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US20150244293 SYSTEM HAVING A FIRST ELECTRIC MOTOR AND A SECOND ELECTRIC MOTOR FOR DRIVING A STRING  
An exemplary system includes a first electric motor and a second electric motor, which are coupled mechanically to one another via a common string of the system. The string has a torsional natural...
US20070138886 Converting Rotational Motion into Radial Motion  
An apparatus for converting rotational motion into radial motion may include a motor, and arm assembly, and, optionally, a panel. The motor may include two coaxial rotors and a motion generator...
US20120133227 MOTOR DRIVE SYSTEM ARRANGEMENT TO REDUCE TORQUE RIPPLE  
A vehicle motor drive system having a first motor and a second motor connected by a common rotatable shaft, wherein the shaft is in operable engagement with a first and second wheel. The first...
US20090218898 MULTI FUNCTION ENGINES  
This disclosure describes an arrangement of axially-aligned motors and tubular or solid drive shafts enabling multiple motors and drive shafts to operate within a compact volume. The motors are...
US20070284963 Rotor for tandem type alternator and tandem type alternator using such rotor  
A rotor for a tandem type alternator and a tandem type alternator having such a rotor are disclosed. The rotor comprises front and rear Lundell-type rotor cores, carried on a rotary shaft adjacent...
US20070216245 Hollow generator  
Lacking a physical axis of rotation, this all-in-one electric generator/turbine requires less kinetic energy, substantially fewer parts, and less space in the power plant than traditional designs....
US20110095635 Various motor assembly  
A various motor assembly comprises at least one single motor allowing to enter a coding position at instant; a single-layer circular or cylindrical motor unit comprised of the at least one single...
US20140339942 ELECTRIC PROPULSION SYSTEM  
An electric propulsion system with at least two shafts, includes at least two electric motors, at least one first motor 3 and at least one second motor 4. Each motor includes a stator ā€œSā€ and a...
US20130214541 SPLIT PERMANENT MAGNET MACHINE  
The invention relates to an electrical energy conversion system (11) which is particularly suited for use in wind energy conversion systems. The system includes two magnetically separated...
US20050140233 Air blower apparatus  
There is provided, at a low cost, an air blower apparatus capable of increasing the air blowing capability without an increase in size of an electronic motor, and having a high assembling ability....
US20140139062 MODULATING CURRENT IN A DUAL GENERATOR SYSTEM  
A dual-generator assembly includes a first generator configured to generate a first current and a second generator configured to generate a second current modulated based on harmonic current in...
US20060138881 Turbogenerator  
A rotating shaft is required to have an overhang for the mounting of a generator for an AC-exciter, the shaft length being increased correspondingly. The overhang may become the cause of...
US20090058374 HIGH EFFICIENCY ALTERNATOR  
A high efficiency alternator capable of supplying extreme high power output with maximum dissipation of heat. Preferably, the alternator includes dual field coils mounted stationary around a...
US20080179982 Transverse flux, switched reluctance, traction motor with bobbin wound coil, with integral liquid cooling loop  
The present invention deals with a transverse flux machine of the switched reluctance variety. The transverse flux machine consists of multiple phases where each phase is spaced axially along the...
US20090031555 Rotor to Stator Temporary Interconnection Element for Bearingless Electric Machine  
A temporary interconnection element to be installed between the rotor and the stator of a bearingless electric machine, for example during its transport, storage or assembly is described herein....
US20140175927 DRIVE DEVICE FOR ELECTRIC VEHICLE  
An electric vehicle drive device includes a casing; and a plurality of motor generators mounted in the casing, each of the motor generators including a plurality of fastening portions at which a...
US20070228856 Efficiency magnetic motor  
A magnetic motor includes a rotating component having at least one magnet arranged on at least one spoke or rotating disc. The magnetic motor also includes a coil disposed adjacent to the rotating...
US20080088200 POLY-PHASIC MULTI-COIL GENERATOR  
A polyphasic multi-coil generator includes a driveshaft, at least first and second rotors rigidly mounted on the driveshaft so as to simultaneously synchronously rotate with rotation of the...
US20080142284 Double-sided dual-shaft electrical machine  
A double-sided dual-shaft electrical machine includes a stator disposed between the inner rotor and the outer rotor. The stator includes a plurality of inner stator coils disposed adjacent to the...
US20070273237 Alternator having stator wound with wiring  
An alternator has a rotor and a stator. The stator has a cylindrical armature core wound with an armature wiring. The core has slots disposed along a circumferential direction of the core so as to...
US20080314181 Robotic Manipulator with Remote Center of Motion and Compact Drive  
A robotic manipulator device includes a robotic linkage to rotate an insertion axis about a remote center of motion with two degrees of freedom. A driven link supports the insertion axis. Rigid...
US20080284267 Rotor assembly  
Devices and methods are provided for a rotor assembly and an electric motor. One embodiment for a rotor assembly includes a first rotor including a first interface surface and a second rotor...
US20140111133 HOBBY SERVO MOTOR LINEAR ACTUATOR SYSTEMS  
Hobby servo motor linear actuator systems are provided. In certain circumstances, a linear actuator system includes a lead screw attachment mechanism and a lead nut. The lead screw attachment...
US20120146554 A D.C. Charged Particle Accelerator, A Method of Accelerating Charged Particles Using D.C. Voltages and a High Voltage Power Supply Apparatus for use Therewith  
A d. c. charged particle accelerator comprises accelerator electrodes separated by insulating spacers defining acceleration gaps between adjacent pairs of electrodes. Individually regulated gap...
US20130328428 Cross-interlocked multi-set switch type DC brushless electric machine system having auxiliary excitation winding set  
The present invention relates to a multi-set switched DC brushless electric machine having its rotary part of electric machine being installed with an auxiliary excitation winding set, for being...
US20080252164 Variable speed motor  
Shift gears of a variable speed motor is no longer needed for a set of gears, but multiple layers disks with magnets fit over an axle rotated by a multiple layers annular opening of a housing,...
US20150033938 COMBINED ELECTRIC AND HYDRAULIC MOTOR  
The invention is a combined motor that combines or integrates electric and hydraulic power producing technologies into a single compact motor by means of common or shared rotor and stator...
US20060055261 Multiple stator charging system  
A charging system comprising a rotor with at least two rows of magnets affixed to the inside surface of the sidewall of the rotor and at least two stators connected in parallel or in series with...
US20140312729 MOTOR HAVING INTEGRAL STATOR CORE  
Provided is a motor having an integral stator core, which includes: stators including a plurality of split stator cores that are annularly disposed, bobbins that are surrounded on respective outer...
US20140305246 ROTARY MOTOR, POWER APPARATUS, AND ROBOT ARM  
A rotary motor includes a rotor and at least one stator. The rotor has a shaft. The stator has an iron core and a coil wound around the iron core. A cross section of the iron core perpendicular to...
US20090230791 DRIVE UNIT HAVING OPTIMIZED COOLING  
The invention concerns an electric drive unit with a steering motor and a propulsion motor which are arranged co-axially with one another and which, respectively, steer a wheel of the vehicle or...
US20060038454 DC induction electric motor-generator  
An electromagnetic apparatus has a rotating element acting as a transfer bridge between two active energetic suppliers, the rotating element providing a ferromagnetic core with plural solenoid...
US20110109180 POWER PLANT  
To provide a power plant which makes it possible to make the power plant more compact in size, reduce manufacturing costs thereof, and improve the degree of freedom in design. The power plant 1...
US20080036330 Electric motor  
[Object] To provide an electric motor which is capable of enhancing the efficiency thereof. [Solution] An electric motor 1 includes a plurality of first electromagnets 4a, armatures 5a, second...
US20050140230 Electric motor and vehicle powered thereby  
An electric motor (10) is disclosed, the motor (10) comprising a plurality of rotors (12) and a plurality of stators (14). Each rotor (12) has a drive shaft (16) mounted in bearings (18) and a...
US20140150592 MOTOR MODULES, MULTI-AXIS MOTOR DRIVE ASSEMBLIES, MULTI-AXIS ROBOT APPARATUS, AND ELECTRONIC DEVICE MANUFACTURING SYSTEMS AND METHODS  
Motor modules for multi-arm robot apparatus are described. The motor modules can be used individually or stacked and assembled to make up one-axis, 2-axis, 3-axis, 4-axis, 5-axis, 6-axis motor...
US20140203739 AIRCRAFT COMPRISING A DISTRIBUTED ELECTRIC POWER UNIT WITH FREE WHEELS  
The invention relates to a rotary- or fixed-wing aircraft comprising one or more rotors and/or one or more propellers, in which the rotor(s) and/or propeller(s) are rotated at a variable or...
US20140042941 MATRIX INTEGRATED SEQUENTIAL MAGNETIC ATTRACTION ELECTRIC MACHINE  
The invention discloses a reciprocal radial field electric machine based on the soft magnetic attraction principle, characterized by a plurality of active elements organized as a bi-dimensional...
US20140319949 HIGH ACCELERATION ROTARY ACTUATOR  
A high acceleration rotary actuator motor assembly is provided comprising a plurality of phase motor elements provided in tandem on a shaft, each phase element including a rotor carrying magnets...
US20130270947 HIGH ACCELERATION ROTARY ACTUATOR  
A high acceleration rotary actuator motor assembly is provided comprising a plurality of phase motor elements provided in tandem on a shaft, each phase element including a rotor carrying magnets...
US20060192453 Modular transverse flux motor with integrated brake  
An elevator machine (12) has a plurality of identical transverse flux rotor/stator modules (28-30) of a generally cylindrical configuration arranged contiguously on a common shaft (21) to provide...
US20080246359 Motor and drum washing machine having the same  
Disclosed are a motor and a drum washing machine having the same. The motor includes external stators and internal stators, which are respectively disposed in a ring shape and are separated from...
US20150042193 ELECTRICAL SYSTEM AND METHOD FOR SUSTAINING AN EXTERNAL LOAD  
An electrical power system is disclosed including a first magnetic power generator and a second magnetic power generator wherein the first magnetic power generator is positioned within the second...
US20100187929 MOTOR ASSEMBLY WITH COAXIAL SHAFTS  
A motor assembly with coaxial shafts is provided which can be produced at low costs and in which a plurality of motors can be disposed with their respective rotary shafts arranged coaxially to one...
US20140191606 MULTI-CHANNEL WOUND-FIELD SYNCHRONOUS MACHINE  
A multi-channel wound-field synchronous machine and method of assembling a multi-channel axial-flux wound-field synchronous machine are described. The machine includes an even number of stators...
US20100012779 AIRCRAFT LANDING GEAR ACTUATOR  
This disclosure relates to a landing gear system that includes a landing gear strut rotatable between stowed and deployed positions. An actuator is connected to the landing gear strut, and...
US20140292130 HETEROGENEOUS MOTOR  
The present invention provides an anomalous electric machinery including an armature component and a magnetic pole component which perform a relative movement around a common axis. The armature...
US20090200882 ORBITAL HYBRID MAGNETIC ELECTRONIC ENGINE AND GENERATOR  
A motor configuration between the rotor and the commutation system, comprising rotor coils energized by mechanical or electrical ways wherein a positive charge, negative charge and a no-charge...
US20070108859 Seat motors assembly  
The present invention contemplates to power adjustable seats in vehicles that include a seat motors assembly having snap together features to secure one or more metal motor housings between...
US20140353062 Electric Drive, Vehicle Having an Electric Drive, and Method for Operating an Electric Drive  
An electric drive, particularly for vehicles, includes at least one first and at least one second electric machine. The electric machines are arranged relative to one another in a manner...

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