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Patent Searching and Data


Matches 401 - 450 out of 13,864

Document Document Title
WO/2005/081380A1
The invention relates to an armature for a direct-current motor, particularly for a permanent magnet-excited direct-current motor, comprising an armature body (19) with armature teeth (20) that are offset by the same circumferential angl...  
WO/2005/078747A1
A cylindrical magnet suitably fitted to the inner peripheral surface of a metal cylinder used as a motor magnet and a method of manufacturing the cylindrical magnet wherein, a magnetic paint of a specified amount is supplied to the inner...  
WO/2005/078907A1
The invention relates to a brush system for an electric drive unit. Said brush system comprises a base to which brush system elements are fastened. Strip conductors via which required electrical connections are established are also provi...  
WO/2005/076442A1
An electric motor, comprising brushes for high and low speeds and a common brush. The electric motor is characterized in that armature coils are disposed symmetrically so that the brushes for low and high speeds can be disposed to increa...  
WO2005020423A3
A motor actuator (52) of a climate control system (37) includes an specialized electric motor (62) with a motor housing enclosing an encoder ring (104) on a motor shaft (77) having a plurality of opposite encoder-segment sets with encode...  
WO2005043715A3
The invention relates to an actuator comprising an electric control motor, a transmission mechanism and a control element, wherein the control motor is a direct current motor consisting of a first part with permanent magnets and a second...  
WO/2005/071822A1
The invention relates to an armature (10) for an electric machine (12), especially a DC motor (14), comprising a commutator (26) mounted on a rotor shaft (16) in a rotationally fixed manner and at least one magnetic signal transmitter (3...  
WO2005050815A3
The subject of the present invention is armature for both DC and AC rotating electric machines working in elevated temperature environment. The armature is built of metal core having isolating and conductive layers. The armature having n...  
WO/2005/067122A1
The invention relates to a magnetic device (26) for electric machines (10). Said magnetic device (26) comprises at least one magnetic ring segment which is at least partially radially magnetized. Magnetization has also an axial component...  
WO/2005/064768A1
A high performance, small-sized, and low cost slotless motor, comprising a winding structure. In the winding structure, a rotor comprises a core and a winding fixed onto a shaft, the core comprises a circular surface-like side-surface pa...  
WO/2005/064774A1
The invention relates to an electrical machine comprising at least four exciter poles in the stator (11) and comprising a commutator armature (13) having a number of slots (N1-N6) and pole teeth (Z1-Z6) on the periphery that exceeds the ...  
WO/2005/055394A1
The invention relates to an electromotive drive comprising an electric motor with a commutator that is located in a motor housing, in addition to gearing that is flange-mounted on the electric motor. In said drive, the armature shaft pas...  
WO/2005/053138A1
The invention relates to a stator housing for an electric machine comprising a base body (2) and a region (3) for a magnetic return, which is configured in one piece with the base body (2). Said region (3) for the magnetic return is conf...  
WO/2005/050815A2
The subject of the present invention is armature for both DC and AC rotating electric machines working in elevated temperature environment. The armature is built of metal core having isolating and conductive layers. The armature having n...  
WO/2005/046025A1
An electric motor (10), particularly for displacing moveable parts in a motor vehicle, comprising a commutator (36) which is electrically connected to an electrically conducting carrier plate (42) by means of carbon brushes (38). The car...  
WO/2005/043722A1
A generator comprising a shaft (16), plurality of magnetic disks (19) coupled to the shaft, each of the plurality of magnetic disks having a plurality of permanent magnets arranged with alternative north and south poles (25), the axis of...  
WO/2005/043716A1
A stator assembly (16) for a brush-type permanent magnet DC motor includes a stator body (17) having a central axis A and an annular inner wall (20) disposed about the central axis. The inner wall has at least one raised portion (21) and...  
WO/2005/043715A2
The invention relates to an actuator comprising an electric control motor, a transmission mechanism and a control element, wherein the control motor is a direct current motor consisting of a first part with permanent magnets and a second...  
WO/2005/036717A1
A direct current motor whose rotor can be downsized and power supply method for the motor. A direct current motor (11) includes a stator (12) and a rotor (13). The stator (12) has a core (21), a coil (22) wound on the core (21), and a co...  
WO/2005/036724A1
In a rotating electric machine, a coil wound on an armature is wound so as to obtain preferable magnetic balance. The rotating electric machine has four poles, ten slots (6c), and twenty rectification pieces (7b). A pair of coils (10) el...  
WO/2005/034315A1
A short-circuiting member which prevents the length in the shaft direction of a commutator from being increased and prevents the kinds of parts of the commutator from being increased. A short-circuiting member comprises a plurality of co...  
WO/2005/031951A1
A motor comprising a stator (1) consisting of a magnetic element around which no field magnetic winding is wound, a rotor (4) disposed on the inner side of the stator (1) and wound with a rotor winding (5), a commutator (7), and a brush ...  
WO/2005/031949A1
The invention relates to a direct-current motor provided with a housing, a rotor and a stator comprising electrical windings. A commutator/carbon-brush system is provided in order to provide the electrical windings with current. The stat...  
WO/2005/025032A1
An electric motor comprising an armature contained rotatably in the motor housing, and a pair of magnets secured to the inner surface of the motor housing. The armature has an armature core (17) secured to a rotary shaft (16) and a windi...  
WO/2005/020423A2
A motor actuator (52) of a climate control system (37) includes an specialized electric motor (62) with a motor housing enclosing an encoder ring (104) on a motor shaft (77) having a plurality of opposite encoder-segment sets with encode...  
WO/2005/013458A1
The invention relates to an electric motor (10), in particular for adjusting mobile parts in a motor vehicle comprising at least two permanent magnets (16) having one radial surface area (28) which are embodied in the form of stator (17)...  
WO2004107528A3
The invention relates to a device for fixing permanent magnets inside the cylinder head of a field winding of an electric engine. The inventive device comprises spring clips (12) which are disposed between the permanent magnets in order ...  
WO/2004/114505A1
The invention relates to electromechanical engineering and can be used in the form of a traction electric drive for transport means. The inventive direct current motor comprising a stator, a tooth armature provided with a winding, a swit...  
WO/2004/107528A2
The invention relates to a device for fixing permanent magnets inside the cylinder head of a field winding of an electric engine. The inventive device comprises spring clips (12) which are disposed between the permanent magnets in order ...  
WO/2004/102774A1
A DC motor (11) with an armature coil for generating torque capable of increasing motor efficiency and generated torque while reducing a size and a thickness, comprising magnets (23A) to (23D) and armature coils (31A) to (31C) and (32A) ...  
WO2004070913A3
A rotating electrical machine, such as an aircraft starter-generator, that may be operated in either a DC motor mode or an AC generator mode. The machine includes a main stator that is selectively configurable as a multi-pole AC stator a...  
WO/2004/091957A1
The invention relates to electrotechnical and mechanical engineering, in particular to the structural embodiment features of electric motors, mainly for means of transport. Said invention is characterised in that the inventive electric m...  
WO/2004/091077A1
Salient poles (3a, 3a) are formed on a rotor core (3) such that their surfaces opposed to permanent magnets (1a, 1b) are each formed of an arc whose radius varies according to places, its middle and its borders. Further, the angle betwee...  
WO/2004/084384A1
A method of manufacturing a small-sized motor, comprising the steps of assembling, as a rotor, laminated core (7), a winding (6), a commutator (5), and a thrust brush (8) integrally with a shaft (11), or assembling, as a small-sized moto...  
WO/2004/084386A1
A rotating electrical machine, such as an aircraft starter-generator, that may be operated in either a motor mode or an generator mode. The machine includes a main rotor that is selectively configurable as an M-pole rotor or an N-pole ro...  
WO/2004/084383A1
A brush type DC motor (10) having an armature (15) and positive and negative power leads is provided. The motor includes an RFI choke (12) as a transformer in series with at least one of the positive and negative power leads to amplify c...  
WO/2004/082092A1
In order to ensure a significantly efficient protection for several electric motors, even serially arranged, the invention provides for a protection system (1) against an electric motor (2) overload, in particular for an electrically con...  
WO2004068696A3
A control system for a multiphase permanent magnet motor having a controller for producing a control signal to energize each phase winding. The controller includes a current value calculator for determining a value of phase current advan...  
WO/2004/073145A1
A DC motor type fuel pump delivering fuel while boosting at a pump section (20) secured to the yoke (3) at a motor section (10) as a DC motor at the motor section (10) is driven, wherein the yoke (3) comprises a first tubular yoke (4) ha...  
WO/2004/070913A2
A rotating electrical machine, such as an aircraft starter-generator, that may be operated in either a DC motor mode or an AC generator mode. The machine includes a main stator that is selectively configurable as a multi-pole AC stator a...  
WO/2004/068696A2
A control system for a multiphase permanent magnet motor having a controller for producing a control signal to energize each phase winding. The controller includes a current value calculator for determining a value of phase current advan...  
WO/2004/062069A1
An electric motor (10) which includes a housing which has first and second opposed sides (24, 26), rotor (14) which is formed from a settable material and which is mounted for rotation inside the housing, a plurality of windings which ar...  
WO/2004/055956A2
A stator assembly (30) for an electric motor includes a stator housing (32), an expandable flux ring (34) inserted into the stator housing and a plurality of magnets (36) on an inner surface of the flux ring. Overmold material (84) is mo...  
WO/2004/040741A1
The invention relates to a stator for an electric machine, in particular to a direct current motor which contains a laminated core (34) provided with at least two stator poles (32) and at least two permanent magnets (33) associated to on...  
WO/2004/036722A1
The invention concerns a direct current engine (30) comprising a rotor (11) mounted rotatable about an axis (29) in a housing (16) and at least one winding (13) which is fed with direct current from outside, in alternating directions, by...  
WO/2004/034555A1
The invention relates to a sensor assembly for detecting rotation-related variables of a motor, in particular a windscreen-wiper motor, comprising a stationary Hall sensor. According to the invention, the motor is controlled or regulated...  
WO2003098780A3
The invention concerns a motor-reduction gear unit (10) comprising: an electric motor (11) driving a motor shaft in rotation, a magnet (24) on the motor shaft, a Hall-effect sensor (14) proximate the magnet (24). The invention also conce...  
WO/2004/030203A1
A rotation device rotates a rotor iron core (5) having a rotor winding (4) together with a commutator (8) with respect to a fixed iron core (2) having a field winding (1) and being excited. The rotation device includes a brush (12) in co...  
WO/2004/030188A1
The invention concerns a motor (10) comprising: a coil (12), a motor shaft (14) driven in rotation by a supply current circulating in the winding (12), the supply current varying in accordance with the torque supplied by the motor shaft ...  
WO/2004/021545A1
The invention relates to a fixing device which is used to fix a component (4; 15) to a brush carrier (1) for an electric machine. The fixing arrangement is integral with the brush carrier (1) and has at least one tapered area (7; 25, 26)...  

Matches 401 - 450 out of 13,864