Matches 1 - 46 out of 46


Match Document Document Title
8072111 Motor and the compressor including the same  
A motor, namely, a motor with minimum loss and improved efficiency is disclosed. More specifically, a motor having enhanced starting torque performance and increased normal operation efficiency is...
8067873 Motor and the compressor including the same  
A motor, namely, a motor with minimum loss and improved efficiency is disclosed. More specifically, a motor having enhanced starting torque performance and increased normal operation efficiency is...
7923882 Synchronous machine and a process of manufacturing a synchronous machine  
A synchronous machine and a process for manufacturing a synchronous machine having permanent magnets arranged within the rotor such that the leak of magnetic flux generated by the magnets is...
7923881 Interior permanent magnet motor and rotor  
An electric machine includes a stator and a rotor core positioned adjacent the stator and rotatable about a longitudinal axis. The rotor core includes a plurality of bar apertures, a plurality of...
7902713 Self-starting type permanent magnet synchronous motor and a compressor using the same  
A self-starting type permanent magnet synchronous motor comprises a stator and a rotor. The rotor comprises a rotor core having a plurality of slots provided in an outer periphery thereof and a...
7895729 Process for mounting magnets in an electric motor rotor  
A process for mounting magnets in an electric motor rotor and an electric motor rotor, said rotor comprising: a lamination stack (10) provided with a plurality of axial channels (12) disposed...
7772736 Permanent magnet synchronous motor, rotor of the same, and compressor using the same  
The inventive self-initiated permanent magnet synchronous motor has a rotor that has two-pole permanent magnets, as well as magnetic substances in a peripheral direction between the magnetic poles...
7737583 Vibration-damping rotor assembly  
A rotor assembly comprising: an inner rotor and an outer rotor for rotating in a magnetic field of a motor, the inner rotor comprising a main inner rotor cavity, and a plurality of first holes...
7675204 Motor for controlling inverse rotation of rotor  
Disclosed related to provide a motor reliable as capable of controlling the backward rotation of the rotor R for certain. The motor according to the present invention comprises a stator 2; a rotor...
7646125 Electric motor rotor and method of manufacturing the same  
A rotor of an electric motor, including a rotor core having a plurality of magnet-retaining apertures, a plurality of permanent magnets individually received and retained in the magnet-retaining...
7619343 Rotor for an electrical motor  
The invention provides a rotor for an electrical motor. The rotor comprises both a squirrel cage and a number of magnets and can be inserted e.g. in a line-start motor. To secure the magnets in...
7612481 Rotor with a cover plate for securing a magnet in the rotor  
The invention provides a rotor for an electrical motor, e.g. a line-start motor. The rotor comprises a magnet located in a cavity in a rotor core. The core is laminated from sheets of magnetically...
7459814 Hybrid induction motor  
The hybrid induction motor includes a housing; a stator installed in the housing and having a stator core portion and a stator coil portion; a rotor coupling body having a rotary shaft rotatably...
7459815 Induction motor having reverse-rotation preventing function  
An induction motor having a reverse-rotation preventing function, comprises: a stator provided with a winding coil generating flux by a current; an induction rotor provided with a cage and...
7453181 Permanent magnet synchronous motor and compressor using the same  
A permanent magnet synchronous motor includes a rotor having cage windings and permanent magnets placed on an inner peripheral side of these cage winding bars, where the permanent magnets are...
7437882 Apparatus for driving a compressor and a refrigerating air conditioner  
An apparatus for driving a compressor comprises a compressor having a compression mechanism part for sucking a fluid to compress the same, and an electric motor for driving the compression...
7372183 Permanent magnet synchronous motor  
A synchronous motor includes a stator, a rotor and permanent magnets. The rotor includes a rotor iron core that is rotatable relative to the stator, and conductor bars accommodated within...
7247965 Rotor for an electric motor  
The invention relates to a rotor for an electric motor, especially an electric line-start motor, comprising spaces (4 to 7) which receive permanent magnets (10 to 13) and extend in an axial...
7112908 Rotor for synchronous induction motor, synchronous induction motor, fan motor, compressor, air conditioner, and refrigerator  
There are problems in a rotor having a slit that it is difficult to increase the number of rotations of the rotor, since the centrifugal force is received at both ends of the slit, and if the...
6933647 Squirrel-cage rotor for an asynchronous induction motor  
The novel squirrel-cage rotor should enable a power output of the motor of more than 1 MW even at rotation speeds of more than 10,000 rpm. To this end, the conductor bars (4) of the squirrel cage...
6891300 Rotor of induction starting synchronous motor  
A rotor of an induction starting synchronous motor includes permanent magnets and induction coils having both ends short-circuited in a core. The permanent magnets are arranged side by side in a...
6727624 Embedded permanent magnet type induction motor which allows coil embedding work to be easily performed  
An embedded permanent magnet type induction motor has a rotor that is a lamination of a plurality of rotor core plates (10). The rotor core plate is provided with a plurality of rotor slots (12)...
6707216 Single phase line start permanent magnet synchronous motor  
A single phase line start permanent magnet synchronous motor is started by an interaction between magnetic fields of the coil and of the secondary conductor, and an normal operation can be...
6700270 Synchronous induction motor  
A synchronous induction motor realizing a great reluctance torque by concentrating a magnetomotive force generated by a rotor provided with a permanent magnet having a two-pole structure, and...
6552462 Reluctance type rotating machine with permanent magnets  
A reluctance type rotating machine includes a stator 1 having armature windings 2 arranged on an inner periphery of the stator 1, a rotor 3 having a magnetic unevenness in the circumferential...
6268677 Rotor for permanent magnet type rotating machine  
A rotor is provided for a permanent magnet type rotating machine having a stator 1 with armature windings 11. The rotor 3 includes a rotor core 31 and a plurality of permanent magnets 32 arranged...
5548172 Permanent magnet line start motor having magnets outside the starting cage  
A rotor for use in a line start permanent magnet motor comprises a rotor core having a shaft and including teeth defining slots; a rotor cage, at least a portion of which extends through the slots;...
5159220 Realizations of folded magnet AC motors  
A rotor assembly for an internal permanent magnet rotor comprises a plurality of interior laminations stacked to form a substantially continuous internal core and a plurality of external...
5144180 Two-stator induction synchronous motor  
A two-stator induction synchronous motor includes a unitary rotor having a first rotor assembly and a second rotor assembly each of which is formed by a permanent magnet and a rotor core. The first...
4806717 Drive for a laundry machine  
A drive for a laundry machine has an electronically commutated motor and a driving device arranged in mounting relation, and the driving means has means adapted for conjoint rotation with a...
4745318 Induction motor with secondary rotor  
An induction motor having a stator with a stator winding, and a rotor coupled with a shaft 10 and separated from the stator by an air gap 13, wherein the rotor includes a current conducting element...
4556809 Combination synchronous and asynchronous electric motor  
Three rotors disposed in axial succession on a common shaft are mounted to cooperate with a common stator having an annular laminated core coaxial with the shaft on which a three-phase stator...
4506181 Permanent magnet rotor with complete amortisseur  
A rotor for a permanent magnet machine comprises laminated pole pieces held in position by interpolar nonmagnetic clamp pieces bolted to a solid rotor core having central portions with a polygonal...
4472651 Permanent magnet rotor  
A rotor for a permanent magnet machine comprises an even plurality of pole pieces joined together by intermediate nonmagnetic segments to form a hollow cylinder. A plurality of magnets is situated...
4469970 Rotor for permanent magnet excited synchronous motor  
A permanent magnet rotor is made of a lamination stack having parts formed of a material of high permeability surrounding a shaft and extending radially outward with respect to the shaft, separated...
4434546 Method of making a core  
A method of making a core adapted to be used in a dynamoelectric machine. The core has a plurality of slots extending therethrough defining a plurality of first pole sections interposed between...
4358696 Permanent magnet synchronous motor rotor  
A permanent magnet rotor configuration which produces four magnetic poles utilizing two sets of symmetrically-disposed permanent magnets. The slots carrying the magnets exhibit a truncated V-shaped...
4188554 Alternating current rotating electric machine  
An alternating current rotating electric machine having a permanent magnet rotor comprising a generally cylindrical body of magnetic material having a plurality of regularly spaced, inwardly...
3931535 Constant frequency motor generator set with only one rotor  
A single rotor, motor-generator set with motor and generator stators and one rotor turning adjacent the two stators. Preferably, the rotor is between the two stators. The rotor has a first rotor...
3317766 Synchronous motors  
3310693 Magnetic coupling  
3077026 Method of making a permanent magnet rotor  
3014142 Synchronous dynamo-electric machines  
2939025 Electric motor  
2930916 Generator rotor construction  
2806160 Rotor and method of making the same  
Matches 1 - 46 out of 46