Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 701 - 750 out of 13,864

Document Document Title
WO/1986/003898A1
In the disc rotor for an electric machine with axial air gap provided with an armature winding (10) comprised of insulated wire, the element sides (15, 16) and the outer element heads (17) are arranged in only two superposed winding laye...  
WO/1985/005232A1
A spirally wound electric motor yoke of generally polygonal cross-section has part-cylindrical surfaces (58) machined for receiving mating bosses (60) of an end member (59) to provide improved concentricity. The invention also provides i...  
WO/1985/002951A1
A reluctance motor with windings for one or more phases, and arranged - for each phase - around two or more poles (3, 4, 5, 6). The stator (1) surrounds a rotor (2) incorporating two or more rotor poles (11). The invention is characteriz...  
WO/1983/004348A1
An electromagnetic actuator of the type having a thin armature (22) positioned for movement in a thin magnetic gap is less affected by frictional drag if the armature (22) is sufficiently pliant to contact the means (14, 18) forming the ...  
WO/1983/000264A1
Field composite permanent magnet having a first section (412) which has the same basic composition but a higher residual magnetic flux density than a second section (411), and the second section (411) has a higher coercive force than the...  
WO/1982/002802A1
Small size electric machine which comprises permanent magnets (12) adjacent to the rotor (10). These magnets overhanging the rotor (10) in the axial direction on both sides, are two-component magnets the flux yield of which is improved a...  
WO/1982/002803A1
A brushless, preferably coreless, DC motor or generator characterized by a positive, unidirectional, nearly constant torque. The machine in a preferred form comprises a rotor disc (16, 18) mounted for rotation with a shaft (2) and a stat...  
WO/1982/002288A1
Electric machine (1) acting as a starting motor for an internal combustion engine. The machine comprises an envelope (2) enclosing six permanent magnets (3 to 8) for the energization field. The hoop-type permanent magnets (3 to 8) are lo...  
WO/1982/001967A1
A dynamoelectric machine of the type having a distributed armature winding (18) in a cylindrical rotor (16) wound to form axial and substantially radial winding portions and including permanent (22) and/or electromagnets (32) to form rad...  
WO/1982/001626A1
A coil unit of a coreless-type armature, and a method of manufacturing the coil unit. The coil unit includes an inner cylindrical coil (11) and an outer cylindrical coil (12), the cylindrical coils (11), (12) each comprising coil wires (...  
WO/1982/001104A1
Controllers for brush-type multiple windings electrical motor. There has been a lack of a reliably-operating, efficient controller for such brash-type machine. The invention provides for torque control of a multiple winding electrical mo...  
WO/1981/003090A1
An armature winding distribution for an electric motor divides each armature coil (W1) into first (W1a) and second (W2b) coil sub-sections inter-distributed with one another so that the first and second coil sub-sections of an armature c...  
WO/1980/002215A1
The stator of a permanent magnet generator is comprised of a system of double yoke magnet directed outwardly and without magnetic protection. On the outer part deprived of protection on the two parallel and contiguous faces of the double...  
WO/1980/002089A1
A technical problem with a four pole wave wound direct current motors is that excessive currents flow in single turn windings when such a motor is operated at relatively low speeds and/or relatively high voltages, and that plural turn wi...  
WO/1980/002087A1
Class of electrical machines for converting between electrical energy and mechanical energy and vice versa. Each machine has an integral number of repeatable sections and is comprised of a magnetic stator (1), a magnetic armature (28), m...  
WO/1980/002088A1
Disc-type motor characterized by increased efficiency. The motor has two parallel spaced stator members (30, 32) each having a flat circular shape and an even plurality of pre-segmented permanent-magnet poles (34) in a circular array the...  
WO/1980/001524A1
At least one armature (32, 34) is supported adjacent and in axial alignment with coaxial apertures (30, 31) in parallel magnetic pole plates (20, 22) of opposite polarity energized by a coil (24) extending therebetween. A plurality of eq...  
JP6761620B2  
JP2020150714A
[Subject] An actuator which can connect a Miscellaneous prevention element between an electric supply terminal area arranged inside a connector area and a contact part provided in an end by the side of a end face of the axis of rotation ...  
JP2020145843A
To reduce cogging torque while solving a shortage of effective magnetic flux in a motor device. A yoke 24 having a pair of arcuate surface portions 24a and a pair of planar portions 24b and having an elliptical cross section, and a gap p...  
JP2020145902A
To provide a motor with a speed reducer capable of suppressing a small amount of shaft deviation of an armature core. A motor 1 with a speed reducer according to the present invention includes a motor unit 2, a case 14, and a cover. A ro...  
JP2020137348A
[Subject] Provide a motor with easy magnetization to a permanent magnet, reducing Cogging torque. [Means for Solution] Motor 1 has rotor 25 and annular drive magnet 24 surrounding rotor 25. Drive magnet 24 is provided with a plurality of...  
JP2020115745A
To further reduce the size and weight of a motor device without deteriorating the layout on an object to be attached. A connector member 50 is made of a resin material and has a substantially L-shape, and one end side is connected to a b...  
JP2020110024A
[Subject] Number-of-rotations change accompanying a rise of motor temperature is adjusted, and a number-of-rotations fall in within the limits of operating point torque at the time of high load is controlled. [Means for Solution] Motor s...  
JP6720123B2  
JP2020096492A
To provide a commutator motor capable of reducing noises of the current flowing through a winding.A core 4 has multiple teeth 41 and multiple slots 45. The winding 51 is wound on multiple teeth 41 through multiple slots 45 and electrical...  
JP2020089019A
To provide a wire motor that is able to effectively block a noise component resulting from rotation of the wiper motor and that is easy to mount a configuration for blocking a noise component.In a conductive partition 50 covering an open...  
JP2020516210A
[Subject] The conventional AC motor has small starting torque, striking current is large, the smooth nature of speed regulation is bad, vibration and noise are loud, and a control algorithm has which complicated subject. [Means for Solut...  
JP2020078105A
To suppress product cost of a wiper device for which a motor comprising a low-speed brush and a high-speed brush is used.In a motor housing, a circuit board 58 is accommodated together with a motor body 36 and a speed reduction mechanism...  
JP2020073791A
To correspond to size and weight reduction and multi-functionalization, and to suppress the deterioration of injection performance of liquid.A housing 30 is integrally provided with a motor chamber 31a; a pump chamber 32a; each valve cha...  
JP2020072522A
To provide a motor generating a small noise when rotating.A motor 1 is provided with: a frame 10 having a pair of flat-plate parts 11 and 12 opposite to each other, and a pair of curved parts 13 and 14 opposite to each other; two magnets...  
JP2020061858A
To provide a motor which is easily manufactured, of which the motor characteristics can be changed by a simple configuration, and which suppresses constraint current in a high speed rotation type motor with restricted constraint current ...  
JP2020510785A
A housing in which an inflow, an inflow mouth, and a discharge mouth which are breathed out were formed for cooling water as for the present invention, It is accommodated in an inside of a housing and they are an inflow and an impeller m...  
JP2020058172A
To provide a 6-pole, 9-slot and 27-segment motor in which motor characteristics can be improved by improving rectification.For one tooth, three coils are provided and distributed to a reference phase rectified in the magnetic pole center...  
JP2020058173A
To provide an armature and an electric motor, capable of reliably obtaining desired motor characteristics and determining the entire mass with high accuracy while suppressing variations in rotation balance and weight balance.A plurality ...  
JP6674350B2  
JP2020048354A
To provide a rotary electric machine capable of reducing the number of components and increasing a degree of freedom in wiring layout with respect to a terminal.An electric motor includes: a switch terminal 25; and an earth terminal 26. ...  
JP2020048353A
To provide a rotary electric machine that is inexpensive and has high assembling accuracy and a method of manufacturing the same.An electric motor includes: a rotor core 21; a shaft 3; a commutator; and a mandrel 28. The rotor core 21 in...  
JP6672894B2  
JP6660521B2  
JP6657678B2  
JP6657894B2  
JP2020506652A
The armature (12) in which the present invention was mainly constituted by the rotor provided with winding, It is related with direct-current rotation electricity traction machinery with a brush (10) provided with an inductor (11), and i...  
JP6652987B2  
JP6655620B2  
JP6647965B2  
JP2020022248A
To prevent generation of sparks at an electric contact section to prolong life of a rotor and a motor in a silicone atmosphere.A rotor 3 includes: a rotor core 20 that rotates integrally with a shaft 5 and has a plurality of teeth sectio...  
JP2020022224A
To provide an electric motor in which cogging torque and torque ripple can be minimized, without compromising work efficiency.An electric motor includes a yoke, a permanent magnet 12 provided on the inner peripheral surface of a yoke, a ...  
JP2020022225A
To provide an electric motor capable of minimizing cogging torque and torque ripple, without compromising work efficiency.A magnetic substance 12 consists of two permanent magnets 50, 51 divided into two in the rotation axis L1 direction...  
JP2020000040A
To provide a winding device capable of achieving continuous (stepless) low speed high torque drive and high speed low torque drive without a mechanical speed change mechanism.A fishing electrical reel as one example of a winding device c...  

Matches 701 - 750 out of 13,864