Patents for G01B 7 - Measuring arrangements characterised by the use of electric or magnetic means (32,725)
06/1993
06/01/1993US5216405 Package for the magnetic field sensitive device
06/01/1993US5216365 Apparatus for measuring dynamic saw blade flutter
06/01/1993US5216364 Variable transformer position sensor
06/01/1993US5216363 Magnetic position detector with multiple magnetoeffect resistance elements
06/01/1993US5214962 Constant-resistance signal conditioner for dynamic strain measurement
06/01/1993US5214858 Teach and repeat probe for a robot arm
05/1993
05/27/1993WO1993010420A1 Apparatus and method for checking features of a camshaft
05/27/1993DE4239833A1 Three=dimensional machining arrangement - contains sensor for contactlessly detecting height of tool w.r.t. workpiece
05/27/1993DE4213581C1 Wear indicator for slide saddle disc brake - has sensors for movement of brake saddle w.r.t. local reference point and w.r.t. actuating mechanism and displays difference value
05/26/1993EP0543421A1 Position detecting device
05/26/1993EP0294478B1 Improved grinding guide and method
05/25/1993US5214379 Method and apparatus for deflection measurements using eddy current effects
05/25/1993US5214378 Homopolar inductive displacement sensor
05/25/1993US5214376 Device for establishing the position of a conductor of an enveloped cable having proximity sensor and a yieldably supported roller driven by the cable
05/25/1993US5214342 Two-dimensional walker assembly for a scanning tunneling microscope
05/25/1993US5212873 Position-sensing probe
05/19/1993EP0541826A1 Position-measuring device for at least one measuring-direction
05/19/1993DE4137835A1 Contactless data collection appts. for thermal or water jet metal machining
05/19/1993DE4137586A1 Detector for sensing magnetic piston position in cylinder - uses two magnetic sensors, one mother sensor acting as a distribution device for transfer of signals to computer
05/19/1993CN1072261A On-line hydraulic system pollution particle monitor
05/19/1993CN1020800C Measuring method and its apparatus for roundness of large axle and beat in clinical examination
05/19/1993CN1020781C System and method for determining trouble of turbine blade shroud in motion
05/18/1993US5212646 Method of using a mounting for surface-sensing stylus
05/18/1993US5212444 Detection of damped sine waves in a magnestostrictive displacement transducer using pretrigger and detection thresholds of opposite polarity
05/18/1993US5211063 Measuring device with several sensors in multiplex
05/18/1993CA1318010C Direct current utilization position and orientation measuring device
05/13/1993WO1993009550A1 Multi-pole composite magnet used in a magnetic encoder
05/13/1993WO1993009425A1 Metal grain detecting sensor, metal grain detecting method and metal grain detecting apparatus
05/13/1993WO1993009398A1 Touch probe
05/13/1993DE4137092A1 Measurement of angles by encoder with concentric tracks - using optically scanned glass disc and geared-down potentiometer for digital evaluation of rotation of shaft
05/13/1993CA2120764A1 Multi-pole composite magnet
05/12/1993EP0541019A1 Process and device for monitoring the thickness of an induction furnace ceramic crucible
05/12/1993EP0540839A1 Probe for atomic force microscope usable for scanning tunneling microscope
05/12/1993EP0540520A1 Angle of rotation potentiometer.
05/12/1993EP0348404B1 A general-purpose measuring implement usable in the field, and its data transfer method
05/11/1993US5210501 Apparatus for processing sensor signals having switch-capacitor structures
05/11/1993US5210491 Measuring device for the contactless determination of a change in linear travel and/or angle of rotation with fixable place of highest measurement accuracy and smallest drift errors
05/11/1993US5210380 Digitizer with serpentine-type conductor grid having uniform conductor repeat increments
05/11/1993US5209131 Probe for measuring workpieces
05/11/1993CA1317654C Position sensor
05/06/1993DE4237416A1 Sensor output signal peak detection and processing circuit - includes two peak-value-holding circuits operating on phase-adjusted input and differential output of bridge
05/06/1993DE4202105A1 Measurement of distance between surface regions of object - electronically combining position signals from slider and relatively movable feeler with integral return spring
05/05/1993EP0539602A1 Magnetoresistance type revolution detector
05/05/1993CN2132152Y Automatic stake construction recorder
05/05/1993CN2132151Y Plastics thickness measuring instrument for compound metal-plastic wide-strip
05/04/1993US5208760 Method and device for recognizing cross sectional external form and dimensions of a workpiece in a bandsaw machine
05/04/1993US5208538 Apparatus having a pair of magnetic field generating cables for measuring position of an underground excavator
05/04/1993US5208532 Throttle position sensor adapted to maintain a fixed position relative to a shaft centerline
05/04/1993US5207005 For inspecting a contoured surface
04/1993
04/29/1993WO1993008551A1 Digitizer tablet with cordless pointing device
04/29/1993DE4135873A1 Detecting position and dynamic parameters e.g. of commutator motor or hydraulic pump - evaluating e.g. ripple current superimposed on periodicity signal which characterises system
04/29/1993DE4135393A1 Distance or angle measuring device e.g. for vehicle chassis - has flexible rod coupled to strain gauge elements via reduction scaling connecting piece
04/29/1993CA2121575A1 Digitizer tablet with cordless pointing device
04/28/1993EP0539321A1 Interferometric detector having atomic resolution, its use and method for exploiting the detector
04/28/1993EP0470958B1 A contactless travel measuring system
04/28/1993CN1071504A Capacitive position sensor
04/27/1993US5206702 Technique for canceling the effect of external vibration on an atomic force microscope
04/27/1993US5205047 Method and apparatus for dynamically checking dimensions of mechanical parts
04/27/1993CA1316688C Sheet-contacting thickness gauges
04/22/1993DE4134447A1 Measurement gauge for unprocessed wood with electronic measurement transducer - has operating keyboard mounted at measurement jaw pressure point giving good display visibility
04/21/1993EP0538184A1 Capacitive position detector
04/21/1993EP0537800A1 Improved electrode structure for capacitance-type measurement transducers
04/21/1993EP0537415A1 Inertial sensor
04/21/1993CN2130255Y Multi-way thermal excitation measuring and control instrument for single chip procesor
04/21/1993CN1071249A Method for measuring micro-displacement by means of tunnel effect
04/15/1993WO1994007108A1 Goniometer
04/15/1993WO1993007444A1 Apparatus and method for determining the linear position of a hydraulic cylinder
04/15/1993WO1993006936A1 Method and system for fluid transfer and non-contact sensor for use therein
04/15/1993DE4237076A1 Angle measuring using rotor - rotating rotor at known angular speed exchanging directionally dependent signals with measurement and reference points
04/15/1993DE4234016A1 Capacitive position sensor for rotational or linear motion - has fixed and moving multi-capacitor electrode profiles giving capacity variations to modify oscillator outputs and hence define position
04/15/1993DE4133426A1 Capacitive sensor circuit providing measurement and function test - has dual mode operation with bridge measurement and separate test voltage for checking functional performance via reference capacitor
04/15/1993DE4132724A1 Feed device, esp. for measuring ripple and roughness by the sensing section method - contains guide for surface scanner carriage with displacement detection of sensor tip movable over surface
04/14/1993EP0537099A1 Control of large scale topography on silicon wafers
04/14/1993EP0536926A1 Hall sensor movement detection device
04/14/1993EP0536827A1 Combined scanning force microscope and optical metrology tool
04/14/1993EP0536567A1 Device for detecting a variable in vehicles
04/14/1993EP0536565A1 Apparatus for contact-free data determination of a thermal machine-tool
04/13/1993US5202628 Evaluating circuit for linearizing the output of differential-choke displacement transmitter
04/08/1993DE4232426A1 Circuit for inductive distance measurement of metal part - has oscillator with parallel resonance circuit, inverting amplifier, demodulator and comparator
04/08/1993DE4203672A1 Minimisation of plasma effects on capacitative sensing systems - comprises using tool and sensor frequency generator having the same reference potential
04/08/1993DE4133198A1 Nozzle for thermal cutting tool - with shape facilitating cooling, with electrode at tip, used e.g. in laser cutting equipment
04/08/1993DE4132011A1 Control of percussive forming machines - is based on workpiece thickness with automatic adjustment of impact energy
04/07/1993EP0535934A1 Method of manufacturing cantilever drive mechanism, method of manufacturing probe drive mechanism, cantilever drive mechanism, probe drive mechanism and electronic device which uses the same
04/07/1993EP0457762B1 Actuating drive
04/07/1993CN1070731A Electromagnetic reflecting thickness instrument
04/06/1993US5200704 System and method including a buried flexible sheet target impregnated with ferromagnetic particles and eddy current probe for determining proximity of a non-conductive underground structure
04/06/1993US5200698 System for sensing the position of a rotating steel shaft including a track formed by a strip having discontinuous electrical properties, and a method of manufacturing such a track
04/06/1993US5200616 Environment controllable scanning probe microscope
04/06/1993US5199545 Metal body discriminating apparatus
04/06/1993US5199301 Apparatus for applying a known axial force to a valve stem
04/06/1993US5199176 Apparatus for the non-contact measurement of a track gage
04/06/1993CA1315898C Scanning tunneling microscope and surface topographic observation method
04/01/1993WO1993006435A1 Angle of rotation sensor
04/01/1993WO1993006433A1 Position measurement by radio frequency transponders
04/01/1993DE4232258A1 Capacitive sensor for mechanical to electrical magnitude conversion - has central planes of triple stacks in measuring sections connected to active and earthed planes respectively
04/01/1993DE4132114A1 Measurement pick=up for force sensor - has spring connected to mechanical-electrical transducer which generates signal corresp. to variation in distance caused by force
04/01/1993DE4132111A1 Measurement pick=up for strain gauge - detects change in separation of electrodes fixed to elastic support, pref. in strips, by measurement of capacitance effect
03/1993
03/31/1993EP0534406A1 Parallel plane holding mechanism and apparatus using such a mechanism
03/31/1993EP0534226A1 Strain sensor using a strain gauge circuit and load cell balance using the strain sensor
03/31/1993EP0534055A1 Synchro system