Electricity: magnetically operated switches, magnets, and electromagnets inventions 12/08

20080315980 - Mems micro-switch array based on current limiting enabled circuit interrupting apparatus: The present invention comprises a micro-electromechanical system (MEMS) micro-switch array based current limiting enabled circuit interrupting apparatus. The apparatus comprising an over-current protective component, wherein the over-current protective component comprises a switching circuit, wherein the switching circuit comprises a plurality of micro-electromechanical system switching devices. The apparatus also comprises a... Agent: Cantor Colburn, LLP

20080309437 - Fault interrupting and reclosing device: A fault interrupting and reclosing device includes a circuit interrupter coupled to an actuator. The actuator includes at least one force generating element for generating an opening force for opening the circuit interrupter and for generating a restoring force to close the circuit interrupter. The device further includes a latch... Agent: Marshall, Gerstein & Borun LLP (s & C)

20080309438 - Micro-electromechanical system based switching: A current control device is disclosed. The current control device includes control circuitry and a current path integrally arranged with the control circuitry. The current path includes a set of conduction interfaces and a micro electromechanical system (MEMS) switch disposed between the set of conduction interfaces. The set of conduction... Agent: Cantor Colburn, LLP

20080309439 - Hazard free screened switch using magnetic flux and glass: The chief beneficiaries from this invention are Engineers, Technical and Electricians (very prone to accidents) directly involved in performing operations for energizing mechanical and de-energizing electrical energy and vice versa. Now the inventor is satisfied to a considerable degree with his invention by eradicating life-taking hazards and by promoting safety... Agent: Nath & Associates PLLC

20080309440 - Electroacoustic transducer and magnetic circuit unit: An electroacoustic transducer has a magnetic circuit unit including a plate-shaped yoke, first and second magnets juxtaposed on the yoke, and first and second top plates mounted on the respective tops of the first and second magnets. One end of the first magnet is magnetized to one of north and... Agent: Brinks Hofer Gilson & Lione

20080309441 - Spraying device: A spraying device for spraying fragrance, pest control composition and/or a sanitising composition held within a pressurised container, the spraying device comprising a container receiving section (13) and a switching section (10) wherein the switching section (10) incorporates a solenoid switch.... Agent: Norris, Mclaughlin & Marcus

20080303615 - Fault interrupter and operating method: A fault interrupter and a method of operating a fault interrupter to reduce arcing time during fault interruption. Fault interrupter operation is delayed following detecting a peak current such that its operation occurs at a point of the current wave resulting in reduced arcing during fault isolation.... Agent: Marshall, Gerstein & Borun LLP (s & C)

20080303616 - Electro-magnetic relay: The electromagnetic relay comprises a contact block which is structured to uniformly maintain the contact resistance between the terminals of two circuits. Fixed contacts are provided for each of the terminals of the two circuits and each of two sets of a pair of movable contacts in positions corresponding to... Agent: Schwegman, Lundberg & Woessner, P.A.

20080303617 - Device mounted contactor and method for reducing continuous charge distribution: Provided is a device mounted contactor and a method of reducing continuous charge distribution, especially in a vehicle. The contactor includes a housing, and a plurality of power terminals. The device may further include a conductance shield and support structure extending from the housing. Situated at least partially in the... Agent: Ryan Kromholz & Manion, S.c.

20080303618 - Multi-position magnetic detents: Various embodiments for magnetic detent assemblies provide for detent devices with improved performance and manufacturability. In one embodiment, magnetic detent assemblies provide for custom detent positions and custom force profiles by including a pair of unitary magnetic components each having a special geometry. In an embodiment, the changing area of... Agent: Townsend And Townsend And Crew, LLP

20080297286 - Position detector and positioning device: There is provided a position detector by which output having linearity can be obtained in a wide range, which has a movable member 2 that is magnetized into N-poles 3 and S-poles 4 arranged in a movable direction and two magnetic detection elements 5 that are arranged in the movable... Agent: Brinks Hofer Gilson & Lione

20080297287 - Magnetic linear actuator for deployable catheter tools: Using the linear forces that are provided by an electromagnetic solenoid applied near the distal end of a medical catheter, various surgical instruments can be actuated or deployed for use in interventional medicine. The linear actuator uses the principles of magnetic repulsion and attraction as a means for moving a... Agent: Knobbe Martens Olson & Bear LLP

20080297288 - Soft latch bidirectional quiet solenoid: Embodiments of soft latching solenoids comprise a coil assembly (24); a plunger assembly (26); at least one flux conductor (28) comprising a flux circuit. The coil assembly (24) is fixedly situated with respect to a solenoid frame (21). The plunger assembly (26) is configured to linearly translate in a first... Agent: Nixon & Vanderhye, PC

20080297289 - Simultaneous rotational control using offset linear actuators: An apparatus includes a movable member, and first and second actuators coupled to the movable member at positions offset from a first axis that passes through a centroid of the movable member. A controller independently controls the first and second actuators to exert a first force on the movable member... Agent: Pietragallo Gordon Alfano Bosick & Raspanti, LLP

20080297290 - Thermodynamic cycles: One embodiment disclosed herein is an apparatus for performing a thermodynamic cycle comprising: a sample that exhibits temporary magnetic remanence; and a magnetisation apparatus for magnetising the sample, wherein the magnetisation apparatus is operable, during a first part of the thermodynamic cycle, to produce a cyclically-varying magnetising field comprising a... Agent: Klarquist Sparkman, LLP

20080297291 - Housing apparatus: A housing apparatus includes housing units in which a plurality of permanent magnets are housed, respectively; binding units which are arranged in the housing units, respectively, and bind the permanent magnets in the housing units, respectively; permanent magnet detectors which are arranged in the housing units, respectively, and detect whether... Agent: Scully Scott Murphy & Presser, PC

20080297293 - Multi-frequency electromagnetic field generator: Disclosed is a multi-frequency electromagnetic field generator that is capable of generating electromagnetic flux fields that are projected at a distance from the device. Radial fields, horizontal fields and spiral fields are generated by the electromagnetic field generator and are projected at a distance from the device. A wide range... Agent: Cochran Freund & Young LLC

20080297292 - Radio frequency device with magnetic element, method for making such a magnetic element: A radiofrequency device may include an electrically conducting element associated with at least one continuous magnetic element. The first continuous magnetic element may include a substrate coated with a magnetic film having a granular structure, with grains that are inclined to the normal to the substrate, or a columnar texture... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.