Patents for G01B 7 - Measuring arrangements characterised by the use of electric or magnetic means (32,725)
10/1991
10/23/1991EP0294467B1 Calipers
10/22/1991US5059902 Electromagnetic method and system using voltage induced by a decaying magnetic field to determine characteristics, including distance, dimensions, conductivity and temperature, of an electrically conductive material
10/22/1991US5058433 Workpiece inspection
10/21/1991WO1991016673A1 Multi-functional measurement system
10/17/1991WO1991015735A1 Processing circuit for a differential throttle travel control device, and use of this circuit
10/17/1991WO1991015733A1 Process for calibrating a thickness tester and thickness tester for measuring the thickness of or monitoring coatings, strips, films or the like
10/17/1991WO1991015730A1 Thickness gauge
10/17/1991WO1991013363A3 Signal conditioning circuit
10/17/1991WO1991012486A3 Device for measuring the unrolled length of a chain
10/17/1991DE4011717A1 Verfahren zum kalibrieren einer dickenmesseinrichtung und dickenmesseinrichtung zur dickenmessung bzw. ueberwachung von schichtdicken, baendern, folien o. dgl. A method for calibrating a dick-measuring device and dick-measuring device for thickness measurement and frequency monitoring of layer thicknesses, strips, foils o. The like.
10/17/1991DE4011527A1 Reference mark detector for shaft angular position detection - has detector plate with reference marker of defined length and/or depth, sensor for reference and angle markers
10/16/1991EP0452162A1 Linear identification means for length, speed or positioning of flexible article of big length
10/16/1991EP0451636A1 Foil strain gauge and transducer for using it
10/16/1991EP0451350A2 Contact detecting device for positioning relatively movable elements
10/16/1991EP0290513B1 Method for detecting thickness variations in the wall of a current conducting tubular body
10/16/1991EP0279828B1 Signal processing for contact-sensing probe
10/16/1991CN2086886U Tensile length tester for rubber sample
10/16/1991CN1014358B Automatic length gauge
10/15/1991US5056233 Method and apparatus for measuring cross-toe
10/09/1991EP0451122A2 Roll angle determination
10/09/1991EP0450750A2 Lockproof low level oscillator using digital components
10/09/1991EP0450243A2 Electromagnetic position and orientation detector
10/08/1991US5056049 Position Transmitter
10/08/1991US5056016 Device for determining geometric parameters of a structural element
10/08/1991US5055814 Displacement detector
10/08/1991US5055781 Rotational angle detecting sensor having a plurality of magnetoresistive elements located in a uniform magnetic field
10/08/1991US5054317 Device for monitoring and/or measuring parameters of a running, thread-like or wire-like test material and method for operating the device
10/08/1991US5054205 Wide range apparatus for checking linear dimensions of parts
10/03/1991WO1991014923A1 Analogue displacement sensor
10/03/1991CA2035645A1 Lockproof low level oscillator using digital components
10/02/1991EP0449440A2 Vehicular suspension position sensor and method of calibrating such a sensor
10/02/1991EP0448861A1 Semiconductor integrated circuit device
10/02/1991EP0448752A1 Device for position-control of machine parts in metallurgical plants
10/02/1991CN2085950U Multi-point displacement apparatus
10/01/1991US5053715 Capacitance-type measuring device for absolute measurement of positions
10/01/1991US5053703 Electromagnetic probe for measuring the thickness of skin layers
10/01/1991US5052121 Temperature-compensated quantitative dimensional measurement device with rapid temperature sensing and compensation
10/01/1991US5052117 Apparatus for measuring gear
10/01/1991US5052115 Accuracy testing device
09/1991
09/25/1991EP0447653A1 Inductive position sensor
09/25/1991EP0356505A4 Magnetic position sensor
09/24/1991WO1991014924A1 Tool wear detector
09/24/1991US5051933 Method and apparatus for measuring the waviness of an aerodynamic surface
09/24/1991US5051694 Device having oppositely spaced coils for determining a shape of screw parts
09/24/1991US5051693 Bearing seat encoder mount for rotational parameter sensor apparatus
09/24/1991US5051594 Fine positioning device, as for the stage of a scanning tunneling microscope
09/24/1991US5051379 Coating an inorganic material on a wafer, masking for a beam pattern photoresists
09/24/1991US5050430 Magnetostrictive linear position detector with temperature sensors
09/24/1991CA2077535A1 Tool wear detector
09/24/1991CA1289643C Magnetostrictive linear displacement transducer
09/20/1991WO1991014919A1 Device for monitoring the wear on a tyre and the geometry of a vehicle's road wheels
09/20/1991CA2078660A1 Pneumatic wear measuring apparatus and of the geometry of a set of wheels of a vehicule
09/19/1991WO1991014151A1 Cylinder device
09/19/1991WO1991014149A1 Probe for checking linear dimensions
09/19/1991DE4107071A1 Position detector for movable object - having ferromagnetic deflection structure with continuous element of consistent inclination e.g. continuously climbing of stepped
09/18/1991EP0447048A2 Method and apparatus for gaging bodies such as threaded fasteners and blanks
09/18/1991EP0447044A1 Magneto-elastic film and process
09/18/1991EP0447017A1 Linear sensor with concentric slider and housing
09/18/1991EP0446969A2 Linear position detection device
09/18/1991EP0446742A2 Method and apparatus for manufacturing welded electrically-conductive microstructures on probe heads and use thereof
09/18/1991EP0290487B1 Method and device for measuring the distance between the discs of a refiner
09/18/1991CN1013992B Method and apparatus for automatic centering and quick assaying aperture pitch of machinery parts
09/17/1991US5050135 Magnetostrictive multiple position sensing device
09/17/1991US5049826 Liquid level sensing apparatus for use in automatic chemical analysis
09/17/1991US5048966 Apparatus and system for linewidth measurements
09/17/1991US5048353 Method and apparatus for roll profile measurement
09/17/1991US5048344 Borehole strain monitor for soft rock
09/17/1991US5048194 Position sensing probe
09/17/1991CA2036439A1 Method and apparatus for gaging bodies such as threaded fasteners and blanks
09/17/1991CA1289192C Gap, tram and wear measurement system
09/12/1991DE4007363A1 Measuring thickness of layer of carrier material - using two contactlessly working sensors to measure distances of layer and carrier surfaces from each other
09/11/1991EP0446181A2 Resolver having planar windings
09/11/1991EP0445945A1 Touch probe
09/11/1991CN1054475A High resolution sensor system for internal combustion engines and method of making
09/10/1991US5047637 Atomic probe type microscope apparatus
09/08/1991CA2037682A1 Linear tracking means for locating, speed and lenght measuring in high lenght flexible article
09/06/1991CA2033686A1 Linear sensor with concentric slider and housing
09/05/1991WO1991013363A2 Signal conditioning circuit
09/05/1991WO1991013316A1 Contact probes
09/05/1991WO1991012953A1 Method and apparatus for structural actuation and sensing in a desired direction
09/04/1991EP0444226A1 Method and apparatus for adjusting an Eddy-current displacement transducer
09/04/1991EP0288517B1 Displacement transducers
09/04/1991CN1054300A Apparatus for sensing direction and speed of steering wheel shaft
09/03/1991US5046032 Calibration bar
09/03/1991US5045785 Linear position sensor with movable tapered element
09/03/1991US5044193 Lateral displacement measuring apparatus and method
09/03/1991CA1288359C Thermally self-adjusting mount for proximity sensor
09/02/1991WO1991013337A1 Method and apparatus for measuring irregularities and hardness of a roll surface
08/1991
08/28/1991EP0444001A1 Method and arrangement for indicating a length of a hose or tubing
08/28/1991EP0443968A1 Manually actuated device for motorised displacements of a machine member
08/28/1991EP0443940A2 Apparatus for sensing the direction and speed of a steering wheel shaft
08/28/1991EP0443938A2 High resolution sensor system for internal combustion engines
08/28/1991EP0443514A2 Apparatus for monitoring a bearing
08/28/1991EP0443148A1 Position sensor
08/28/1991EP0442898A1 Method and apparatus for measurement of capacitance and for capacitive measurement of displacement.
08/28/1991CN2083740U Magnetic displacement transducer
08/28/1991CN1013704B Capacitance type transducers for measuring positions
08/27/1991US5043661 Eddy current distance measuring device with temperature change compensation circuitry
08/27/1991US5043032 Sensing presence of eddy currents as stack passes through a magnetic field; accuracy, quality control
08/27/1991US5042164 Means and method for calculating the instantaneous shape of the periphery of a cross-section of a body as it is being deformed