Electricity: magnetically operated switches, magnets, and electromagnets inventions 02/06

20060038642 - Mems switch electrode configuration to increase signal isolation: A microelectromechanical system (MEMS) switch is provided which includes a moveable electrode with an opening arranged over at least a portion of the signal trace. In some cases, the opening may include a notch arranged along a periphery of the moveable electrode. In particular, the opening may include a notch...

20060038643 - Stressed material and shape memory material mems devices and methods for manufacturing: Disclosed is a MEMS device which comprises at least one shape memory material such as a shape memory alloy (SMA) layer and at least one stressed material layer. Examples of such MEMS devices include an actuator, a micropump, a microvalve, or a non-destructive fuse-type connection probe. The device exhibits a...

20060038645 - Adjustable solenoid: Embodiments of the present invention provide solenoid plungers, solenoid actuators, and solenoid-actuated mechanisms, that provide for an adjustable stroke, adjustable rated force, and adjustable plunger extension that overcome the problems and issues associated with non-adjustable solenoid actuators. In accordance with an embodiment of the present invention, an adjustable solenoid plunger...

20060038644 - Moisture exhausting membrane in electrical solenoid: A vent assembly is provided for allowing internal contaminants to exit a solenoid. The vent assembly includes a vent membrane interposed between a gasket and a support. The support may have a variable diameter. The vent assembly attaches to the solenoid via a mating cover of the solenoid, which includes...

20060038646 - Precise multi-pole magnetic component and manufacturing method thereof: A method is proposed to manufacture a precise multi-pole magnetic component for using in magnetic encoders. A special layout of the circuit pattern is designed and formed on a printed circuit board (PCB). Alternate and regular magnetic field is induced according to Ampere's law after a current flowing through the...

20060038648 - 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...

20060038647 - Magnetic metal accessory holder: A magnetic apparatus, which can be engaged to various preselected objects, is used for holding various articles which are attracted to a magnet. The magnetic apparatus comprises a platform member having a predetermined shape and a predetermined size. At least one magnet is secured to the platform member for holding...

20060033598 - Mems-based inertial switch: In one embodiment, an inertial switch of the invention includes a MEMS device manufactured using a layered wafer. The MEMS device has a movable electrode supported on a substrate layer of the wafer and a stationary electrode attached to that substrate layer. The movable electrode is adapted to move with...

20060033599 - Manually controlled replacement solenoid for hydraulic valves: Solenoid controlled hydraulic valves in sealed hydraulic circuits are provided with backup actuation without compromise of the hydraulic circuit by provision of an auxiliary, quick fitting solenoid coil case which incorporates manual switches and which may be attached directly to a battery for energization....

20060033600 - Electromagnetic coil assembly employing spool-spindle: An electromagnetic coil assembly comprising a spool-spindle and a case. The spool-spindle comprises a spindle portion and a larger included portion. The spindle portion has a conductor wound thereon. The larger included portion has opening for receiving the conductor. The case has a first case end and a second case...

20060033601 - Extra hand system: The present application is directed to an apparatus designed to hold an object in a stationary position using electromagnetic components. The object is held in a stationary position when at least one electromagnet is activated and the object is released when the at least one electromagnet is deactivated. The apparatus...

20060028306 - Contact-breaker device, circuit and apparatus comprising the same, and method for assembling contact-breaker device: A contact-breaker device that can be miniaturized, realize low power consumption and low cost, and generate an irregular pulse current by causing irregular electrical conduction and insulation of a circuit. The contact-breaker device comprises: fixed terminals 12A and 12B secured at positions spaced apart from each other; and a movable...

20060028307 - Systems, methods, and device for actuating a circuit breaker: Certain exemplary embodiments comprise a device comprising: a trip mechanism adapted to engage an operating mechanism of an alternating current circuit breaker, said trip mechanism comprising: a bi-metal element arranged lengthwise into a first end zone, a central zone, and a second end zone, a load bus coupled to said...

20060028308 - Precision non-contact digital switch: A switch apparatus, system and method are disclosed herein, including one or more magnetic sensing elements that follow a travel path thereof, and a plurality of permanent magnets located in a mirrored configuration about the travel path. Such a configuration permits a magnetic field variation associated with the permanent magnets...

20060028309 - Magnetostrictive thin film actuator: Magnetostrictive actuator. The actuator includes a flexible substrate and a magnetostrictive film on the substrate. The shape of the flexible substrate is altered in the presence of a magnetic field....

20060028310 - Alignment apparatus, exposure apparatus, and device manufacturing method: An alignment apparatus moves an X-Y slider together with X and Y beams. Electromagnetic guides (electromagnetic mechanisms) are interposed between the X-Y slider, the X beam, and the Y beam. The electromagnetic guides include alignment and acceleration electromagnets attached to the X-Y slider, and targets attached to the X and...

20060028311 - Electromagnetic actuating device: The invention relates to an electromagnetic actuating device, comprising an armature (20) which is provided in a housing (10) in such a way that it can be moved in an axial direction relative to a magnet frame (12) consisting of a core section (14) and a yoke section (18), and...

20060028312 - Magnetic actuator: A magnetic actuator. A yoke comprises 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...

20060022777 - Gfci without bridge contacts and having means for automatically blocking a face opening of a protected receptacle when tripped: Located within a GFCI is a movable contact bearing arm which cooperates with at least one fixed contact. When the movable arm is moved up to allow the at least one contact on the arm to close with at least one fixed contact, the GFCI is in a conducting state...

20060022778 - Electromagnetic relay: For manufacturing a thin electromagnetic relay having desired attractive force, both arms as upstanding portions disposed at both ends of a barrel of a plate magnetic material which is punched to be substantially U-shaped as viewed from the front by press working are bended to form magnetic poles having magnetic-pole...

20060022779 - Superconductive magnet including a cryocooler coldhead: A zero boiloff cryogen cooled recondensing superconducting magnet assembly including superconducting magnet coils suitable for magnetic resonance imaging including a cryogen pressure vessel to contain a liquid cryogen reservoir to provide cryogenic temperatures to the magnet coils for superconducting operation; a vacuum vessel surrounding the pressure vessel and spaced therefrom;...

20060022780 - Electromagnetic latching switch: A magnetic latching switch. The switch includes a pair of switch terminals, a switch actuator, an electromagnet and a biasing member. The switch actuator is manually moveable from a first position where the switch terminals are in a first state to a second position where the switch terminals are in...

20060022781 - Vibration device: Disclosed is a vibration device in which an elastic unit is formed on upper and/or lower surface of a weight, and the weight for generating vibration is extended in a circumferential direction. Also, a vibration device with a sound function, which gives an improved vibrating amount by making a larger...

20060022782 - Radial anisotropic ring magnet and method of manufacturing the ring magnet: A radially anisotropic ring magnet endowed with good magnetic characteristics and having throughout the magnet an angle of 80 to 1000 between a center axis thereof and a radial anisotropy imparting direction is manufactured by a pressing operation....