Electricity: magnetically operated switches, magnets, and electromagnets inventions 03/07

20070069840 - Solenoid switch having moving contact configured to prevent contact bounce: According to the present invention, there is provided a solenoid switch which includes a pair of fixed contacts spaced away from each other, a solenoid, a contact pressure applier, and a moving contact. The moving contact is configured to be moved by the solenoid to strike the fixed contacts and... Agent: Oliff & Berridge, PLC

20070069841 - Motor and pump in which the motor is mounted: In a canned motor, a second cover section for covering a surface of an armature on an opposite side of a first cover section is formed from a pressed metal plate so that the motor can be downsized and inexpensively manufactured. Further, the motor can be easily assembled in such... Agent: Judge & MurakamiIPAssociates

20070069842 - Mrt device: The invention relates to an MRT device with a superconducting magnet whose coils are located in a helium tank and with electronic control components whereby a section of control components is located inside the helium tank or the helium tank has a hollow depression in its outer surface in which... Agent: Siemens Corporation Intellectual Property Department

20070063795 - Electromagnetic actuator: A sealing member which seals a sealed space where a movable core of an electromagnetic actuator is arranged, includes: an inner ring portion and an outer ring portion which are respectively arranged inside and outside in the radial direction, come into contact with the upper surface of a flange of... Agent: Arent Fox PLLC

20070063796 - Modular switching device: A modular switching device is disclosed which includes a plurality of interconnected modules, the modules having a control device module and a pole cell module, the modules of the switching device being interconnected with a shaft adapted to transfer a torque required for operating the switching device from one module... Agent: Buchanan, Ingersoll & Rooney PC

20070063797 - Electric trip device provided with monitoring means, circuit breaker comprising one such trip device and method of monitoring: The invention relates to an electronic trip device and a circuit breaker equipped with said electronic trip device, said trip device comprising at least one current sensor, an actuator, and an electronic processing unit to control said actuator, wherein the electronic processing unit comprises means for monitoring the state of... Agent: Steptoe & Johnson LLP

20070063798 - Cylindrically shaped superconductor component and its use as resistive current limiter: The present invention is directed to a cylindrically shaped superconductor component particularly useful as resistive current limiter composed of a cylindrical superconductor body, in particular of high temperature superconductor material, provided vertically to its longitudinal axis with a number of azimuthal slots 3, incised in parallel and alternating, and one... Agent: Sofer & Haroun, L.L.P.

20070063799 - Protective link for superconducting coil: A superconducting coil system includes a superconducting coil and a protective link of superconducting material coupled to the superconducting coil. A rotating machine includes first and second coils and a protective link of superconducting material. The second coil is operable to rotate with respect to the first coil. One of... Agent: Rockwell Automation, Inc./(qb)

20070063800 - Method and apparatus for magnetizing a permanent magnet: A magnetizing coil unit and a method of making a magnetizing coil unit is provided. The coil includes a solenoid coil having a coiled copper sheet in which the width of the copper sheet is equal to the height of the solenoid coil. A magnetizing assembly includes a plurality of... Agent: General Electric Company Global Research

20070063801 - System and method for magnetic resonance imaging: A magnetic resonance imaging (MRI) system is provided. The MRI system includes a cylindrical magnet for generating a static magnetic field. The magnet includes a cryostat having concave end plates and a first set of superconducting coils shielded with a second set of superconducting coils. The first and the second... Agent: Patrick S. Yoder Fletcher Yoder

20070057752 - Heat actuated magnetic latching microswitch: A heat actuated switch comprises a substrate, a moveable element having at least one electrical contact associated therewith, a permanent magnet in the vicinity of the electrical contact, a ferromagnetic material in the vicinity of the permanent magnet and associated with the at least one electrical contact, and a heater... Agent: Avago Technologies, Ltd.

20070057753 - Apparatus and method for modifying properties of a substance: An apparatus for modifying properties of a substance includes at least two electromagnetic coils and a power supply for supplying power to the two electromagnetic coils. Once powered on, the magnetic poles of the two electromagnetic coils are opposite to each other. Each coil is formed by spirally winding a... Agent: Egbert Law Offices

20070057754 - Systems and methods for passively shielding a magnetic field: A passive magnetic field shielding system for shielding a fringe magnetic field is described. The passive magnetic field shielding system includes a magnet configured to generate a uniform magnetic field, an imaging system with associated electronics coupled to the magnet, and a passive shield configured to reduce the strength of... Agent: The Small Patent Law Group LLP

20070052507 - Bobbin for superconducting coil, and superconducting solenoid coil: A bobbin for a superconducting coil includes a cylindrical drum, and a tapered portion extending from each end of the drum. A superconducting wire or a precursor of the superconducting wire shaped like a tape is helically wound around the drum in multiple layers. The tapered portion has a tapered... Agent: Reed Smith LLP

20070052506 - Superconducting wire transposition method and superconducting transformer using the same: The present invention discloses a superconducting wire transposition method and superconducting transformer whose winding is formed of superconducting wire to enable the formation of transpositions. The superconducting wire transposition method characterized of different winding start positions of at least two disks wound with a plurality of parallel superconductive wires, and... Agent: Park Law Firm

20070052508 - Electromagnetic actuator and stirling engine: A yoke used for an electromagnetic actuator is formed by molding a soft magnetic iron powder, and, in the yoke, a discontinuous portion is formed which prevents the occurrence of eddy current loss. This discontinuous portion prevents eddy current and permits the actuator to operate at high efficiency.... Agent: Birch Stewart Kolasch & Birch

20070046404 - Electrical switchgear: An electrical switchgear is disclosed, such as a line, motor or fault-current circuit breaker, with a thermal trip, with an electromagnetic trip, with a switching mechanism with a latching point and at least one contact point which is continuously opened or closed by means of the switching mechanism, with an... Agent: Buchanan, Ingersoll & Rooney PC

20070046403 - Electrical switching device: An electrical switching device is disclosed which can be used in combination with a line, motor or fault-current circuit breaker, with a thermal release, with an electromagnetic release, with a switching mechanism with a latching point and at least one contact point which is continuously opened or closed by the... Agent: Buchanan, Ingersoll & Rooney PC

20070046405 - Power breaker and arrangement for switching electrical currents: The invention relates to a power breaker for switching electrical loads having a parallelepipedal shape having four longitudinal sides lying in the longitudinal direction (LQ) of the parallelepiped, a first transverse side and an opposing second transverse side, an electromagnetic coil having a longitudinal axis (LS), an input connection, an... Agent: Burr & Brown

20070046406 - Active vibration isolation support system: In an active vibration isolation support system, a movable member is connected to an armature (movable core) of an actuator and moved out and back by the armature, the armature is housed in a sealed space, and a pressure of the sealed space is maintained at substantially atmospheric pressure by... Agent: Carrier Blackman And Associates

20070046407 - Sheet magnetizer systems and methods thereof: A sheet magnetizer system and a method thereof includes a first set of one or more magnetized elements which are mounted on a first shaft for rotational movement and a second set of one or more magnetized elements which are mounted on a second shaft for rotational movement. One or... Agent: Nixon Peabody LLP - Patent Group

20070046408 - Magnet-shunted systems and methods: The present invention relates to a magnet-shunted system for shielding a target from magnetic fields and waves. More particularly, the present invention relates to a magnet system including a path member and a magnet member having a magnet at least partially shielded by a magnetically permeable shunt member. The path... Agent: Youngtack Shim

20070046409 - Bogie apparatus: A bogie apparatus includes a chassis, rotation bogie parts respectively disposed at both ends of the chassis, and a composite motion bogie part located at a middle portion of the chassis. Each of said rotation bogie parts includes a circular upper inner ring permanent magnet fixed on a lower surface... Agent: Madson & Austin Gateway Tower West