http://www.freshpatents.com/Electrical-generator-or-motor-structure-dtnewntc310.php USPTO Class 310 - Electrical generator or motor structure en-us Mon, 20 May 2013 13:36:29 -0700 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/-dt20130516ptan20130119785.php Mon, 20 May 2013 13:36:29 -0700 A VCM is disclosed, the VCM including a rotor including a bobbin arranged at an upper surface of a base formed with an opening, and a driving coil wound on the bobbin, a stator including a driving magnet opposite to the driving coil, and a yoke secured by the driving... http://www.freshpatents.com/-dt20130516ptan20130119786.php Mon, 20 May 2013 13:36:29 -0700 A head of an output shaft of a linear actuator is modified so as to absorb vibrations that may be transmitted between the output shaft and a moving object. A linear actuator has an output shaft with a leading end to which a head is fixed. The head has an... http://www.freshpatents.com/-dt20130516ptan20130119787.php Mon, 20 May 2013 13:36:29 -0700 The present invention provides a linear vibration device in which a PCB is coupled to a bracket having an extension piece protruding at a peripheral portion thereof to transfer an external electrical signal to a coil and a yoke of a stator is installed on an upper surface of the... http://www.freshpatents.com/-dt20130516ptan20130119788.php Mon, 20 May 2013 13:36:29 -0700 There is provided a movable iron core linear actuator, which includes a magnetic circuit which causes a moving element to reciprocate. The magnetic circuit includes an iron core constituting the moving element, a stator core including a facing portion which faces the iron core, a pair of permanent magnets disposed... http://www.freshpatents.com/-dt20130516ptan20130119789.php Mon, 20 May 2013 13:36:29 -0700 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 sheets made of soft magnetic material and an end-surface core disposed on a surface of the laminated core... http://www.freshpatents.com/-dt20130516ptan20130119790.php Mon, 20 May 2013 13:36:29 -0700 An electric motor has a wound stator and a permanent magnet rotor. The rotor has a plurality of rotor core portions and a plurality of permanent magnets, the rotor core portions and the permanent magnets being arranged alternately in a circumferential direction of the rotor. The permanent magnets are made... http://www.freshpatents.com/-dt20130516ptan20130119791.php Mon, 20 May 2013 13:36:29 -0700 An electric power tool includes a main body provided with a drive unit and a power supply pack detachably attached to the main body and provided with a power supply unit serving as a power source for the drive unit. A first power supply pack in which a secondary battery... http://www.freshpatents.com/-dt20130516ptan20130119792.php Mon, 20 May 2013 13:36:29 -0700 An electrical power tool may include a switching device capable of controlling output power of a motor, a circuit board supporting the switching device, and a metal case receiving the circuit board. The switching device includes a conductive part and an insulated portion that is covered by an insulating covering... http://www.freshpatents.com/-dt20130516ptan20130119793.php Mon, 20 May 2013 13:36:29 -0700 An electric drive unit includes an electric motor, which has a stator and a rotor, a gearbox, an electric circuit and a housing. The housing forms a motor compartment in which the electric motor is arranged and a gearbox chamber in which at least a part of the gearbox is... http://www.freshpatents.com/-dt20130516ptan20130119794.php Mon, 20 May 2013 13:36:29 -0700 A rotating electrical machine includes a cylindrical stator and a frame including a first portion and a second portion, the first portion being formed by reducing the diameter of the frame at a part of an outer peripheral surface such that the thickness of the frame at the part is... http://www.freshpatents.com/-dt20130516ptan20130119795.php Mon, 20 May 2013 13:36:29 -0700 The totally-enclosed fan-cooled motor includes the stator; the rotor; the drive side bracket; the counter drive side bracket; a pair of the bearings; the external fan that sends cooling air to the stator; the internal fan; the heat radiator that is arranged on an outer side of the drive side... http://www.freshpatents.com/-dt20130516ptan20130119829.php Mon, 20 May 2013 13:36:29 -0700 An electrical motor includes a shaft and a rotor mounted upon the shaft. The shaft includes an inlet for cooling air, and an internal passageway for conducting cooling airflow through the inlet caused by rotation of the shaft. The passageway includes a first portion extending axially through the shaft along... http://www.freshpatents.com/-dt20130516ptan20130119830.php Mon, 20 May 2013 13:36:29 -0700 A fluid-cooled electric machine includes a fluid circuit and an integrated pump element which executes a pumping action to conduct fluid through the fluid circuit as a result of a rotational movement of the electric machine. The electric machine includes a stator and a rotor arranged to demarcate with the... http://www.freshpatents.com/-dt20130516ptan20130119796.php Mon, 20 May 2013 13:36:29 -0700 To include a stator, a rotor that is arranged within the stator, a frame that encloses the stator and the rotor, a pair of bearings that respectively support a driving side and a driven side of a rotary shaft, and a fan that is mounted on the rotary shaft. A... http://www.freshpatents.com/-dt20130516ptan20130119797.php Mon, 20 May 2013 13:36:29 -0700 Disclosed herein is a spindle motor in which a space part is formed between a shaft and a rotor case and a hooker part and a fixing part coupled to each other are formed at a bearing holder and a rotor case, respectively, thereby making it possible to easily prevent... http://www.freshpatents.com/-dt20130516ptan20130119833.php Mon, 20 May 2013 13:36:29 -0700 A motor mounted on a vehicle includes a housing; a shaft rotatably supported by the housing via a bearing; a rotor fixed to the shaft; a stator; and a detector that detects a rotational speed of the rotor. The stator includes: a stator core disposed at an outer circumferential side... http://www.freshpatents.com/-dt20130516ptan20130119832.php Mon, 20 May 2013 13:36:29 -0700 A rotating electrical machine includes: a frame including a first housing portion for housing an electronic component and a second housing portion formed integrally with the first housing portion for housing a rotator and a stator; and a bracket including a first communicating hole communicating with the first housing portion... http://www.freshpatents.com/-dt20130516ptan20130119831.php Mon, 20 May 2013 13:36:29 -0700 Starter for vehicle-use engine which can detect a rotational speed signal in a stable manner even when a clutch cover is mounted on an outer periphery of a clutch outer of a one-way clutch. The starter D for a vehicle-use engine which transmits a rotational drive force of a stator... http://www.freshpatents.com/-dt20130516ptan20130119834.php Mon, 20 May 2013 13:36:29 -0700 A control circuit board (25) configuring an inverter (21) serves as a thermally-conductive substrate. One surface of the control circuit board (25) is installed in a heat transferable manner on a heat-dissipating planar part (31) disposed on a housing (2), while heat-producing electrical components (39) are disposed in a heat... http://www.freshpatents.com/-dt20130516ptan20130119835.php Mon, 20 May 2013 13:36:29 -0700 A motor comprising a stator having a plurality of magnetic poles disposed in a circumferential direction along an outer periphery thereof, a rotor disposed rotatably around the outer periphery of the stator, and a magnet disposed in a circumferential direction along an inner periphery of the rotor. The stator is... http://www.freshpatents.com/-dt20130516ptan20130119799.php Mon, 20 May 2013 13:36:29 -0700 A fuel pump may be configured to suck fuel into a case and discharge the fuel outside the case. The fuel pump may comprise a rotor, a bearing and a reference terminal. The rotor may be configured to be disposed within the case and include a shaft The bearing may... http://www.freshpatents.com/-dt20130516ptan20130119798.php Mon, 20 May 2013 13:36:29 -0700 An electric motor that includes a contact arc inducing apparatus is described. The electric motor includes an input terminal configured for coupling with a relay that includes contacts that are electrically coupled when closed and separated by an air gap when open. The input terminal configured to receive power from... http://www.freshpatents.com/-dt20130516ptan20130119800.php Mon, 20 May 2013 13:36:29 -0700 A dynamo-electric machine, for example a marine propulsion unit, includes a stator and a rotor in the form of an impeller. The impeller is rim-driven and includes an annular core of ferromagnetic material, on which are provided layers in the form of an environmental enclosure and electrically conductive sleeves. Appropriate... http://www.freshpatents.com/-dt20130516ptan20130119802.php Mon, 20 May 2013 13:36:29 -0700 In one embodiment, an apparatus includes a first member that supports a magnetic flux carrying member and a second member that supports a magnetic flux generating member disposed for movement relative to the first member. An air gap control system is coupled to at least one of the first member... http://www.freshpatents.com/-dt20130516ptan20130119801.php Mon, 20 May 2013 13:36:29 -0700 There is provided a bearing assembly including: a sleeve supporting a rotation of a shaft via dynamic fluid pressure generated in oil interposed therebetween; a boss rotating together with the shaft; and a sealing part including an oil sealing part disposed above the sleeve to seal the oil between the... http://www.freshpatents.com/-dt20130516ptan20130119803.php Mon, 20 May 2013 13:36:29 -0700 A generator motor includes a flange, stationary-side members, rotor-side members, and latching members. The flange is removably mounted on a first end side in an axial direction. The stationary-side members are fixed on a second end side that is on an opposite side from the first end side in the... http://www.freshpatents.com/-dt20130516ptan20130119804.php Mon, 20 May 2013 13:36:29 -0700 A magnetic coupling comprising: an outer support having an interior cavity defined by an cavity periphery and being rotatable around an axis of rotation, the outer support having a plurality of outer magnets arranged at or adjacent the cavity periphery; an inner support at least a portion of which is... http://www.freshpatents.com/-dt20130516ptan20130119805.php Mon, 20 May 2013 13:36:29 -0700 A motor having improved heat resistance is provided. The motor includes a rotor comprising a rotor core, two or more slots arranged in a circumferential direction of the rotor in the rotor core, two magnets in a plate shape having a thickness in a radial direction of the rotor, and... http://www.freshpatents.com/-dt20130516ptan20130119806.php Mon, 20 May 2013 13:36:29 -0700 An electric motor includes a stator that has a stator winding wound on a stator iron core; a rotor having a rotating body with a rotating shaft in the center; a bearing for journaling the rotating shaft; and two conductive brackets for fixing the bearing. The rotating body holds a... http://www.freshpatents.com/-dt20130516ptan20130119807.php Mon, 20 May 2013 13:36:29 -0700 A rotating electric machine rotor is equipped with a rotor core and a pair of permanent magnets disposed in a V-shape that opens toward an outer periphery of the rotor core. The pair of permanent magnets is separated in an inner periphery direction of the rotor core, and the rotor... http://www.freshpatents.com/-dt20130516ptan20130119809.php Mon, 20 May 2013 13:36:29 -0700 A direct-drive brushless DC motorization apparatus comprises an outer rotor with poles constructed with segments of permanent magnet material alternatively magnetized north and south. The outer rotor is adapted to be part of a wheel and rotating with the wheel about an axis thereof. A stator core of ferromagnetic material... http://www.freshpatents.com/-dt20130516ptan20130119808.php Mon, 20 May 2013 13:36:29 -0700 A rotary unit of a motor includes a shaft, a ring-shaped plate, a rotor core defined by a plurality of core pieces, and a plurality of magnets arranged along the circumferential direction. The core pieces and the magnets are alternately arranged in the circumferential direction. The ring-shaped plate and the... http://www.freshpatents.com/-dt20130516ptan20130119810.php Mon, 20 May 2013 13:36:29 -0700 The present invention provides an electric rotating machine capable of providing a high quality and efficient machine operation with reduced oscillation and noise by lowering torque ripple. The electric rotating machine includes a stator having a plurality of teeth facing a rotor, and a plurality of slots providing spaces for... http://www.freshpatents.com/-dt20130516ptan20130119812.php Mon, 20 May 2013 13:36:29 -0700 A rotor according to an aspect of the present invention includes columnar rotor core; and permanent magnets arranged side by side along predetermined polar pitch angle in circumferential direction of rotor core when viewed from sight line including axial center of rotor core. The rotor core is formed with openings... http://www.freshpatents.com/-dt20130516ptan20130119811.php Mon, 20 May 2013 13:36:29 -0700 Provided are a rotor adapted for a permanent magnetic rotating machine, the machine includes a rotor and a stator comprising a stator core having two or more slots, and winding wires wound through the stator core. The rotor includes a rotor core having two or more insertion holes formed in... http://www.freshpatents.com/-dt20130516ptan20130119813.php Mon, 20 May 2013 13:36:29 -0700 A method for making a poly-phase field winding for a slotless stator includes: forming the first coil group by winding an insulated wire for each coil winding in a first direction around a mandrel; axially shifting along the mandrel the insulated wire from a trailing edge of each coil winding... http://www.freshpatents.com/-dt20130516ptan20130119814.php Mon, 20 May 2013 13:36:29 -0700 Disclosed are foil coil structures and methods for winding the same for stators in electrodynamic machines, as well as electrodynamic machines that implement such coil structures. In one embodiment, a foil coil structure is configured for implementation with a field pole member having pole faces that confront, for example, conical... http://www.freshpatents.com/-dt20130516ptan20130119815.php Mon, 20 May 2013 13:36:29 -0700 Provided is a segmented armature motor, which includes a plurality of armature coils which enclose a rotor having a rotary shaft, an armature which houses the armature coil and which is coupled in a segmented form, a motor frame which is coupled to the armature so as to enclose the... http://www.freshpatents.com/-dt20130516ptan20130119816.php Mon, 20 May 2013 13:36:29 -0700 A segmented magneto-conductive structure applied in rotating machines comprises a rotor assembly and a stator assembly. The rotor assembly includes a rotor yoke component and a plurality of rotor teeth components. The rotor yoke component is made of non-oriented silicon steel. The rotor teeth components are made of grain-oriented silicon... http://www.freshpatents.com/-dt20130516ptan20130119817.php Mon, 20 May 2013 13:36:29 -0700 A rotor (10) of a buried magnet-type electric motor, wherein the magnetic poles thereof are each constituted by two rows of magnets (M1, M2) of the same pole, wherein a core portion (12) between magnet slots of the same pole is arranged between the magnet slots (31, 32) in which... http://www.freshpatents.com/-dt20130516ptan20130119818.php Mon, 20 May 2013 13:36:29 -0700 Disclosed is a canned motor for restraining a cogging torque from being generated by inserting magnetic metal pins into slot openings of a stator, thereby reducing noise and vibrations during an operation of the canned motor. The canned motor includes: a can inserted into a housing to seal a coil... http://www.freshpatents.com/-dt20130516ptan20130119819.php Mon, 20 May 2013 13:36:29 -0700 A rotor disk for a rotor of a synchronous reluctance machine consists of a disk body material with high magnetic permeability. In order to improve the ability of the rotor disk to stand centrifugal and thermal loads, spokes extending in radial direction between a shaft opening and a disk periphery... http://www.freshpatents.com/-dt20130516ptan20130119820.php Mon, 20 May 2013 13:36:29 -0700 An electric machine with a stator and a rotor. The rotor core is formed by a stack of laminations with the laminations being generally planar and oriented substantially perpendicular to the rotational axis. One of the laminations includes an axially projecting tab. An electically conductive end ring is located at... http://www.freshpatents.com/-dt20130516ptan20130119821.php Mon, 20 May 2013 13:36:29 -0700 An actuator includes a pair of electrodes facing each other, an intermediate layer containing an ionic liquid and arranged between the pair of electrodes, the electrodes and the intermediate layer being deformed when a potential difference larger than a potential window of the ionic liquid is applied between the electrodes,... http://www.freshpatents.com/-dt20130516ptan20130119822.php Mon, 20 May 2013 13:36:29 -0700 A Micro-Electro-Mechanical System (MEMS) device and its manufacturing method are provided. Said device comprises a MEMS component and said component comprises a main body (10) and a movable electrode (20). Said main body (10) contains a fixed electrode (110) and a cavity (30) and is covered by a first dielectric... http://www.freshpatents.com/-dt20130516ptan20130119823.php Mon, 20 May 2013 13:36:29 -0700 A tuning-fork type piezoelectric vibrating piece (20) is comprised of a base portion (23) comprising a piezoelectric material, a pair of vibrating arms (21) extends parallel from the base portion with a first thickness, a excitation electrode film (33, 34) formed on the vibrating arms, a pair of tuning portions... http://www.freshpatents.com/-dt20130516ptan20130119824.php Mon, 20 May 2013 13:36:29 -0700 The invention relates to an ultrasonic generator (1) with a resonator (3) for transmitting ultrasonic sound to a medium (6) arranged in a receptacle (5). In order to efficiently transmit the ultrasonic sound from the resonator (3) to the medium (6) via the receptacle (5) the resonator (3) comprises a... http://www.freshpatents.com/-dt20130516ptan20130119825.php Mon, 20 May 2013 13:36:29 -0700 An assembly for converting motion into electrical power includes a piezoelectric crystal which is deformed in response lateral movements of a rotating mass. A hydraulic force transmission unit can be used to transmit a force or a motion from a rotating mass to the piezoelectric crystal. The hydraulic unit can... http://www.freshpatents.com/-dt20130516ptan20130119826.php Mon, 20 May 2013 13:36:29 -0700 Wind turbine consisting of an anchoring to the ground or to a base and a mast, the natural oscillation frequency of which is purposely adjusted to the frequency of appearance of the air vortices or eddies produced after the collision of a laminar and stationary airflow against the surface thereof.... http://www.freshpatents.com/-dt20130516ptan20130119827.php Mon, 20 May 2013 13:36:29 -0700 There is provided a dielectric composition, including; a base powder including BamTiO3 (0.995≦m≦1.010); a first sub-component including 0.05 to 4.00 moles of an oxide or carbonate containing at least one rare-earth element based on 100 moles of the base powder; a second sub-component including 0.05 to 0.70 moles of an... http://www.freshpatents.com/-dt20130516ptan20130119828.php Mon, 20 May 2013 13:36:29 -0700 A motor includes a shaft, a bearing for supporting the shaft rotatably, a rotor including a rotor frame to be mounted to the shaft along an axial direction of the shaft, a stator confronting an outer wall of the rotor via a space, and a washer disposed between the bearing...