Abstract: An inertial drive actuator includes a displacement unit, a vibration substrate, a first magnetic field generator which generates a magnetic field, a movable body disposed on a flat surface of the vibration substrate, and which includes a first yoke that concentrates a magnetic flux of an N-pole and an S-pole generated by the first magnetic field generator, at a predetermined position, and a second yoke which is disposed on a side of the vibration substrate, opposite to a direction facing the movable body. A movement in a direction perpendicular to a direction in which, the movable body is driven is regulated mechanically by end portions of the second yoke facing end portions of the first yoke at an outer side of the vibration substrate, and a frictional force is controlled by controlling the magnetic field, and the movable body is driven.

Abstract: An inertial drive actuator includes a displacement unit, a vibration substrate, a movable body, a first magnetic field generator which generates a magnetic field so that, a magnetic attractive force or a magnetic repulsive force acts in a direction opposite to the movable body, a first yoke, and which induces a magnetic flux generated by the first magnetic field generator such that, the flux generated by the first magnetic field generator is concentrated on a surface of the movable body, opposite to the vibration substrate, and second yokes and on a side of the vibration substrate, opposite to a direction facing the movable body, and the second yokes and control a frictional force acting between the movable body and the vibration substrate by controlling the magnetic field generated by the first magnetic field generator.

Abstract: A rotor, in particular a permanent magnet rotor, for an electrical machine, with a magnet carrier arranged concentrically with an axis of the rotor, wherein the magnet carrier has protrusions on its outer face, a number of magnets arranged on the outer face of the magnet carrier, which are arranged in the peripheral direction of the magnet carrier side-by-side and spaced apart from one another on the magnet carrier, wherein the magnets in each case are arranged between the protrusions, and plastic, which in each case is arranged between the magnets and at least partially encloses the protrusions.

Abstract: Rotor, in particular permanent magnet rotor, for an electric machine, having a magnet support, a plurality of magnets which are arranged on the magnet support, and a rotor core which is arranged between a shaft and the magnet support, wherein the rotor core comprises plastic.

Abstract: This disclosure discloses a rotating electrical machine including a rotating electrical machine main body portion including a stator and a rotor, and a winding switching unit configured to switch windings of the stator. The winding switching unit includes a housing including a flow passage through which a coolant is circulated formed inside, an electronic component mounted on a mounting surface of the housing, and a contact surface disposed on the housing and brought into contact with a wiring related member involving an internal wiring including a wiring connecting the windings and the electronic component.

Abstract: An electric power tool including: a housing; a brushless motor accommodated in the housing; a fan attached to a rotation shaft of the brushless motor; a switching element configured to control the brushless motor; and a substrate on which the switching element is mounted, wherein a first through-hole is provided to a switching element arranged portion of the substrate.

Abstract: A rotor for an electric motor with improved oscillation settling characteristics has a shaft rotatable about a longitudinal axis, a rotor section, disposed on the shaft for rotation together with the shaft, and, in certain arrangements, a permanent magnet disposed adjacent to the rotor section for rotation together with the shaft. The rotor section defines a recess around the shaft, extending from an end of the rotor section axially toward the opposite end of the rotor section, or the permanent magnet, if it is provided, and at least one mass is secured to the rotor section within the recess by a layer of deformable damping material, such as a dielectric gel. The rotor is particularly appropriate for use in a hybrid stepper motor, a variable reluctance motor, or a permanent magnet brushless motor, and a process of assembling the rotor is also referred to.

Abstract: A motor housing assembly is formed by positioning a stator relative to a motor housing to configure a fillable gap between the stator and the motor housing, and filling the fillable gap is at least partially with a polymeric material to form a thermally conductive layer. The polymeric material may include a metallic filler material. The thermally conductive layer is in contact with an exterior surface of the stator and an interior surface of the motor housing adjacent the exterior surface of the stator, and is configured to cover at least half of the exterior surface. A method to form the thermally conductive layer includes injecting a high flow polymeric material through a port defined by the housing and in fluid communication with the fillable gap.

Abstract: In a rotary electric machine, a cylindrical stator core holding frame is cantilevered on a housing. A cylindrical stator core is fitted together and held inside the stator core holding frame. The stator core holding frame includes: a flange portion that is fixed to the housing; and a frame cylindrical portion that is coupled to the flange portion, and that holds the stator core. A thickness of the flange portion is greater than a thickness of the frame cylindrical portion.

Abstract: This disclosure discloses a rotating electrical machine including a rotating electrical machine main body portion including a stator and a rotor, a winding switching unit including a plurality of electronic components and configured to switch windings of the stator, and a wiring chamber including a first terminal base configured to connect an end portion of the windings to the electronic components electrically. The wiring chamber is arranged between the rotating electrical machine main body portion and the winding switching unit.

Abstract: A radial vent composite heat pipe system for cooling and increasing the power density of an electrical machine is provided. The system comprises a plurality of radial vent composite heat pipe assemblies each comprising a slot portion thermally connected to a vent portion. The slot portions are disposable within respective stator slots of a stator core pack of a stator assembly of the electrical machine. The vent portions are disposable within stator vents of the stator assembly. The slot portions absorb heat from the stator coils of the stator assembly and transfer the absorbed heat to the vent portions. The vent portions reject the transferred heat into a cooling air flowing through the respective stator vent, thereby rapidly transferring heat from the respective stator coil to the cooling air flowing through stator vent, and thereby greatly increasing the power density of the electrical machine.

Abstract: A motor/generator unit is disclosed which is arranged to be fitted in the drive train of a vehicle, such as a hybrid vehicle. The unit comprises an electrical machine (10, 12) and a housing arrangement (14, 16). The housing arrangement comprises an inner housing (14) arranged to accommodate the electrical machine, and an outer housing (16) arranged to fit around the inner housing. This can allow the electrical machine to be provided as a self-contained unit suitable for use in different applications.

Abstract: This disclosure discloses a rotating electrical machine including a cylindrical housing, a stator disposed inside the housing, an annular wiring group disposed on one end side of the stator and including an end portion of windings of the stator routed in a circumferential direction, at least one terminal base to which a plurality of wirings led out of the annular wiring group is connected, and a terminal base fixing member disposed on one end side of the housing and to which the terminal base is fixed. The plurality of wirings includes wirings differing in thicknesses. The terminal base connects the plurality of wirings in such a manner that a first wiring group including at least one thickest first wiring in the plurality of wirings is wired on an outermost peripheral side in a radial direction of the terminal base fixing member.

Abstract: The purpose of the present invention is to provide a low-cost, easy-to-set-up and eco-friendly electric-generating apparatus with power-multiplying gear mechanisms. Its technical methods comprises of: an electric-generating apparatus and a base, with the electric-generating apparatus consisting of a drive gear, a driving motor, a transmission gear, a generator, and a control box. The biggest advantage the present invention has following this application has is that when generating electricity, aside from partial outside-energy, it can use a small part of its self-made energy to generate electricity, making its generating cost following its installment cheap with no other costs required aside from maintenance fees and salary payment for the management crew. The present invention, following its installment, can have a lifespan that would last decades, with little space required and completely unaffected by climate elements.

Abstract: An actuator includes a stepping motor; a multi-stage gear device including a first stage gear attached to a rotation shaft of the motor, wherein a gear of each stage engages with a gear of a next stage; and a base member on which the multi-stage gear device and the stepping motor are mounted, wherein in the multi-stage gear device, a grease composition for resin is applied to a bearing part of the gear, and to an engaging part between the gears, and the grease composition for resin includes: (a) a base oil including a poly-alpha-olefin oil with a kinematic viscosity at 100° C. of 4 to 6 mm2/s; (b) a thickening agent which is lithium soap; (c) a viscosity increasing agent; (d) a solid lubricant; and (e) an anti-wear agent, and wherein the NLGI consistency number of the composition is 00, 0, 1, or 2.

Abstract: This bowl (10) for an induction motor intended to be housed in the hollow body of a substantially longitudinal actuator for winding/unwinding sheets, screens, blinds or roller shutters, comprises an outer skirt (12) and an inner skirt (13), the outer skirt (12) and the inner skirt (13) defining, between them, a space (14) intended to receive a lead-out of a stator of the induction motor. Moreover, the inner skirt (13) is capable of being deformed in such a way as to restrict the space (14) between the inner skirt (13) and the outer skirt (12) in order to allow the insertion into the inner skirt (13) of means of supporting a rotor assembly.

Abstract: A heat sink element for an adjustable speed magnetic drive unit operable by relative rotation of a conductor rotor assembly and a magnet rotor assembly includes a base portion and a plurality of groupings of fins. The base portion includes a mounting face that is sized and dimensioned to be coupled to the conductor rotor assembly, and an opposing convective heat transfer face. The plurality of groupings of fins extend from the convective heat transfer face of the base portion. Adjacent fins in each grouping of fins are separated by a channel that extends along a longitudinal direction of the fins. The plurality of groupings of fins are separated by at least one slot that extends substantially transverse to the longitudinal direction.

Abstract: A dual magnetic phase stator lamination for use in stator permanent magnet electric machines is disclosed. The permanent magnet electrical machine includes a rotor mounted for rotation about a central axis and a stator positioned about the rotor and comprising a plurality of stator laminations, wherein each of the stator laminations is composed of a dual magnetic phase material and includes a first stator lamination portion comprising a magnetic material and a second stator lamination portion comprising a non-magnetic material, the second stator lamination portion comprising an area positioned adjacent to each of a plurality of permanent magnets embedded in the stator lamination. The second stator lamination portion comprises a heat treated portion of the stator lamination, with the heat treating of the second stator lamination portion rendering the dual magnetic phase material of the stator lamination non-magnetic at the locations of the second stator lamination portion.

Abstract: In one aspect, a moisture resistant rotor sleeve is provided. The rotor sleeve includes a plurality of stacked laminations forming a sleeve having an outer periphery, an inner periphery, and spaces between adjacent laminations. The rotor sleeve also includes a sealant applied into the spaces between the adjacent laminations, wherein the sealant seals the spaces to prevent air from traveling through the spaces of the sleeve between the inner periphery and the outer periphery.

Abstract: To obtain a permanent magnet synchronous motor suitable for an electric power steering system, in which the magnet thickness (magnet used amount) can be reduced while securing demagnetization resistance and torque characteristics. In a permanent magnet synchronous motor including a rotor in which plural permanent magnets are arranged at an outer periphery of a rotor core, which is supported so as to rotate freely, and a stator provided at the outside of the stator and having stator windings 5 and a stator core, when a gap length between the outer periphery of the permanent magnet and an internal periphery of the stator core is “L” [mm] and the thickness of the central portion of the permanent magnet in the motor rotation direction is “t” [mm], the gap length “L” and the thickness “t” is set in a range of L?1[mm] as well as t/(t+L)?0.

Abstract: A system includes a generator. The generator is equipped with a plurality of field coils. A first collector ring is configured to be coupled to an excitation source. A first main lead is configured to direct a current through the plurality of field coils. The first main lead has first and second ends. The first end includes a first gooseneck axially coupled to the plurality of field coils. The second end is configured to axially couple to a first radial terminal of the generator.

Abstract: A rotor for an electric machine includes a rotor core defining an axis of rotation, a plurality of windings positioned on the rotor core, and a commutator extending from the rotor core. The commutator includes an elongated contact portion and a riser connected to an end of the elongated contact portion. The riser includes a circumferential wall extending radially outward from the end of the elongated contact portion. The circumferential wall includes a V-shaped top portion with a plurality of notches formed in the V-shaped top portion.

Abstract: A Capacitive Micromachined Ultrasonic Transducer (CMUT) device includes at least one CMUT cell including a first substrate of a single crystal material having a top side including a patterned dielectric layer thereon including a thick and a thin dielectric region, and a through-substrate via (TSV) extending a full thickness of the first substrate. The TSV is formed of the single crystal material, is electrically isolated by isolation regions in the single crystal material, and is positioned under a top side contact area of the first substrate. A membrane layer is bonded to the thick dielectric region and over the thin dielectric region to provide a movable membrane over a micro-electro-mechanical system (MEMS) cavity. A metal layer is over the top side substrate contact area and over the movable membrane including coupling of the top side substrate contact area to the movable membrane.

Abstract: A Capacitive Micromachined Ultrasonic Transducer (CMUT) device includes at least one CMUT cell including a first substrate having a top side including a patterned dielectric layer thereon including a thick and a thin dielectric region. A membrane layer is bonded on the thick dielectric region and over the thin dielectric region to provide a movable membrane over a micro-electro-mechanical system (MEMS) cavity. A through-substrate via (TSV) includes a dielectric liner which extends from a bottom side of the first substrate to a top surface of the membrane layer. A top side metal layer includes a first portion over the TSV, over the movable membrane, and coupling the TSV to the movable membrane. A patterned metal layer is on the bottom side surface of the first substrate including a first patterned layer portion contacting the bottom side of the first substrate lateral to the TSV.

Abstract: A capacitive micromachined ultrasonic transducer (CMUT) is provided that includes a substrate, a bottom conductive layer disposed on a bottom surface of the substrate, a cavity disposed into a top surface of the substrate, a nonconductive layer disposed on the substrate top surface and on the cavity, a CMUT plate disposed on the nonconductive layer and across the cavity, a top conductive layer disposed on a top surface of the CMUT plate, a pressure control via that spans from the cavity to an ambient environment, and an active pressure controller connected to the pressure control via, wherein the active pressure controller is capable of actively varying a pressure differential across the CMUT plate.

Abstract: A piezoelectric rotary drive for a shaft, is disclosed which can include a piezoelectric actuator and a coupling portion for driving the shaft as a stick-slip drive. To transmit greater contact forces between the frame and the shaft, at least one piezoelectric actuator and an adjustable and/or deformable frame with at least one coupling portion can be coupled to the shaft in a force-locked manner so as to accomplish a stick-slip drive, wherein the frame translates a piezoelectric deformation of the actuator mechanically such that the coupling portion rotates about the axis of the shaft over at least a part of the circumference of the shaft.

Abstract: In an electronic component, when L0 is a dimension of an electronic component body in a first direction, L1 is a distance between a first outer electrode and a second outer electrode on a first surface in the first direction, and L2 is a dimension of each of the first and second outer electrodes on the first surface in the first direction, 0%<L1/L0<10% and 30%<L2/L0<50% are satisfied.

Abstract: A piezoelectric device includes an insulating substrate, a piezoelectric vibration device that is mounted on a device mounting pad, a metal lid member that seals the piezoelectric vibration device in an airtight manner, an external pad that is arranged outside the insulating substrate, an oscillation circuit, a temperature compensation circuit, and a temperature sensor. The lid member and the temperature sensor or the lid member and the IC component are connected to each other so as to be heat-transferable, and a heat transfer member having thermal conductivity higher than that of the material of the insulating substrate is additionally included.

Abstract: Textured ceramic compositions having improved piezoelectric characteristics as compared with their random counterparts are provided. Methods of making the compositions and devices using them are also included. More particularly, compositions comprising textured ceramic Na0.5Bi0.5TiO3—BaTiO3(NBT-BT) materials synthesized from high aspect ratio NBT seeds exhibit improved characteristics, including an increased longitudinal piezoelectric constant (d33) and magnetoelectric coupling coefficient over randomly oriented NBT-BT. Additionally provided are compositions comprising of nanostructured Na0.5B0.5TiO3—BaTiO3 ferroelectric whiskers having a high aspect ratio. Nanostructured whiskers can be used to improve the piezoelectric properties of the bulk ceramics. The inventive materials are useful in microelectronic devices, with some finding particular application as multilayer actuators and transducers.

Abstract: In a method for manufacturing electroactive polymer generators, a strip, including one layer of an electroactive polymer and electrodes applied to sections of this layer, is spirally wound in such a way that multiple electrodes are situated congruently on top of each other, in each case two electrodes situated on top of each other being separated from each other by a layer of electroactive polymer.

Abstract: A tuning fork type vibrator element, as a vibrator element, includes a base formed on a plane including a first axis and a second axis orthogonal to the first axis, a connection portion extending in a first axis direction from the base, with a thickness thereof being smaller than that of the base and a vibrating arm extending in the first axis direction from one end portion of the connection portion, with a thickness thereof being the same as that of the connection portion, in which the vibrating arm performs flexural vibration along a vertical direction with respect to the plane, and in which the connection portion is provided such that a relationship between a length L2 in the first axis direction of the connection portion and a length L1 in the first axis direction of the vibrating arm falls within a range of L1/15?L2?L1.

Abstract: An electric machine having a rectifier assembly placed within a rotating shaft of the electric machine to convert the AC output of the electric machine to DC prior to transmission of the electricity from the electric machine.

Abstract: A rectifier assembly and method are provided. The rectifier assembly includes a cover comprising a flange having an annular channel extending around an outer circumference of the flange, an annular bus bar, an insulator ring, and an outer housing for receiving the insulator ring, the annular bus bar and the outer housing. A snap ring is positioned within the annular channel of the outer circumference of the flange, wherein an outer circumference of the snap ring is located within a snap ring retention channel located around an inner diameter of the outer housing to retain the cover, the annular bus bar, and the insulator ring within the outer housing.

Abstract: An inverter-integrated rotating electrical apparatus includes a rotating electrical machine and an inverter case. The rotating electrical machine has a housing. The housing has an end wall, which is located at an axial end of the rotating electrical machine. The inverter case accommodates inverter components fixed to the outer surface of the end wall of the housing. The inverter case includes a metal plate portion that faces the end wall of the housing. The metal plate portion forms a heat sink for cooling the inverter components. The metal plate portion has thereon cooling fins located on the outer surface of the inverter case. The metal plate portion also includes therein an accommodating recess located inside the inverter case. The accommodating recess is recessed toward the end wall of the housing and accommodates a capacitor, which is an inverter component.

Abstract: An integral-type electric power steering device is configured in such a way that a motor component (40), a reduction mechanism (20), and a control device (50) are integrally fixed, and the control device (50) includes at least heating elements (531) having the control-circuit elements, which are operated so as to generate heat, a control board (53) on which the heating elements (531) are mounted, and a mechanism components (500) for fixing the control board (50); and at least a part of the heat, which is generated by the heating elements (531), is conducted to the mechanism components (500) via a thermal-conductive component (57).

Abstract: A housing comprises a first housing component with a plurality of dovetail protrusions, at least one dovetail protrusion of the plurality having a first pin hole through a thickness of the protrusion, and a second housing component with a plurality of matching dovetail cuts, at least one dovetail cut containing a second pin hole. The housing further has a plurality of pins. The first housing component is mated in a linear direction with the second housing component with each dovetail protrusion aligned to each dovetail cut. The first housing component and second housing component are pressed together to align the first pin holes axially with the second pin holes, and the pins are inserted axially through each axially aligned first pinhole and second pin hole.

Abstract: A universal cable bracket that enables one or more cables to be secured to a telecommunications chassis accommodates cables of various sizes and styles. The cable bracket is configured to be mounted in one of multiple orientations relative to the chassis. One or more fasteners can be inserted through apertures in the bracket and a chassis mounting surface to secure the bracket into the desired orientation. Cables or fanout arrangements can be secured to a platform of the bracket via cable ties or other windings.

Abstract: A household appliance (11) designed to assist parents in the whole process of cleaning, improving the hygiene, storing, and organizing not only feeding bottles, but more extensively a much more diverse range of washable products constantly used for babies and toddlers. The present invention presents one or more compartments (1, 3 and 10) and accessories that will support in a much better way all steps that this type of housework involves. Its configuration, components, characteristics and method of use will provide higher support providing the basis for a much safer, faster, and more efficient way to take care of the cleaning, and organization of many different baby and young children items simultaneously.

Abstract: A dishwater includes a basket unit including an upper basket and a lower basket. The upper basket is separated from the lower basket so that cutlery in the upper basket is easily separated from the upper basket.

Abstract: The present invention concerns a piece of furniture (1) having a first piece (4) attached to second and third pieces (2) being perpendicular to the first piece (4) and where two opposing edges (5) of the first piece (4) are attached to one of the second and third pieces (2) each. The edges (5) of the first piece (4) are received in a groove (10) of each of the second and third pieces (2), that the first piece (1) is perpendicular to the second and third pieces (2) and that the second and third pieces (2) are placed parallel to each other. The invention also concerns mounting of a back of a cupboard.

Abstract: An articulation mechanism for a sliding shelf stem of a household appliance and a method for constructing the articulation mechanism are disclosed. The articulation mechanism may operate without the use of an additional piece and may be made only with a stamping on the counter-door itself of the household appliance. The configuration of the articulation mechanism may simplify its fabrication and assembly, and may reduce or eliminate the need for use of accessories and tools for the assembly processes, simplifying construction.

Abstract: A drawer has a front door and a locking-regulating apparatus of the front door. The apparatus has a first locking-regulating device of the door with respect to the drawer according to the “X” horizontal axis and to the “Y” vertical axis.

Abstract: An appliance and a rack assembly for the same are provided. The rack assembly includes a geared rack and a pair of gears. The gears of the pair of gears mesh with each other and the geared rack. The rack assembly also includes a shelf and a support link that couples that shelf to at least one of the pair of gears. The geared rack and pair of gears can assist with selectively adjusting a vertical height of the shelf.

Abstract: A fitting, in particular for a piece of furniture or a domestic appliance, comprises a first storage element, which is mounted such that it can be displaced from a rear storage position into an access position, and a second storage element, which is coupled to the first storage element via at least one connecting element, wherein the second storage element is mounted in a pivotable manner and can be raised, via the first storage element, from a lowered, storage position into an access position. This makes it possible for the stowage space in a domestic appliance to be optimally utilized.

Abstract: A refrigerator capable of varying the positions of a plurality of door guards provided at an opening of a refrigerating door, in which when an outer door configured to open and close the opening is closed in a state that a door guard is withdrawn, the door guard comes into contact with the outer door and thus is automatically inserted.

Abstract: A refrigerator includes a compressor to compress refrigerant, a condenser to liquefy the refrigerant supplied from the compressor, a capillary tube to decompress and expand the refrigerant supplied from the condenser, an evaporator to vaporize the refrigerant supplied from the capillary tube, a shutoff valve installed at an inlet of the capillary tube so as to prevent the refrigerant in the condenser during stoppage of the compressor from being moved to the evaporator, and a control unit to enable the shutoff valve to be blocked together so as to prevent movement of the refrigerant from the condenser to the evaporator during stoppage of the compressor, and to enable the shutoff valve to be opened together so as to move the refrigerant from the condenser to the evaporator during starting of the compressor.

Abstract: A shelf assembly for a refrigerator appliance is provided. The shelf assembly includes a pair of brackets, a fixed shelf mounted to the pair of brackets, and a movable shelf. The shelf assembly also includes features for slidably mounting the movable shelf to said fixed shelf and for limiting movement of the movable shelf along a transverse direction.

Abstract: A shelf support assembly is provided that may be used with an oven appliance having protrusions along the walls of the cabinet for suspending the shelf support assembly therebetween. The shelf support assembly can include on each side a metal sheet configured to support a shelf that can be selectively extended from within the oven cavity. The shelf support assembly can be provided with one or more coatings for protection and self-cleaning An appliance incorporating such a shelf support assembly is also provided.

Abstract: In one embodiment, a lamp comprises an optically transmissive enclosure. An LED array is disposed in the optically transmissive enclosure operable to emit light when energized through an electrical connection. A gas is contained in the enclosure to provide thermal coupling to the LED array. The gas may include oxygen.

Abstract: Provided are a light source device and a semiconductor manufacturing apparatus including the same. The light source device includes a light-emitting lamp. The light source device includes a laser generator configured to generate and direct a laser beam to the light-emitting lamp. The light source device includes a recycling optical element configured to redirect the laser beam to the light-emitting lamp. The recycling optical element includes a first recycling optical modulator configured to change the phase of the laser beam.