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6145189 Apparatus for assembling magnets for a voice coil motor  
An apparatus for merging magnetized magnet segments to form a composite magnet for assembly in a voice coil motor for a disc drive. The apparatus includes first and second magnet segment nests for...
6144136 Stator arrangement of alternator for vehicle  
In a stator of an alternator for a vehicle including a stator core and a multi-phase stator winding, the stator winding is composed of a plurality of conductor segments having a pair of conductor...
6141864 Motor stator winding tool  
A winding tool (10) is used for connecting pairs of motor stator winding leads (91b-98b, 91c-98 c) and cutting of the connected pairs of leads to a predetermined length. The winding tool (10)...
6131268 Method for manufacturing a lamina stack having at least two differently shaped lamina layers  
A laminated stack having a lamina layer comprised of a plurality of discrete lamina segments and which may also have laminas which define a plurality of outer perimeter configurations. The...
6131422 Drive device for a washing machine  
A washing machine includes a laundry drum mounted through an at least approximately horizontally disposed shaft within a bearing sleeve of a rigid star carrier attached to a bottom wall of a tub. A...
6127755 Motor and end frame therefor for machine of pump applications and method of assembling same  
A method of assembling a motor and pump assembly. The machine or pump assembly includes an electric motor having a housing, an end frame and a bolt extending through the housing and the end frame...
6125528 Method for making a composite electric motor housing  
An electric motor housing is made by press-forming a composite material on a metal cylinder and machining passages in the press-formed material. This reduces weight, reduces motor vibration...
6122817 Rotor assembly having lamination stack that is separately piloted and clamped  
A rotor assembly includes a lamination stack, a pilot shaft for providing radial piloting for the lamination stack, and clamp for applying an axially compressive force to the lamination stack....
6124659 Stator wedge having abrasion-resistant edge and methods of forming same  
A stator wedge (30) to position in a coil slot (40) for retaining coils (40) of a stator of a power generator and methods of forming the wedge (30) are provided. The stator wedge (30) preferably...
6116532 Armature winding machine with vibration means  
An improved coil winding machine adapted to wind an armature form, the machine including a vibration source used to vibrate the form and the wire to effectively insure maximum loading of wire on...
6118197 Apparatus and methods for protecting motor from air borne contaminants  
A refrigerator condenser fan motor enclosure including a base and a cover is described. The base and cover forming a top and a bottom of the enclosure which protects the refrigerator condenser fan...
6108897 Stator coil finish lead positioning  
A stator coil finish wire is wedged between the wound coil from which it extends and the stator core at a stator winding station. To accomplish this, a loop is formed in the finish lead and trapped...
6111334 Divisible lamination brushless pump-motor having fluid cooling system  
A brushless pump-motor has a pump housing having an impeller chamber with an impeller in the impeller chamber. A motor assembly is coupled to the pump housing. The motor assembly includes a stator...
6107718 Stator for an electrical machine  
In a stator (11) for an electrical machine, in particular for a starter motor in motor vehicles, having an exciter winding (22) with a plurality of windings that is wrapped randomly around the...
6106324 Programmable termination strip for electric motor  
A programmable terminal strip for connecting the internal electrical conductors of an electrical device, such as the phase windings of an electric motor, with a plurality of external electrical...
6098273 Device for mounting a shaft to the rotor of an electric motor  
A device for mounting the shaft to the rotor of an electric motor, comprising the steps of: positioning a cylinder block (3) and a rotor (7) relative to each other with a predetermined axial...
6092276 Stator manufacturing method  
Stator coil lead wires are coursed along complex, circuitous paths on the end of a stator core and trimmed at a precise predetermined distance from the stator core. Improved end effector...
6081059 Outer-rotor electric motor having inner-stator formed by concentrically wrapping flattened stator elements on stator core  
An electric motor of outer-rotor type includes: an inner stator mounted on a stator holder, an outer rotor rotatably circumferentially disposed around the inner stator, a shaft coaxially secured...
6079659 Electric motor and method of manufacturing the same  
A method of winding an armature of a four-poled dc motor composed of the armature having (4m+1) slots and a commutator having the same number of commutator segments as the slots. The method employs...
6078121 Rotor assembly for a rotating machine  
A rotor assembly for a rotating machine includes a substantially cylindrical main rotor body having an outer surface. A plurality of longitudinal ribs project from the outer surface of the main...
6076251 Method of manufacturing a field coil for motors  
A method of manufacturing a field coil for motors that does not require winding of a field coil on a pole core of a stator and that improves the space factor of the field coil. On a part of a...
6073336 Method for stator coil lacing  
A method and apparatus for lacing stator coil windings and leads is provided. Lacing of the stator coil windings and leads is performed during an automated process which occurs while the stator is...
6075304 Stator with molded encasement for small motors and manufacturing process therefor  
A stator has a lamination stack with a first electrically insulating layer and coil guides formed of high flow thermoplastic synthetic resin simultaneously insert-molded thereon. A coil is wound...
6067702 Stator manufacturing and testing method and apparatus  
Stator coils having lead wires inserted into temporary wire clamps (36) at a winding station are electrically tested before the coil lead wires are removed from the temporary clamps. In one aspect,...
6069430 Insulating material and windings thereby  
The high thermoconductive insulating film 11 was formed around the outer periphery of the wound conductors 10, using the high thermoconductive insulating tape 1 comprising the mica layer 3, the...
6069421 Electric motor having composite encapsulated stator and rotor  
The electric motor disclosed in the specification has an encapsulated stator which includes inner and outer annular composite layers each having a radial flange joined to an end of the other layer...
6065204 Slot cell insulating system and method  
A system and a method for forming, storing and loading slot cell insulators into slots in a stator core of a dynamoelectric machine. The system includes a forming assembly for forming slot cell...
6061894 Method and apparatus for assembling disc drive motors utilizing multiposition preload/cure fixtures  
An method and apparatus for the assembly of motors utilizing curable adhesives. The method includes stations for: treating motor components with adhesive, assembling the motor components piece by...
6060799 Magnet carrier for motor housing  
Permanent magnets are pre-positioned around an injection molded magnet carrier, and the magnet carrier together with the magnets is inserted through one end of a motor housing. Locating features of...
6058593 Method for producing a micro motor  
6058594 Process for manufacturing an electric motor  
The present invention refers to an electric motor comprising a stator with an internal permanent magnet and a tubular magnetic return sleeve surrounding said permanent magnet whereby an annular air...
6056845 Bonding of electric coils  
High speed bonding of wound electric components, and particularly armatures, having coils wound from bondable wire is obtained by providing a component support table having equally-spaced...
6049966 Coil for electric machine and manufacturing method thereof  
A magnet wire having generally round cross section is taken out from a wire pack and formed by a forming roller mechanism into a polygonal shape in cross section to be wound on a bobbin tightly,...
6047459 Method for assembly of components for a voice coil motor  
A device for assembling a magnet assembly for a voice coil motor for a data storage device. The device including a base, spacer nests and first and second assembly blocks for supporting plates for...
6047460 Method of producing a permanent magnet rotor  
A method of manufacturing a permanent magnet rotor comprising a rotor yoke (2) of a rotor (1) which is formed by laminating a large number of steel sheets (4), (14), (24), (34) and (44), has 2n...
6049147 Motor, structure of stator of the motor and assembly method of the stator  
The present invention provides a motor and a stator structure of the motor and an assembly method of the stator structure and a method of installing the motor. The stator structure of the motor...
6047461 Rotor for permanent magnet excited, high-speed electric rotary machine, manufacturing method of the same and electric rotary machine including the same  
A manufacturing method of a rotor for a permanent magnet-excited, high-speed electric rotary machine according to the present invention comprises, covering an outer circumferential surface of at...
6044545 Stator winding method and stator winding structure  
In a stator winding method and a stator winding structure, the ends (4a) of windings (4) are caused to become entangled with terminals (6) through a longitudinal rod member (10) and form slack...
6044737 Stator of and arc shaping method for brushless motor  
A new type of stator design and arc shaping method that is used in a diametrically wound and diametrical air gap type of brushless motor. After arc shaping, the stator of this brushless motor has...
6046432 Apparatus for welding lamination stack to produce core of electromechanical machine  
An apparatus for producing magnetically-permeable cores for use in electromechanical machines, such as electric motors. The apparatus includes a plurality of welding arbors adapted to support a...
6040647 Electromagnetic device having encapsulated construction and precise positioning of bearing and shaft axes  
An electromagnetic device, such has an electric motor, having a stator with a stator bore having a center axis that is precisely aligned with the center axes of the rotor and bearings supporting...
6036135 Winding of coils into axial slots in rotationally symmetric bodies of electrical devices  
In a process for the winding of coils into axial slots disposed on the outer perimeter of rotationally symmetric bodies of electrical devices, at least one wire, guided by a winding arm movable...
6023838 Method of producing motor casing  
A method for producing a motor casing having a first casing member and a second casing member which are separated in a direction of a rotation shaft of a motor is disclosed. The first and second...
6020661 Injection molded motor assembly  
An electrical motor and the process for forming that motor utilizes injection molding techniques to unitize the stator assembly. The stator assembly includes a stator lamination stack and...
6018864 Apparatus for assembly of components for a voice coil motor  
A device for assembling a magnet assembly for a voice coil motor for a data storage device. The device including a base, spacer nests and first and second assembly blocks for supporting plates for...
6020667 Stator bonding nib  
A stator includes projecting portions extending from an outer edge of a plurality of stator laminations. The projecting portions form a point. When the stator is inserted into a motor housing, the...
6012670 Multiple dynamo-electric machine parts handling and winding methods and apparatus  
A transfer mechanism is operatively disposed between a conveyor for dynamo-electric machine parts (such as electric motor armatures) and apparatus for simultaneously processing a plurality of those...
6012217 Method of fabrication of motor coil stator including bobbin wound coils  
A motor stator comprises a first stator frame part, a second stator frame part including first and second pole portions separated by a stator bridge, and two magnetic arms. Each of two bobbins is...
6011340 Dynamo-electric apparatus and methods for manufacturing  
A dynamo-electric core which has a lamination stack defining an axial bore therethrough is wrapped by a wire coil having a coil lead. A mounting member is axially movable within said axial bore...
6009618 Apparatus for producing winding of stator coil  
A stator coil winding is produced by supplying a wire to a winding frame from a nozzle, holding a terminal end of the wire with a holding device, rotating the winding frame with a driving device to...