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6288469 Fixing device and method for a brush holder  
A fixing device for a brush holder having a pair of leg pieces extending away from an upper surface of the brush holder. The leg pieces have fingers extending away from the free ends of the leg...
6282775 Methods for injecting stator winding coil groups into a stator core  
An apparatus for injecting a plurality of coil groups into a stator core of a dynamoelectric machine is described. The injection apparatus includes, in one embodiment, a stripper assembly including...
6282773 Apparatus for producing winding slot insulators and inserting same into the stator core of an electromechanical machine  
Insulating slot liners for insertion into stator core winding slots are formed from a narrow-width reel of insulating material. The width of the material is determined by the inner circumferential...
6281612 Stator of AC generator for use in vehicle and method of manufacturing the same  
A stator coil has tooth portions and slot portions defied between adjacent tooth portions. Each tooth portion has a rectangular cross-section perpendicular to the axis of the stator core. A group...
6278206 Electrical connection apparatus and method for connecting an alternator stator  
An electrical machine such as an alternator (10) has a first housing (14) and a second housing (16) with a stator core assembly (18) therein. The stator core assembly has a plurality of windings...
6274957 Reduced size electromagnetic device  
An electromagnetic device of significantly reduced size is provided by the specific designs of the end shields of the device and by the specific designs of insulating end caps of the device that...
6269706 Starter and its installation method  
To fully secure the precision around an output shaft, an electromagnet is axially held in position between a center bracket and a front bracket which form an enclosing member for a starter.
6267317 Stator winding method and apparatus  
A stator winding machine has a turret plate mounted for rotation about a vertical axis with stator clamp mechanisms mounted at spaced locations around its periphery for clamping stators to the...
6262511 AC generator stator core for vehicle and production method thereof  
A thin metal sheet is laminated to form in advance a plurality of core units (of a circular cylinder shape) having the thickness of 1/N (N is a natural number of more than 2) of a predetermined...
6254027 Winding machine  
A winding machine, as a ball screw mechanism for moving a nozzle section (10) in three dimensional directions, comprises a lateral movement mechanism (20), a lengthwise movement mechanism (30), a...
6247223 Methods of making an electric motor and thrust bearing assembly for same  
A fractional horsepower motor has a thrust bearing assembly mounted on the motor shaft to dampen the axial movement of the shaft. The assembly includes a thrust collar formed of resinous material...
6246142 Stator core for car AC generator and process for producing stator core for car AC generator  
A stator core which joint vibration in a radial direction and can suppress a vibration mode and a production process therefor. The stator core has a plurality of welded portions formed on the...
6242836 Vehicle AC generators stator and method of manufacturing the same  
In a stator of a vehicle ac generator, a slot insulator has a portion closing the opening of a slot. Therefore, portions of the stator winding disposed in the slot can be retained in the slot...
6242824 Motor and manufacturing method thereof  
A motor is provided wherein a spindle of a motor body and a worm shaft of a speed reducer are easily coupled. When a yoke housing and a gear housing are to be assembled, first engaging bulges and...
6237214 Apparatus for manufacturing laminated parts with center interlock  
Progressive die assembly for forming a centrally interlocked stack of laminations for rotors, the stack of laminations having a central stack axis. The die assembly includes a punch which forms a...
6237213 Process of manufacturing an electrical rotating actuator such as for use in weaving looms and weaving systems  
A method of forming a stator for an electrical actuator of a type which may be used in weaving looms and weaving systems wherein a stack of armature plates having two-spaced sections are initially...
6230388 Method for producing a stator for electric machines  
A method for producing a stator for electric machines, wherein a plurality of coils (10) is prewound and drawn into a stator lamination package. Subsequently the wire ends (14) of the coils (10)...
6232682 Gas cooled solid conductor series loop cap assembly  
A cap for disposition on a series loop of a bar wound armature of an electrical system and having openings in side walls thereof for providing ventilation flow to the solid series loop. The...
6229241 Structure and manufacturing method for motor and stator  
A motor having a lap winding structure and a manufacturing method therefor, wherein inserts of two different coils are installed side by side in one slot of a stator in a circumferential direction...
6225725 Manufacturing process of a divided type stator  
In manufacturing the iron core of a divided stator, a plurality of pole pieces with fitting portions formed on both sides of pole portions are laminated and fixed to one another. A plurality of the...
6223417 Method for forming motor with rotor and stator core paired interlocks  
A method for making a core for one of a rotor and a stator for use in an electric motor, the core being formed from a plurality of laminations, includes forming a predetermined number of...
6223416 Method of manufacturing a dynamoelectric machine  
A dynamoelectric machine constructed for speed and accuracy of manufacturing has a stator core constructed of 90° symmetrical stator laminations and the windings have differing numbers of poles...
6219900 Method of assembling a stator core  
A method of assembling a stator core, the stator core having a plurality of segmented cores. Each of the segmented cores has an arcuate yoke portion, a pole portion extending diametrically inwards...
6218922 Bearings for proportional solenoid  
Proportional solenoids have low friction bearings formed by molding a pair of annular bearings in imprecise grooves formed in armatures so that radially outer surfaces of the bearings have a...
6215210 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...
6215209 Small-sized motor equipped with worm gear reducer and method of manufacturing the same  
A small-sized motor equipped with a worm reducer according to the present invention includes a cavity portion 10 formed in a gear case 17, which accommodates a worm 6 mounted on a motor shaft 4 and...
6206319 Wire winding clamp  
An apparatus and method for winding dynamoelectric machine field windings including a winding tool supported for longitudinal and rotational movement relative to a stator supported by a stator nest...
6205644 Method of assembling an electric motor  
A method of assembling an electric motor by building the motor in one direction without the need to turn the motor end over end during the assembly process. The method includes providing a first...
6202286 Method for creating a joint between the exciter poles and the pole casing of an electric machine  
6204579 Electronic switching electric motor  
An electronic switching electric motor having a rotor and a stator having a number of stator teeth is characterized in that an assembly element of stator teeth is made of plastic and is co-molded...
6204577 Method and apparatus for space-saving installation of a starter-alternator  
An installation and support apparatus or assembly 18 is provided for use in combination with an electric machine 10, such as a starter-alternator, which is adapted to be operatively installed...
6201324 Stator pole teeth for a claw pole stepping motor  
A stator structure enables a claw pole motor to be reduced in diameter and to highly increase its performance. In a stator structure of the claw pole stepping motor comprising a stator that...
6199265 Method of securing magnets of revolving electric machine  
When a magnet cover 21 is press-fitted into the inner peripheral surfaces of magnets 18 annularly arranged on the inner peripheral surface of a hollow cylindrical yoke 11 having at an end thereof a...
6201321 Apparatus and method for dissipating heat from a motor  
Heat-conductive masses of material encapsulate end turns of a stator fixed in a housing of a motor to dissipate heat from the stator through the side and one end of the housing. In one embodiment,...
6198181 Motor design methods and motors fabricated therefrom  
A motor which has optimal performance along with minimal performance sensitivity with respect to manufacturing variations is described. Performance is defined by a critical-to-quality relationship....
6198193 Supporting configuration for the stator of an electric machine, in particular of a turbogenerator  
A configuration for supporting a first part of a stator of an electric machine, in particular a turbogenerator, at a second part of the stator, in which the first part and the second part are at a...
6188156 Cast rabbet joint for proper alignment of assembled components  
A rabbet joint between two components of an assembly eliminates the possibility of the formation of an undesirable radius between angled surfaces of the rabbet by segmenting the surfaces with...
6181044 Vehicle AC generator stator  
A stator of a vehicle AC generator including a stator core having a plurality of slots and a stator winding disposed in the slot. The stator winding includes a plurality of conductor segments...
6181042 Method for preventing corona surface damage in end windings of air-cooled motors and generators  
An end winding (10) of a high voltage air-cooled ac generator or motor is made more resistant to surface deterioration by corona activity by using a paint whose binder contains at least 20% by...
6167610 Method of making a rotary motor  
Magnetic materials which are divided into a plurality of blocks or divided corresponding to respective magnetic pole teeth are connected by means of thin portions. The respective magnetic pole...
6166474 Molded stator core for electric motor  
A molded stator core for an electric motor includes a stator core including a yoke and a plurality of teeth formed on an outer periphery of the yoke, the teeth having different types, and a...
6163952 Method of manufacturing armature of motor using hoop member  
A motor armature having a simplified assembly comprises an inner cylinder and an outer cylinder arranged coaxially, and a plurality of pole pieces provided radially at equal intervals between the...
6166469 Method of fabricating a compact bearingless machine drive system  
A compact bearingless machine drive system includes: a first rotor segment; a first stator segment with the first stator segment including a drive winding and a first control winding; a second...
6161274 Dynamoelectric machine and processes for making the same  
Disclosed are methods of making dynamoelectric machines which include use of two sheet metal cup-shaped members to form a housing that completely surrounds and encloses the stator. The stator is...
6148499 Method and device to draw-in coils into slots of stator laminated cores of electric machines  
A method and apparatus for drawing windings into slots in laminated stators of electrical machines by producing coils on a form and transferring the coils onto an insertion tool. The insertion tool...
6148501 Fabrication means for in-hub spindle with separate fluid dynamic bearings  
A method of fabricating a spindle hub assembly (90) including precision machining critical surfaces of the hub components (60, 33) that mount onto a spindle shaft (30) and accurately locate the...
6145187 Method for manufacturing a claw pole stator structure  
A multipole brushless DC motor stator is formed with a pair of complementary opposable claw pole stator structures in which each of the stator structures comprises a stator base formed of a...
6147431 Stator core and method of manufacture therefor  
A plurality of strips formed with tooth portions and core back portions is punched from a single band of sheet steel. Next, a plurality of strips is stacked such that the tooth portions line up...
6145772 Device for winding coils in axial grooves of rotationally symmetrical bodies of electric equipment  
In a device for winding coils from at least two parallel guided winding wires in axial grooves arranged on the outer circumference of rotationally symmetrical bodies of electric equipment and for...
6145773 Tool changing methods and apparatus for an armature winding machine  
Apparatus and method in a motor winding machine for shielding a dynamo-electric core, including a shielding assembly including a longitudinal member defining a longitudinal axis, a first end...