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7610671 |
Method for assembling an electric motor using a slip fit tolerance ring
An electric motor includes a stator, a housing supporting the stator and having a bearing seat with an inner surface and an inner end, a bearing having an outer surface, a shaft rotatably supported...
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7608968 |
Dust core and method of manufacturing the same
A stator core includes first and second annular dust core pieces. Each of the first and second annular dust core pieces has a plurality of arcuate dust core pieces each integrally having a yoke...
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7603760 |
Method for producing a helical stator
In a method or system for producing a helical stator, a stator core strip is provided having a base portion with spaced tangs extending from the base portion. The strip is driven in a feed...
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7603759 |
Method for manufacturing a motor having a control circuit board
A control circuit board is received in a circuit board receiving case without being directly joined to the circuit board receiving case and has a circuit board side connector. The circuit board...
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7600311 |
Method for producing a magnetically excitable core comprising a core winding for an electric machine
A method for producing a magnetically excitable core for an electrical machine, by which in a method step (S 1 ), the core, having a substantially parallelepiped shape with slots extending parallel...
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7591063 |
Method of making an armature
A method of making an armature includes placing a commutator and a lamination stack on an armature stack. Coil windings wound in slots in the lamination stack, the commutator and armature shaft are...
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7587807 |
Method for manufacturing a stator of an electrical rotating machine
A method for manufacturing a stator of an electrical rotating machine that is configured to have a rotor mounted inside the stator. The stator has a laminated magnetic circuit having a stack of...
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7581307 |
Method of making an electric machine having an electronics mount secured by an interference fit
A method includes heating a housing of an electric machine to thermally expand the housing, positioning a mount having power and control electronics assembled thereon and in contact therewith in...
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7579745 |
Motor
A rotor is operable to rotate in a rotating direction, and is provided with five teeth that define five slots therebetween at regular intervals in the rotating direction. A pair of arc-shaped...
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7578047 |
Methods of stitching interconnecting wires on a stator to reduce phase-on-phase conditions
A method of stitching a plurality of interconnect wires on a stator of an electromagnetic machine is disclosed. The stator includes a plurality of discrete and individually wound stator segments...
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7574790 |
Method for manufacturing a stator of an electrical rotating machine
A method is provided for manufacturing a stator of an electrical rotating machine. The method includes: impregnating a first winding head with a first composition that includes a heat-setting resin...
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7562590 |
Torque detecting device and manufacturing method of yoke assembly
A yoke assembly is constructed by retaining integrally a yoke ring having positioning holes aligned with pole claws arranged equally on the inner circumference and a yoke ring having positioning...
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7562439 |
Apparatus for making a laminated core structure
An apparatus for manufacturing an electric motor having a laminated core structure formed by a plurality of core plates made of rolled material of electromagnetic sheet steel. The core plates are...
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7562438 |
Jig for assembling rotor
Disclosed herein is a jig for assembling a rotor. The jig includes an upper jig part, a lower jig part, a support plate, a guide jig part, and a spring. The upper jig part has a pressure protrusion...
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7549207 |
Method of manufacturing an actuator
A manufacturing method for an actuator including a casing and a housing. The method includes setting a metallic ring in a molding die; injection molding a first flange portion of the casing using...
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7546673 |
Method for electric motor terminal welding isolation
In a manufacturing method of an electric motor, at a time of in-sequence arc welding each of one end of a plurality of lined-up connector terminals to each of a plurality of lined-up detection...
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7546672 |
Methods for manufacturing a motor
It is an object of the invention to provide a technique for easily installing many turns of a coil winding on a stator. Representative method for manufacturing a motor includes preparing the coil...
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7536770 |
Winding method for stator of motor
According to a nozzle winding method of causing a nozzle ( 41 ) to pass between adjacent magnetic poles ( 12 ) and rotating the nozzle ( 41 ) around the magnetic pole ( 12 ), winding is carried out...
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7530161 |
Quick-form metal tooling system for generators stator bars
A modular “quick-form” tooling system and stator bar form set-up method is provided for reconfigurably mounting various stator bar bending/forming tool modules that are used to produce custom...
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7530157 |
Method of forming coils of a stator of a rotary electric machine
A method of manufacturing coils that includes forming a predetermined number of U-shaped conductor segments. The U-shaped conductor segments are twisted using first twisting formation jig composed...
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7530156 |
Lamination cooling system formation method
An electric motor, transformer or inductor having a cooling system. A stack of laminations have apertures at least partially coincident with apertures of adjacent laminations. The apertures define...
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7526855 |
Methods of manufacturing voice coil motor magnetic returns
Methods to make rotary and linear voice coil motors, having either single air gaps or dual air gaps. A first embodiment of the invention involves a method to manufacture voice coil motor magnetic...
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7526853 |
Method for handling a stator bar
A cradle for a stator bar including: a platform having a length extending at least two-thirds the stator bar; a plurality of clamps arranged along the length of the platform and at least one end...
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7523540 |
Device for positioning and affixing magnets to a magnetic yoke member of a motor
A device for positioning and affixing magnets on a magnetic yoke member of an electric motor includes: a nonmagnetic support for receiving the magnets; a magnetic element for holding the magnets in...
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7518281 |
Electric motor with a housing for at least two carbon brushes
An electric motor includes carbon brushes ( 5 ) disposed in a holder ( 6 ) that are pressed by means of a spring force ( 7 ) in a radial direction against a jacket face of a cylindrical collector (...
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7513029 |
Tool for manufacturing coils for dynamoelectric machines and method therefor
A tool and method for winding and forming a field coil for field assembly, such as a stator, includes separable tool halves defining a winding cavity therebetween. The winding cavity receives...
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7513028 |
Systems and methods for repairing a rotor system keyway
A method to repair a rotor system having a coupling, a coupling keyway, a shaft, a shaft keyway, and a key. The method may include the steps of machining a shaft relief on the shaft adjacent to the...
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7484290 |
Methods and system to facilitate installation and removal of a generator rotor assembly
A method of installing a rotor assembly in a generator stator including a central bore is provided. The method includes coupling at least one of a first rotor section and a second rotor section of...
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7480987 |
Method for pre-forming conductors for motor rotors and stators
Method and apparatus for pre-forming insulated conductors for motor rotors and stators for use in a next process in forming motor rotors and stators. In accordance with the full exemplary process,...
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7480981 |
Method of producing hard disk drives of reduced size
A method of producing hard disk drives of reduced size including using a one or more MEMS spindle motors, and one or more magnetic heads. Each spindle motor includes a rotor and a stator. The rotor...
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7478777 |
Apparatus for producing a stator with grooves to receive a stator winding, such as a stator of a ring generator for a wind power installation
An apparatus produces a stator in which grooves are provided at the inner or outer periphery in mutually spaced relationship to receive a stator winding. The stator thus produced may be used in a...
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7478471 |
Method for mounting a drive shaft of a compressor
The invention concerns a method for mounting a drive shaft ( 19 ) of a compressor, particularly a hermetical refrigerant compressor, which has a motor with a stator ( 1 ) and a rotor ( 23 ),...
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7472468 |
Method for winding brushless DC motors
A method of making a wound field for a brushless direct current motor, direct current generator, alternating current motor or alternating current generator, includes providing a base mold having an...
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7467456 |
Method of arranging a resolver
A method of arranging a resolver comprises the steps of: a, setting stator magnetic poles number of the resolver N s as a number being in integral multiples (t) of a phase number q; b, figuring...
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7464460 |
Method of metallurgically bonding a stator bar
A method for metallurgically bonding a stator bar to a coupling to reduce the incidence of leak paths resulting from corrosion. The stator bar comprises strands through which a liquid coolant can...
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7464455 |
Method for forming an armature for an electric motor
A method for forming an armature for an electric motor includes securing a lamination stack having slots therein on an armature shaft. A commutator is secured on one end of the armature shaft....
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7462966 |
Synchronous electric motor, particularly for washing-machines and similar household appliances, and relevant assembling method
Synchronous electric motor ( 3 ) for washing-machines ( 1 ) and similar household appliances with rotary drum ( 2 ), of the type comprising an inner stator ( 5 ) having relative stator windings ( 9...
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7461443 |
Method relating to a threaded inner sleeve for generator magnet
An inner sleeve, having threads on each end, is formed on a motor or generator rotor. A pair of stub shafts are threadably attached to the inner sleeve at each end and a magnet is placed in...
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7451538 |
Method for fabricating rotor assembly
In accordance with one embodiment, the present technique provides an apparatus for assembling a rotor. The exemplary apparatus includes a base that has a central aperture and a seating surface for...
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7437790 |
Pool cleaning vacuum employing multiple power supply sources and associated method
A pool cleaning vacuum employing multiple power supply sources and associated method includes a body including first, second and third vertically juxtaposed chambers formed therein. The chambers...
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7437253 |
Parametrically disciplined operation of a vibratory gyroscope
Parametrically disciplined operation of a symmetric nearly degenerate mode vibratory gyroscope is disclosed. A parametrically-disciplined inertial wave gyroscope having a natural oscillation...
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7434759 |
Multiple wire winding
The present invention concerns forming wire coils by simultaneously winding a plurality of wires onto a dynamo-electric machine component. In order to maximize the amount of wire that can be placed...
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7430796 |
Method for winding the stator of a multiphase electric motor
In a method for winding the stator of a multiphase electric motor a plurality of mutually spaced stator teeth are assigned to each phase, wherein all the teeth of the stator are wound without a...
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7421776 |
Clamp to attach a stator bar to a clip
A clamp for attaching a clip to an end of a stator bar including: an anchor adapted to fit into an open end of the clamp; a bracket having a first leg extending radially from the anchor and a...
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7415758 |
Device to press the shaft of a rotor into a stator housing
A device to press a rotatably supported shaft of a rotor of a spindle motor for a hard disk drive into a shaft receiving portion of an associated stator housing by means of a first pressing tool...
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7415756 |
Magnetizing method using a magnetizing jig and method of assembling an electric compressor by using the jig and the magnetizing method
In a method for assembling an electric compressor which contains a rotor having built-in magnets, magnets in a pre-magnetization state are inserted into a plurality of slots of a magnetizing jib...
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7414342 |
Rotor of rotating electric machine and method of assembling rotor of rotating electric machine
A magnet-mounting member for holding permanent magnets against side faces of each claw-shaped magnetic pole has pairs of extreme-end and basal-end hooking tabs for preventing displacement of the...
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7395594 |
Apparatus and method for the installation of a stator core into a power generator
The present invention comprises a method and apparatus for installing a stator core into a power generator 1 that comprises assembling the stator core inside of a container 60 , and then moving...
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7395593 |
Method of applying outer insulation to a stator bar of an electric machine
A method of applying an outer insulation to a stator bar to form an insulated stator bar. The method entails extruding at least one extruded member that will form the outer insulation. The extruded...
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7389583 |
Method of manufacturing a stator component
The invention relates to a method for manufacturing a stator component that is intended in operation to guide a gas flow and to transfer loads. The component is constructed of at least two sectors...
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