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| Number | Title | Issue Date |
| 8097989 | Reciprocating linear actuator A reciprocating linear actuator in which a slide and a counter slide are arranged for linear movement within a hollow guide. The actuator has driving force generating means for generating a driving force between the slide and the counter slide and also has bearing s... | 01/17/2012 |
| 8058755 | Reciprocating dual-action piston magnetic force motor and method A motor system and method thereof are provided, wherein the system includes an energy storage device, a piston assembly including a magnet, at least two end assemblies in operable communication with the piston assembly, and includes first and second end assemblies, ... | 11/15/2011 |
| 7557472 | Valve drive for a gas exchange valve Disclosed is a valved drive for a gas exchange valve (4) in a power engine, with a magnetic rotor (12) which, along with a rotor section positioned at a distance from the gas exchange valve (4), extends in a longitudinally movable manner inside ... | 07/07/2009 |
| 7474020 | Relaying piston multiuse valve-less electromagnetically controlled energy conversion devices Energy conversion devices employing gases and/or liquids as medium, constructed with a hollow, preferably toroidal cylinder having two ports and two, or more, identical ferromagnetic pistons moveably sealing the hollow cylinder. Movements of the pistons are electrom... | 01/06/2009 |
| 7420300 | Voice coil motor A voice coil motor of the movable coil type comprising a stator including a permanent magnet. The stator produces a magnetic field. A movable element made of an armature coil is provided. The armature coil is formed into a coil-shape having a cavity portion. A reinf... | 09/02/2008 |
| 7405500 | Bonding apparatus A wire bonding apparatus 10 including an X table 18 guided to move in the X direction on an XY table base 14 and a driving motor 20 mounted on a motor base 16 with the movable element 22 of the driving motor 20 connec... | 07/29/2008 |
| 7382067 | Linear actuator An object of the present invention is to provide a linear actuator in which reliability is improved, and performance is also easily improved. The present invention provides a linear actuator including a stator, a movable element having an iron member, and being reci... | 06/03/2008 |
| 7367786 | Linear compressor A linear compressor includes: a cylinder block forming a compressing chamber; a piston reciprocatably provided in the compressing chamber; a reciprocating member connected to the piston to reciprocate with the piston as a single body; a driver driving the reciprocat... | 05/06/2008 |
| 7361999 | Body-carrying human power generation system A human power generation system includes a generation module and a generator. The generation module includes two speed-up great sets and a rack. Each speed-up gear set includes a shaft to which a pinion and a gear are coaxially mounted. The pinion of the first gear ... | 04/22/2008 |
| 7362003 | Coil switching circuit for linear electric generator In a linear electric generator (LEG) which includes apparatus for passing a permanent magnetic assembly (PMA) along linearly disposed sections of coils of an induction coil assembly (ICA) for generating voltages and power, a switching arrangement for coupling only s... | 04/22/2008 |
| 7347283 | Using a rotating inner member to drive a tool in a hollow outer member A rotating inner member is used to drive a downhole tool housed within the hollow outer member of a dual-member drill string. The downhole tool preferably will be adapted to receive rotational energy from the inner member. In a preferred embodiment, the downhole too... | 03/25/2008 |
| 7333783 | Mobile device with manually operated power source A mobile device with a manually operated power source which generates power sufficient to operate the device when shaken by a user. A cable connected between the power source and mobile device carries the generated power from the power source to the mobile device su... | 02/19/2008 |
| 7328474 | Electric toothbrush with linear oscillator An electric toothbrush includes a drive part, a driver, a brush part and a vibration-absorber. The drive part includes a drive shaft provided to be lineally movable and a brush part detachably attached to one end of the drive shaft. The driver is configured to apply... | 02/12/2008 |
| 7327268 | System for wireless mobile seating platform A system (and method) includes a seating platform, at least one sensor for detecting a state of the seating platform connected to a first wireless communications device, the first wireless communications device for conveying information on the state of the seating p... | 02/05/2008 |
| 7323849 | Rechargeable portable light with multiple charging systems A rechargeable portable light having a housing member with an opening for the emission of light, and two possible charging systems including an AC charger, and an auto or boat charger. An electronic circuit is located within the housing member and includes at least ... | 01/29/2008 |
| 7309934 | Linear electric generator having an improved magnet and coil structure, and method of manufacturing Linear electric generators include stationary windings and armature magnets arranged to reciprocate axially relative to the windings, or stationary magnet structures and movable windings arranged to reciprocate relative to the stationary magnet structures. The armat... | 12/18/2007 |
| 7303177 | Actuator arrangement and fuel injector incorporating an actuator arrangement An actuator arrangement for use in a fuel injector of an internal combustion engine includes an inner core (30) comprising a plurality of laminates (30a) and a first outer pole (32) for receiving at least a part of the inner core (30 | 12/04/2007 |
| 7304398 | Spring activated energy transducer generating A/C electricity from natural forces-frictionless magnetic plate A spring activated energy transducer is provided. The energy transducer of the current invention generates alternating current (A/C) electricity from abundant external natural forces. The energy transducer is comprised of an upper part and a lower part. The upper pa... | 12/04/2007 |
| 7288860 | Magnetic transducer with ferrofluid end bearings An electrical generator includes one or more magnets that move relative to one or more conductors to generate an electrical signal in each conductor. Each magnet has ferrofluid bearings in the vicinity of its opposite ends to provide a low friction interface between... | 10/30/2007 |
| 7284967 | Reliability-improving structure of reciprocating compressor In a reliability-improving structure of a reciprocating compressor, by minimizing vibration noise occurred in operation, adjusting a quantity of compression gas accurately, measuring an air gap in order to uniform an air gap of a reciprocating motor in an assembly p... | 10/23/2007 |
| 7259483 | Linear driving mechanism of electronic components mounting apparatus In a Y linear driving mechanism 6 for moving an X linear driving mechanism 8 in a direction Y by a linear motor comprising a stator 16 and a moving element 17, there is provided a drive transmission portion which is connected to the movin... | 08/21/2007 |
| 7255678 | High frequency, high frame-rate ultrasound imaging system A system for producing an ultrasound image comprises a scan head having a transducer capable of generating ultrasound energy at a frequency of at least 20 megahertz (MHz), and a processor for receiving ultrasound energy and for generating an ultrasound image at a fr... | 08/14/2007 |
| 7250697 | Linear generator apparatus A linear generator apparatus includes first and second elongate coaxial bodies that are axially movable relative to one another with a reciprocating movement. The first body is axially and freely movable relative to the second body within a predetermined displacemen... | 07/31/2007 |
| 7245049 | Vibrator and method for manufacturing the same A vibrator of the present invention comprises a coreless coil (2), a driver (4) including a magnet (4a) inserted in the coreless coil (2), a yoke (4b) for pinching the coreless coil (2) and facing the magnet ( | 07/17/2007 |
| 7245042 | Auxiliary wind energy generation from a wind power generation apparatus A wind energy generator has a generator having a shaft extending therefrom, a plurality of blades interconnected to the shaft so as to be rotatable by the action of wind energy, and an elongate chamber cooperative with the shaft such that the chamber rotates relativ... | 07/17/2007 |
| 7242117 | Linear motor There is provided a linear motor in which the number of armature windings can be reduced, and an armature iron core can be readily fixed to a member for supporting the armature iron core. Each of three inductors 1A to 1C is so arranged that a to... | 07/10/2007 |
| 7242103 | Downhole electrical power generator A downhole electrical power generator. A downhole electrical power generating system includes a flow restricting device which variably restricts flow through an opening, the restricting device vibrating in response to flow through the opening and the restricting dev... | 07/10/2007 |
| 7239052 | Magnetic actuators A magnetic actuator. A yoke includes a first opening and a second opening, a frame, and a path. A first magnet is disposed in the first opening in the vicinity of the frame. A second magnet is disposed in the second opening in the vicinity of the frame. A coil compr... | 07/03/2007 |
| 7218018 | Actuator An actuator includes a casing, a stationary member having a coil member and mounted in the casing and a movable member having a moving element and supported by the casing. The moving element has a shaft and is supported by the casing so as to be moved in an axial di... | 05/15/2007 |
| 7210843 | Multidirectional mixing of fluid samples A method of mixing fluid samples using an electromagnetic multidirectional shaker is provided. The shaker has a first electromagnet driving a first support panel in a first direction, and a second electromagnet driving a second support panel in a second direction. T... | 05/01/2007 |
| 7211909 | Monolithic integrated circuit arrangement A monolithic integrated circuit arrangement containing a substrate, a functional unit formed in and/or on the substrate, and an energy supply unit, which is formed in and/or on the substrate and is coupled to the functional unit and has an inductance and a permanent... | 05/01/2007 |
| 7205677 | Automated motion provider for self powered cell phones An automated provider of predesigned mechanical motion to self powered cell phones is disclosed which avoids the need for users thereof to perform manual manipulations of the phones for power restorative purposes. An optimized kinetic generator of electrical current... | 04/17/2007 |
| 7205686 | Linear actuator A linear actuator has improved output performance and can be assembled with high precision. The linear actuator includes: a yoke part where yoke components, where a hollow is formed between an outer circumferential surface of a first yoke provided on one side of a r... | 04/17/2007 |
| 7205685 | Solenoid plunger system with an adjustable magnetic flux A solenoid plunger system for an electropneumatic pressure transducer, comprising at least partly—in a casing which focuses magnetic field lines M, in particular in the form of an iron casing—a solenoid plunger and a core, in particular in the form of an iron co... | 04/17/2007 |
| 7199493 | Alignment stage apparatus An alignment stage apparatus includes a base structure and a movable stage which can move along a surface of the base structure so as not to be in contact with the base structure. The apparatus includes a plurality of power transmission coils buried under the surfac... | 04/03/2007 |
| 7199494 | Electric linear actuator The invention proposes an electric linear actuator with a take-off element (12) that is adjustably supported on a main housing (5) and is connected to and driven by an electric motor (14) via a spindle drive (8). This connection is realiz... | 04/03/2007 |
| 7184363 | Buoyant container with wave generated power production An apparatus designed to float on or in a liquid has at least two buoyant members. The apparatus utilizes relative motion between the buoyant members to generate power, and the buoyant members are coupled to the apparatus in such a manner that surface movement of a ... | 02/27/2007 |
| 7168532 | Wave energy converter (WEC) with magnetic braking A magnetic braking system for inhibiting excessive motion between a float and a column intended to be placed in a body of water; with the float and column moving relative to each other as a function of the waves present in the body of water. The braking system inclu... | 01/30/2007 |
| 7168510 | Electrical transmission apparatus through rotating tubular members The present invention provides an apparatus for the communication of power or data signals across the rotating gap of two tubular members, such as the stator and rotor of a mud motor, and between said rotating members of a drill string through inductive couplers loc... | 01/30/2007 |
| 7165746 | Vibration motor primary flight control actuator The invention provides an actuator for a control surface (7), in particular for a primary flight control of an aircraft, the actuator including a main actuator (3) in a main control line (1) for actuating the control surface (7), the actu... | 01/23/2007 |
