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WO/2009/116935A1 |
This invention relates to a rotor pole piece structure to be used as part of an active rotor structure (301) for an electrical rotary machine, wherein said active rotor structure (301) is circular comprising pole pieces and permanent mag...
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WO/2009/116572A1 |
A rotor (20) has a four-pole permanent magnet (31A) embedded in a rotor layered core. A gap (31G) is also arranged together with the permanent magnet between an inner circumferential layered core and an outer circumferential layered core...
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WO/2009/115071A2 |
The invention relates to a planar motor having a planar secondary part (20) which comprises a plurality of permanent magnets (16, 18) that are disposed in fours and adjoin each other in pairs, and a primary part (14) which comprises an x...
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WO/2009/115247A1 |
The invention relates to electric machines having permanent excitation, having a very high specific torque and a high power density when correspondingly supplied through power electronics. They are characterized by advantageous productio...
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WO/2009/113311A1 |
Provided is an electric motor comprising: a stator including a stator core (11) with a coil wound therearound; a rotor including a rotating body (30) holding a plurality of permanent magnets (32) around the periphery thereof and opposite...
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WO/2009/111910A1 |
A magnetic suspension windmill which has a vertical shaft is disclosed, including a windmill body and a generator. The windmill body is mounted on a load bearing flange. The generator includes a casing (1), the vertical shaft (2), a bear...
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WO/2009/108075A2 |
By definition, the moment of a force is the measure of its turning or twisting effect about a given axis and is determined by the product of the force and its perpendicular distance from the axis. COUPLE - When two equal but oppositely d...
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WO/2009/107787A1 |
Disclosed is a brushless motor in which positioning of an air core coil is performed by fitting the air core portion of the air core coil into a boss formed in a coil plate, whereby the work for assembling of the coil can be quickly atta...
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WO/2009/104553A1 |
The objective of the present invention is to provide a permanent magnet type rotary motor, which can operate at variable speed over a wide range from low to high speeds at high output and with which efficiency, reliability, and manufactu...
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WO/2009/104376A1 |
This object aims to provide a thrust force generator which has a high productivity and an excellent reliability, and capable of solving such problems as limitation to the number of rotations, occurrence of cavitation and so on when the t...
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WO/2009/104529A1 |
Provided is a permanent magnet type dynamo electric machine which can perform variable speed operation over a wide range from low speed to high speed with high output, and can enhance efficiency, reliability and manufacturability over a ...
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WO/2009/104618A1 |
In a generator utilizing electromagnetic induction, a significant improvement in power generation efficiency is realized by enabling the anti-rotational force of the armatures to be suppressed. In the generator in which one of an armatur...
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WO/2009/101448A1 |
Apparatus for converting kinetic energy into usable power (200), comprises a frame (204) arranged to be fixed in a vehicle running track (202) and a pluralityof plates (211 to 219 inclusive, and 221 to 229 inclusive) mounted to the frame...
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WO/2009/100600A1 |
A low-speed harmonic elimination synchronous power generator. The generator includes a housing (1) and a main shaft (3), a rotor and a stator iron core (7) mounted in the housing (1). The circumference of the stator iron core (7) is divi...
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WO/2009/100436A2 |
The stator of an axial gap electric dynamo machine has at least one substantially planar coil arrays formed by joining two or more sub-coils. Each sub-coil has a serpentine path about the stator perimeter that includes radial segments di...
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WO/2009/100448A1 |
An apparatus for converting between mechanical and electrical energy, particularly suited for use as a compact high power alternator for automotive use and ''remove and replace'' retrofitting of existing vehicles. Various aspects of the ...
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WO/2009/100426A2 |
The stator of an axial gap electric dynamo machine comprises two or more serpentine coil arrays that are formed form a continuous loop of insulated wire. The serpentine coils are deflected in at least some of the tangential components so...
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WO/2009/100443A2 |
An axial gap electric dynamo machine has a horizontally disposed rotor disk that is stabilized at its periphery by a plurality of permanent magnets connected to a ferromagnetic bearing plate that provides an opposing or repulsive force a...
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WO/2009/095949A1 |
Provided are a magnetic levitation motor which generates strong magnetic shaft bearing force with a simple structure, suppresses the generation of an eddy current, and thereby reduces the rotation loss of a rotor, and allows the rotor to...
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WO/2009/095612A2 |
The invention relates to an electric machine having axial flux and permanent magnets comprising a rotor (3) surrounding a stator (2). It is characterized in that the stator (2) comprises: a first so-called support part (4) with a rim (12...
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WO/2009/092384A1 |
The invention relates to an electrical machine comprising a salient pole stator and a salient pole rotor which rotor is mounted outside the stator and is formed by a thrust ring and a magnetic system. The rotor magnetic system comprises ...
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WO/2009/088512A1 |
A flywheel system has an approximately toroidal flywheel rotor having an outer radius, the flywheel rotor positioned around and bound to a hub by stringers, the stringers each of a radius slightly smaller than the outer radius of the fly...
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WO/2009/084197A1 |
Disclosed is a highly efficient permanent-magnet synchronous motor, which can retain an output in a high-speed range without increasing the axial length thereof. The magnetic poles of individual phases are arranged separately in pluralit...
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WO/2009/083449A1 |
The invention relates to a homopolar machine (10), in particular an electrically excited homopolar generator for motor vehicles, having an internal stator (17) and a rotor (34), which is implemented as an external rotor, having at least ...
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WO/2009/084938A1 |
The invention relates to alternating current electric machines with a rotating magnetic field distributor comprising a stationary armature and a magnet. The aim of the invention is to simplify the structural design, to reduce the product...
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WO/2009/082875A1 |
A hybrid excitation synchronous generator includes a main shaft (1), a rotor fixed mounted on the main shaft (1), and a stator (3) provided around the rotor. The stator (3) is mounted on the main shaft (1) by means of bearings. The rotor...
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WO/2009/084151A1 |
A rotating electric machine comprises: a rotor (30A) including a permanent magnet having a plurality of magnetic poles; and a stator (20A) having a plurality of teeth including ends facing the rotor. The rotor (30A) has a skew structure ...
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WO/2009/079938A1 |
A generator with a strong magnetic field comprises a rotor and a stator. The rotor includes permeable components. The stator includes a plastic core (14) and a winding (4) wound on the plastic core (14). A core shaft (5) passes through t...
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WO/2009/081531A1 |
A motor is provided with a stator in which a plurality of magnetic poles are disposed around an outer circumferential portion at a first predetermined interval, and the rotor having permanent magnets magnetically affixed to opposite pole...
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WO/2009/072316A1 |
A rotary electric machine in which transmission of heat generated from the surface of a claw pole to a permanent magnet is suppressed by separating the permanent magnet from the claw pole and holding it on the yoke side thereby enhancing...
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WO/2009/072623A1 |
A generator in which reaction force inhibiting rotation that is received from a core when a permanent magnet passes an opposite surface of the core is small, rotational load torque of a rotor is reduced to increase power generation effic...
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WO/2009/069575A1 |
Provided is a rotary machine rotor which can suppress magnetism reduction of a permanent magnet without lowing motor characteristics and has a high reliability at a low cost. The rotary machine rotor is formed by a plurality of layered r...
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WO/2009/065256A1 |
A single-phase disc-type permanent magnet machine (5, 6, 7), comprises a coreless disc-type stator (8, 9, 10) and two disc-type rotors (11, 12, 13). Multiple pairs of permanent magnets alternated with N poles and S poles are located on t...
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WO/2009/063696A1 |
It is possible to provide a permanent magnet type rotating electrical machine which can reduce a cogging torque component caused by irregularities of the rotor side. The permanent magnet type rotating electrical machine includes: a rotor...
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WO/2009/063617A1 |
A motor comprising a stator having a plurality of magnetic poles disposed along its outer periphery in a circumferential direction, a rotor which is rotatably disposed around the outer periphery of the stator, and a magnet disposed along...
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WO/2009/062688A1 |
The invention relates to a permanently excited electrical machine comprising a stator and a rotor. The stator has a coil arrangement and the rotor has permanent magnet elements, or the rotor has a coil arrangement and the stator has perm...
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WO/2009/060038A2 |
In the case of the electrical machine of the disc type, each coil (27) has a front coil area (38) which is bounded by a front radial surface (28) and extends at most as far as a central radial surface (32) and wires (42) which run in the...
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WO/2009/060758A1 |
A dynamo-electric machine (210) in which a reduction in the amount of a refrigerant in a refrigerant path (43) is minimized. The dynamo-electric machine (210) has a rotating section. The rotating section has a rotatably mounted shaft (58...
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WO/2009/060544A1 |
[PROBLEMS] To provide a one directional electrification-type brushless DC motor having AC voltage output winding that can simultaneously show a function of a motor, which can continuously obtain constant torque, and a power generation fu...
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WO/2009/060222A1 |
A drivetrain for a hybrid-electric vehicle (200), including an engine (210), a first electrical machine (220), a second electrical machine (230), and at least one driveshaft (260). The first (220) and second (230) electrical machines are...
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WO/2009/057467A1 |
A plurality of salient poles (19) projecting toward a stator (12) are arranged on a rotor core (16) along the circumferential direction while spaced apart from each other, and rotor windings (18n, 18s) are wound around these salient pole...
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WO/2009/055957A1 |
A disc-type three phases brushless permanent magnet DC motor (10) comprises a coreless disc-type stator (1) and two disc-type rotors (2, 3). Multiple pairs of permanent magnets are located on the two disc-type rotors (2, 3), and the magn...
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WO/2009/057674A1 |
This aims to reduce a magnetic resistance between teeth and a yoke. Teeth (200) to be arranged in plurality in an annular shape are individually formed by laminating second magnetic plates (202) radially. Each tooth (200) includes a firs...
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WO/2009/056879A1 |
An electrical machine comprising a rotor (11) with magnetic saliency but without windings, a stator (101) having stator teeth, the stator carrying armature windings (106, 111) wound with a pitch corresponding to a plurality of stator tee...
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WO/2009/055942A1 |
The invention relates to a stator for an electric motor comprising several poles (P) that are directed inwards towards the motor axis (2) and that surround a rotor (1), each pole (P) being provided with one winding (L) and the coils of t...
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WO/2009/052887A1 |
Electric motor and use of a permanent magnet area which is provided on the rotor of an electric motor, with the permanent magnet area interacting with the field produced by the stator of the electric motor in order to produce torque, wit...
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WO/2009/051515A1 |
The invention relates to a synchronous slow-running electrical machine which can be used, in particular, as motor-in-wheel drives or slow-running power generators for wind mills. The inventive machine comprises a stator with a multiphase...
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WO/2009/050686A2 |
A synchronous alternatori is composed by a stator portion comprising one or more disc-shaped plates each carrying coils in a number multiple of three, and by a rotor portion, coaxial to the preceding, comprising one or more disc-shaped p...
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WO/2009/047895A1 |
A motor is provided with a stator whereupon a plurality of magnetic poles are arranged at first prescribed intervals on the outer circumference section, and a rotor which is rotatively arranged on the outer circumference of the stator by...
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WO/2009/043765A1 |
The invention relates to a fuel pump (1) for delivering fuel from a reservoir to an internal combustion engine. Said pump comprises a casing, at least one impeller (6, 26) arranged in the casing, said impeller comprising at least one rin...
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