| Patents for G01D 5 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable (43,723) |
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| 09/06/1991 | CA2033686A1 Linear sensor with concentric slider and housing |
| 09/05/1991 | WO1991013363A2 Signal conditioning circuit |
| 09/05/1991 | DE4106470A1 Sensor using Hall effect - has measuring transducer in magnetic circuit consisting of two flux conductive pieces opposite permanent magnet |
| 09/05/1991 | DE4006789A1 Optical scanning system for raster measurement graduations - has light sensor as doped regions in semiconducting substrate with grids applied during mfr. |
| 09/05/1991 | DE4006546A1 Contactless measurement arrangement for moving object parameters - has electrical generator, measurement transducer and transmitter for contactless transfer of measurement values to stationary receiver |
| 09/05/1991 | DE4006407A1 Optische vorrichtung Optical device |
| 09/04/1991 | EP0444978A2 Composite annular encoder and method for it's production |
| 09/04/1991 | EP0444526A2 Optical device |
| 09/04/1991 | EP0444226A1 Method and apparatus for adjusting an Eddy-current displacement transducer |
| 09/04/1991 | EP0305438B1 Combined scale and interferometer |
| 09/04/1991 | EP0288517B1 Displacement transducers |
| 09/04/1991 | EP0275283B1 Low noise preamplification stage |
| 09/04/1991 | CN1054300A Apparatus for sensing direction and speed of steering wheel shaft |
| 09/04/1991 | CN1013807B Computerized multifunctional dynamic transmitter for electric quantities |
| 09/03/1991 | US5045785 Linear position sensor with movable tapered element |
| 09/03/1991 | US5045691 Opto-electronic system for measuring and displaying rotary movement |
| 09/03/1991 | US5045684 Light detection with waveguide having fully and partially reflecting sides |
| 09/03/1991 | US5044084 Angle sensor element |
| 09/03/1991 | CA1288257C Through hole construction for process measuring devices |
| 09/02/1991 | CA2036752A1 Solenoid actuator having a magnetic flux sensor |
| 08/28/1991 | EP0443940A2 Apparatus for sensing the direction and speed of a steering wheel shaft |
| 08/28/1991 | EP0443938A2 High resolution sensor system for internal combustion engines |
| 08/28/1991 | EP0443148A1 Position sensor |
| 08/28/1991 | EP0442898A1 Method and apparatus for measurement of capacitance and for capacitive measurement of displacement. |
| 08/28/1991 | CN1013705B Optical type displacement detecting device |
| 08/28/1991 | CN1013704B Capacitance type transducers for measuring positions |
| 08/27/1991 | US5043685 Threshold compensating detector for magnetostrictive transducer |
| 08/27/1991 | US5043660 Signal processing circuit for movement tracking encoder including positive and negative feedback means to reduce distortion |
| 08/27/1991 | US5042905 Electrically passive fiber optic position sensor |
| 08/27/1991 | US5042157 Fiber optic angular orientation sensor digital serial encoding |
| 08/27/1991 | CA1287985C Apparatus for magnetically detecting position or speed of moving body |
| 08/22/1991 | WO1991012487A1 Interferometer |
| 08/22/1991 | WO1991009812A3 Device for measuring the variations in the capacitance of a capacitor, particularly a detector |
| 08/22/1991 | DE4104485A1 Rotary angle sensor for relative motion of two components - has measuring track on foil radially, helically fitted inside or outside one component |
| 08/22/1991 | DE4005396A1 Measurement signal communication device for motor vehicle - performs optical, transfer between rotary and fixed transfer parts with pre-transfer amplification |
| 08/21/1991 | EP0442536A2 Atomic force sensor head for measuring the properties of a data store |
| 08/21/1991 | EP0442329A1 Sliding contact mechanical/electrical displacement transducer |
| 08/21/1991 | EP0442209A1 Fast response digital interface apparatus and method |
| 08/21/1991 | EP0442055A2 Position measuring device |
| 08/21/1991 | EP0441963A1 Absolute value encoder |
| 08/21/1991 | CN2083286U Angular, linear displacement sensor |
| 08/20/1991 | US5041979 Bounded synchronous angle counter |
| 08/20/1991 | US5041829 Interpolation method and shaft angle encoder |
| 08/20/1991 | US5041820 Cursor device for a capacitive coupling tablet |
| 08/20/1991 | US5041785 Device for measuring a relative displacement of two objects, including a magnetic scale and two mutually perpendicular magnetic sensors which produce two independent phase displaced signals |
| 08/20/1991 | US5041784 Magnetic sensor with rectangular field distorting flux bar |
| 08/20/1991 | US5040613 Guidance system for an agricultural implement |
| 08/20/1991 | US5040298 Protractor with electronic measuring device and digital display |
| 08/20/1991 | CA1287899C Crankshaft angle sensing system |
| 08/20/1991 | CA1287898C Brushless rotary position transducer |
| 08/20/1991 | CA1287749C Colour quantification system for precise measurement of parameters including colour changes |
| 08/14/1991 | EP0441769A2 Control device for an automobile |
| 08/14/1991 | EP0441615A2 Speed detection apparatus having a rotation phase detector |
| 08/14/1991 | EP0441324A1 Semiconductor sensor |
| 08/14/1991 | EP0441125A1 Device for measuring lengths or angles |
| 08/14/1991 | EP0441074A2 Inductive sensor and device for measuring displacements of a movable object |
| 08/14/1991 | EP0441050A2 Method for sensing temperature, pressure and liquid level, and variable ratio fiber optic coupler sensors therefor |
| 08/14/1991 | EP0440979A1 Wide angle gauge driver with resistive sensor |
| 08/14/1991 | EP0440833A1 Angle measuring device |
| 08/14/1991 | EP0440832A1 Angle measuring table |
| 08/14/1991 | EP0440766A1 Edge sensor. |
| 08/14/1991 | EP0440668A1 A sensing method employing a fibre optic sensor system. |
| 08/14/1991 | DE4103914A1 Interferometer for detecting optical wavelength variations - has waveguides providing measuring arm and 2 reference arms of differing optical wavelength |
| 08/14/1991 | DE4103603A1 Position sensor detecting linear or rotary movement - has permanent magnet attached to moving part displayed relative to stationary core with associated measuring coil |
| 08/14/1991 | CN2082849U Piezoelectric ceramic ultrasonic transducer |
| 08/14/1991 | CN1013515B Contact-sensing probe |
| 08/13/1991 | WO1991012493A2 Apparatus for absolute position measurement |
| 08/13/1991 | US5039221 Interferometer calibration for fiber optic sensor arrays |
| 08/13/1991 | US5038491 Scale for use for measurement of the displacement of an object to be examined, and displacement measuring apparatus |
| 08/13/1991 | CA2035654A1 Sliding contact mechanical/electrical displacement transducer |
| 08/13/1991 | CA2031881A1 Fast response digital interface apparatus and method |
| 08/10/1991 | CA2035819A1 Rapid orientation apparatus for an observation and/or weapon-carrying vehicle |
| 08/08/1991 | WO1991011729A1 Magnetoresistance sensor |
| 08/08/1991 | WO1991011723A1 Device for measuring acceleration and the like |
| 08/08/1991 | WO1991011685A1 Position detector |
| 08/08/1991 | DE4101558A1 Evaluation of distance coded measurement marker fields of incremental - for length and angle measurement using condition and reference markers for increased reliability, noise immunity |
| 08/08/1991 | DE4009577A1 Angle measurement table for measuring, adjusting object angles - has rotary table with main angular scale, sensor unit, further calibration scale and sensor unit |
| 08/08/1991 | DE4003259A1 Interferometric detection of surface displacement of solid state body - exciting surfaces by illumination laser to produce ultrasonic vibrations and part of reflected radiation impinges on detector |
| 08/08/1991 | DE4002869A1 Speed or position measuring for rotary part - has slider and code carrier with coded arrangement of slip contacts on conducting concentric tracks |
| 08/07/1991 | EP0440268A2 Atomic force sensor head with interferometric measurement of the properties of a data store |
| 08/07/1991 | EP0439907A2 Apparatus and method for the noncontact measurement of drill diameter, runout, and tip position |
| 08/07/1991 | EP0439804A2 Rotation detecting apparatus |
| 08/07/1991 | CN2082402U Power-driven alternating and transfering devices for valves |
| 08/07/1991 | CN2082397U Angle-rotating sensor using capacitors |
| 08/06/1991 | US5038130 System for sensing changes in a magnetic field |
| 08/06/1991 | US5038110 Circuit arrangement for signal recovery in a capacitive difference sensor |
| 08/06/1991 | US5038038 Optical sensor for detecting quantity of protective coating |
| 08/06/1991 | US5038032 Encoder incorporating a displaceable diffraction grating |
| 08/06/1991 | US5038031 Optical rotary encoder having large and small numerical aperture fibers |
| 08/06/1991 | US5038029 Optical sensor arrangement including polarization-altering sensor |
| 08/06/1991 | US5037206 Optical position transmitter having a movable code element with optical path difference generating structure which is greater than the coherence length of the source |
| 08/06/1991 | US5036597 Securing device for measuring apparatus |
| 08/01/1991 | DE4006716C1 Control appts. using two-arm interferometer - has two flexible plates in parallel at set distance but independently bendable |
| 07/31/1991 | EP0438757A2 Distributed multiplexed optical fiber bragg grating sensor arrangement |
| 07/31/1991 | EP0438675A2 Interferometric sensor to measure distance-variations of a small surface |
| 07/31/1991 | EP0438490A1 Homopolar inductive displacement sensor. |
| 07/30/1991 | US5036319 Magnetic encoder using magnetoresistive element |
| 07/30/1991 | US5036276 Magnetic encoder with high resolution of data signal recording at reduced recording pitch |
| 07/30/1991 | US5036275 Inductive coupling position sensor method and apparatus having primary and secondary windings parallel to each other |
| 07/30/1991 | US5036274 Method of monitoring the path of an annular blade through a semiconductor material |