Class 310/35 - Successively energized solenoid coils

Subclass of Class 310 - Electrical generator or motor structure
Definition: Subject matter having plural hollow windings and having
No. of patents: 37
Last issue date: 06/05/2007

Number	Title	Issue Date
7227288	Apparatus and method for increasing efficiency of electric motors A single or multiphase alternating current electric motor or synchronous generator includes main windings and additional windings that perform de-saturation of the magnetic field of the main windings. Each additional winding is fed through at least one capacitor in ...	06/05/2007
7105958	Electro-magnetic engine An electro-magnetic engine in which the motive force is electro-magnetism. The electro-magnetic engine comprises a housing structure, cylinder assembly, crankcase assembly, crankshaft assembly, electro-magnetism system and an electrical system. The electro-magnetism...	09/12/2006
6278204	Method of converting internal combustion engine into electrically driven engine A method of modifying an internal combustion engine to run on electrical energy. A conventional cylinder head cover of the internal combustion engine is removed and a steel plunger is secured to an end face of each one of the associated pistons. The conve...	08/21/2001
6175168	Overmolded stator for fuel metering solenoid and method of manufacturing same An encapsulated stator for use in solenoid-actuated liquid metering device has a bobbin assembly and a plunger guide which are substantially surrounded by a plastic overmold to hold the assembly together and provide a protective housing. Upper and lower e...	01/16/2001
5757093	Electromagnetically powered engine A new electromagnetically powered engine for powering vehicles and other devices which utilize an engine. The inventive device includes a plurality of pistons made of a ferromagnetic material disposed for reciprocation within insulative cylinders. A condu...	05/26/1998
5727388	Solar activated positive displacement piston pump-rotor drum turbine An apparatus powered by solar cell photon energy having a motor for rotating a drive shaft by the use of compressed air. The motor comprising: a housing having a circular cross section with a drive shaft extending therethrough; a rotor having concave cups...	03/17/1998
5472323	Movable magnet type pump A movable magnet type pump, wherein a magnet moving body having at least one axially magnetized permanent magnet and an axially extending through liquid passage is arranged so as to be slidable inside a liquid introducing chamber; a plurality of coils are...	12/05/1995
5457349	Reciprocating electromagnetic engine A electromagnetically driven reciprocating engine. Reciprocating pistons are slidingly mounded in a cylinder and connected to a rotatable crankshaft. Fixed magnets, preferably of the samarium cobalt alloy type, are mounted in the piston to intermittently ...	10/10/1995
4749893	Magnetically actuated engine This invention is an engine with reciprocating piston slidingly mounted within a cylinder and connected to a rotatable shaft. The piston is driven back and forth within the cylinder by a pair of electromagnets to obtain rotary power. A secondary winding a...	06/07/1988
4692673	Electromagnetic reciprocating pump and motor means An electromagnetic reciprocating motor or pump for use for providing mechanical force for actuation of other fluids or components, and includes a cylinder provided with closures at each end, at least a pair of electromagnets operatively associated with th...	09/08/1987
4684834	Electromagnetic motor An electromagnetic motor apparatus is used for converting electrical energy into rotary motion and includes a housing having a crankshaft rotably mounted therein. A plurality of stators form cylinders and are mounted onto the housing. A plurality of armat...	08/04/1987
4631455	Method and apparatus for converting a conventional internal combustion engine into a high speed electric motor and generator 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 is solenoidally wound around ea...	12/23/1986
4578604	Solenoid actuators Solenoid actuators which include a stator assembly comprising a plurality of spaced parallel poles having coplanar end faces and symmetrically spaced side faces. An armature is mounted for attraction to and motion with respect to said stator, at least a c...	03/25/1986
4549535	Linear motor massage apparatus A linear motor apparatus capable of delivery of single or multiple impacts to the body so as to provide massage or other treatment. Frequency, duration and force of impact are operator controlled variables. Resonances may be set up in body tissue material...	10/29/1985
4541787	Electromagnetic reciprocating pump and motor means An electromagnetic reciprocating motor or pump for use for providing mechanical force for actuation of other fluids or components, and includes a cylinder provided with closures at each end, at least a pair of electromagnets operatively associated with th...	09/17/1985
4532460	Pre-start rotor positioner for an electric vehicle A drivetrain (48) for an electric passenger vehicle (10) includes a battery (40) for energizing a single-phase A.C. traction motor (18) which drives a ground engaging wheel (12) through a multi-speed transaxle (20). The motor is characterized by an extern...	07/30/1985
4523114	Magnetic reciprocating motor A magnetic reciprocating motor including a block with a crankshaft journalled therein and a cylinder with inboard and outboard portions mounted thereon. A piston with a piston magnet is slidably disposed in the cylinder inboard portion. A carrier assembly...	06/11/1985
4500265	Magnetically actuated compressor A vibration free fluid compressor particularly adapted for Stirling cycle cryogenic refrigeration apparatus comprising a pair of identical opposing ferromagnetic pistons (10, 12) located in a housing (22) and between a gas spring including a sealed volume...	02/19/1985
4498032	High torque digital stepping motor and control Three radially extending push rods (26, 28, 30) make contact with an undulating cam surface on the periphery of a cam (10). The push rods (26, 28, 30) are driven inwardly by electrical solenoids (94, 96, 98) or fluid motors (106, 108, 110). At the end of ...	02/05/1985
4474537	Oscillating compressor The invention relates to an electrically driven oscillating compressor, in particular for use as refrigerating machine, comprising a piston compressor, an electric oscillating drive for directly driving the piston compressor and a pulse shaper for supplyi...	10/02/1984
4473763	Solenoid motor A solenoid motor comprising a crankshaft with a plurality of solenoid means positioned adjacent thereto. Each solenoid means comprises a cylindrical core with an electrical coil wound therearound. A piston means is slidably mounted in each of said cores a...	09/25/1984
4417448	Means for producing an optimized cooler expander waveform A means for producing an optimized cooler expander waveform for a closed le cryogenic cooler. The cooler displacer is driven by magnetic and spring biasing means through four repeated phases of each cycle to produce four portions of the optimized cooler ...	11/29/1983
4395649	Linear electromagnetic vibrator An electrically driven linear vibrator has swing drive for vibrating troughs, jarring tables or the like comprises a stator with an exciter winding, an armature guided for linear movement in a direction transverse to the field produced by the stator and a...	07/26/1983
4384221	Motor A motor includes two reciprocating electromagnets. The magnets are energized at positions when the total repulsive forces of the electromagnets can be applied to a single crankshaft. The electromagnets are energized when the crankshaft is 90° past top de...	05/17/1983
4368396	Reciprocating electric motor with permanent magnets A reciprocating electric motor is shown having a sliding electromagnet aligned between a pair of spaced permanent magnets, where the facing poles of the permanent magnets are of the same polarity, and electrical circuit means is provided for energizing th...	01/11/1983
4345174	Electromagnetic engine An electromagnetic engine and method capable of producing a high amount of mechanical power at a high efficiency. An electromagnet or piston operates within a cylinder having a stepped bore therein. The cylinder reciprocates while the piston only pivots. ...	08/17/1982
4295066	Electromagnetic actuator An electromagnetic actuator comprising a housing of magnetizable material defining a stationary pole, a bobbin supported by the housing and having an interior bore, an armature comprising a permanent magnet provided with a pair of magnetic poles and movab...	10/13/1981
4272226	Fluid pump and method for operating same The fluid pump comprises at least one pumping cylinder having a pumping piston mounted therein for reciprocating movement and including an inlet valve and an outlet valve for permitting the entry and exit, respectively, of fluid into the cylinder in respo...	06/09/1981
4249115	Magnetic apparatus for producing movement A driven body is moved in opposite directions by alternately magnetizing two sets of paramagnetic bodies, each set being located between a drive magnet longitudinally affixed to the driven body and a stationary magnet toward which the magnetized bodies ar...	02/03/1981
4187440	Electromagnetic engine Intermediate ram operated electromagnetically connects at least two cylinders to operate them reciprocally and drive a vehicle or the like....	02/05/1980
4121139	Magnetic apparatus for producing movement A plurality of aligned magnets are movable with respect to each other and their polarities are changed to cause changing of the distances between adjacent magnets by opening and closing of air gaps therebetween. Driven magnets travel a distance which is g...	10/17/1978
4093880	Magnetically operable engine A combination device for developing a mechanical output from electrical energy which uses at least one electrical magnet solenoid, and preferably a plurality of same, together with an associated timing mechanism for actively controlling the time and degre...	06/06/1978
4024421	Magnetically operable engine or power plant A magnetically operable engine or power plant embodying a rotary crankshaft having two or more offset cranks which, by means of respective connecting rods pivoted thereto, and also to the sliding cores or armatures of electromagnets, are actuated to apply...	05/17/1977
4019103	Electromagnetic motor and generator An electromagnetic motor and generator is disclosed having a pair of solenoids wound on a cylinder, each of said solenoids comprising three separate but connected windings. A magnetizable piston is positioned for reciprocation in the cylinder and is conne...	04/19/1977
4012675	Switching system for solenoid reciprocator A switching system for a solenoid reciprocator motor of a type which has a piston arranged to reciprocate into and out of a solenoid. The switch is an SCR rectifier and the trigger lead to close the switch is pulsed by a commutator operating in unison wit...	03/15/1977
4005346	Direct electromagnetic reciprocating motor An electromagnetic reciprocating motor is disclosed having a minimum number of moving parts. The motor consists of a hollow, tubular guide having a first drive coil mounted about a first end, a second drive coil mounted about a second end, and a third dri...	01/25/1977
3976923	Pattern generating apparatus Integrated circuit mask patterns are laser machined by mounting substrates on a support that is periodically stepped in a y direction after each scan by a laser writing beam in an x direction. X-direction scanning is accomplished by mounting a mirror on a...	08/24/1976

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Class 310/35 - Successively energized solenoid coils