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| Number | Title | Issue Date |
| 8108983 | Method of manufacturing a rotary motor The disclosure relates to the realization of stable electrical connections between coils and a commutator without causing slackening of the coils wound on individual magnetic teeth. An armature of a rotary motor includes an armature core structured splittably into m... | 02/07/2012 |
| 8106561 | Laminated core and method for manufacturing the same A laminated core 10 including a plurality of segment core sheets 13 spirally wound and laminated in layers while connecting portions 12 connecting the adjacent segment core sheets 13 are bent, ends of the segment core sheets 13 are... | 01/31/2012 |
| 8096043 | Method of assembling a pump motor and preloading bearings of the motor A method of assembling a pump motor and preloading bearings of the motor including providing a housing, an end bell, first and second bearings each having a plurality of rolling elements disposed between an inner race and an outer race, a rotor assembly having a sha... | 01/17/2012 |
| 8091206 | Method of twisting coil wire to make coil assembly for use in electric rotary machine A method of producing a coil assembly to be wound in a stator core with a plurality of slots. The method prepares a first and a second coil wire each of which is made up of in-slot portions and turned portions, arranges the first and second coil wires in parallel wi... | 01/10/2012 |
| 8087154 | Motor A motor includes a core having a plurality of laminations, which are stacked together and an end-plate provided at an end surface of the core and supporting the core, wherein the end-plate is formed by pressing a hollow material in one direction thereof in order to ... | 01/03/2012 |
| 8082653 | Method of producing coil made up of rectangular wave-shaped windings A method of producing a coil which comprises steps of bending each of straight coil wires into a rectangular wave shape including in-slot portions to be disposed in slots of a stator core and turned portions connecting between the in-slot portions, turning a coil be... | 12/27/2011 |
| 8082654 | Production method for large rotor/stator laminations In a method for manufacturing a lamination for a motor or generator where a plurality of the laminations are used to form a core of the motor or generator, a material strip of electrical steel is provided having a width substantially corresponding to half of an oute... | 12/27/2011 |
| 8074343 | Method for production of supporting basket for an end winding A method for the production of a supporting basket (1) for an end winding of a stator winding of an electrical machine includes preassembling the supporting basket (1), mounting electrically insulated round connectors (6) on the supporting baske... | 12/13/2011 |
| 8069551 | Method for handling a stator bar using a pit A method for handling a stator bar at a stator bar facility having a stator bar workstation, an in-ground pit proximate to and at an elevation below the workstation and a stator bar transport proximate to the in-ground pit including: loading the stator bar onto the ... | 12/06/2011 |
| 8069550 | Method for providing tooth halves with removable tooth tips for an electrical machine In a method for constructing a linear motor, each tooth of a plurality of teeth is provided with two separate tooth halves with removable tooth tips. After removing the tooth tips to expose an open end of the tooth halves, a prewound coil is pushed over the open end... | 12/06/2011 |
| 8061015 | Method of manufacturing stator core of electric rotating machine In a method of manufacturing a stator core of an electric rotating machine, a cylindrical laminated core is formed by thinning a side portion of a steel plate with magnetic pole teeth and helically winding the steel sheet, and the stator core is manufactured by perf... | 11/22/2011 |
| 8056210 | Manufacturing method for motor A sleeve portion is inserted into a hole portion of a base bracket on which an adhesive of heat cure type is applied while a rotor portion and a stator portion are retained by a position determining jig. Then, the sleeve portion is initially affixed to the base brac... | 11/15/2011 |
| 8056211 | Method of assembling a stator for an electric motor The apparatus of the present invention provides a stator for an electric motor. The apparatus includes a plurality of stator components assembled together to form a generally annular stator core. A wire is wrapped around at least a portion of the stator core to form... | 11/15/2011 |
| 8046905 | Motor manufacturing method A method of manufacturing a motor includes coupling a base cover to a sleeve having a penetration hole formed therein, such that one side of the penetration hole is closed; inserting a shaft in the penetration hole; coupling a plate to the shaft such that the shaft ... | 11/01/2011 |
| 8046904 | Motor assembly method with an integrated flexible printed circuit The present invention provides a motor assembly method for mounting to a base. The motor assembly includes a stator assembly having a plurality of stator teeth. Each stator tooth is configured to support a stator coil. The motor assembly also includes a flexible pri... | 11/01/2011 |
| 8042256 | Dynamoelectric machine and manufacturing method for stator used therein Respective divided segments of a collet are moved radially outward by moving an arbor axially. The respective divided segments thereby press an inner circumferential surface of a stator core of a stator from radially inside such that the stator is held coaxially by ... | 10/25/2011 |
| 8028398 | 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 and a press mold. Next, a number of phases is determined. At least one strand ... | 10/04/2011 |
| 8015691 | Apparatus for manufacturing laminated core block A laminated core block includes a plurality of core members made of magnetic sheets stacked one on top of another, the plurality of core members including first and second core members which adjoin in a laminating direction, and a thermoplastic resin strand placed b... | 09/13/2011 |
| 7994680 | Motor including electrical sheets having shear droops A motor includes an output shaft rotatably provided, a rotor fixed to the output shaft and rotatable with the output shaft, a stator formed by a lamination of plurality of electrical steel sheets made by a magnetic material, the electrical steel sheets being punched... | 08/09/2011 |
| 7987579 | Method for mounting permanent magnets that form magnetic poles on the rotor of an electric machine A method for mounting permanent magnets that form magnetic poles on a permanent magnet support surface of the rotor of an electric machine includes the steps of forming a mold by the placement of a mold part against the support surface in such a way that the mold ca... | 08/02/2011 |
| 7975365 | Method of making a stepping motor A stepping motor includes a bracket, a housing having a first end coupled to the bracket and a second end having a reduced width compared with the first end, a stator disposed in the housing to form electric field, a first supporting unit formed on a first end of th... | 07/12/2011 |
| 7966716 | Method of assembling direct-drive generator A method for assembling a direct drive generator assembly includes the steps of placing a rotor over a stator, leaving a gap therebetween. A magnetic hub is assembled using adjacent columns of magnets having opposed orientation, and placed in the air gap. Applicatio... | 06/28/2011 |
| 7958620 | Method of producing a rotary encoder A method of determining the eccentricity of an encoder scale member of a rotary encoder includes taking an encoder scale blank having a geometric center and mounting the encoder scale blank centered about a second center. A scale can then be produced on the encoder ... | 06/14/2011 |
| RE42416 | Method of removing stators from tubular stator housings A method of removing stators from tubular stator housings involving subjecting a tubular stator housing having an interior surface to which a worn stator is adhered by adhesive to cryogenic refrigeration until the stator shrinks and pulls away from the interior surf... | 06/07/2011 |
| 7946024 | Method of manufacturing a can assembly of an enhanced coreless alternating current linear motor A method of manufacturing a can assembly of a coreless AC linear motor is provided. The method includes the steps of providing a workpiece and gouging out material from the workpiece to form a deep groove in the workpiece. The workpiece having the deep groove forms ... | 05/24/2011 |
| 7946023 | Method and apparatus for measuring compression in a stator core The present invention a method and apparatus for measuring the compression of a stator core 10 that comprises attaching a measuring device 22 to a tensioner 20, placing the tensioner on an end of a through-bolt 12 of the stator core, and ... | 05/24/2011 |
| 7946025 | Method of assembling a shaft for a magnetic motor A method for making a magnetic linear motor shaft including thermal treatment to temporarily change the dimensions of various shaft components to allow tight interference fit assembly. The magnetic motor includes a core piece, annular magnets and pole pieces. ... | 05/24/2011 |
| 7941910 | Method for removing winding conductors from a twisting machine and placing them in a rotor stator stack Method for removing winding conductors from a twisting machine and placing them in a rotor or stator stack. For a plurality of rectangular winding conductors each having a pair of legs separated by an amount equal to the distance between a predetermined number of ro... | 05/17/2011 |
| 7937823 | Method for producing a stator assembly The present invention provides a method for producing a stator assembly. The method initially includes providing an assembly mandrel having a generally cylindrical hub and a generally annular base circumscribing a terminal end portion of the hub. A first end ring an... | 05/10/2011 |
| 7934307 | Method of constructing a linear drive motor assembly with a core A method of constructing a linear drive motor assembly is disclosed. In accordance with the method, a support plate and a platen with a plurality of teeth are provided. A honeycomb core comprising a commercially available, off-the-shelf honeycomb material is provide... | 05/03/2011 |
| 7926164 | Method for production of a stator and stator produced according thereto A method for manufacturing a stator core (20) for an electric machine, in which a plurality of strip-shaped laminations (21) are first stacked to form an essentially block-shaped lamellas packet (40) that is then shaped into an annular form by m... | 04/19/2011 |
| 7928627 | Laminated core and method for manufacturing the same A laminated core (10) and a method for manufacturing the same formed with multiple continuous segment core pieces (13) wound in a spiral form by bending connecting portions (12) mutually connecting the segment core pieces (13), the connec... | 04/19/2011 |
| 7915781 | Winding method for stator and permanent magnet motor In a stator winding method for winding conductive wires 8 around teeth 4a to 4f of a stator core 4 having 3n teeth 4a to 4f and 3n slots 5a to 5f by use of a bobbin mac... | 03/29/2011 |
| 7913375 | Method for making electrical windings for electrical machines and winding obtained by said method This invention presents a novel method for designing and manufacturing electrical windings for electrical machines. The presented manufacturing technique gives possibilities for an increased filling factor compared to conventional technique and improved heat transfe... | 03/29/2011 |
| 7908735 | Method and installation means for installing an electrical machine The object of the invention is a method and installation means for installing an electrical machine, particularly for installing a rotor within a stator. According to the invention, two or more spacer elements (32) are fitted on the outer circumference of the... | 03/22/2011 |
| 7900339 | Method of making a motor including an insulating spacer In a motor, an insulator covering an armature core has a lid covering an end surface of the armature core. The lid has an inner ring disposed radially inside slots of the armature core and an outer ring disposed radially outside the slots. Each of a plurality of slo... | 03/08/2011 |
| 7882613 | Methods for applying magnets to component surfaces A method of applying at least one magnet to a surface of a component made of a magnetic material includes placing the at least one magnet in a holding apparatus, and positioning the holding apparatus in the immediate vicinity of the component. A holding element appl... | 02/08/2011 |
| 7874061 | Manufacturing method of a yoke of rotary electric machine A yoke is produced by rolling up Zn—Al—Mg platinized steel plate of corrosion-resistance treatment where both ends thereof are tightly mated. On the outer peripheral surface of the yoke, plural linear grooves extending in the axis direction of the yoke are forme... | 01/25/2011 |
| 7872391 | Stator core A stator core is disclosed. The stator core is constructed in a structure in which stress and spring back of the stator core are minimized when a stator is manufactured in a spiral fashion, whereby workability is improved. The stator core includes a yoke formed in t... | 01/18/2011 |
| 7870657 | Manufacturing device for bending an electromanetic element of an electrical machine The manufacturing device for bending an electromagnetic element of an electrical machine, which includes a stator lamination (5), has a first device (10) for bending the stator lamination (5) to form a pre-curved stator lamination and a second d... | 01/18/2011 |
