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| Number | Title | Issue Date |
| 7777378 | Electric rotating machine A shield member (90) is arranged on the rotor end face (18a) of an electric rotating machine (10). As the rotational velocity of a rotor (18) increases, the shield member (90) moves outward in the radial direction of a rotat... | 08/17/2010 |
| 7745967 | Cooling fan A cooling fan includes a fan housing (10) having a central tube (102) extending upwardly therefrom, a bearing (40) received in the central tube, a stator (20) mounted around the central tube, a rotor (30), and a cover (50). ... | 06/29/2010 |
| 7649289 | Water-repellent motor assembly for rotisserie and casing thereof The present invention is to provide a water-repellent motor assembly for rotisserie and casing thereof, which comprises an inner shroud, a motor provided in the inner shroud and an outer shroud mounted around the inner shroud. A plurality of parallel bent, elongated... | 01/19/2010 |
| 7586227 | Electric motor for electric fan and assembly method therefor The invention relates to an electric motor for electric fans having a casing with at least a lid with a hermetic seal and a method for assembly of the motor. The motor (1) has a casing (2) consisting of a cup-shaped part (5) and a lid (6)... | 09/08/2009 |
| 7479719 | Alternator for vehicle An alternator for a vehicle has a regulator disposed in a casing so as to be exposed from a window of the casing, an input harness and an output harness disposed outside the casing, and an insulating bush disposed between an output terminal and the casing. The regul... | 01/20/2009 |
| 7400073 | Motor terminal portion structure A motor terminal portion structure is provided which can satisfactorily drain the water in an insulating member surrounding the outer circumference of a terminal and prevent water from entering the insulating member, in addition to allowing the insulating member to ... | 07/15/2008 |
| 7339300 | Structural support member for stator retention and method of assembling an electromechanical transmission An electromechanical transmission includes a motor/generator having a stator and a rotor and including a structural support member that supports the stator in fixed relation thereto and the rotor in rotational relation thereto. By supporting both the stator and the ... | 03/04/2008 |
| 7276826 | Spindle motor and disk drive device A simple construction causes a spindle motor rotor to be eccentric in a pickup moving direction and improves axial run-out caused by clearance between a rotating shaft and a bearing. A magnetic cap is attached to an end of a bearing of a spindle motor so as to cover... | 10/02/2007 |
| 7268457 | Insulator, armature and rotary electric machine The present invention relates to an insulator to be disposed in an armature core having a plurality of radially-formed salient poles. The insulator comprises a winding aligning portion having an approximately V shape (forming an angle of 60 degrees) and getting narr... | 09/11/2007 |
| 7268451 | Motor resolver assembly and method of measuring speed and position of a motor rotor A motor resolver assembly includes a resolver stator and a resolver rotor positioned radially inward of and rotatable with respect to the resolver stator. First and second relatively rotatable shield components generally surround the resolver stator and rotor to shi... | 09/11/2007 |
| 7267021 | Starter having rear end cover A starter for cranking an internal combustion engine includes an electric motor for driving a pinion gear of the starter. The rear end of the electric motor is covered with a rear end frame having a bearing holder formed thereon. To protect the bearing holder from e... | 09/11/2007 |
| 7262528 | Motor unit including integrated motor and speed reduction mechanism In a motor unit integrating a motor and a drive control section, the drive control section has a stack structure in which two circuit component containing sections are arranged three-dimensionally with a bus bar being arranged between both containing sections. A pri... | 08/28/2007 |
| 7250704 | High temperature electrical coil Certain exemplary embodiments can provide an electrical coil for an electromagnetic machine, said coil comprising: a first electrically conductive winding wound about a central axis in a first spiral, said first winding defining a first winding width and a first win... | 07/31/2007 |
| 7250700 | Arrangement for protecting an electric machine The object of the invention is an arrangement for an alternating-current machine that can be connected to an inverter and includes windings located in grooves and insulated from the plate core of the machine. According to the invention, an electrically conductive sh... | 07/31/2007 |
| 7224092 | Brushless motor A hole piercing a bracket and another hole piercing a circuit board are formed at places between adjacent two salient poles among a plurality of salient poles of a stator core and the places correspond to tips of the two salient poles. A relative position between a ... | 05/29/2007 |
| 7211918 | Motor and armature manufacturing method An insulator covering the teeth (31) of an armature (3) in an inner-rotor motor is composed of a tooth insulator (321), outer-side insulator (322), upper-end insulator (323), and lower-end insulator (324). The tooth insulato... | 05/01/2007 |
| 7211914 | Electric motor having a high degree of protection against the ingress of foreign particles and moisture The present invention relates to an electric motor having a high degree of protection against the ingress of foreign particles and moisture, in particular an electronically commutated external rotor DC motor, having a stator (1), having a rotor (2) and... | 05/01/2007 |
| 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 |
| 7197892 | Encapsulated electrically driven compressor The invention relates to an encapsulated electrically driven compressor for a motor vehicle and has an object to prevent electrical parts for connecting an electric motor housed in a hermetically sealed housing to an outside electric control circuit from being easil... | 04/03/2007 |
| 7187096 | Multi-layer composite rings for machine rotors An enclosure for a rotor in a generator including the rotor, rotor windings and a stator, the enclosure comprising a plurality of composite rings located adjacent one another along a length dimension of the rotor so as to contain the rotor windings on the rotor, the... | 03/06/2007 |
| 7180214 | Condenser fan motor dust shield A dust shield for a refrigeration condenser fan motor includes a shroud having an opening for a motor output shaft, and a hub extending from the shroud. The shroud forms an enclosure to prevent contaminants from interfering with operation of the motor. The hub inclu... | 02/20/2007 |
| 7176596 | Pivot joint structure for motor rotor The invention relates to a pivot joint structure of the motor rotor including a spindle and a snap ring. The spindle is centrally disposed in the rotor and the end thereof near the urging part has a scoop channel with smaller outer diameter. The urging part has at l... | 02/13/2007 |
| 7141903 | Low magnetic signature motor system A low magnetic signature motor system (1) comprises a plurality of electric motors (2), a first shield (9) and a second shield (13). The electric motors are arranged with their associated magnetic moments (6, 7) forming a closed lo... | 11/28/2006 |
| 7135795 | Insert molded end bell for a submersible motor and method of manufacture thereof An end bell for a motor has a base plate, a bearing and a molded insert to couple the bearing to the base plate. The end bell with molded insert is durable, light weight and has good anti-corrosion properties. The bearing is held in relation to the base plate while ... | 11/14/2006 |
| 7114604 | Torque converter A torque converter which can prevent an engagement pressure of a lockup clutch from becoming very high. A converter chamber is formed between an outer disc portion of a front cover and an impeller shell. A partition wall separating a clutch chamber and a converter c... | 10/03/2006 |
| 7095821 | Non-rusting and non-particulating imaging X-ray tube rotor assembly An rotor assembly (30) for an imaging X-ray tube (32) is provided. The imaging X-ray tube rotor assembly (30) includes at least partially a magnetic non-corrosive material. A method of producing the imaging tube X-ray rotor assembly (30) ... | 08/22/2006 |
| 7095146 | Motor having housing member A running motor (100) used for vehicles is provided with a stator (200), a rotor (300) and a housing (400) for holding them, wherein the rotor has a support member (330) for preventing rotor magnets (320) from separating fro... | 08/22/2006 |
| 7078835 | Receptacle housing for mounting a fan motor to a carrier A device (10) for mounting an electric motor (18), in particular a fan motor, includes an essentially pot-shaped receptacle housing (12)—functioning as motor housing (32)—with a receiving opening (14) into which at least part o... | 07/18/2006 |
| 7071589 | Method and system for reducing bearing fluting in electromechanical machine A non-conductive insulating ring (210) is inserted between a motor bell (130) and a motor bearing (135) that supports a motor shaft (110). Stray currents that normally discharge thorough the motor shaft and the motor bearing to the motor ... | 07/04/2006 |
| 7067946 | Motor assembly for vehicle air conditioner A motor holder or a lower case defines therein a circuit accommodating chamber for accommodating a control circuit device. A side wall of the motor holder or the lower case that defines the circuit accommodating chamber has a vent for ventilating the chamber. A boun... | 06/27/2006 |
| 7056104 | Compressor unit with an electrical circuit device connected to the main body and an electrical power connector A compressor unit has a compressor main body, an electrical circuit device and a connector. The electrical circuit device is electrically connected to the compressor main body through a cable. The cable has a proximal end and a distal end. One of the compressor main... | 06/06/2006 |
| 7057318 | Electric motor An electric motor comprises a stator 13, a rotor 11, windings on tlhe stator, a sleeve 15 at one end of the motor for supporting or defining a bearing for the rotor and for attachment to a fuel pump. The sleeve 15 forms the sole means of ... | 06/06/2006 |
| 7053510 | Electrical actuator An electrical actuator has a DC motor which is provided with a rotor having a permanent magnet for forming a plurality of magnetic poles around a periphery thereof and a stator having a plurality of energizing coils and being disposed around a periphery of the rotor... | 05/30/2006 |
| 7038337 | EMI suppression in permanent magnet DC motors having PCB outside motor in connector and overmolded A permanent magnet DC motor 10 having electro-magnetic interference (EMI) suppression includes a metal motor housing 12 and a brush card assembly 34. The brush card assembly includes brushes 20 and leads 24 constructed and arranged... | 05/02/2006 |
| 7038339 | Method and means of sealing an electrical conductor through the housing of a fluid filled motor An electrical conductor is provided for a fluid filled motor having a housing. The electrical conductor comprises insulating elements received by a passage extending through the housing, and a terminal bolt passing through the insulating elements. The electrical con... | 05/02/2006 |
| 7030524 | Motor for driving blower fan A reinforcing ring (22) includes a ring portion (23) and a cylinder portion (24) is press fitted on a portion which is slightly shifted toward the rear end side from portions on which stators (2) are fixed on parts of a case body (1 | 04/18/2006 |
| 7031106 | Sealing member, rolling bearing, thin motor, and bearing device The sealing members (14a, 14b) comprise a film member produced by forming an aluminum or alumina deposition film on at least one side surface of a film-like core material. One side surface outer circumferential rim part of the sealing mem... | 04/18/2006 |
| 7017693 | Drive device for hybrid vehicle A hybrid vehicle drive system is designed to have dimensions that are shorter in an axial direction and improved centering accuracy of a rotor, in order to prevent deterioration of motor performance. A rotor support plate (15) has a flat-plate shaped disk por... | 03/28/2006 |
| 7019425 | Device for noise suppressing of small electric motors The invention is related to a device for the noise suppression of small electric motors with a Cx capacitor to be installed between two connections (A1, A2) of the small electric motor as well as Cy capacitors installed between ea... | 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 |
