Class 310/40R - Rotary

Subclass of Class 310 - Electrical generator or motor structure
Definition: Subject matter in which the line of motion between the relatively
No. of patents: 80
Last issue date: 01/05/2010

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Number	Title	Issue Date
7643196	Systems, methods and devices for actuating a moveable miniature platform Presented herein are systems, methods and devices relating to miniature actuatable platform systems. According to one embodiment, the systems, methods, and devices relate to controllably actuated miniature platform assemblies including a miniature mirror. ...	01/05/2010
7489056	Method of bonding metallic members by plastic-flow bonding and plastic-flow bonded body The disclosure is concerned with a bonding method for bonding metallic members, which comprises the steps of: fitting a metallic members to another metallic member, followed by effecting preliminarily plastic bonding by means of a preliminarily bonding punch; and ge...	02/10/2009
7339293	Electric machine with a wrapped winding cooled to a low temperature An electric machine has a rotor that is rotatable about an axis of rotation, and an especially superconducting winding which is to be cooled to a low temperature. The winding is enveloped by a securing means with a wrap. The outer contour of the wrap of the securing...	03/04/2008
7305857	Structure of driving unit in drum type washing machine Structure of driving unit in a drum type washing machine including a tub mounted inside of a cabinet, a drum mounted inside of the tub, a shaft connected to the drum mounted inside of the tub for transmission of a driving force from a motor to the drum, a front bear...	12/11/2007
7208854	Rotor cooling system for synchronous machines with conductive sleeve A wound field synchronous machine includes direct oil cooling along a conductive sleeve with elongated semi-arcuate shaped channels which alternate with damper bar channels containing tie-rod supports structures. With a reduction in sleeve thickness permitted by the...	04/24/2007
7078845	Optimized drive train for a turbine driven electrical machine A rotor in a electrical machine comprises a magnetic core having at least two poles, a plurality of winding assemblies, one for each pole, and a damper winding enclosing at least a portion of the magnetic core and winding assemblies. The damper winding has (i) a plu...	07/18/2006
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
7005769	Sleeve bearing assembly with acoustic/vibration decoupling and endplay adjustment An electric motor 10 has an armature assembly 12 coupled with a rotatable shaft 16; a clamshell frame assembly 18 including first and second halves joined together, each of the first and second halves includes locking structure 32;...	02/28/2006
6998744	Motor gear box with grommets A motor gear box has a direct current motor, a first bevel gear, a second bevel gear, a pinion transfer gear, at least one cluster gear, an output gear, an output shaft, and a collar abutting against the output gear and surrounding the output shaft. The motor gear b...	02/14/2006
6960847	Electromagnetic actuator and composite electromagnetic actuator apparatus An electromagnetic actuator with high performance such as high speed and high resolution is inexpensively provided with solutions to problems associated with power supply and leakage flux, which have been involved in the structure of a moving coil type and have been...	11/01/2005
6955097	Radial movement capacitive torque sensor A radial movement capacitive torque sensor includes a pair of concentric capacitor plate rings lying in a common plane, a capacitor plate ring facing the pair of concentric capacitor plate rings, and a paddle assembly disposed between the pair of concentric capacito...	10/18/2005
6936771	Superconducting cable termination Disclosed is a termination that connects high temperature superconducting (HTS) cable immersed in pressurized liquid nitrogen to high voltage and neutral (shield) external bushings at ambient temperature and pressure. The termination consists of a splice between the...	08/30/2005
6933639	Method and configuration for driving a thrust body by a bidirectional linear solenoid drive A method for driving a thrust body with a bidirectional linear solenoid drive having at least in each case one first actuator and one second actuator includes the steps of providing the at least one first actuator with at least one coil and a yoke and applying force...	08/23/2005
6912518	Methods and systems for planning, scheduling and communicating between planning and scheduling models using process cycles A plan is a relaxation of the production management problem with time buckets: no precise lead times, no exact continuous balance of material. A schedule considers the full production management problem with all of the details. The present invention includes methods...	06/28/2005
6836042	Bearing-like device using magnetic force to actively aid or enhance turning or spinning movement A bearing-like device using magnetic force to both passively facilitate and actively aid or enhance a turning, spinning, or other movement of an attached shaft or other member. In a preferred embodiment, the device comprises a conical male component spirally wrapped...	12/28/2004
6800970	Motor and optical apparatus using the same A motor includes a cylindrical magnet, first outer magnetic pole portions which are formed by gapping part of a cylinder from the distal end in the axial direction of the motor, and which oppose the outer circumferential surface of the magnet, second outer magnetic ...	10/05/2004
6798093	Dual coil permanent magnet motor having inner annular member A motor includes a cylindrical magnet, first outer magnetic pole portions which are formed by gapping part of a cylinder from the distal end in the axial direction of the motor, and which oppose the outer circumferential surface of the magnet, second outer magnetic ...	09/28/2004
6785635	Apparatus and method for predicting failures of spinning disks in turbo-machinery An apparatus is described for detecting the early signs of cycle-induced fatigue and thereby predicting failure of the rotating disk in turbo-machinery. It identifies change in shape of the entire disk in radial, tangential and axial directions. It examines these de...	08/31/2004
6777847	Rotor core utilizing laminations having slots with dual direction skew portions Divided magnet rotors R having a stepped skew rather than a helical skew are described. The stepped skew enables the use of straight magnet sections (44) that can be inserted into the rotor core notches (38) thereby eliminating the need to produce a he...	08/17/2004
6777843	Resolver integrated type motor A resolver-integrated motor has a radial irregular shape which is formed at an end on a non-load side of its motor shaft. This radial irregular shape is used as a resolver rotor. The radial irregular shape is formed by grinding or turning the motor shaft made of a c...	08/17/2004
6774523	Electric motor An electric motor, more particularly, a rotor structure of an electric motor comprises: a stator including a plurality of teeth and coil wound on the teeth to form rotary magnetic flux by applied electric source; a rotary shaft; and a rotor rotatably installed in th...	08/10/2004
6747380	Direct winding wire to external conductor connected multi-phase motor Multi-phase motor, in particular, stepping motor or synchronized motor, with a rotor and stator parts that are essentially arranged concentrically with respect to the rotor and that, in each case, have a core and a coil, consisting of winding wire, and wound up upon...	06/08/2004
6744156	Stepping motor having a predetermined number of teeth corresponding to magnetically stable points per rotor rotation There is disclosed a stepping motor capable of increasing assembling work efficiency when the tooth of the gear to be driven provided to a driven member is connected to the tooth of the output shaft gear of the rotor of the stepping motor. The number of teeth for an...	06/01/2004
6741007	Permanent magnet motor assembly having a device and method of reducing parasitic losses A permanent magnet motor assembly for use in a flywheel is disclosed, including a rotor, a stator, and a coil positioned in the stator. One or more magnets is attached to the rotor such that magnetic field lines are directed radially toward the coil for generating t...	05/25/2004
6739814	Retaining ring for a rotor A retaining ring in accordance with the present invention mainly includes an outer circumference and an inner circumference. The inner circumference has a slightly narrow diameter adapted to fittingly engage with an outer circumference of a shaft. ...	05/25/2004
6731038	Bearing-like device using magnetic force to actively aid or enhance turning or spinning movement A bearing-like device using magnetic force to both passively facilitate and actively aid or enhance a turning, spinning, or other movement of an attached shaft or other member. In a preferred embodiment, the device comprises a conical male component spirally wrapped...	05/04/2004
6727620	Apparatus and method for a dual drive axle An axle drive apparatus includes a first rotor assembly with a first output shaft and a second rotor assembly with a second output shaft for providing independent rotation of the first and second output shafts. There also includes a first and second conductive assem...	04/27/2004
6724118	Electrical isolation layer system strand assembly and method of forming for electrical generator An electrical isolation layer capable of inhibiting, if not preventing, a first conductive material from electrically passing or bleeding into a second conductive material and thereby causing a high resistance connection among the conductive materials is provided. T...	04/20/2004
6717312	Defense vehicle aiming ordinance platform having variable reluctance motor An ordinance platform with a variable reluctance electric motor is provided. The motor has a stator integrated with a bearing race which is fixably connected with the tank body. The bearing race provides the function of a rotor and is fixably or integrally connected...	04/06/2004
6707184	Permanent magnet type AC generator having short-circuiting control circuit A vehicle AC generator for charging a battery includes a rotor having a permanent magnet, a stator having an armature winding, a rectifier and a short-circuit unit. The short-circuit unit intermittently short-circuits the armature winding. The armature winding is se...	03/16/2004
6674195	Electric motor with improved terminal connector The invention provides a electric motor which is capable of easily holding and fixing a winding terminal connector for holding and connecting each winding terminal of a stator winding and is superior in workability and resistance to vibration. The electri...	01/06/2004
6664691	Filter circuit incorporating a micro-electromechanical capacitor A method for filtering an electrical signal. The invention includes the steps of rotating a conductive disc (105) about an axis (135), applying a magnetic field (205) to the conductive disc (105) in a direction that is generally parallel to the axis of ro...	12/16/2003
6657351	Contactless energy transfer apparatus A flux generator base unit electromagnetically coupled with a receiving unit to transfer energy into the receiving unit. The base unit includes one or more permanent magnets that produce a magnetic flux, which passes through a receiver coil in the receivi...	12/02/2003
6653755	Radial air flow fan assembly having stator fins surrounding rotor blades A fan assembly is described having a circular arrangement of fins located around a circular arrangement of blades. Air leaving tips of the blades has high velocity to efficiently break down a convection barrier layer on each of the fins. By breaking down ...	11/25/2003
6624541	Stator with a radial winding and method for manufacturing same A stator with a radial winding and a method for manufacturing such a stator provides a plurality of pole plates made of a magnetically conductive material. Each pole plate comprises a hub and at least two poles extending radially outward from the hub. The...	09/23/2003
6617726	Motor gear box A motor gear box has a direct current motor, a first bevel gear, a second bevel gear, a pinion transfer gear, at least one cluster gear, an output gear, an output shaft, and a collar abutting against the output gear and surrounding the output shaft. The m...	09/09/2003
6615948	Repelling force apparatus of power steering system for vehicle The present invention relates to a repelling force apparatus of a power steering system for a vehicle which is capable of obtaining various type linear and/or non-linear characteristics in a state that the characteristic of a valve is varied based on a ru...	09/09/2003
6605886	High temperature superconductor synchronous rotor coil support insulator A rotor having a superconducting coil winding is disclosed having a rotor core having at least one conduit extending through the core; at least one tension rod extending between the pair of side sections of the coil winding and through said at least one c...	08/12/2003
6594619	Apparatus and method for predicting failures of spinning disks in turbo-machinery An apparatus is described for detecting the early signs of cycle-induced fatigue and thereby predicting failure of the rotating disk in turbo-machinery. It identifies asymmetrical growth of hub-blade diameter as a predictor of incipient crack growth. Tip ...	07/15/2003
6563242	Slim motor and devices mounting the same motor A slim motor good for a portable device includes a frame, pipe, magnet, coil, shaft, first bearing and a second bearing (inside bearing). The pipe is disposed on an inner wall of the cylindrical magnet, and an outer diameter of the second bearing is set a...	05/13/2003

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Class 310/40R - Rotary