Electricity: magnetically operated switches, magnets, and electromagnets inventions 08/07

20070200652 - Electrical switching apparatus and trip indicator therefor: A trip indicator is for a circuit breaker having a housing including first and second openings, separable contacts and an operating mechanism having an operating handle protruding from the first opening. The trip indicator includes a one-piece flag member with a first end having a trip flag and a second... Agent: Eaton Electrical, Inc. Technology And Quality Center

20070200653 - Electromagnetic actuator: A needle 2 includes a plunger member 21 and a collar member 22, and is provided to be reciprocable from a latch position to a latch release position inside a stator 1. A first magnet coil 31 has sufficient electromagnetic power to put in a latch state the needle 2... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070200654 - Non-inductive winding wire-type solenoid bobbin: Disclosed herein is a non-inductive winding wire-type solenoid bobbin. The bobbin includes a cylindrical bobbin body, winding grooves formed on an outer circumferential surface of the bobbin body at regular intervals, and a connection channel provided on one side of each of the winding grooves. According to the present invention,... Agent: Sheridan Ross PC

20070200655 - Electromagnetic actuator performing quick response: An electromagnetic actuator includes a cylindrical coil, a stator core disposed in the cylindrical coil, a plate attached to one axial end of the stator core and an armature positioned to face the other axial end of the stator core. Upon energizing the coil, the armature is attracted to the... Agent: Nixon & Vanderhye, PC

20070194866 - Relay with reduced leakage current: A relay includes a magnetic system provided with an armature and a contact system provided with a first contact and a moveable second contact. An electrically insulating base plate is arranged between the magnetic system and the contact system and has an opening therein. First and second walls extend from... Agent: Barley Snyder, LLC

20070194867 - Electromagnetic switch: In an electromagnet switch, a stationary iron core is composed mainly of a base part and a disk part. The base part is faced to a plunger and the disk part is forcedly inserted and fixed to a boss part formed in the base part. The disk part is composed... Agent: Oliff & Berridge, PLC

20070194868 - Electromagnetic switch with fixed magnetic core having disc portion formed of stack of base and balance metal sheets: According to the invention, an electromagnetic switch includes a pair of fixed contacts, a movable magnetic core, a magnetic coil, and a fixed magnetic core. The movable magnetic core is configured to be moved by a magnetic attraction, thereby establishing an electrical connection between the fixed contacts. The fixed magnetic... Agent: Oliff & Berridge, PLC

20070194869 - Integrated maglatch accessory: An apparatus for indicating a condition of a molded case circuit breaker, with the circuit breaker defining an accessory pocket in communication with an operating mechanism and a trip unit of the circuit breaker, including a mount member operatively coupled to one of the operating mechanism and trip unit in... Agent: Foley & Lardner LLP

20070194871 - Oscillating superconducting inductor electro-magnet motor: A charged capacitor in a circuit with a superconducting inductor and switches creates oscillates direct current through the superconducting inductor to cause it to be a superconducting inductor electromagnet with oscillating polarity. Permanent magnets mounted on moving supports when placed in proximity to the polar ends of the superconducting electromagnet... Agent: Donald W. Meeker Patent Agent

20070194870 - Permanent current switch: There is disclosed a permanent current switch which has a high temperature margin and which is thermally stable and which securely performs a switching operation between a superconducting state and a normal conducting state. The permanent current switch of the present invention has a coiled superconducting wire and a heater... Agent: Crowell & Moring LLP Intellectual Property Group

20070194872 - Electromagnetic actuator: An electromagnetic actuator is capable of providing a high speed driving force, for example, for driving the contacts of a circuit breaker or similar power distribution equipment. The electromagnetic actuator may use a directly powered moving coil element in combination with one or more energized stationary coils to generate an... Agent: James V. Lapacek S & C Electric Co.

20070194873 - Actuator: With variable airgap reluctance actuators problems arise due to the relationship between actuator mass and displacement range. By providing opposed surfaces in the actuator stator core and armature which have undulations typically in the form of grooves, slots and projections, a greater displacement range can be achieved whilst maintaining performance... Agent: Manelli Denison & Selter

20070188276 - Receptacle type ground-fault circuit interrupter: A receptacle type ground-fault circuit interrupter (GFCI) device adapted for connecting to input lines, which includes a pair of input terminals for connecting to the input lines, a pair of receptacle outlets, a ground-fault current detector for detecting a ground fault condition on the input lines, a reset and trip... Agent: Ying Chen

20070188277 - Linear drive device provided with an armature body having a magnet carrier: A linear drive device comprising at least one excitation winding for producing a variable magnetic field and is provided with an associated yoke body conducting a magnetic flux and an armature body which comprises a magnet carrier provided with at least two permanent magnet parts, preferably in the form of... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20070188278 - Electromagnetic switch and related manufacturing method: An electromagnetic switch and related manufacturing method are disclosed having an electromagnetic coil creating an electromagnet when energized, a stationary core associated with the electromagnetic coil and operative to be magnetized when the electromagnet is created, one set of stationary contacts disposed in areas away from the stationary core, and... Agent: Oliff & Berridge, PLC

20070188279 - Auxiliary contact unit for magnetic contactor: An auxiliary contact unit for a magnetic contactor is discloses, wherein the auxiliary contact unit is disposed at an inner lower frame thereof with a cover connected to lower hooks and supporting an upper structure, and the cover is supported at a lower surface thereof by a protrusion.... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20070188280 - Superconductive coil assembly having improved cooling efficiency: A superconductive coil assembly has a bobbin, a coil provided such that a superconductive wire is wound several times around the bobbin, and a pair of heat transfer plates installed to cover the opposite sides of the bobbin and the coil. The heat transfer plate is made of metal material... Agent: Dickstein Shapiro LLP

20070188281 - Loop type coil parts: One inventive aspect relates to a low back type loop type coil part which may facilitate confirmation of quality of soldering. The loop type coil part comprises a core including a spool arranged vertically to a mounting side and a plate-like flange provided at an end of the spool to... Agent: Knobbe Martens Olson & Bear LLP

20070182513 - Cryogenic cooling of superconducting magnet systems below temperature of 4.2k: A superconducting magnet system comprises a cryogenic vessel (1), a superconducting magnet (11) contained in an inner reservoir (16) within the vessel (1) to be cooled by liquid helium within the inner reservoir (16), and an outer reservoir (7) containing liquid helium and linked to the inner reservoir (16) by... Agent: Varian Inc. Legal Department

20070182514 - Control cartridge and control handle including same: A control cartridge has a circuit board that includes a Hall effect sensor, the position of which is fixed in a housing that has a cam. The control cartridge includes a shaft that carries a magnet and that rotates and translates with respect to the housing. The shaft has a... Agent: Delphi Technologies, Inc.

20070182515 - Linear drive device with a magnet yoke body and a permanent magnetic armature: A drive device comprising at least one exciter winding, which is used to produce a modifiable magnetic field, consisting of an associated magnetic-flow guiding main yoke body and a counter yoke body, in addition to an armature body, which can be set into an axially oscillating motion, with two permanent... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20070182516 - Magnetic resonance imaging device with an active shielding device: The present invention relates to a magnetic resonance imaging (MRI) device. The basic components of an MRI device are the main magnet system, the gradient system, the RF system and the signal processing system. According to the present invention the magnetic resonance imaging device comprises at least one active shielding... Agent: Philips Intellectual Property & Standards

20070182517 - High performance hybrid magnetic structure for biotechnology applications: The present disclosure provides a high performance hybrid magnetic structure made from a combination of permanent magnets and ferromagnetic pole materials which are assembled in a predetermined array. The hybrid magnetic structure provides means for separation and other biotechnology applications involving holding, manipulation, or separation of magnetic or magnetizable molecular... Agent: Fulbright & Jaworski, LLP

20070176717 - Microswitching device and method of manufacturing the same: A microswitching device includes a base, a fixed portion joined to the base, a movable portion extending along the base and having a fixed end fixed to the fixed portion, a movable contact electrode film provided on a side of the movable portion opposite the base, a pair of fixed... Agent: Armstrong, Kratz, Quintos, Hanson & Brooks, LLP

20070176716 - Solenoid device and injection valve having the same: An injection valve includes a housing that movably accommodates a needle. A movable core is axially movable together with the needle in the housing. A stationary core is fixed in the housing for forming a magnetic circuit together with the movable core. At least one of the movable core and... Agent: Nixon & Vanderhye, PC

20070176714 - Dimmer switch: A dimmer switch for controlling a light includes a wheel assembly, a rotational motion detector and a dimmer control. As the wheel assembly is rotated, the light is dimmed. An on/off control is responsive to a push detector for detecting whether the wheel assembly has been pushed. The on/off control... Agent: James Ray Wood

20070176715 - Electromechanical switch: An electromechanical switch, includes a substrate, a beam which is mounted on the substrate at both end parts thereof, a first driving electrode which is provided on the beam, a first signal transmitting electrode which is provided on the beam and is electrically separated from the first driving electrode, a... Agent: Pearne & Gordon LLP

20070176718 - Magnetic assembly for magnetically actuated control devices: A magnetically actuated apparatus, which enlarges, extends and makes continuous magnetic fields used by magnetically controlled devices, such as a magnetic reed switch for use in physical security monitoring systems is shown. Apparatus includes a sensor and a magnetic actuator for use with a movable closure member. The sensor is... Agent: Carella, Byrne, Bain, Gilfillan, Cecchi, Stewart & Olstein

20070176719 - Magnetically actuated microelectromechanical systems actuator: A microelectrical mechanical system (MEMS) actuator having electrically conductive coils that create first magnetic fields that are opposed by a second magnetic field is disclosed. The actuator includes two coils having dual, interspersed Archimedean spirals. Within an actuator, one coil is arranged with spirals that proceed clockwise, while the other... Agent: Woodcock Washburn LLP (microsoft Corporation)

20070176720 - Flux bushing for solenoid actuator: A solenoid valve actuator includes a coil bobbin having a coil disposed therein and a bushing body receiving aperture. A flux plate is connected to a first end of the coil bobbin and includes a flux plate surface area. A bushing is positioned between the flux plate and the coil... Agent: Harness, Dickey & Pierce, P.L.C