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8181353 |
Encoder
An encoder for detecting measured values dependent on the rotation angle of the shaft of a motor includes a rotor, which can be fixed on the shaft, and a stator housing, which can be fixed by a...
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8169214 |
Angular position sensor
An angular position sensor and method that relies on a stationary circular array of Hall sensors and a rotatable circular array of magnets arranged about a common axis. A periodic and simultaneous...
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8146259 |
Rotary encoder and series of rotary encoders
A rotary encoder includes a stator and a rotor, the rotor being disposed in a manner allowing rotation relative to the stator with the aid of a bearing. The rotor has a shaft, a positive-locking...
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8138468 |
Rotary disk eccentricity measurement method, rotary encoder, and image forming apparatus including the rotary encoder
An eccentricity measurement method of measuring the eccentricity of a rotary disk of a rotary encoder includes forming, on the rotary disk, at least one first straight-line pattern group in a...
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8136258 |
Absolute position sensor with serial reading
An absolute position sensor with serial reading, that includes at least one detector capable of detecting transitions in a target pattern present on a member mobile relative to the detector. The...
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8112896 |
Articulated arm
An articulated arm CMM comprises a plurality of transfer members, a plurality of articulation members connecting at least two transfer members to each other, a coordinate acquisition member at a...
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8093546 |
Out-of-round coder
An angle sensor for detecting an out-of-round condition includes a disc supporting angle coder rigidly attached to a rotating shaft and at least one fixed optical system including a coherent light...
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8065806 |
Multi-pinion gear digital beam torque wrench
A digital torque wrench includes a position sensor assembly which measures the movement of a load beam with respect to an indicator beam to determine the torque being applied to a working element...
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8056250 |
Rotary disk eccentricity measurement method, rotary encoder, and rotary member control device
An eccentricity measurement method of measuring the eccentricity between a center of a connection portion of a rotary disk of a rotary encoder connected to a rotary shaft of a rotary member, and a...
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8042277 |
Angle sensor circuit
An analog electronic angle sensor circuit with a ground connection (GND) and with a supply voltage connection (+UB) and with an output (OUT), comprising an actual sensor (12) and a suitable wiring...
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8033031 |
Rotation angle sensor
A rotation angle sensor has a moveable sleeve (1) coupled with a rotating shaft, and a box (3) connected with the movable sleeve (1) rotatablely. An upper part of the moveable sleeve is equipped...
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8028432 |
Mounting device for a coordinate measuring machine
A mounting device for portable articulated arm coordinate measuring machine is provided. The mounting device includes a body having an opening therethrough. A lip is disposed on one side of the...
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8020310 |
Measuring element comprising a track used as a material measure and corresponding measurement method carried out by means of such a measuring element
A measuring element with a circular or linear track that encompasses a material measure and a number of sensors for scanning the track is disclosed. At least two scanning heads having the sensors...
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8015721 |
Coordinate measurement machine with improved joint
In one embodiment, a coordinate measurement apparatus includes an articulated arm having a first end and a second end with at least a first arm segment and a second arm segment therebetween....
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7911204 |
Reel shaft of barcode printer
A reel shaft sensor is provided for a barcode printer and is applied to a reel shaft of the barcode printer. The reel shaft sensor device includes a plurality of magnetic elements and at least one...
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RE42082 |
Method and apparatus for improving measurement accuracy of a portable coordinate measurement machine
A method for improving the measurement accuracy of a portable coordinate measurement machine which comprises an articulated arm having jointed arm segments is presented. This method includes...
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RE42055 |
Method for improving measurement accuracy of a portable coordinate measurement machine
A method for improving the measurement accuracy of a portable coordinate measurement machine which comprises an articulated arm having jointed arm segments is presented. This method includes...
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7856726 |
Rotary encoder and rotor machine
A rotary encoder for a rotor machine with at least one track with a pulse series for the generation of signal pulses, where a selectable reduction of the signal pulses is possible for the output,...
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7854069 |
Azimuth angle measurement system and method for operating the same
An azimuth angle measurement system includes a rotatable ring, a wire coupled at a first end to the ring, a length measurement device configured to measure a length of a portion of the wire that...
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7855552 |
Rotation angle sensor
A rotation angle sensor is provided for determining mechanical angular positions and transposing them into signals transferable through electricity. The sensor includes a housing (2), a rotation...
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7841100 |
Angle measuring device
The invention relates to a angle measuring device measuring the tightening angle of an operation tool for tightening screwed connections. The angle measuring device is releasabley mounted to the...
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7825367 |
Rotary encoder
[Problems to be Solved] To provide a rotary encoder capable of carrying out self-calibration for a horizontal encoder as well as a vertical encoder without requiring special equipment and simply...
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7825368 |
Absolute position length-measurement type encoder
An absolute position length-measurement type encoder includes a scale having an incremental track, an absolute track, and a reference position track. The incremental track has incremental patterns...
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7819143 |
Reinforcing bar binder, wire reel and method for identifying wire reel
A reinforcing bar binder capable of certainly identifying the type of a wire reel and automatically adjusting the amount of feeding of the wire wound around the wire reel or the twisting torque on...
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7774945 |
Rotary angle detecting device
A rotary angle detecting device includes a synthetic-resin wheel member which is provided with a shaft hole, into which a steering shaft having a pair of flat surfaces provided in a front end...
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7770304 |
Position-measuring device and method for determining absolute position
A position-measuring device includes a code and a scanning unit. The code includes a sequence of code elements arranged one after the other in a measuring direction, at least two successive code...
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7765702 |
Angle sensor
An angle sensor includes two measuring pinions which rotate in the same direction in response to a drive pinion rotating. The measuring pinions have different absolute angular positions after...
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7765707 |
Connection device for articulated arm measuring machines
The present invention concerns a connection device for use in an articulated apparatus comprising two or more tandemly arranged interconnected movable segments, for limiting rotation between two...
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7752761 |
Angle measuring arrangement
An angle measuring arrangement for determining a relative angular position of two components, which are rotatably arranged around an axis of rotation. The angle measuring arrangement including a...
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7743524 |
Coordinate measurement machine with improved joint
In one embodiment, a coordinate measurement apparatus includes an articulated arm having a first end and a second end with at least a first arm segment and a second arm segment therebetween....
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7707730 |
Body having an angle scale and its use
An annular body has an angle scale for measuring the rotational position of a machine part about an axis, the body having recesses and projections on its inner circumference, and at least one of...
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7676935 |
Angle-measurement system and method for production of an angle-measurement system
In an angle-measurement system and a method for producing an angle-measurement system, the angle-measurement system includes a bearing assembly and a scanning head, the bearing assembly including a...
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7669346 |
Encoder hub to disc attachment method and apparatus
An annular having a central bore includes a conical surface concentric with the bore such that the conical surface has a peak, an inner trough and an outer lip and the inner trough is adjacent to...
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7661200 |
Method and device for determining a person's motions
A sensor worn by a person measures movements of the person. Movements of orientation are not expressed by rotations leading from a stationary reference point to a reference point associated with...
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7637020 |
Rotation angle sensor and method for determining the absolute angular position of a body undergoes several rotations
A sensor determines the absolute angular position of a body that can rotate through rotations. The sensor includes two code wheels which rotate as the body rotates. The code wheels are driven at a...
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7637019 |
Rotary encoder
A rotary encoder includes a first component group and a second component group, the two component groups being rotatably arranged relative to each other in a measuring operation. The first...
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7610684 |
Hinge sensor
The invention regards monitoring the functional position of a hinge through a non contacting sensor, in particular working with a magnetic field, comprising a rotation position generator and a...
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7571552 |
Scale reading apparatus
Scale reading apparatus having a scale and readhead moveable relative to one another. The scale has a first incremental scale pattern with a fine pitch and a second incremental scale pattern with a...
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7569808 |
Rotary encoder, belt conveyance apparatus, and image forming apparatus
A rotary encoder includes a shaft which serves as a rotation axis, a disc supporting plate fixed to the shaft, an encoder disc having a center hole, a first side face, and a second side face...
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7546689 |
Joint for coordinate measurement device
An articulating joint for a coordinate measurement machine can include an improved optical encoder. The optical encoder can have an encoder hub and a read head that are rotatable with respect to...
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7540095 |
Rotary position transducer
A rotary position transducer has a housing, a rotor, which is connected to a drive shaft to be measured and projects into the housing so as to rotate with it and the angular position of which...
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7532005 |
Rotation angle detection apparatus
A rotation angle detection apparatus includes a main rotatable body, a pair of sub rotatable bodies, and a control circuit. The sub rotatable bodies are rotated in a linked motion with the rotation...
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7516561 |
Optical position measuring arrangement
An optical position measuring arrangement for detecting the position of a first object and a second object which are movable in relation to each other in a measuring direction. The optical position...
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7500320 |
Position measuring arrangement and procedure for the assembly of a position measuring arrangement
A method for assembling a position measuring arrangement for measuring a relative position of a first object with respect to a second object, wherein the position measuring arrangement includes a...
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7493231 |
Process for determining the actual position of a rotation axis of a transportation mechanism
Determination of the actual position of the rotation axis of a transportation mechanism relative to a reference axis, in particular relative to gravity, is performed with at least one inclination...
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7470889 |
Servo cleat for an encoder, an encoder including a servo cleat and a system including an encoder, a motor and a servo cleat
A device for mounting an encoder on a motor includes a first part including at least one first mounting ear and a second part including at least one second mounting ear. A first end of the first...
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7469478 |
Coupling and angular position measuring device using the coupling
A coupling is for the connection, that is radially elastic but torsion resistant, of two component parts. The coupling includes base elements and a plurality of tabs formed integrally with the base...
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7458164 |
Angle measurement device
An angle measuring device comprising a rotating device which includes a signal-generating regular element, at least one signal-generating irregular element, and at least one sensor for acquiring...
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7447579 |
Method for measuring absolute steering angle of steering shaft of vehicle
A method for measuring the steering angle of steering shaft for vehicle, wherein the steering angle of the steering shaft is measured by using two rotors rotating at a determined RPM ratio...
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7444751 |
Linear distance measurement by non-driven arm
The linear distance measurement apparatus comprises a non-driven, extendable/retractable arm mechanism that is mounted such that an arc movement of the arm describes a linear distance. A rotary...
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