Match Document Document Title
9035732 Linear actuator and groove fashioning method for linear actuator  
A linear actuator includes a first tube, a second tube inserted into the first tube to be free to slide, a rod fixed at one end of the rod to the first tube, a rod guide provided on the other end...
8994483 Electromagnetic actuator comprising permanent magnets and mechanical load interrupter actuated by such an actuator  
The invention relates to a novel permanent magnet electromagnetic actuator with triggering speed and drive torque improved relative to those of the prior art. The main target application is...
8975992 Electromagnetic drive  
An electromagnetic drive for an electrical switch such as a circuit breaker, has at least one movable armature that can implement a lifting movement along a pushing direction for moving a movable...
8963664 Magnetic field manipulation devices  
Magnetic field manipulation devices and magnetic actuators are disclosed. In one embodiment, a magnetic field manipulation device includes an iron base substrate having a surface, and at least...
8912871 Electromagnetic actuator with magnetic latching and switching device comprising one such actuator  
An electromagnetic actuator comprising a core moving between a latched position and an open position, a permanent magnet, a coil designed to generate a first magnetic control flux to move the core...
8854165 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...
8833732 Glue valve  
A valve for processing glue or other media, the valve having magnets, in particular permanent magnets, that are used for actuating a closure member (16). Two individual magnets (22, 23) located...
8803644 Magnetic actuator  
A magnetic actuator has a static part and a dynamic part concentrically arranged therein. The static part comprises two permanent magnets and the dynamic part comprises two further permanent...
8786387 Magnetic actuator  
A magnetic actuator includes a coil bobbin that has electrical wire wound around a core. The magnetic actuator also includes a plunger located in a central portion of the magnetic actuator and...
8766752 Magnetic biasing apparatus  
A drive train is used at least including an input shaft and an output shaft. A clutch member is rotatable by a clutch shaft about an axis of rotation. The clutch shaft is supported for lateral...
8733393 Solenoid operated fluid control valve  
Solenoid operated fluid control valve for controlling the pressure of a fluid in a fluid control system comprises a solenoid housing having therein a solenoid coil, an armature movable in response...
8733395 Solenoid operated fluid control valve  
Solenoid operated fluid control valve for controlling the pressure of a fluid in a fluid control system comprises a solenoid housing having therein a solenoid coil, an armature movable in response...
8729992 Electromagnetic actuator device  
An electromagnetic actuator device has a core unit with a coil device designed to cooperate with armature units displaceably guided relative to the core unit in response to current applied to the...
8729994 Rotary solenoid  
The invention refers to a Rotary Solenoid comprising a stator and rotor that can rotate around a rotational axis. The rotor has a rotor shaft on which a rotor disc is arranged. The rotor disc is,...
8710945 Multistable electromagnetic actuators  
A multistable electromagnetic actuator is provided which addresses a need for a more robust, reliable and energy efficient actuation device. It comprises an armature (10) having a permanent magnet...
8704625 Electromagnetic energy transducer  
An electromagnetic energy transducer configured to convert mechanical energy into electrical energy comprises two magnetic elements including a permanent magnetic element and a soft-magnetic...
8682396 Vibration module for portable terminal  
Disclosed is a vibration module for a portable terminal that includes a housing, a magnetic moving part movable in a first direction within the housing; an elastic member supported between the...
8669836 Magnetic trigger mechanism  
A magnetic trigger mechanism with a yoke with armature opening. The armature is coaxially surrounded by a coil having an excitation coil, which is acted on by a force of a preloaded spring and...
8662187 Permanent magnet linear motor actuated safety valve and method  
A linear motor activator for a downhole safety valve including a permanent magnet carrier; a plurality of permanent magnets mounted to the permanent magnet carrier; a coil carrier disposed in...
8659376 Adjustable mid air gap magnetic latching solenoid  
A magnetic latching solenoid comprises a housing, a moveable magnetically permeable member, a stationary magnetic assembly, a counter flux generator; and, a spring. A substantially equal extent of...
8653913 Fully rated contact system having normally open contact and normally closed contacts  
A contact system includes at least one first contact, at least one second contact, and at least one movable contact. A coil is provided which, when energized generates a force. A magnet is also...
8605829 Method and apparatus for detecting a plurality of symbol blocks using a decoder  
Teachings presented herein offer improved symbol block detection by including a decoder unit in a demodulation system. Utilizing a decoder unit in a demodulation system can significantly enhance...
8581682 Magnet aided solenoid for an electrical switch  
A solenoid is provided for an electrical switch. The solenoid includes a coil having a passageway extending therethrough along a central longitudinal axis. The solenoid also includes a movable...
8567755 Solenoid operated fluid control valve  
Solenoid operated fluid control valve for controlling the pressure of a fluid in a fluid control system comprises a solenoid housing having therein a solenoid coil, an armature movable in response...
8570128 Magnetic field manipulation devices and actuators incorporating the same  
Magnetic field manipulation devices and magnetic actuators are disclosed. In one embodiment, a magnetic field manipulation device includes an iron base substrate having a surface, and at least...
8547192 Electromagnetic actuator  
In an electromagnetic actuator, an electromagnetic drive section forms a flux path between a plunger and an inner yoke, each member being made of magnetic material, and which drives the plunger in...
8528688 Lock device and electric power steering system  
A lock device that restricts movement of a movable body includes: a lock member that is engageable with an engagement portion formed at the movable body; an urging member that urges the lock...
8497754 Electromagnetic actuator  
The electromagnetic actuator is a linear electromagnetic actuator in which the relative position between a slide table that supports permanent magnets thereon and a guide rail that supports a...
8493166 Electromagnetic actuating apparatus  
An electromagnetic actuating apparatus having an electromagnetic actuating unit which can be operated in order to exert an actuating force for an elongated plunger unit, wherein the actuating unit...
8451080 Magnetic field focusing for actuator applications  
The magnetic force between the electromagnet and plunger of a magnetic actuator, the electromagnet including a coil generating magnetic flux when the coil is energized, can be increased by...
8421564 Electromagnetic actuator  
The electromagnetic actuator is a linear electromagnetic actuator in which the relative position between a slide table that supports permanent magnets thereon and a guide rail that supports a...
8421563 Arrangement of stringed solenoid drives  
The invention relates to an arrangement of stringed solenoid drives (1, 2, 3), particularly for solenoid valves, wherein each solenoid drive comprises a magnetic circuit with a yoke (4), moveable...
8395466 Bionic telescopic matrix unit  
A bionic telescopic matrix unit is disclosed, which is composed of a slide shaft (6), a metal guide pipe (7), an elastic telescopic shell (2) and an electromagnetic coil (3). In the elastic...
8393454 Drive mechanism and method  
A drive train is used at least including an input shaft and an output shaft. A clutch member is rotatable by a clutch shaft about an axis of rotation. The clutch shaft is supported for lateral...
8387945 Method and system for a magnetic actuator  
The system contains a top permanent magnet and a bottom permanent magnet. The bottom magnet is axially aligned with the top magnet. The top magnet and the bottom magnet have substantially opposing...
8355524 Magnetic circuit  
A magnetic circuit includes a cylindrical yoke member having an inner circumferential surface and a collar formed at one end thereof and turned back substantially at right angles, and a plurality...
8354908 Cylindrical magnetic levitation stage  
The present invention provides a cylindrical magnetic levitation stage which includes a cylindrical substrate used to form micro-patterns of various arbitrary shapes on a large-area semiconductor...
8339225 Electromagnetic actuating device  
An electromagnetic actuating device (1) having a housing (2) and two actuator pins (3, 4) that are supported in the housing so as to be movable independently of each other between a retracted rest...
8289117 Ignition coil with energy storage and transformation  
This invention is directed to a device for energy storage and transformation that allows an increased level of energy storable in an ignition coil, using a coil that has a permanent magnet inside...
8289112 Apparatus for monitoring the state of a protective device of a machine  
An apparatus (1) monitors a protective device (2) of a machine (4). The apparatus (1) has a switch housing (22) with a switch head (24) and an actuator (8). In the closed state of the protective...
8274348 Single coil solenoid having a permanent magnet with bi-directional assist  
A single coil solenoid includes a permanent magnet with bi-directional assist capabilities. The solenoid includes an armature that during de-energization of a single coil of wire is attracted to...
8269588 Cylinder type bistable permanent magnetic actuator  
Disclosed is a cylinder type bistable permanent magnetic actuator, the bistable actuator including, a cylinder formed by rolling a thin plate so as to form an inner space, a mover reciprocatingly...
8264311 Magnet unit, elevator guiding apparatus and weighing apparatus  
A magnet unit includes a first magnetic pole (7a), a second magnetic pole (7b) and a third magnetic pole (7c) at a center between the first magnetic pole (7a) and the second magnetic pole (7b),...
8240396 Tool with an oscillating head  
The invention relates to a tool that includes a tool holder, which has on its first end a tool holder recess that is adapted to the contours of a rotating spindle driver and a tool recess on a...
8237527 Bistable permanent magnetic actuator  
A permanent magnetic actuator includes a flux inducing unit having a hollow space therein and formed by laminating a plurality of plates, a movable element disposed in the hollow space of the flux...
8228149 Electromagnetic actuating mechanism  
An electromagnetic control mechanism (1) with an actuating element (15) which can move longitudinally and can be retained in three stable positions. By way of two coils (3, 4), the actuating...
8228146 Apparatus for monitoring the state of a protective device of a machine  
An apparatus (1) for monitoring the state of a protective device (2) of a machine (4) in particular is a safety switch for monitoring the closed state of a protective door or the like. The...
8228151 Electromagnetic energy transducer  
An electromagnetic energy transducer configured to convert mechanical energy into electrical energy comprises two magnetic elements including a permanent magnetic element and a soft-magnetic...
8222984 Electromagnetic transducer  
Two layers of a plurality of rod-like permanent magnets each having a width Wm, a thickness Tm and a predetermined length are aligned on a plane in such a way that they have opposite magnetic pole...
8212640 Tool having buffered electromagnet drive for depth control  
A magnetically driven tool includes a shaft having a bottom application end including a contacting surface, at least one support around a portion of the shaft for supporting components positioned...