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Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 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 acting on the rotor and a second pressing tool acting on the stator hou... | 08/26/2008 |
| 7370401 | Apparatus and methods for wire coil lead placement Apparatus and methods for forming wire coil leads that depart from wire coils inserted into a dynamo-electric machine component are provided. A plurality of wire coils may be received on an insertion tool. A wire lead may be anchored at a location on the insertion t... | 05/13/2008 |
| 7363693 | Wire-processing device A wire-processing device has a belt-drive that feeds a wire to a swivel-arm with a gripper. Drives operate the swivel-arm in a swiveling motion and/or in a linear motion. The swivel-arm has a neutral position on a longitudinal axis of the wire and on the axis is a p... | 04/29/2008 |
| 7340820 | Machine stator fabrication method A machine stator is fabricated by positioning pre-wound stator windings with respect to a laminated stator yoke and directly molding composite tooth tips into contact with respective teeth of the laminated stator yoke, or by positioning pre-wound stator windings aro... | 03/11/2008 |
| 7328502 | Apparatus for making circuitized substrates in a continuous manner Apparatus for making circuitized substrates using a continuous roll format in which layers of conductor and dielectric are fed into the apparatus, bonded, and passed on to other nearby work stations in which various processes such as hole formation, circuitization a... | 02/12/2008 |
| 7299541 | Contact press-fitting apparatus It is an object of the present invention to provide a contact press-fitting apparatus which can perform the press-fitting of all of the contacts with high reliability, without leading to problems such as buckling of the contacts, even in cases where the array pitch ... | 11/27/2007 |
| 7275299 | Motor manufacturing process A plurality of single-pole coils are retained by a coil retaining device, the single-pole coils are arranged such that the coil insertion portions of each single-pole coil confront the inner circumference openings of the slots and may be generally parallel to the ax... | 10/02/2007 |
| 7252118 | Motor coil winding and insertion method and apparatus According to one aspect, the present technique provides methods and apparatus for inserting coil windings into a stator. Advantageously, the windings may be wound in a vertical configuration to facilitate insertion of the windings into stator slots. Moreover, the ex... | 08/07/2007 |
| 7204011 | Method for manufacturing adaptive machines A method for assembling machines using multiple, structurally equivalent components. The characteristics of each component are tested. The tested components are sorted into component classes using the test information. Individual components are selected from the cla... | 04/17/2007 |
| 7197811 | Method for separating stator windings of an electric motor during manufacture A technique for separating the stator leads of an electric motor during the manufacturing process. The technique comprises a system having a lead gathering assembly, a lead separator, and a drive mechanism. The lead gathering assembly is adapted to gather together a... | 04/03/2007 |
| 7193345 | Collecting and distributing ring for rotary electric machine stator A collection-distribution ring comprises three busbars, each having a circular ring shape, which are integrally connected together with prescribed distances therebetween by an insulating resin. Coil connection terminals project inwardly in a radial direction and are... | 03/20/2007 |
| 7185413 | Motor manufacturing method A motor manufacturing method includes: a coil formation step of forming a unipolar coil, having coil inserting portions at two positions and coil end portions at two positions, in to a shape that changes such that a size in a height direction parallel to the coil in... | 03/06/2007 |
| 7159296 | Coil-winding machine stator installation jig A stator stack and stator jig assembly provide a consistent amount of slack in stator coil wires without increasing the complexity of coil-winding machines or adding production steps, and prevent crossing of the stator coil wires in the slack areas. A stator stack h... | 01/09/2007 |
| 7143501 | Method for assembly of an automotive alternator stator assembly with rectangular continuous wire A method of forming a stator core assembly for an electric machine includes providing a stator core having a plurality of radially extending slots, forming a flat wire pack having a plurality of continuous electrical wires, shaping the flat wire pack into a substant... | 12/05/2006 |
| 7093344 | Slack-forming mechanism for stator coil A slack-forming mechanism for stator coils that is able to impart slack of appropriate size to the stator coil without imposing an excessively heavy burden on the coiling machine. The slack-forming mechanism includes a coiling machine attachment jig having a protrud... | 08/22/2006 |
| 7032293 | Process for producing bundles of laminated sheet metal for magnet cores A process for producing bundles of laminated sheet metal for magnet cores, wherein laminations are punched free along two longitudinal edges of a sheet metal strip, at least two sheet metal laminations of a magnet core are of a different width extending from one lon... | 04/25/2006 |
| 7017850 | Wire manipulator methods and apparatus for dynamo-electric machine coil winding The present invention concerns solutions for disposing the wire leads of a wire coil along trajectories that have predetermined positional references relative to the dynamo-electric machine component. The present invention proposes to provide a wire lead manipulator... | 03/28/2006 |
| 7015616 | System and method for providing coil retention in the rotor windings of a high speed generator A coil retention system for a rotor of a high speed electrical generator, such as an aircraft generator, that uses compliant material to fill variable dimension voids and/or gaps in the coils wound around the rotor of an electrical machine. During processing of the ... | 03/21/2006 |
| 6959486 | Apparatus for gripping wire in an armature winding machine An apparatus for gripping temporarily the wire in an armature winding machine. The machine is of the type comprising a gripper formed by an arm (11) having an end (13) connected to a support (14) and the other free end (12) for gripping t... | 11/01/2005 |
| 6942049 | In-wheel motor for electric automobiles The present invention provides an in-wheel motor for an electric vehicle allowing a drive motor to be freely mounted onto a chassis irrespective of the shape, structure, and characteristics of the drive motor as well as allowing free selection of a reduction gear ra... | 09/13/2005 |
| 6923399 | Manufacturing methods and apparatus for terminating dynamo-machine component wire coil leads Methods and apparatus for terminating dynamoelectric machine component wire coil leads in situ in automated wire coil winding machines are provided. A shape-forming wire-termination fixture is disposed about the front face of the dynamoelectric machine component. Af... | 08/02/2005 |
| 6906440 | Bracket assembly having a plurality of plates for a dynamoelectric machine A bracket assembly for a dynamoelectric machine includes a base plate and a bracket support assembly. The bracket support assembly includes a first end plate, a second end plate and a support member connected to at least one support plate. The bracket support assemb... | 06/14/2005 |
| 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 from the pole in a peripheral direction. Such pole tips may obstruct ... | 03/01/2005 |
| 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 obtained by stamping and welded. The stator is formed by means of f... | 02/08/2005 |
| 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 hub has a mating surface configured to secure the central hub to the c... | 01/18/2005 |
| 6769168 | Flux ring for an electric motor A flux ring for a motor of a power tool has an annular housing which fits inside the motor can of the motor. At least one magnet is on the ring. The at least one magnet includes a portion formed from an isotropic magnetic material and a portion formed from an anisot... | 08/03/2004 |
| 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 shape on which a shaft hole is formed at center part, and a pluralit... | 08/03/2004 |
| 6739034 | Assembling apparatus for electrical machine having permanently magnetized field magnets An assembling apparatus for assembling rotating electrical machines having permanent magnets and armatures cores. The apparatus holds the armature core while the permanent magnets are assembled on to it thus avoiding hand labor. At all times, the rotor is supported ... | 05/25/2004 |
| 6722020 | Workpiece table assembly A workpiece table assembly is configured to hold a plurality of workpieces (e.g. conductive strands) so that the workpieces can be modified (e.g. bent). In one embodiment, the workpiece table assembly advantageously comprises a table, a saddle, a lift mechanism, and... | 04/20/2004 |
| 6722016 | System for separating stator windings of an electric motor during manufacture A technique for separating the stator leads of an electric motor during the manufacturing process. The technique comprises a system having a lead gathering assembly, a lead separator, and a drive mechanism. The lead gathering assembly is adapted to gather together a... | 04/20/2004 |
| 6640416 | Method for axially drawing coils into stators or rotors of electric machines Prewound coils are axially drawn into grooves of stators or rotors of electric machines. This is performed by means of a draw-in star, which can be pushed forward through their bores, behind which cover strips (16), made of insulated material, are pushed ... | 11/04/2003 |
| 6619578 | Winding apparatus and method A method and apparatus for winding and placing windings on the magnetic core of a motor without transferring the windings prior to insertion. The method and apparatus include using a single coil winding/injection device having a plurality of gap defining ... | 09/16/2003 |
| 6601286 | Device for producing a distributed wave winding A device is provided for producing a distributed wave winding. To improve the currently used method for producing a distributed wave winding the device provides for a relative indexing to be carried out between a template and a coil receiver after a first... | 08/05/2003 |
| 6591477 | Method for making an armature assembly A method for making an armature assembly is provided that reduces the level of acoustic noise during initial engagement of the armature, during slippage, and during disengagement. The armature assembly includes an armature disc, an annulus of sound dampin... | 07/15/2003 |
| 6553654 | Arrangement for the insertion of coils in a stator Arrangement for the insertion of coils in a stator including a moving wire-insertion spider, a plurality of parallel wire-guide blades arranged along the contour of the moving spider, a stack-guide member provided with a plurality of recesses accommodatin... | 04/29/2003 |
| 6530142 | Dual action indexing system and method for a die assembly An indexing system for a die assembly for manufacturing a stack of laminae from sheet stock material in a punch press, the stack having a desired stack height and a skew angle, the stock material having a nominal thickness. The indexing system includes in... | 03/11/2003 |
| 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 a first stripper. The first stripper includes an injectio... | 09/04/2001 |
| 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) are fixed in place in a predetermined position. In order to ... | 05/15/2001 |
| 6195869 | Method of applying a retention ring to a disc rotor assembly A retention ring (1) is applied to a disc rotor assembly (3) which comprises a plurality of substantially equiangularly spaced magnets (7). The ring is expanded by driving it over a tapered mandrel (13) onto a rim (5) of the rotor assembly.... | 03/06/2001 |
| 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 includes appropriately annularly arrayed parallel short a... | 11/21/2000 |
