rotating shaft rotatably supported by the bearing, a stator including a...
8853912 Coil fixing device for fixing coil to electric motor, and electric motor having the coil fixing device  
A coil fixing device capable of accurately positioning and fixing a coil to a slot of a stator core of an electric motor, and an electric motor having the fixing device, while not using adhesive...
8853913 Mounting structure for slot paper in a motor stator  
A mounting structure for slot paper in a motor stator. The slot paper is embedded in stator slots and includes a paper bottom, a paper side, and a paper front. A lug boss is protruded between two...
8853902 Displacement drive, in particular window lifter drive  
The present invention relates to a displacement drive (1) comprising an electric motor (2), an output shaft (3), a printed circuit board (4) and a connection interface (5), the electric motor (2)...
8853914 Segmented stator core with trapezoidal junctions  
A stator core capable of improving stator core segments in assemblability, positioning accuracy and rigidity is provided. A stator core includes a plurality of stator core segments, and a yoke part...
8854156 Thin-film piezoelectric resonator and thin-film piezoelectric filter using the same  
A thin-film piezoelectric resonator including a substrate (6); a piezoelectric layer (2), a piezoelectric resonator stack (12) with a top electrode (10) and bottom electrode (8), and a cavity (4)....
8853901 Motor rotor system having a magnetic ring bracket  
A motor rotor system including: an axis of rotation, a rotor iron core mounted on the axis of rotation, a permanent magnet, a magnetic ring bracket, and a magnetic ring. The permanent magnet, the...
8854923 Variable resonance acoustic transducer  
A transducer assembly is provided for projecting acoustic signals into a medium. The assembly includes a support member having first and second layers of piezoelectric material mechanically linked...
8850989 Magnetic levitation assembly  
A method and system for transportation using a magnetic bearing structure is disclosed. In one aspect, there is an apparatus for carrying a load along a magnetizable structure. In one embodiment,...
8853898 Electrical rotating machine with improved heat sink cooling  
An object of the present invention is to provide an electrical rotating machine that prevents heat generated from a stator winding from being transmitted to an inverter circuit. A rotor having a...