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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...
8754731 Solenoid with variable reluctance plunger  
A solenoid for a vehicle starter includes at least one coil with a passage extending through the coil in an axial direction. The solenoid further includes a plunger configured to move in the axial...
8729993 Solenoid and shift device  
In a solenoid, a coil is energized in a state where movement of a plunger toward the inside of a yoke is stopped. Accordingly, when the coil is energized, it suffice that movement of the plunger...
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...
8641008 Method for controlling the position of an electromechanical actuator for reciprocating compressor valves  
Method for controlling the position of an electromechanical actuator for reciprocating compressor valves. The actuator includes a member (302) movable in a direction parallel to the direction for...
8525625 Starter solenoid with spool for retaining coils  
A solenoid for a vehicle starter comprises a spool including a first coil bay, a second coil bay, and an interior passage defining an axial direction. A first coil is positioned in the first coil...
8477001 Starter solenoid with rectangular coil winding  
A solenoid for a vehicle starter includes a pull-in coil made of a length of rectangular wire and a hold-in coil adjacent to the pull-in coil. A plunger is configured to move in an axial direction...
8436703 Method for winding coil on object and water pump of clutch type provided with the same  
A method for winding a coil on an object, wherein the coil includes a plurality of first coils and a plurality of second coils, may have winding the first coils on an exterior circumferences of...
8421565 Starter motor solenoid with variable reluctance plunger  
A solenoid for a vehicle starter includes at least one coil with a passage extending through the coil. A plunger is slideably positioned within the passage and configured to move in an axial...
8400243 Electromagnetic switch with two electromagnets  
There is an electromagnetic switch for a starter includes a first and second electromagnet and a frame and a cover. The first and second electromagnets are set alongside in the frame. The first...
8362862 Starter motor assembly with soft start solenoid  
A solenoid for a vehicle starter comprises a pull-in coil and a hold-in coil positioned axially adjacent to the pull-in coil. A plunger is positioned within the pull-in coil and configured to move...
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...
8237526 Nondestructive capture of projectiles  
Apparatus for inductive braking of a projectile are disclosed. Embodiments include a receiver that has a unidirectional conductor having a closed conductive pathway that encircles a passageway for...
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...
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...
8040210 Electromagnetically operated switching device  
A switching contact, an electromagnetically operated electromagnet for driving the switching contact, and a drive power source device for driving the electromagnetically operated electromagnet....
8004378 Coil configuration having a coil brace of an electromagnetic drive  
A coil configuration having a tube-shaped coil brace of an electromagnetic drive is provided, particularly a two-stage starter solenoid switch, the coil configuration having a holding winding and...
7852182 Pendulum drive system for personal care appliances  
The actuator (10, 90) of a personal care appliance, such as a toothbrush (11), which includes a housing member (12), a double E shaped yoke assembly (14, 52) with two electrical coils (36, 38)...
7847661 Actuation magnet for moving a closure needle of a hot-runner nozzle of an injection molding tool  
An actuation magnet is provided for moving a closure needle of a hot-runner nozzle of an injection molding tool. The actuation magnet has an armature which is coupled in movement to the closure...
7746202 Magnetic actuating device  
The invention relates to a magnetic actuating device containing a reference element and an adjusting element which is movably disposed between first and second end positions with respect to the...
7637475 Solenoid  
A solenoid is provided which, in the preferred embodiment, has a housing having an axial opening in it. The housing has a divider mounted in the axial opening to separate the axial opening into a...
7579935 Actuator  
An actuator has a resilient shape memory member 1 with superelasticity, a magnetic body 2, and a magnetic field generator 3. At least one of the magnetic body 2 and the magnetic field generator 3...
7533834 Fuel injection valve for combustion engines  
A fuel injection valve for fuel injection systems of combustion engines, in particular for the direct injection of fuel into a combustion chamber of a combustion engine, comprising a fuel inlet...
7518479 Inline electromagnetic tool actuator  
An inline electromagnetic tool actuator incorporates an actuator housing, an elongated armature, a tool assembly, spaced-apart return magnets, at least one drive magnet, and at least one magnet...
7301426 Electromagnetic actuator  
Electromagnetic actuator for operating at least one movable contact of a switch into a switched-on position or a switched-off position. The electromagnetic actuator (1) has a first magnetic...
7278593 Common rail fuel injector  
A common rail fuel injector comprises a three-way control valve that controls the flow of high-pressure fuel to a fuel cavity for fuel injection. Specifically, when the control valve is...
7278447 Co-axial solenoid actuator  
An actuator assembly comprised of: a first coil and a second coil, each with a bore and a producing a magnetic flux when subject to an electric signal; a tube extending through the bores such that...
7249579 Enhanced permanent magnet electromagnetic actuator for an electronic valve actuation system of an engine  
A valve actuator for an internal combustion engine is described having a core having a wound coil located therein, said core further having at least one permanent magnet located at least partially...
7222554 Shift actuator for a transmission  
A shift actuator for a transmission for turning, in a direction of shift, a shift lever support mechanism mounting the shift lever of the transmission, wherein it comprises an operation lever...
7191963 Fuel injector with hydraulic pin actuation  
The injector has a cylindrical body, which houses an injection nozzle regulated by an injection valve provided with a moveable pin, a fuel supply line, an injection chamber communicating with the...
7100470 Gear change device  
A gear change device including a shift lever support mechanism arranged in a casing to support a shift lever so as to slide in the axial direction of the casing and to rotate, a select actuator...
6948461 Electromagnetic valve actuation  
A system and method for controlling an internal combustion engine provide valve actuation that selectively couples an energy storage device to a launching coil to recover energy stored in the...
6925975 Controller for controlling an electromagnetic actuator  
A controller for an electromagnetic actuator comprises a pair of springs acting on opposite directions, and an armature connected to the springs. The armature is held in a neutral position given...
6925803 Electromechanical actuator for the regulation of the turbocharger of internal combustion engines  
An actuator includes a solenoid with a ferromagnetic nucleus which slides inside the solenoid. The nucleus is combined with a rod appropriate for interacting with a turbocharger's pivot point. The...
6892971 Fuel injection valve  
A fuel injector, in particular a fuel injector for fuel-injection systems of internal combustion engines, includes a first magnetic coil cooperating with a first armature, a second magnetic coil...
6823757 Electromagnetic solenoid and shift actuator for a transmission using the same  
An electromagnetic solenoid comprising a cylindrical body yoke, a front yoke arranged on one end side of the body yoke, a fixed yoke formed integrally with the front yoke, a back yoke arranged on...
6791442 Magnetic latching solenoid  
A magnetic latching solenoid including a solenoid operating mechanism, and further comprising a magnetic latching subassembly cooperating with, but positioned independently of the solenoid...
6526928 Electromagnetic multiple actuator  
The multiple actuator for an electromechanically actuated valve has a housing and a plurality of armature shafts extending through the housing. Each of the armature shafts carry an armature, and...
6501358 Electromagnetic actuator with molded connector  
A method of joining a connector 12 to an electromagnetic actuator 10 is provided. The actuator 10 has a metal housing structure 14, 18 and electrical leads 24, 26 extending from the housing...
6496092 Electromagnetic drive  
An electromagnetic drive device is proposed comprising an electromagnet (21) having a magnetizable core (22) with a plurality of limbs (23 and 24) and an energizable winding arrangement (35)...
6366189 Solenoid  
A solenoid (1) comprising at least two stationary coils (2, 3), which are located axially beside each other and are current supplied at the same time, and at least one magnetically active element...
6278247 Multi-resolution drive for actuators  
An actuator positioned in accordance with two signals, the first being predominant and having a noise portion of magnitude which would mask the second signal and wherein the first signal is...
6267306 Fuel injector including valve needle, injection control valve, and drain valve  
A fuel injector comprising a valve needle which is slidable within a bore, a surface associated with the valve needle defining, in part, a control chamber which communicates, through a...
6265957 Electromagnetic actuator equipped with two return springs  
An electromagnetic actuator comprises a fixed magnetic circuit made of ferromagnetic material and a movable assembly designed to slide axially between a rest position and an active position. Two...
6230674 Electromagnetically driven valve for an internal combustion engine  
The present invention relates to an electromagnetically driven valve suited for use in an internal combustion engine and aims at achieving appropriate operating characteristics in accordance with...
6222294 Combinations of solenoids and motors  
In a preferred embodiment, an actuator, including: a shaft (34); a solenoid (24), having a coil (40) and a core (42), disposed at a first selected position on the shaft, with the core being...
6175292 Electrical actuator  
An electrical park latch actuator for the automatic transmission selector lever of a road vehicle, the actuator including a support member, first and second electromagnet windings carried by a...
6147427 Electromotive adjustable drive  
PCT No. PCT/IB98/01361 Sec. 371 Date Jun. 28, 1999 Sec. 102(e) Date Jun. 28, 1999 PCT Filed Aug. 31, 1998 PCT Pub. No. WO99/13557 PCT Pub. Date Mar. 18, 1999An electromotive actuating device...
6113014 Dual solenoids on a single circuit and fuel injector using same  
An electronically controlled device, such as a fuel injector, includes a first solenoid and a second solenoid attached to the injector body. An electrical circuit is attached to the injector body,...

Matches 1 - 50 out of 204 1 2 3 4 5 >