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Patent Searching and Data


Matches 401 - 450 out of 1,308

Document Document Title
WO/2002/015369A1
The present invention relates to a disk type vibration motor of a cellular phone, and in particular to a disk type vibration motor which adapts two phase direct current motor. The disk type two phase vibration motor according to the pres...  
WO/2002/005407A2
A miniature, two cycle engine with a linear electrical generator is presented. The piston (4) attaches to the spring (36) and a moving coil (40) is also attached to the spring and/or rod assembly distal from the cylinder head (2). The sp...  
WO/2001/095465A1
A description is given of a linear generator (1) comprising an induction system (2) consisting of coils (3i) and magnets (4i), to which a relative motion is imparted by the fact that the said coil or coils (3i) or the said permanent magn...  
WO/2001/091315A2
The invention relates to a energy self-sufficient high frequency transmitter, comprising at least one electromechanical converter (1), with a series rectifier circuit (2) and voltage transformer circuit (3). Furthermore, a logic componen...  
WO2001045977A3
The invention refers to a device, which includes a combustion engine (1) with a piston (2), which is mechanically freely movable in a housing (3). The device is arranged to permit combustion of a fuel mixture in order to produce a pushin...  
WO/2001/078219A1
The invention refers to an electrical machine with at least a machine unit (1). This machine unit includes a stator, which includes a plurality of magnetic flux conductors (3', 3') and an electric conductor forming a winding extending in...  
WO/2001/078218A1
The invention refers to an electrical machine with at least a machine unit (1). The machine unit includes a stator, which includes a plurality of magnetic flux conductors (3', 3'') and an electric conductor forming a winding extending in...  
WO/2001/078001A1
The invention relates to a circuit arrangement comprising an integrated circuit for a mobile application, for example on a chip card. A micro-mechanical circuit (4) comprising a fixed (10) and a mobile (30) substrate section with respect...  
WO/2001/078458A1
A method and apparatus for heating substances such as beverages, soups, chemicals, etc., with heat produced by circulating electrical eddy currents. A magnetic flux generating base (20) produces a varying magnetic field by using an elect...  
WO/2001/078216A1
A flux generator base unit (20) electromagnetically coupled with a receiving unit to transfer energy into the receiving unit. The base unit (20) includes one or more permanent magnets (42) that produce a magnetic flux, which passes throu...  
WO2001001546A3
An electrodynamic machine utilizing superpoles includes a relatively stationary coil assembly (24) carried on a support shaft (26) and a magnet array (28) that is designed to oscillate about the shaft axis Ax through an angle alpha to ca...  
WO/2001/045977A2
The invention refers to a device, which includes a combustion engine (1) with a piston (2), which is mechanically freely movable in a housing (3). The device is arranged to permit combustion of a fuel mixture in order to produce a pushin...  
WO/2001/044646A1
An apparatus has a heat engine and a power output member drivenly connected to the piston of the heat engine and having an output for supplying work. A feedback member responsive to power demand from the apparatus by a load is provided t...  
WO/2001/045238A1
The invention relates to a supply device for the filament of an X-ray tube, comprising a first circuit which is configured in such a way as to receive electric power from a power source and to transform the electric power thus received i...  
WO/2001/036802A1
The invention relates to an energy converter (1) comprising a free-piston Stirling engine (2) and a linear generator (3) that is directly coupled thereto and comprises at least two coils (11, 12, 13, 14). The voltage is induced in said c...  
WO/2001/033700A1
An electricity generating device for a vehicle comprising at least a first and a second part that is moveable in relation to each other. The electricity generating device comprises at least one coil (3) being attached to the first part, ...  
WO/2001/016463A1
In a free piston machine (10), a coil (34) is mounted to its housing and magnetically linked to a permanent magnet (36) or electromagnet on its piston member (38) to form a linear motor. The coil and magnet are either added to embody the...  
WO/2001/001546A2
An electrodynamic machine utilizing superpoles includes a relatively stationary coil assembly (24) carried on a support shaft (26) and a magnet array (28) that is designed to oscillate about the shaft axis A¿x? through an angle $g(a) to...  
WO1999063642A3
A portable communication device has electromechanical transducer means for converting mechanical energy, caused by movements of the portable communication device, into electrical energy for supplying power to the portable communication d...  
WO/1999/063642A2
A portable communication device has electromechanical transducer means for converting mechanical energy, caused by movements of the portable communication device, into electrical energy for supplying power to the portable communication d...  
WO/1999/056382A1
Generators for generating transient impulses of electrical energy, so-called impulse generators, are used for example for igniting a gas in gas burners or as percussion fuses for projectiles. The high speed required for changing the magn...  
WO/1999/049556A1
The invention concerns a converter of mechanical energy into electric energy comprising a fixed magnetic circuit (2) and a mobile magnetic circuit (3) mounted on spring means (40). When the mobile magnetic circuit (3) is made to oscillat...  
WO/1999/023744A1
The electromechanical transducer consists of a stator (1) having a plurality of inner pole pieces (2) that describe a helix and a rotor having magnetic poles that similarly describe a helix. The rotor is constrained, for example by means...  
WO/1998/033263A1
A stator (1) which faces the outer surface of a rotor (6) through a gap is made of die-casting aluminum and is provided, in its circular inner face, with a plurality of slots (3) to install windings for leading out the generated output w...  
WO/1998/032216A1
An energy conversion device comprises an acoustic resonator (2), a pulse combustion device for creating a standing wave within said resonator, and an electric (16) alternator. The alternator (16) is coupled to the resonator (2) to conver...  
WO/1998/031090A1
A linear motion electric power generator for generating electric current from work done by an intermittent force. A moving magnet (2) is confined so that it can move with bi-directional linear, or approximately linear, motion through eac...  
WO/1998/027473A1
A mechanical-electric energy converter comprising a wheel for transmitting energy which rotates at a low speed. The teeth of the driving wheel shift the rotor of the generator from its position of equilibrium, causing it to oscillate aro...  
WO/1998/026493A1
An electrical generator (2) has at least one rotating ring (20, 22) of field magnets (24, 26) which produce a circular array of magnetic fields, and a ring (36) of generator output coils (38) which are in the magnetic fields. The field m...  
WO/1998/008293A1
This invention has the function to generate, produce and convert, various sources of energy imposed, held and stored in it. This invention then distributes the converted electric energy in clean, efficient, rational, individualized elect...  
WO/1998/004819A1
A method of controlling the movement of a linear electric generator (10) moved by a pair of internal combustion pistons (11, 12) disposed in alignment and in opposition, in which current absorption is controlled in order that, during a r...  
WO/1997/044883A1
The invention concerns a method and device for generating electrical energy for operating small electrical appliances, such as remote-controls, pocket calculators, electric strikes, etc. According to the invention, at least some of the e...  
WO1997030308A3  
WO/1997/039516A1
The generator has a rotor driven by a flywheel mass with an annular permanent magnet arrangement concentrically surrounding the stator with its coil and stator laminations with stator poles while forming an annular air gap. The magnetic ...  
WO/1997/030308A2
The invention relates to a safety device housed in a casing and having an electrical energy source and at least one radiation emitter (24, 25) supplied by the energy source. Said safety device is arranged in such a manner that the energy...  
WO/1997/014209A1
An electrical machine such as a generator or motor includes a rotor portion (47, 49), a stator portion (44, 51) and a field circuit (42, 50) for generating a magnetic flux associated with one of the rotor portion and the stator portion. ...  
WO/1997/013261A1
A reciprocating magnetic body (20) support structure (42) for a linear motor or a linear alternator. The body (20) comprises a cylindrical, metallic support sleeve (22) having a plurality of longitudinal slots (26) evenly spaced around t...  
WO/1996/028873A1
There is disclosed a remote control electric switch arrangement, comprising a transmitter and a receiver, in which the transmitter comprises power means for producing or converting power for transmission from an external energy source.  
WO/1995/033921A1
In an autogenous generator (1) in which electrical energy is generated by a linkage between fixed windings (2) and permanent magnets which move integrally on the alternating motion of one or more pistons of a two-stroke internal combusti...  
WO/1995/026070A1
An improved mechanical transducer of the type having a body (14) reciprocating in a chamber (3), the body being linked to a housing by a linkage (15) including an axially compliant spring. An anti-friction fluid bearing applies a lateral...  
WO/1994/015392A1
A linear electrodynamic machine (10) includes mover (12) and stator assemblies (14). The stator assembly (14) includes an inner stator having laminations (30-45) and an outer stator having laminations (60-75) for defining a closed loop m...  
WO/1992/018346A1
A hybrid electric vehicle propulsion system having an external combustion free-piston engine is provided with an integral linear electric current generator (154) and a pulse frequency controller. The system includes a power integration p...  
WO/1992/013383A1
This is a method of increasing the efficiency of an electrical generator (10) of the type that generates real output power by a change of the reluctance of the magnetic flux path. The efficiency is improved by providing specific componen...  
WO/1991/005948A1
A machine which combines an Alpha-type Stirling cycle thermal machine and a magnetoelectric resonance mechanism adaptable to be useful both as an electric generator and an electric heat pump (Fig. 2). Such a Stirling cycle resonance mach...  
WO/1990/008420A1
A linear reciprocating electromagnetic machine (10) has an outer stator member (12) having axially spaced apart pole pieces (22') and (24'), an open-slot coil cavity (18) housing a coil, and an inner stator member (14) spaced from the ou...  
WO/1988/005223A1
An electrical generator comprising two pairs of primary chambers, being a pair of hot chambers (11, 12) and a pair of cool chambers (15, 16) each containing a quantity of conducting liquid. A heat source (not shown) is provided for heati...  
WO/1986/005927A1
An electromechanical transducer particularly useful as a linear alternator driven by a free-piston Stirling engine. A relatively high permeability material (20, 22) is formed into a flux loop having at least a pair of spaced gaps (24, 26...  
WO/1986/005928A1
An electromechanical transducer particularly useful as a linear alternator driven by a free-piston Stirling engine. A relatively high permeability material is formed into a flux loop (80, 82, 84, 86) having at least two pairs of spaced g...  
WO/1986/004747A1
An electric starter motor and generator is integrated into the structure of an internal combustion engine by making the ferromagnetic pistons of the engine the relatively moving elements in the starter and generator. A coil (16) is solen...  
WO/1986/000182A1
A linear electromagnetic machine (5) has a stator (40) with a coil (12a, 12b) mounted thereon. A reciprocating element (10) has permanent magnet segments (70a-e) of alternating polarity so that reciprocation of said element (10) relative...  
WO/1984/001041A1
A portable mini AC generator/DC accumulator for mini power capacity such as e.g. in use for a wrist, pocket or necklace watch, a pacemaker or a battery powered hearing-aid, in which, under the influence of the individual movement of its ...  

Matches 401 - 450 out of 1,308