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6862796 |
Method for manufacturing an electric rotary machine
A conductor segment constituting a stator coil has a head conductor portion protruding from slots of a stator core for constituting a head side coil end. The head conductor portion of the conductor...
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6861776 |
Stator structure of motor
A stator structure of a motor includes a stator assembly having a coil bobbin on which coil windings are wound, terminal pins affixed to the coil bobbin, a substrate having a wiring pattern and...
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6859991 |
Methods for forming stator coils
Insertion devices may be used to insert portions of pre-wound coils into the slots of dynamoelectric machine components. Some machine components may have poles that have pole tips that extend away...
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6859993 |
Method of making single phase permanent split capacitor motor
A permanent split capacitor electric motor is constructed by using existing components of a known shaded pole motor design to reduce engineering, tooling, inventory and other manufacturing costs of...
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6859992 |
Method of providing a heat shield in an electric motor
A method provides a heat shield on an electric motor. The motor has a housing and an endcap coupled to an end of the housing. The endcap includes a bearing pocket constructed and arranged to cover...
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6857179 |
Method for making an electric motor stator
A technique for making a stator for an electric motor or similar machine includes disposing a plurality of concentric coils in a stator core such that leads exit both ends of the stator core. The...
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6856059 |
Sealed turbine generator and method
A turbine generator with stator windings and a hydrogen pressured stator frame, includes an annular L-shaped collar affixed across a circumference of the stator frame and soldered thereto by a...
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6856063 |
Electromotive devices using notched ribbon windings
A multiple phase winding for an electromotive device comprised of individual phase windings. Each phase winding includes multiple layers of conductors and defines working length portions and...
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6851176 |
Method for the manufacture of bundles of metal sheets of annular shape
The method makes it possible to form a stator of an electric motor by means of a multiple-slide press ( 21, 22, 23 ). The starting point is a bundle consisting of rectilinear segments of sheets...
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6851175 |
Wound stator core and method of making
A method of inserting coils in slots of a stator is provided. The method includes interleaving a first set of first phase windings and a first set of second phase windings on an insertion tool. The...
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6849974 |
Alternator and method of manufacture
An alternator has a molded plastic, electrically conductive D.E. frame in which a sealed bearing is molded in place with the formation of the D.E. frame 14 . When the D.E. frame is removed from...
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6848646 |
Method and device for guiding the wire on multi-pole stators wound by a flier-type machine
A method for guiding the wire ( 8 ) on multi-pole stators ( 1 ) that can be wound by a flier-type machine, wherein the stators ( 1 ) have a core ( 3 ) with poles ( 4 ) defining between them a...
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6848164 |
Magnet fixing method of a linear servo motor
A magnet fixing method of a linear servo motor wherein a cage for simultaneously securing positions and angles of a plurality of magnets is injection-molded where the cage is utilized to fix the...
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6848165 |
Electric rotating machine and manufacturing method thereof
An electric rotating machine is equipped with a middle core, an outer core disposed outside the middle core which rotates relative to the middle core, and an inner core disposed inside the middle...
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6847133 |
Linear motor and method to manufacture said linear motor
Linear motor and method to make the same. The motor comprises an armature equipped with compartments ( 15 ) inside which are housed electric coils ( 16 ), and two fixed bars ( 22 ) cooperating with...
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6842968 |
Device and process for mounting a rotor of a hermetic compressor
A device and a process for mounting the rotor of a hermetic compressor, said device comprising a pulling rod ( 40 ), which is loosely and coaxially provided through the rotor ( 30 ) of the electric...
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6844636 |
Spindle motor with encapsulated stator and method of making same
A spindle motor comprises a baseplate, a shaft supported by said baseplate, a stator assembly having windings, the stator being rigidly attached to said baseplate, injection molded thermoplastic...
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6842967 |
Apparatus for aligning stators and rotors
A tool for aligning a stator with respect to a crankshaft of a hybrid vehicle is provided. The tool comprises a central hub, a plurality of alignment members, and an actuating device. The central...
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6841906 |
Vehicle-use alternator enabling accurate control of position and attitude of the alternator during an operation of mounting the alternator in a vehicle
An alternator for a vehicle has a housing that is formed with attachment holes in external portions of the housing, through which a carrier jig is passed, to support the alternator when it is being...
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6841915 |
Multiple-pole electric motor and method of producing the same
The invention relates to a multi-pole electric motor with a rotor and a stator. Said stator consists of a plurality of coils and stator plates ( 1, 2, 3, 4 ) which are magnetically separate from...
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6841913 |
Stator coil including sequentially-connected conductor segments for an electric rotary machine and manufacturing method thereof
A tail side coil end includes a plurality of tail conductor pairs sequentially disposed with predetermined radial gaps. The radial gaps between the conductor pairs are widened in the vicinity of...
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6839956 |
Method for assembling disc apparatus
An object of the invention is to provide a method of assembling a disc which can reduce an unbalance of a rotating portion. The method of assembling a disc-like recording medium has a first step of...
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6836954 |
Rotor for an electronically commutated motor and improved method for the mass production thereof
Rotor for an electric motor that comprises a core ( 1 ), segments of a cylinder ( 5, 6, 7 ) made of magnetizable materials, a substantially cylindrical retaining wrapper ( 10 ) whose end portions...
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6834422 |
Method of forming stator winding of rotary electric machine
A stator winding wound on a cylindrical stator core of a rotary electric machine such as an alternator for use in an automobile vehicle is formed in the following manner. Plural U-shaped conductor...
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6834421 |
Apparatus for dynamo-electric machine insulation handling
Methods and apparatus for insulating interior walls of lamination slots of dynamo-electric machine components are provided. The relative speeds and sequence of cutting, forming, and inserting a...
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6829815 |
Method for producing a rotor or stator of an electrical machine from sheet-metal blanks
Sheet-metal blanks for rotors or stators of electrical machines are cut from rolled sheet-metal strips with a magnetic preferential direction and layered to form a laminated rotor core or laminated...
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6826824 |
Embedded magnet type rotor and filling of the same
A system and method are used to assemble and fill an embedded magnet type rotor. The system and method prevent rotation of the rotor core within a manufacturing device as the rotor core is being...
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6826823 |
Automotive alternator stator assembly with rectangular continuous wire
A method of forming a stator core assembly for an electric machine, for example, for an automotive alternator, which presents a rotating, alternating polarity magnetic field, the stator core...
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6815860 |
High temperature super-conducting rotor coil support with split coil housing and assembly method
A rotor is disclosed for a synchronous machine comprising: a rotor core; a super-conducting coil winding extending around at least a portion of the rotor, said coil winding having a side section...
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6813825 |
Method for producing a distributed wave winding
A method is provided for producing a distributed wave winding. To accelerate the currently used method for producing a distributed wave winding the invention provides for a relative indexing to be...
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6810576 |
Method for producing a shaft and a device containing a shaft of this type
The invention relates to a method for producing a shaft ( 22 ), and an apparatus containing such a shaft ( 22 ), in particular an armature shaft ( 22 ) of an electric motor-driven drive ( 12 ) that...
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6807724 |
Motor assembling apparatus
A motor assembling apparatus is adapted to magnetize permanent magnets for the field and mount a stator 2 and an armature 3 in the same apparatus. The apparatus comprises a magnetizing unit 24...
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6804875 |
Method of mounting elastic wave generator
An elastic wave generator includes an excitation coil, a magnetostriction oscillator around which the excitation coil is wound and an oscillator support. The excitation coil is wound around the...
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6803686 |
Electromechanical actuator
An electromechanical actuator has at least one electromagnet, an armature and a resetting device. A connector is provided, with at least one contact element, which is electro-conductively connected...
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6796017 |
Slot core transformers
Slot core inductors and transformers and methods for manufacturing same including using large scale flex circuitry manufacturing methods and machinery for providing two mating halves of a...
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6796021 |
Combination of stator core for an electrical machine and a stator core manufacturing
A stator core ( 20 ) and manufacturing frame ( 40 ) combination, a stator core plate punching member ( 30 ), and methods of rolling a core body ( 22 ) without risk of significant damage to the core...
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6792668 |
Method for producing an electromagnetic actuator
An electromagnetic actuator includes two electromagnets arranged opposite one another, an armature movable back and forth between the electromagnets against the force of two mutually counteracting...
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6791224 |
Stator winding and manufacturing method therefor
A stator winding which copes with high output and miniaturization turns formed by winding a wire sheaf of a plurality of fine wires bundled together, in an approximately rhombic shape, wherein the...
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6789305 |
Linear motor coils assembly and manufacturing method thereof
In a linear motor coil assembly ( 12 ), and a method for manufacturing the same, a plurality of coils ( 14 ) are arranged in a line in a direction of movement and have respective coil axes...
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6787944 |
Electrodynamic linear direct drive and method for producing a coil system therefor
An electrodynamic direct linear drive ( 1 ) has a coil system ( 2 ) with a plurality of coaxially sequentially following drive coils ( 3 ). In the interior or on the external periphery of the coil...
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6782600 |
Method for winding an armature coil
An armature coil winder for winding coils at high density while restricting coil ends within a restricted space in an armature core assembly having a plurality of slots in an outer circumference...
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6775900 |
Method of forming a stator
A stator and a method of forming the stator comprises providing a stator frame having a frame plate, and connecting key bars to the frame plate at respective connection points, each of the key bars...
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6774511 |
Rotary electric machine and method for making windings
The invention proposes a rotary electrical machine of the type which comprises at least one member ( 14 ) on which is formed at least one electrical winding ( 32 ) consisting of at least one...
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6774517 |
Injection molded threaded rotor and manufacture method
In a preferred embodiment, a threaded rotor for a linear actuator, including: a generally cylindrical, metallic shell/insert ( 20 ); and a generally cylindrical threaded thermoplastic member ( 72 )...
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6772503 |
Rotor assembly having bonded lamination stack
A rotor assembly includes a stack of laminations that are bonded together by a dielectric bonding agent. The laminations and the dielectric bonding agent have matching coefficients of thermal...
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6772502 |
Methods for casting a motor end shield
A cast end shield includes an opening extending therethrough and an insert at least partially embedded within the end shield at the opening. The end shield also includes a plurality of slots...
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6769167 |
Method of manufacturing a rotor for a synchronous reluctance motor
A rotor for a synchronous reluctance motor of flux barrier type and manufacturing method thereof constructs a rotor for a synchronous reluctance motor by forming a magnetic core steel plate of disc...
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6770990 |
Reciprocating motor
In order to provide a reciprocating motor which is able to ensure and to be compacted since an outer stator or an inner stator are laminated as a ring type, and fabrication processes thereof are...
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6770997 |
Micro-electromechanical energy storage device
A micro-electromechanical homopolar generator on a substrate and a method of manufacturing the same. The micro-electromechanical homopolar generator includes first substrate layer having an axial...
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6766572 |
Method of assembling a stator
A stator comprises a stator frame, a plurality of key bars connected to the stator frame and a stator core. Each of the key bars has a dovetail. The stator core is formed by a pre-packaged stator...
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