The archive
Everything the archive has gained lately, newest first. Also as a feed for whatever you read feeds with.
patent · · added 2 months ago
A stator assembly for an electric motor includes a stator housing, a flux ring inserted into the stator housing after the stator housing is formed and a plurality of magnets on an...
patent · · added 2 months ago
A stator assembly for an electric motor includes a stator housing, an expandable flux ring inserted into the stator housing and a plurality of magnets on an inner surface of the fl...
patent · · added 2 months ago
A method and corresponding apparatus for regulating a system that produces electric power, the system including an electric alternator having a rotor integral with a rotating part...
patent · · added 2 months ago
Wind power plant with a wind turbine with a turbine shaft with which a generator shaft, which can be an extension of the turbine shaft, is connected to the rotor ( 12 ) of an elect...
patent · · added 2 months ago
An electrical wind generator system using multiple brushes for converting the kinetic energy of the wind into electrical energy. The electrical generator system includes a support...
patent · · added 2 months ago
A wind turbine capable of driving multiple electric generators having a ring or shroud structure for reducing blade root bending moments, hub loads, blade fastener loads and pitch...
patent · · added 2 months ago
A rotor structure of a motor is provided. The rotor structure includes a magnet having a first annular wall, a magnet holder having a base and a second annular wall connected with...
patent · · added 2 months ago
The system comprises a nacelle mounted to turn about a vertical axis on the top of a mast and carrying a rotary portion which rotates about a substantially horizontal axis in a lar...
patent · · added 2 months ago
A rotary electric machine including a flux-concentrating rotor with permanent magnets disposed between pole pieces, and a stator with teeth having a free end deprived of pole swell...
patent · · added 2 months ago
The invention concerns a wind power installation comprising a rotor which is coupled to a generator within a machine housing. Such wind power installations have already long been k...
patent · · added 2 months ago
Wind turbine apparatus includes an upright mast with support bearings underlying and rotatably supporting a hub assembly having inner and outer coaxial shafts telescopically relate...
patent · · added 2 months ago
A rotary electric machine for a hybrid vehicle includes a rotor connected between a vehicle engine and a torque transmission mechanism at the back of the vehicle engine and a stato...
patent · · added 2 months ago
A wind-driven electrical energy generating device includes a tower ( 1 ) with the double, concentrically arranged walls, installed on a rigid turntable ( 14 ) with means for provid...
patent · · added 2 months ago
A low inductance electrical machine that may be used as an alternator or motor with low armature inductance is disclosed. Arrangements of complementary armature windings are presen...
patent · · added 2 months ago
A motor/generator is provided with a stator ( 14 ) and rotors ( 2, 3 ). The stator ( 14 ) comprises a plurality of cores ( 11, 12 ) arranged on a circle. Each core ( 11, 12 ) has a...
patent · · added 2 months ago
A dc brushless vibrator motor has a base member, a shaft connected to the base member, a stator having magnetically conductive cores and respective armature coils angularly uniform...
patent · · added 2 months ago
The pod of wind-powered generator is constituted by a rigid fairing in which at least one electricity generator for coupling to at least one wind-driven propeller is disposed. The...
patent · · added 2 months ago
A shaftless rotor ( 12 ) for a dynamoelectric machine includes a stack ( 20 ) of ferrous laminations ( 22 ) provided with a central opening ( 110 ) extending through the stack ( 20...
patent · · added 2 months ago
The invention refers to magnetoelectric machines. It can be used when manufacturing different-purpose electric drives—for instance, in fans, compressors, electromobile's wheels, an...
patent · · added 2 months ago
A first capture unit includes a first turbine rotor having a first hub. A second capture unit includes a second turbine rotor having a second hub. The rotors counter-rotate indepen...
patent · · added 2 months ago
An improved windmill and a method for generating electricity, pumped air or rotational shaft energy are provided. A vertical mast rotatably mounts one end of a substantially horizo...
patent · · added 2 months ago
A slow moving electrical machine includes an annular set of windings on iron cores of laminated sheets or pressed iron powder, and a corresponding annular set of permanent magnets,...
patent · · added 2 months ago
A seal arrangement for a shaft having a broad rpm range, supported in a housing, in particular for axle drives. A radial shaft seal, arranged in the housing bore hole, seals the sh...
patent · · added 2 months ago
A wind-power plant with a rotor. The rotor's hub is accommodated in a roller bearing. The roller bearing is mounted on a support and connected to a planetary gear. The planetary ge...
patent · · added 2 months ago
A jet assisted counter rotating wind turbine comprising: a pair of counter rotating rotors to amplify the relative velocity of the magnetic flux in the air gap of an alternator, a...
patent · · added 2 months ago
A pole arrangement of a motor includes a plurality of permanent-magnet main poles disposed annularly at equal intervals on the inner periphery of a yoke, a plurality of auxiliary p...
patent · · added 2 months ago
Electric machine ( 10 ) which can be operated as a motor or generator, with a rotor ( 26 a , 26 b ) rotatably mounted in a housing ( 12 ), a rotor shaft ( 24 ) which extends beyond...
patent · · added 2 months ago
The invention concerns a generator for a windmill. The generator is of the kind being directly coupled to the main shaft of the wind rotor of the windmill. The generator is a stato...
patent · · added 2 months ago
A mechanical shaft seal includes stationary and rotary assemblies providing mating seating faces 3, 11 such that first and second fluids are kept separate from each other. A barrie...
patent · · added 2 months ago
A rotor for an electric motor includes a frame made of a resin and having a cylindrical yoke mounting portion, a base covering one end side of the yoke mounting portion, and a shaf...
