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Document Title |
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7562432 |
Method for manufacturing magnetostrictive torque sensor
A method for manufacturing a magnetostrictive torque sensor having low nonuniformity of sensitivity characteristics. The residual austenite content in the rotating shaft of the torque sensor is...
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7509883 |
Torque detecting apparatus and manufacturing method thereof
A detecting unit for detecting a torque applied to a rotor according to rotation of the rotor having an input shaft and an output shaft connected with each other by a torsion bar and a detection...
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7428847 |
Torque detection device
An inventive torque detection device includes: a magnetic circuit forming member provided at a rotating body to which a torque is applied; a magnetic flux collecting ring for collecting a generated...
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7424830 |
Torque sensor
A torque sensor 1 is provided with two shafts 3, 4 (input shaft 3 and output shaft 4 ) which constitute a shaft member 2 , which is a torque detection object, an elastic member 5 which...
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7360459 |
Rotation sensor mounted on a shaft
A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation...
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7320255 |
Torque sensor magnetometer
The magnetometer assembly according to this invention includes a first coil assembly and a second coil assembly for detecting separate magnetic fields along an axial portion of a torque transducer....
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7310870 |
Method for forming an annular magnetostrictive coat on an outer peripheral surface of a rotational shaft of magnetostrictive torque sensor
For forming an annular magnetostrictive coat on an outer peripheral surface of a rotational shaft associated with a magnetostrictive torque sensor, a magnetostrictive-coat forming method comprises...
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7249527 |
System for sensing absolute torque and a module comprising it
A system for determining the absolute torque applied to a rotating shaft includes a sensitive element that is deformable under torsion and a measuring device having first and second coders that are...
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7246531 |
Torque sensor for detecting a shaft torque
A first shaft and a second shaft are connected coaxially. A torsion bar converts a torque applied between two shafts into a torsion displacement. A multipolar magnet is fixed to the first shaft....
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7225687 |
Power steering apparatus and torque sensor
Power steering apparatus includes input and output shafts connected by a torsion bar; and a coil unit disposed around one of the shafts and arranged to sense torque between the input and output...
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7225686 |
Torque sensing apparatus
A torque sensor includes a substantially tubular giant magnetostrictive member, a shaft passing through the inner bore of the giant magnetostrictive member and capable of transmitting torque to the...
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7222541 |
Measuring torsional distortion with an easily applied clip device (saw)
A device for measuring torsional distortion of a body comprises first and second clip portions each having a central part and two legs depending from the central part, each leg having adjacent the...
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7219562 |
Angle sensor
The invention provides an angular position sensor ( 1 ) comprising two magnets ( 32, 33 ) attached to the inside face of a rotor ( 31 ) for generating a magnetic field ( 50 ) and a magnetism...
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7210360 |
Apparatus for sensing position and/or torque
An apparatus measures relative displacement between a first end and a second end of a shaft. The first and second ends being centered on a shaft axis. The apparatus includes first and second...
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7181983 |
Torque sensor malfunction diagnostic system
A system to diagnose a malfunction of a torque sensor in a vehicle steering system includes a voltage difference generator that outputs a voltage difference by comparing a voltage of a contact part...
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7178413 |
Wheel bearing with sensors
Wheel bearing comprising a rotating part and a stationary flange, and rolling contact elements arranged between them. A brake caliper is supported on the stationary flange. At least one sensor is...
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7174795 |
Integrated non-contacting torque and absolute position sensor for steering applications
An integrated torque and position sensor is set forth for measuring the relative rotational movement between an input and an output shaft and for measuring the final angle position of the output...
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7121153 |
Rotation sensor mounted on a shaft
A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation...
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7117755 |
Torque sensor for vehicle
A torque sensor including a first step formed on an inner peripheral surface of a sensor housing, a second step formed on an outer peripheral surface of a detection coil assembly, the first and...
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6957589 |
Temperature compensator of torque sensor
The present invention provides a temperature compensator for a torque sensor, including a pair of coils, which are connected to an AC power supply circuit via transistors and in which inductances...
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6948383 |
Wide angle rotation angle sensor
For simpler manufacture of a rotation angle sensor and to utilize as much of its angle expansion as possible, the partial stator elements are in the shape of a partial ring split into a large...
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6925893 |
Rotation sensor
A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation...
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6912923 |
Device for determining the torque exercised on a shaft
Device for determining a torque exercised on a shaft, wherein the shaft comprises a first shaft section and a second shaft section, wherein the two shaft sections can be rotated relative to...
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6871554 |
Absolute angle sensor with a magnetic encoder having non-even spaced reference pulses
A device for determining the absolute angular position of a turning device with respect to a fixed structure, including an encoder provided with a main multipolar track and a multipolar track...
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6698299 |
Magnetoelastic torque sensor
A flux-gate magnetometer torque sensor is provided having a rotatable shaft to which a torque force is to be applied, a sleeve of conductive foil affixed to the surface of the shaft over the...
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6070506 |
Ratchet head electronic torque wrench
A ratcheting electronic torque wrench has an input beam in the form of a hollow housing with a handle end and a work end, a ratchet head disposed within the work end of the housing and rotatable...
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5705756 |
Differential torque measuring device
A device measures the torsional moment being exerted on a shaft. The device includes two magnetic circuits, essentially cylindrical and arranged around the shaft, each equipped with at least one...
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5621179 |
Rotary transducer
A rotary variable differential transducer has first and second coil portions (50a and 50b) of a primary coil overwound by respective secondary coils (52 and 54). Pole pieces (42 and 44) are...
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5392874 |
Power assisted steering mechanism
A power assisted steering mechanism for a vehicle, the mechanism including electrically powered drive means for driving the steering mechanism, the drive means including a drive shaft having an...
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5115685 |
Torque meter
The torque meter has a shaft with a reduced diameter intermediate portion with a sleeve that at its axial opposite ends is in fixed axial and rotational relation thereto. The sleeve intermediate...
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4881414 |
Torque detection apparatus
A torque detection apparatus for measuring a torque applied between a drive shaft and an output shaft which is applicable to an electric power steering system of a motor vehicle. The torque...
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4876899 |
Torque sensing device
A torque sensing device has a torque transmitting member with ends which are relatively rotatable around a member axis in response to an applied torque. Lost motion components rotating with the...
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4796463 |
Variable permeability steering torque sensor
An electromagnetic torque sensor arrangement comprising a pair of magnetic circuits differentially responsive to the twist of a rotary shaft under load. Each magnetic circuit comprises a stator...
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3906787 |
Torque-measuring coupling
For measuring the torque in a shaft, two flanges are secured on the shaft on opposite sides of the area of the shaft in which the torque occurs. Each flange has two parts located on opposite sides...
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3858443 |
TORQUE MEASURING AND CONTROL SYSTEM
The present device is an electromechanical device to measure the torque of a system, primarily extraordinary torque. In the preferred embodiment the system provides a torque transducer which has a...
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3823608 |
TORQUE TRANSDUCER
A torque transducer is disclosed on the slotted indicator sleeve type which converts torque on a shaft to lateral movement of such magnitude that a measurable output signal can be produced to...
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3329012 |
Torsion measuring device
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3274826 |
Direct reading shaft horsepower meter systems
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3204453 |
Power measuring device for rotating shafts
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3104544 |
Devices for measuring torques
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2826064 |
Transmission torque sensor
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