| 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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| 03/11/1981 | EP0024957A1 Apparatus for determining the position of an object |
| 03/11/1981 | EP0024836A1 Signal condition detector circuit |
| 03/11/1981 | EP0024545A2 Pneumatic force transducer |
| 03/11/1981 | EP0024495A1 Acoustic pulse delay line system for measuring distances along a magnetostrictive wire |
| 03/10/1981 | US4255754 Differential fiber optic sensing method and apparatus for ink jet recorders |
| 03/10/1981 | US4255743 Method for digital interpolation of a period of a three-phase analog signal |
| 03/10/1981 | US4255708 Magnetoresistive position transducer with invariable peak signal |
| 03/10/1981 | US4255682 Multipolar resolver |
| 03/05/1981 | WO1981000620A1 Capacities measuring transducer |
| 03/03/1981 | US4254369 High accuracy shaft angle linear DC voltage conversion using low accuracy devices |
| 03/03/1981 | US4254331 Calibration circuit for fiber optic proximity instrument |
| 03/03/1981 | US4253603 Temperature responsive control apparatus |
| 02/25/1981 | EP0024167A2 Method and apparatus for speckle pattern interferometric determination of point displacements |
| 02/24/1981 | US4253079 Displacement transducers employing printed coil structures |
| 02/24/1981 | US4253021 Incremental measuring instrument |
| 02/17/1981 | US4251762 Armature position detector |
| 02/17/1981 | US4250757 Movable element with position sensing means for transducers |
| 02/17/1981 | US4250749 Apparatus for the preparation of mixtures in variable quantities from a formulation in parts |
| 02/17/1981 | CA1095988A1 Calibrating and measuring circuit for a capacitive probe-type instrument |
| 02/11/1981 | EP0023801A1 Speed detectors |
| 02/11/1981 | EP0023732A1 Capacitive gauge |
| 02/11/1981 | EP0023517A1 A device for metering the angular position of a direction indicator |
| 02/10/1981 | US4250452 Pressure sensitive transducer circuits |
| 02/10/1981 | US4250381 Linear scale type measuring device |
| 02/10/1981 | US4250380 Rotation angle detector |
| 02/10/1981 | US4250378 Photoelectric joystick |
| 02/10/1981 | CA1095282A1 Enthalpy comparator |
| 02/04/1981 | EP0023345A2 Optical sensing system |
| 02/03/1981 | US4249076 Optical measuring device using optical fibers |
| 02/03/1981 | US4248046 Vent accumulator for hydraulic integrator |
| 02/03/1981 | CA1095143A1 Device for locating the position of a movable component and especially a value-setting component in a franking machine |
| 02/03/1981 | CA1094800A1 Shaft axial position monitoring system |
| 01/28/1981 | EP0022944A2 Electronic ratio change control device for an automatic automobile vehicle transmission |
| 01/27/1981 | US4247816 Potentiometer with digital display |
| 01/27/1981 | US4247796 Electrostatic transducer for generating strobe signals |
| 01/27/1981 | US4247769 Apparatus for measuring angular and linear displacements |
| 01/21/1981 | EP0022728A1 Electric high-tension switch with a functioning state indicator |
| 01/21/1981 | EP0022471A1 Position transducer for a body, particularly a vehicle pedal |
| 01/20/1981 | US4246478 Position detector with two timing disks rotating at different speeds |
| 01/20/1981 | US4246471 Distance marker |
| 01/20/1981 | US4245721 Floor distance sensor for an elevator car |
| 01/20/1981 | CA1094231A1 Detectors of parameters adapted to act on the force of attraction between an electret and an electrode |
| 01/20/1981 | CA1094192A1 Sensors for sensing a plurality of parameters |
| 01/20/1981 | CA1094191A1 Device for measuring axial displacement of rotating machine parts especially for measurement during operation of the plate clearance in a disc refiner |
| 01/14/1981 | EP0022363A1 Position or movement sensor, e.g. for conveyances such as lifts |
| 01/13/1981 | US4245261 Digital displacement transducer and method for measurement |
| 01/13/1981 | US4244226 Distance measuring apparatus and a differential pressure transmitter utilizing the same |
| 01/13/1981 | US4244108 Excitation circuitry for variable reluctance transducer |
| 01/13/1981 | CA1093671A1 Position readout device |
| 01/07/1981 | EP0021906A1 Device for measuring the relative orientation of two bodies and corresponding direction determining system |
| 01/07/1981 | EP0021494A1 Electronic clock with time indication by hands and with a rotation detecting member |
| 01/07/1981 | EP0021451A1 Apparatus for detecting relative motion |
| 01/07/1981 | EP0021199A2 Optical sensing system |
| 01/07/1981 | EP0020991A1 Optically functioning encoder unit for controlling a bidirectional movement and its use in controlling stepping motors |
| 01/06/1981 | CA1093212A1 Synchro-to-digital converter |
| 01/06/1981 | CA1093164A1 Biasing and scaling circuit for transducers |
| 01/06/1981 | CA1092847A1 Radio-frequency tuned-circuit microdisplacement transducer |
| 12/30/1980 | US4242574 Digital display tape measure with photoelectric sensing of tape displacement |
| 12/30/1980 | US4242000 Arrangement at screens intended to give rise to a moire pattern |
| 12/30/1980 | US4241995 Apparatus for measuring amount of displacement |
| 12/30/1980 | CA1092687A1 Object identification system |
| 12/23/1980 | US4240298 Motion amplifier for condition responsive gauge instrument |
| 12/16/1980 | US4240069 Angle coder with variable input angle |
| 12/16/1980 | US4240047 Mechanical resonator oscillator having redundant parallel drive circuits |
| 12/16/1980 | US4239963 Fiber optic accelerometer |
| 12/16/1980 | US4238958 Barometer |
| 12/10/1980 | EP0019707A1 Data recording and coding keyboard device |
| 12/09/1980 | US4238844 Displaced position detecting device |
| 12/09/1980 | US4238828 Position detecting apparatus |
| 12/09/1980 | US4238782 Device for measuring the amount of movement of a moving object |
| 12/09/1980 | US4238781 Capacitive angular displacement transducer for remote meter reading |
| 12/09/1980 | US4238780 Process and an apparatus for automatically recognizing the position of semiconductor elements |
| 12/09/1980 | US4237602 Method of manufacture of precision transducer for position measurements |
| 12/09/1980 | CA1091325A1 Device for reading displacements of a movable member |
| 12/02/1980 | CA1090898A1 Optical position sensor |
| 11/26/1980 | EP0019530A1 Variable reluctance motion sensing system |
| 11/25/1980 | US4236074 Radioactive height sensor for automatic level control |
| 11/25/1980 | US4236070 Shaft position encoder |
| 11/25/1980 | CA1090439A1 Reed switch oscillator assembly for a position indicating system |
| 11/18/1980 | US4234787 Apparatus for monitoring the motion of shuttles in looms or the like |
| 11/11/1980 | US4232451 Detector for sensing the angular position of a rotatable magnet |
| 11/11/1980 | CA1089537A1 Remote meter reading system |
| 11/11/1980 | CA1089242A1 Electromechanical pulse-generator |
| 11/04/1980 | US4231662 Phase shift correction for displacement measuring systems using quadrature |
| 11/04/1980 | US4231260 Position determining system |
| 11/04/1980 | CA1089080A1 Ultrasonic testing |
| 10/29/1980 | EP0018349A1 Electrical circuit for converting a current into pulses, the duration, repetition period or frequency of which corresponds to the current amplitude |
| 10/28/1980 | US4229883 Measuring instrument with digital display |
| 10/28/1980 | CA1088617A1 Printer with electrostatic ink control |
| 10/21/1980 | US4229696 Sensor for measuring magnetic field changes |
| 10/21/1980 | US4229650 Position and presence detecting device for stacked sheet members |
| 10/21/1980 | US4229647 Counter system for incremental measuring instrument |
| 10/21/1980 | US4229646 Electronic counter for incremental measuring device |
| 10/14/1980 | US4227401 Surface elevation measuring apparatus |
| 10/14/1980 | US4227308 Interface device |
| 10/14/1980 | CA1087705A1 Detection circuit for a bi-directional, self-imaging grating detector |
| 10/14/1980 | CA1087389A1 Distance measuring gauge using relative movement between diffraction gratings |
| 10/07/1980 | US4227182 Minute change detecting system |
| 10/07/1980 | US4227165 Correction of linear errors in position measuring transducers |
| 10/07/1980 | US4227150 System for indicating measured values |