Patents
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)
08/1990
08/22/1990EP0382856A1 Magnetic absolute position encoder
08/22/1990EP0272297B1 Opto-electronic scale-reading apparatus
08/21/1990US4951300 Precision position detection device
08/21/1990US4951048 Absolute linear position detection device
08/21/1990US4950988 Two region, remanently magnetized position sensor
08/21/1990US4950985 Apparatus for measuring electromagnetic values of a coil, in particular for measuring the position of armature of a coil/armature magnetic system
08/21/1990US4950899 Position detecting circuit with CCD and relatively moving source
08/21/1990US4950898 Method of position monitoring and apparatus therefor
08/21/1990US4950891 High resolution optical encoder having a long detection stroke
08/21/1990US4950890 Method and apparatus for correcting position errors using writable encoders
08/21/1990US4950886 Partially reflecting optical fiber splice for temperature and strain measurement
08/21/1990US4950885 Fluid coupled fiber optic sensor
08/21/1990US4950883 Fiber optic sensor arrangement having reflective gratings responsive to particular wavelengths
08/21/1990US4950079 Combined scale and interferometer
08/21/1990US4950043 Distortion-free fiber optic sensors embedded in titanium
08/21/1990CA2010447A1 Optical fibre mounting arrangements and methods
08/21/1990CA1273081A1 Contactless electric control-handle
08/16/1990EP0382706A2 System for measuring length
08/16/1990EP0382030A1 Measuring device to detect distances
08/16/1990EP0381918A1 Incremental measuring system
08/16/1990EP0262140B1 Method and apparatus for determining parameters of gaseous substances
08/15/1990CN2060538U Differential resistance type transducer telemetering instrument
08/15/1990CA2009852A1 Device for determining the correct fit of shoes when buying shoes
08/14/1990US4949364 Count error detecting device for count type measuring instruments
08/14/1990US4949289 Scale reading apparatus
08/14/1990US4949039 Magnetic field sensor with ferromagnetic thin layers having magnetically antiparallel polarized components
08/14/1990US4948968 High resolution optical encoder having a long detection stroke
08/14/1990US4948255 Optical sensing device
08/14/1990CA1272777A1 Inductance coil sensor
08/09/1990WO1990008963A1 Precision capacitive transducer circuits and methods
08/09/1990WO1990008962A1 Optical displacement sensor
08/09/1990WO1990008942A1 Optical encoder
08/09/1990CA2009692A1 Radiation responsive methods and sensors
08/08/1990EP0381658A2 Incremental measuring system
08/08/1990EP0381309A2 Signal extraction apparatus and method
08/08/1990EP0381175A1 Circuit arrangement for synchronizing rectangular signals
08/08/1990EP0381123A1 Display for monitoring the pressure existing in a cavity
08/08/1990EP0380967A2 Air gauge sensor
08/08/1990EP0380810A2 Improvements in accuracy of rotation detector
08/08/1990EP0380697A1 Method of returning to origin
08/08/1990EP0380479A1 Multiturn absolute encoder
08/08/1990CN1044528A Method and device for travel measurement by capacitance
08/08/1990CN1009126B Turbine fan with coder
08/07/1990US4947247 Displacement measurement apparatus and method for an automated flow rotameter
08/07/1990US4947167 Apparatus for generating synchro/resolver stimulus signals
08/07/1990US4947166 Single track absolute encoder
08/07/1990US4947038 Process and arrangement for optically measuring a physical quantity
08/07/1990US4947036 Self-monitoring optical sensor having a ratiometric output signal
08/07/1990US4947035 Fiber optic transducer using faraday effect
08/07/1990US4947033 Voltage/frequency converter and its use in an optical wave guide transmission arrangement
08/07/1990US4946275 Fiber optic position transducer
08/07/1990CA1272390A1 Method and apparatus for sensing a measurand
08/02/1990DE3901546A1 Position measuring device having a plurality of scanning points
08/01/1990EP0380395A1 Method for the sequential optical surveillance of an installation with a constant output signal
08/01/1990EP0380153A2 Fibre optics system for on-the-spot and/or remote detection and control of various values and variations of same
08/01/1990EP0379694A2 Device for converting position or pressure into electric variations
08/01/1990EP0379589A1 Interpolation circuit of an encoder
08/01/1990EP0379492A1 Measuring arrangement for measuring rotation angle and/or torque.
08/01/1990CN1044336A System for sensing position of rotating steel shaft including track formed by strip having discontinuous electrical properties, and method of mfg. such track
08/01/1990CN1009028B Capacitive device for measuring length and angle
07/1990
07/31/1990US4945232 Angle measuring device
07/31/1990US4945231 Compound rotary encoder for detecting the rotation angle and the number of rotations of a rotor shaft
07/31/1990US4945230 Optical measuring device using a spectral modulation sensor having an optically resonant structure
07/31/1990US4944617 Encoder employing a shock absorbing tension spring
07/31/1990US4944571 Optical fibers
07/26/1990WO1990008302A1 Optical fiber sensor
07/26/1990DE3924154C1 Prodn. of measurement device - includes ion exchange to exert internal stresses in carrier fixed to base section
07/25/1990EP0379356A1 Movement detecting device
07/25/1990EP0379180A2 Magnetic detection device and physical quantity detection device using same
07/25/1990EP0379097A2 Process for determining the position of the rim of an object, photo-electronic sensing device to trace the rim
07/25/1990EP0378773A1 Angle-measuring device
07/25/1990EP0378600A1 Localization process and device for implementing said process
07/24/1990US4944028 Non-contact type pattern sensor with variable clearance compensation
07/24/1990US4943889 Electrostatic capacitor type sensing device
07/24/1990US4943772 Hall effect position sensor for a railway vehicle axle
07/24/1990US4943717 Angle measuring device having specific signal processing arrangement
07/24/1990US4943716 Diffraction-type optical encoder with improved detection signal insensitivity to optical grating gap variations
07/24/1990US4942766 Transducer
07/23/1990CA2008409A1 Electronic transducer
07/18/1990EP0378402A1 Linear position sensor
07/18/1990EP0378351A2 Relative position transducer
07/18/1990EP0378017A1 Dimensional measuring chain with a linear output
07/18/1990EP0316356B1 Improvements in or relating to measuring
07/18/1990CN1043990A Multivariant oxide ceramics humidity element
07/18/1990CN1043987A Dual-functional temp. and humidity sensitive film element and making method
07/18/1990CA2008095A1 Opto-electronic measuring device
07/17/1990US4942394 Hall effect encoder apparatus
07/17/1990US4942343 Torque measuring and transmitting system for a web spooling mechanism
07/17/1990US4942295 Apparatus for angle measurement with installation means
07/17/1990US4942294 Fiber optic sensing apparatus for multiplexing a plurality of optical signals of different wavelengths over a single fiber optic cable
07/17/1990US4941363 Sensor for measurement of the torque acting on a rotating shaft
07/12/1990WO1990007693A1 Slit arrangement structure of a fixed slit plate in a pulse encoder
07/11/1990EP0377549A2 Remote measurement of physical variables with fiber optic systems
07/11/1990EP0377481A2 Apparatus for controlling rotational speed by optical data collection
07/11/1990EP0377097A1 Steering angle sensor for a motor vehicle
07/11/1990EP0377045A1 Encoder
07/11/1990EP0168404B1 Fiber optic structure and method for making
07/11/1990EP0104393B1 Interpretation device for a digital incremental sensor
07/11/1990CN1008763B Bearing with magnetic field detector
07/11/1990CA2007496A1 Linear position sensor