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Match Document Document Title
8988178 Downhole inductive coupler assemblies  
An inductive coupler assembly for use in a downhole environment and related methods are described. An example indicative coupler assembly includes a first inductive coupler having first and second...
8963669 High voltage electro inductive swivel  
Power swivel for transmitting electrical power from a first terminal to a second terminal, includes a central part with a huh and an outer ring of a magnetic material, coaxial with and surrounding...
8854168 High voltage electro inductive swivel  
Power swivel for transmitting electrical power from a first terminal to a second terminal, includes a central part with a hub and an outer ring of a magnetic material, coaxial with and surrounding...
8593247 Chip-type coil component  
There is provided a chip-type coil component, including: a body formed by laminating a plurality of magnetic layers, and having a lower surface provided as a mounting area, an upper surface...
8542085 High frequency rotary transformer for synchronous electrical machines  
A high frequency rotary transformer for an electrical machine includes a primary transformer component having a primary transformer winding, and a secondary transformer component having a...
8405480 Electrical assembly for use with a rotary transformer and method for making the same  
An electrical assembly is provided. The electrical assembly includes a ring having at least two annular segments. Each annular segment includes a first portion and a second portion. The second...
8350655 Shielded power coupling device  
Axisymmetric solid of revolution derivable from section at FIG. 5 is generally toroidal with electric current(s) in windings 110, 160 preferably flowing circumferentially along major circle(s)...
8350653 Electrical connector system  
The present invention relates to a connector system that provides the transfer of electrical power and/or data communications signals between two systems. The connector has no conductive...
8350654 Principles of the tran-energy machines  
A Tran-Energy Machine is an energy conversion device to regain electric energy supplied to activated coils, from the total magnetic flux in the activated coils, and the rising and falling of...
8212642 Transponder system  
The invention relates to a transponder system for the contactless inductive power transmission of a stationary part having at least one read coil (2) disposed on the stator (1) to a rotating part...
8178995 Power supply system and method of controlling power supply system  
A power supply system that includes: a power supply coil and a power supply-side resonance coil that are provided at a facility; a power receiving coil and a power receiving-side resonance coil...
8130066 Wire winding device for a high power level transformer  
Wire-holders are provided that confine a single wire over a limited arc section and that are interspersed with ferrite ingots that provide wire-ways for several wires are utilized in the winding...
7948343 Settings emulator for a circuit interrupter trip unit and system including the same  
A settings emulator for a circuit breaker trip unit includes a handheld enclosure and a plurality of adjustable rotary switches mounted on the handheld enclosure. The adjustable rotary switches...
7932798 System, an inductive power device, an energizable load and a method for enabling a wireless power transfer  
The system 1 according to the invention comprises an energizable load 2 and an inductive powering device 9 and a permanent magnet 8 arranged on the conductor 4 for interacting with the further...
7924135 Transformer  
A transformer, adapted for being configured in a wiring substrate, is provided. The transformer includes a first plane coil and a second plane coil. The first plane coil includes a plurality of...
7907041 Cladding element with an integrated reception unit for the contactless transfer of electrical energy and method for the production thereof  
A cladding (cover) element (32) includes a reception unit which is integrated therein. The reception unit contains a receiving coil (10) for the contactless transfer of electric energy and a...
7825537 Inductive power transfer system and method  
An inductive power transfer system includes a base unit comprising a first inductive element for providing input power to a second inductive element of a target unit providing output power, a...
7808352 Wire winding device for a high power level transformer  
Wire-holders are provided that confine a single wire over a limited arc section and that are interspersed with ferrite ingots that provide wire-ways for several wires are utilized in the winding...
7796004 Ignition coil  
An ignition coil of a dual ignition type that can prevent outputs from becoming unbalanced due to a difference in floating capacitance on wiring that connects secondary output terminals and...
7701315 Inductive rotary transfer device  
A device for contactless transfer of energy and data. One embodiment includes a primary coil assembly on a first support and a secondary coil assembly on a second support, the supports rotatable...
7595576 Brush-less type rotation detector shielding structure  
It is possible to provide a brush-less type rotation detector shielding structure capable of reducing the interference of magnetic flux leaking from a rotation transformer to a stator iron core...
7176840 Variable spacing inductance coil apparatus and method  
A variable inductance electrical device is an electrical conductor arranged in a flexible helical coil with a multiplicity of windings connected to a traveler plate and a fixed plate coaxially...
7093687 Angle sensor, angle-torque sensor and electric power steering unit using same  
An angle-torque sensor has: a torque detection coil that detects a change in state quantity in a mechanism to detect a relative angle made between input axis and output axis of a torsion bar to be...
7053791 Inductive transformer  
The invention relates to an inductive transmitter for transmitting measurement data and electrical energy between two components (1, 2) that move in relation to each other, having at least one...
6952152 Winding fixing structure of a rotary transformer-type resolver  
A spacer 2 is provided between an inner core 62 and a resolver rotor 63, which are respectively attached to a rotary shaft 68. A cutout groove 42 is formed at a flange 41 of the inner core 62. A...
6950003 Device useful for signal transfer from static surface to rotating surface and viceversa  
A device useful for transferring signals from static surface to a rotating surface, said device comprising a pair of pot cores acting as a primary and secondary core and said primary pot core...
6891460 Rotor transformer positioning mechanism and operating method therefor  
A rotor transformer positioning mechanism permitting automatic positioning of a rotor transformer, having a first winding, relative to a rotor stack, having a second winding, mounted on a common...
6831542 Micro-electromechanical inductive switch  
A micro-electro mechanical (MEM) switch capable of inductively coupling and decoupling electrical signals is described. The inductive MEM switch consists of a first plurality of coils on a movable...
6803758 Non-contact magnetically variable differential transformer  
A magnetically variable differential transformer, comprising: a primary winding; a first secondary winding; a second secondary winding; a non-movable permeable core disposed within the primary...
6781496 Electromagnetic connecting device for high voltage and large current  
A primary winding 12 connected to a high-voltage, a large-current power supply 1, a secondary winding 14 connected to an electromagnetic forming coil 2, and a magnetic core 16 for guiding the...
6763733 Rotational angle detecting device, torque detecting device, and steering apparatus  
A target plate 3 is provided onto a shaft 1 and is has targets 3a arranged on an outer circumference. Facing the outer circumference of this target plate 3 is a sensor 5 that is provided with MR...
6703734 Bearing with noncontact signal transfer mechanism  
A ring magnet is attached to an outer ring by a magnet holding unit. A coil hold unit attached with a generator coil is provided at an inner ring to face the ring magnet. A substrate with a...
6650216 Inductive transformer and method for producing the same  
An inductive transformer for transmitting measurement data and/or electrical energy between two components (1, 2) moving relative to one another includes one primary and one secondary transformer...
6573707 Displacement detecting device power supply and data communication device  
A scale and a detecting head each include input/output connectors. Either of the input/output connectors is connected to receiving-side connector. By connecting the receiving-side connector to...
6563412 Rotary variable differential transformer  
A rotary variable differential transformer apparatus for determining angular position of a rotor includes a stator support structure, a first pair of magnetically permeable stator elements and a...
6437472 Apparatus for wireless transfer of power to a rotating element  
A magnetic induction device having at least one secondary induction assembly including a secondary winding is mounted on a rotary element. A magnetic flux is induced the secondary induction...
6278210 Rotary element apparatus with wireless power transfer  
The method and apparatus for supplying power to a rotary element by magnetic induction. A magnetic induction device having at least one secondary induction assembly including a secondary winding...
5705972 Substrate for an induction sensor  
In an electromagnetic induction type displacement sensor, two coil patterns are formed on a substrate included in a scale. The coil patterns alternate with each other in the sensing direction of...
5701114 Rotary variable differential transformers  
A Rotary Variable Differential Transformer, having a short axial length, small diameter, and a wide angle, linear output range, is provided. The Rotary Variable Differential Transformer (RVDT)...
5682097 Electromagnetic actuator with movable coil and position sensor for drive coil  
An electromagnetic actuator with position sensor includes a core made of a soft magnetic material, a permanent magnet located adjacent the core for providing a magnetic field in the core and an...
5467718 Magnetic levitation transport system with non-contact inductive power supply and battery charging  
A magnetic levitation transport system includes magnetic levitation vehicles each driven by a linear motor to run along a track. Induction lines extend through predetermined blocks of the running...
5444162 Mixture of disaccharide esters of 3-methylpentanoic acid and acetic acid for flavouring  
A mixture of disaccharide esters of 3-methylpentanoic and acetic acid is prepared and used as flavor precursors. The esters average at least 4 and preferably at least 4.5 3-methylpentanoyl groups...
5350413 Transcutaneous energy transfer device  
An improved transcutaneous energy transfer (TET) device comprises a primary winding for placement on or near a skin surface, and a secondary winding for implantation under said skin surface. A...
5291152 Proximity switch having oscillator inductively coupled through pulsed Faraday shield to resonant target  
An inductive type proximity switch (S) includes an open-ended loop (L3) adjacent to the inductor (L1, L2) of the parallel resonant circuit of its main (LC) oscillator. A high speed bistate switch...
4893078 Absolute position sensing using sets of windings of different pitches providing respective indications of phase proportional to displacement  
For enabling a resolver to have absolute position sensing over a wide displacement range while still obtaining the resolution, accuracy and precision obtainable by operation in an incremental...
4638250 Contactless position sensor with coreless coil coupling component  
A position sensor device is provided which inductively measures the change in position of a shorted conductive loop coil that is oriented to move in conjunction with the machine part to be...
4507639 Inductive position sensor  
A non-contacting position sensor has an exciting coil in a plane and has a sensing coil in an intersecting plane so sensing coil portions are symmetrical around an exciting coil portion in...
4473810 Device for measuring the current which flows in a conductor  
An a-c current sensor for measuring the current which flows in a conductor has an insulating frame having a central compartment open at its upper end and encompassed by a U-shaped receptacle for a...
4463333 Transformer-type position transducer  
A position-measuring transformer having a pair of confronting relatively movable supports (12, 14) upon the confronting faces (16, 18) of which lie patterns of conductors is disclosed (26, 50)....
4446461 Instrumentation for a rotary machine  
A rotor telemetry apparatus 60 for providing a data communication link between a rotating member 68 and a stationary member 66 of a rotary machine is disclosed. The rotor telemetry apparatus...

Matches 1 - 50 out of 77 1 2 >