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 rotor of an alternator having a plurality of claw poles, a plurality of auxiliary permanent magnets and a magnet holder for the permanent magnets. The magnet holder is composed o...
patent · · added 2 months ago
A permanent magnet motor rotor arrangement including a rotor core having radial and angular positioning surfaces provides for inexpensive and precise positional control of rotor co...
patent · · added 2 months ago
An electrical energy production system includes a wind turbine having blades mounted on a support and which rotationally drive an alternator. The alternator includes at least one m...
patent · · added 2 months ago
A device such as an electric motor, an electric generator, or a regenerative electric motor includes a rotor arrangement and a stator arrangement. The stator arrangement has a diel...
patent · · added 2 months ago
A device such as an electric motor, an electric generator, or a regenerative electric motor includes a rotor arrangement and a stator arrangement. The stator arrangement has a diel...
patent · · added 2 months ago
A rotor includes a shaft; a permanent magnet layer; and a retainer comprising a conductive, low magnetic permeability material bound to the rotor shaft. The permanent magnet layer...
patent · · added 2 months ago
A system and method (several variations) for interconverting moving fluid power and electrical power, involving, in one embodiment, an aerodynamic rotor integrated with an electric...
patent · · added 2 months ago
Wind engine device consisting of a wind power engine ( 2 ) and means ( 3 ) to increase the wind velocity in the direction of the wind power engine ( 2 ) when the wind velocities ar...
patent · · added 2 months ago
A permanent magnet rotor for an electric generator or motor has a core lamination hub formed of a stack of generally round plates with peripheral slots for holding the first end of...
patent · · added 2 months ago
A wind energy conversion device includes a support frame that pivots on a vertical yaw axis, and a rotor/bushing assembly coupled to the support frame through a governing coupling...
patent · · added 2 months ago
Disclosed is a motor-operated flow control valve for internal combustion engines which has a longer useful life and does not cause a drop of torque generated by a motor at the star...
patent · · added 2 months ago
Disclosed is a motor-operated flow control valve for internal combustion engines which has a longer useful life and does not cause a drop of torque generated by a motor at the star...
patent · · added 2 months ago
Disclosed is a motor-operated flow control valve for internal combustion engines which has a longer useful life and does not cause a drop of torque generated by a motor at the star...
patent · · added 2 months ago
Disclosed is a motor-operated flow control valve for internal combustion engines which has a longer useful life and does not cause a drop of torque generated by a motor at the star...
patent · · added 2 months ago
The method of manufacturing a sheet stack for electromagnetic assemblies, consisting of ferromagnetic material, includes forming the sheet stack from raw magnetic steel sheets in a...
patent · · added 2 months ago
A motor mounted in a vehicle having ferrite magnet section formed as a rotor core. The ferrite magnet section has a plurality of recesses, or through holes, circumferentially provi...
patent · · added 2 months ago
An apparatus for generating electrical energy includes at least one fixedly mounted stator having a generally cylindrical cross-section and further including an inner periphery and...
patent · · added 2 months ago
A blade de-icer for rotary wing aircraft comprises magnets placed around rotor mast and coils with laminated plates installed at the blade cuff of each rotor blade, in sufficient p...
patent · · added 2 months ago
A horizontal axis wind turbine comprises a rotor-supporting framework, a multi-vaned rotor, an electricity-generating stator, and a rotation track. The supporting framework is cons...
patent · · added 2 months ago
A variable speed wind turbine generator system to convert mechanical power into electrical power or energy and to recover the electrical power or energy in the form of three phase...
patent · · added 2 months ago
A bias magnet unit has a permanent magnet that applies a bias magnetic field to an optical spot on a magneto-optical disk. A driving coil rotates the magnet in order to change a po...
patent · · added 2 months ago
By inserting a male screw for fixing a ratchet claw into a nut placed on an insert core and the like to prevent rotation, it is possible to eliminate additional screw processing on...
patent · · added 2 months ago
A wind turbine assembly includes a gear drive assembly having an outer tubular member and an inner tubular member, the inner member being positioned coaxially within the outer memb...
patent · · added 2 months ago
An electrical generator has a plurality of C-shaped stator members which are made of magnetically permeable material. Each C-shaped stator member includes a respective stator windi...
patent · · added 2 months ago
A sealing system for an essentially vertical shaft includes an active sealing element disposed between a first structural part rotating with the shaft and a second structural part...
patent · · added 2 months ago
An improved rotary valve indicator apparatus (10) and method is disclosed that includes an electronics switch housing (15), filled with epoxy or other generally elastomeric materia...
patent · · added 2 months ago
A bicycle lighting system comprising a dynamo generator, integrated rechargeable batteries and an integrated electronic circuitry, the bicycle being an exemplary embodiment of peda...
patent · · added 2 months ago
A wind turbine blade with governor for maintaining optimum rotational speeds comprising, in combination: a main body portion with a linear leading edge and a trailing edge, a trail...
patent · · added 2 months ago
The present invention prevents the degradation of the power generating efficiency of an alternating current generator by preventing the expansion of an air gap formed between pole...
patent · · added 2 months ago
The present invention prevents the degradation of the power generating efficiency of an alternating current generator by preventing the expansion of an air gap formed between pole...
