Matches 151 - 200 out of 249 < 1 2 3 4 5 >


Match Document Document Title
US20150055248 SPINDLE MOTOR AND DISK DRIVE APPARATUS  
A spindle motor includes a recording disk and a clamper. A cylindrical portion includes a first screw portion positioned in an outer circumferential portion of the cylindrical portion. The clamper...
US20070063595 Electric machine and method of manufacture  
An electric machine includes a rotor portion and a stator portion. The rotor portion comprises a plurality of magnets. The stator portion comprises a plurality of electromagnetic poles located at...
US20070090710 DC brush-free motor and fan rotated by outer rotor having annular ferrite magnet with alignment on its inner periphery  
A DC brush-free motor or fan rotated by an outer rotor having an annular ferrite magnet with grain alignment on its inner periphery, the main body of the motor or fan is composed of a base, a...
US20150008799 WHEEL-AXLE GENERATOR  
A wheel-axle generator equipped with a rotor configured to rotate with rotation of a wheel and a stator arranged around the rotor. The rotor is fixed to a concave portion that opens toward a...
US20070210657 Brushless DC motors and systems using the same  
A system comprising a brushless DC motor is disclosed. The system may include a rotor assembly and a stator assembly. The rotor assembly may include: a first permanent magnet having a first ring...
US20050241346 Driving unit of top loading drum type washing machine  
Disclosed is a top loading drum type washing machine with an improved structure of an operating member, the improved structure enabling to enhance a manufacturing process of parts of the operating...
US20110061956 WHEEL CASING WITH EMBEDDED ROTOR FOR HUB MOTOR  
A vehicle drivetrain with a wheel and an inside-out motor. The wheel includes a hub and a rim that is disposed about the hub. The rim includes a sealing bead that is configured to sealingly engage...
US20060244326 Motor  
In an electric motor provided with a bearing mechanism utilizing fluid dynamic pressure, it is an object of the invention to restrain synergy superimposition and synergy superimposition resonance...
US20080030109 MOTOR AND STORAGE DISK DEVICE  
A motor used for a data storage disk drive is provided. The motor includes a rotor holder having a cylindrical portion. The cylindrical portion has a radially inner surface defining a through hole...
US20140327343 Machine for Augmentation, Storage, and Conservation of Vehicle Motive Energy  
A device for addition of motive force to a vehicle, with rotor-plate, rotor-arms, rotor permanent magnets, stator-plate, stator columns, stator electromagnets, and battery, cell, or other energy...
US20070041857 FAN HOUSING WITH STRAIN RELIEF  
An equipment fan has a housing (22) that externally defines an air passage opening (41) provided in the fan (20). The fan has a motor (21) for rotatably driving blades (40) about a rotation axis...
US20070001530 Motor mechanism  
A motor mechanism includes a stator, a first bearing, a second bearing, a sleeve and a rotor. The stator has an axial hole. The first bearing and the second bearing are respectively disposed in...
US20070252460 Blower structure  
A blower includes a hollow casing having ventilating ports, a rotor formed by circumferentially arranging a plurality of blades, and a stator. The rotor is provided at one side along its axial...
US20150144410 ELECTRIC MOTOR OR GENERATOR SYSTEM  
An electric motor or generator system comprising a stator, a rotor, a first bearing, a first coupling device and a second coupling device, wherein the second coupling device includes a first...
US20130009400 ROTOR AND NOZZLE ASSEMBLY FOR A RADIAL TURBINE AND METHOD OF OPERATION  
A rotor for a radial flow turbine has an impulse chamber (51) having an inlet defined in a circumferential surface of the rotor and a reaction chamber (62) having an outlet defined in the...
US20080290760 DISK BRAKE FOR VEHICLE  
A disk brake for a vehicle, includes: an electric motor which has a motor shaft provided with an armature and which is attached to a caliper body so as to exhibit a power for urging a friction pad...
US20130274052 DRIVE DEVICE FOR A MOTOR VEHICLE  
A drive device for a vehicle includes at least one electric machine having at least one rotor element which is configured to delimit an installation area in a radial direction, and an active rotor...
US20100163323 Road wheel propulsion apparatus and method of making  
A road wheel propulsion apparatus for alternately propelling and retarding the rotation of a road wheel supporting an automotive vehicle. An electric drive motor is carried by a vehicle and is...
US20060091749 Motor with single bearing  
A motor with single bearing comprises a fan blade set, a motor set and a fan blade base. The fan blade set has a fan blade hub to join with a spindle fitting with a bearing. The motor set is...
US20130187489 AXIAL GAP TYPE GENERATOR  
There is provided an axial gap type generator exhibiting improved precision in positioning stator cores. An axial gap type generator comprises a generator case fixed to a crank case of an engine,...
US20050093383 Fan motor  
A fan motor includes base, stator and rotor units. The base unit includes a base plate with a shaft tube extending therefrom. The stator unit includes a stator core member, stator coils, and a...
US20120033327 SPINDLE MOTOR AND STORAGE DISK DRIVE  
A motor includes a stationary portion and a rotating portion. The rotating portion includes a sleeve portion. The sleeve portion includes a communicating hole. A dynamic pressure bearing is...
US20100154414 INTERNAL COMBUSTION ENGINE WITH EXHAUST GAS TURBOCHARGER  
An internal combustion engine with an exhaust gas manifold, an exhaust gas line, an exhaust gas turbocharger, by which the compressor provided to charge combustion air for the internal combustion...
US20130307379 SPINDLE MOTOR  
A spindle motor includes a shaft; a first sleeve rotatably supporting the shaft by fluid dynamic pressure; a second sleeve provided outwardly of the first sleeve; a stator core mounted on an outer...
US20140312722 MAST-MOUNTED AIRCRAFT GENERATOR  
A generator with relatively high (Length/Diameter) aspect ratio, which may be mounted within the rotating mast of a helicopter, and which may generate power that is conditioned by a rotating power...
US20120162864 AUTOMATIC HINGE OPENING ASSEMBLY FOR ELECTRONIC DEVICE  
In one embodiment an electronic device comprises a housing having a first section comprising a display and a second section comprising a keyboard coupled to the first section by a hinge assembly...
US20120242197 ELECTRICAL DRIVE UNIT FOR A MOTOR VEHICLE  
An electrical drive unit for a motor vehicle, with the drive unit including a wheel-hub drive that drives a vehicle wheel and that is arranged on the vehicle wheel by a wheel bearing, the...
US20060202576 Cooling fan with outboard bearings  
A cooling fan comprising a housing that connects to a computer chassis supporting an electronic component. A fan blade assembly is disposed within the housing. A windings section is fixably...
US20090001825 MOTOR, FAN, ROTOR HOLDER AND MANUFACTURING METHOD OF THE SAME  
The manufacturing method of a rotor holder according to the present invention includes a step in which a top plate portion having a substantially discoid shape substantially centered about a...
US20060284503 OIL RETAINING AND LUBRICATING STRUCTURE OF A FAN  
An oil retaining and lubricating structure of an electric fan is disclosed to include a hub having a center barrel and a receiving chamber defined in the center barrel, a shaft rotatably mounted...
US20130093292 FAN MODULE  
A fan (20) comprises a fan hub (22), fan blades (24) which are mounted on the fan hub (22), and a drive motor having an outer rotor (30), wherein the outer rotor (30) is arranged inside the fan...
US20070182261 ELECTRONICALLY COMMUTATED MOTOR  
For many applications, it is desirable to use fans which weigh less than 30 grams and are driven by electric motors not more than a few centimeters in size. Mass-producing products this small,...
US20080073991 BEARING ASSEMBLY FOR COOLING FAN  
A bearing assembly includes a bearing (10) having a bearing surface (16) defining a bearing hole (12) therein and a shaft (20) disposed in the bearing hole of the bearing. The bearing has an open...
US20120280468 MULTI-CYCLE APPARATUS WITH CENTER-BASED HANDLEBARS  
Aspects for a multi-cycle apparatus are disclosed. In one aspect, an apparatus is provided, which includes a seat, a steering column below the seat, and a handle bar coupled to the steering column...
US20150251853 BELT CONVEYOR AND ELECTROMAGNETIC DRIVE  
A belt conveyor having an electromagnetic drive comprising a rotor and a stator sealed in separate nonmagnetic and nonconductive housings. The rotor is mounted to a drive shaft. A drive drum or...
US20110031849 ELECTRICITY-GENERATING APPARATUS FOR BICYCLE  
An electricity-generating apparatus for bicycle includes a holder and an induction assembly. The holder is adapted to be connected to a bicycle fork. The induction assembly detachably screws to...
US20070114863 BRUSHLESS MOTOR  
A shaft of a brushless motor includes a protruding portion, and a ball bearing abutting against the protruding portion for axially positioning the ball bearing. The protruding portion is formed by...
US20080100160 FAN APPARATUS  
A fan apparatus includes a motor, a circuit board, an impeller having a plurality of rotator blades rotatably driven by the motor, a supporter, an outer frame, and a plurality of stator blades...
US20080012452 Brushless Motor Having a Contact-less Sensor  
To control low-speed rotation of a motor, a contact-less sensor for reading rotation information on the back surface of a discoid disc is fixed on a radially outside portion of a rotary part. The...
US20130307378 ELECTRICAL POWER SUPPLY DEVICE FOR POWERING AT LEAST ONE PIECE OF EQUIPMENT OF AN AIRCRAFT ROTOR, AND AN AIRCRAFT  
An electrical power supply device (10) comprising a pole (11), said pole (11) having a non-rotary casing (15) and a rotary casing (12) provided with fastener means (14) for fastening to a mast....
US20110109206 BICYCLE POWER GENERATOR  
A bicycle power generator includes a tube which is adapted to be installed in a bottom bracket of a bicycle. The tube has a receiving space defined therein. A plurality of coil stators is...
US20080150401 Fan, motor and fixing structure thereof  
A motor comprises a base, a rotor, a stator, and a circuit board. The base includes a sleeve. The stator includes at least one fastener. The sleeve has an inclined outer surface. The fastener...
US20130274053 DRIVE DEVICE FOR A MOTOR VEHICLE  
A drive device for a motor vehicle includes at least one electric machine having at least one rotor element which includes a single-piece, essentially sleeve-shaped rotor carrier to delimit an...
US20070013240 Stator heat transfer device  
According to one example, a motor including a fluid dynamic bearing system is provided. The motor includes a first stationary member and a second member disposed for relative rotation and a fluid...
US20100264781 GENERATOR FOR A BICYCLE  
The invention provides a generator for a bicycle. The generator has a driving magnet (2) fixed to a wheel of the bicycle and an induction structure which is fixed to the frame of the bicycle. The...
US20070001528 Brushless motor  
The present invention realizes improved workability of electrical connection between an exciting coil and a circuit board disposed in a casing and ensures waterproofing of a connection portion. A...
US20120089251 SUBSTRATE HANDLING SYSTEM FOR ALIGNING AND ORIENTING SUBSTRATES DURING A TRANSFER OPERATION  
A system for sensing, orienting, and transporting wafers in an automated wafer handling process that reduces the generation of particles and contamination so that the wafer yield is increased. The...
US20080203830 Economical module for engine cooling applications  
A cooling module includes a shroud (38) having an integral cover (42). The cover receives bearing structure (40). A fan (36) is provided for moving air. A rotor and stator assembly (30) has an...
US20100066215 Control Servo  
A control servo includes a supporting frame, a motor, a driving shaft and a control slider. The supporting frame comprises a mount and a slider housing, wherein the motor is supported in the mount...
US20080169722 STATOR CORE  
A stator core includes a laminated core member and a single-piece insulating layer. The laminated core member includes: a central ring portion defining an axis, and having first top and first...

Matches 151 - 200 out of 249 < 1 2 3 4 5 >