Patents for G01B 7 - Measuring arrangements characterised by the use of electric or magnetic means (32,725)
10/1988
10/19/1988EP0287214A2 Shaft monitoring systems
10/19/1988EP0287149A2 Angle measuring device
10/19/1988EP0286820A1 Slide caliper
10/19/1988EP0286712A2 Device for testing of ferromagnetic steel wire cable, in particular of haulage cables for undergroud working
10/19/1988CN88200119U Layer thickness tester for jigger using separation and subtraction circuit
10/18/1988US4777818 Coordinate positioning apparatus
10/18/1988US4777729 Thickness measuring apparatus for sheet material
10/18/1988CA1243355A1 Probe having low battery detection/transmission feature
10/12/1988EP0286146A2 End sensor
10/12/1988EP0285658A1 A direct current utilization position and orientation measuring device.
10/12/1988CN87211630U Controller of alarming at vehicles when driving near the railway
10/11/1988US4777544 Method and apparatus for in-situ measurement of head/recording medium clearance
10/11/1988US4777492 Thermal recording method
10/11/1988US4776384 Method for monitoring copper-alloy tubes for maintaining corrosion resistance and cleanliness factor of their inner surfaces
10/11/1988US4776212 Pocket surface roughness gage
10/11/1988US4776102 Tool for measuring the height of a material buildup on a reference plane
10/11/1988US4776101 Method and apparatus for testing aspherical lenses
10/11/1988CA1242878A1 Apparatus for measuring the transverse profile of a drill hole in a geologic formation
10/11/1988CA1242875A1 Apparatus and method for measuring the wear of railroad rail
10/05/1988EP0284941A2 Electrical position indication device
10/05/1988EP0284787A2 Displacement and/or position indicator
10/05/1988EP0284737A1 Measuring feeler
10/04/1988US4775961 Tactile sensor
10/04/1988US4775947 Method of providing a visual representation of the runout of a shaft
10/04/1988US4775850 Thick-film sensor, particularly a pressure sensor
10/04/1988US4774843 Strain gage
10/04/1988US4774768 Coplanarity tester for surface mounted device
10/04/1988CA1242579A1 Capacitive devices for measuring the diameter of a dielectric fibre
09/1988
09/28/1988EP0283687A1 Position-measuring device
09/28/1988EP0283650A1 Measuring device for the form of screw-shaped components
09/27/1988US4774465 Position sensor for generating a voltage changing proportionally to the position of a magnet
09/27/1988US4774458 Magnetic device
09/22/1988WO1988007247A1 Digitizer system with loopback conductor grid
09/22/1988WO1988007172A1 A hall effect transducer for sensing the angular position of a rotatable member
09/20/1988US4772835 Interactive multiaxis encoder positioning system
09/20/1988US4771549 Method and apparatus for measuring deviations from flatness
09/14/1988EP0281623A1 Determination and location of flat spots on the rolling surface of rail-mounted vehicles
09/14/1988EP0281610A1 Capacitor array sensors tactile and proximity sensing and methods of use thereof
09/14/1988CN87217199U 线性位置测量头 Linear position measurement head
09/14/1988CN87107521A Range finding ruler for fixed lenghth
09/13/1988USRE32746 Strain/deflection sensitive variable reluctance transducer assembly
09/13/1988US4771238 Device for measuring, without contact, the thickness of metallic materials at temperatures above the Curie temperature
09/13/1988US4770522 Automobile mirror position sensor and adjuster assembly
09/13/1988US4769919 Contact-sensing probe
09/13/1988CA1241873A1 Boat propeller drive unit
09/07/1988WO1988006710A1 Probe, motion guiding device, position sensing apparatus, and position sensing method
09/07/1988EP0281035A2 Monitoring process for the electrodynamic wall thickness and error investigation
09/07/1988EP0280777A1 Multi-directional touch probe
09/07/1988CN88212744U Differential frequency-modulation type digital micrometer dial
09/06/1988US4769533 Circuit arrangement for a position-sensitive radiation detector
09/01/1988DE3711721C1 Positioning device for machine tools
08/1988
08/31/1988EP0280632A1 Electronic angle-measuring device
08/31/1988EP0279926A1 Method for determining position within the measuring volume of a coordinate measuring machine and the like and system therefor
08/31/1988EP0279828A1 Signal processing for contact-sensing probe.
08/30/1988US4767986 Oscillating transducers for monitoring the surface of elongated objects
08/30/1988US4767973 Systems and methods for sensing position and movement
08/30/1988US4767496 Measuring electrical resistance and erosion on substrate; transmission by pulse-code-modulation and electromagnetic radiation
08/30/1988CA1241446A1 Vehicle wheel alignment apparatus and method
08/30/1988CA1241189A1 Clearance measuring apparatus
08/25/1988WO1988006376A1 Electric motor
08/25/1988WO1988006278A1 A general-purpose measuring implement usable in the field, and its data transfer method
08/25/1988WO1988006269A1 Single contact point distance measuring for plane determination
08/25/1988WO1988006268A1 Apparatus for measuring or testing dimension or contour through measuring distance
08/25/1988WO1988006243A1 A hydraulic cylinder with a built-in electric piston position indicator
08/25/1988WO1988005156A3 Apparatus and method for indicating the extent of movement of a movable member of an electromagnetic device
08/25/1988DE3803926A1 Dehnungsmessgeraet Extensometer
08/24/1988EP0279173A2 Device for measuring the thickness variation of profile in sheet material, particularly in photographic base paper
08/23/1988US4766389 Capacitor array sensors tactile and proximity sensing and methods of use thereof
08/23/1988US4766375 Head assembly having free axial and restricted perpendicular movement in a magnetic scale
08/23/1988US4766374 Fuel channel flatness measurement
08/23/1988US4765345 Magnetic sensor for jaw tracking device
08/23/1988US4765187 Liquid thickness gauge
08/23/1988US4765181 Surface texture measuring instrument
08/23/1988CA1241058A1 Magnetic reluctance sensing apparatus and method
08/23/1988CA1240851A1 Strain monitoring system
08/18/1988DE3703867A1 Device for measuring the displacement of reciprocating valves
08/17/1988EP0278021A2 Resistance strain gauges with a thin discontinuous metal-film
08/17/1988CN87208774U Cam shaft tester
08/17/1988CN87208660U Model ws series resistance strain type displacement sensors
08/16/1988US4764767 Absolute rotational position detection device
08/16/1988US4764724 Measuring head for inductive measurement of the thickness of an insulating layer on an electric conductor
08/16/1988US4763533 Method and device for measuring the deformation of a rotating shaft
08/16/1988US4763421 Multi-coordinate probe
08/16/1988US4763417 Multi-coordinate probe
08/10/1988EP0277886A1 Device for checking the continuity of a metallic coating on a moving metal wire whose composition differs from that of the coating
08/10/1988EP0277421A1 Capacitance sensor arrangement
08/10/1988CN87205252U High-speed levelling instrument with a computer
08/09/1988US4762108 Non-linear position transducer for detecting the position of a valve controlling the rate of flow of air inducted to the cylinders of a heat engine
08/09/1988US4762011 Electronic gage
08/04/1988DE3736901A1 Anordnung zur datenuebertragung Arrangement for data transmission
08/02/1988US4761749 Vehicle wheel alignment apparatus and method
08/02/1988US4761610 Apparatus for determining the position of surface defects of a test objects with respect to an edge thereof
08/02/1988US4761078 For measuring heat flow
08/02/1988US4760875 Controlling seal system in rotary regenerative air preheaters
08/02/1988US4760864 Devices forming parts of regulatory systems for providing an output in the form of rectilinear motion with an input of both rotary and rectilinear motion
08/02/1988US4760827 Apparatus and method for the identification of angular pulses
08/02/1988US4760647 Linear measuring apparatus
08/02/1988CA1239991A1 Contact-free, magnetic, stress and temperature sensor
07/1988
07/28/1988DE3701428A1 Measuring method and measuring device for concrete elements, such as for example reinforced-concrete elements
07/28/1988DE3700833A1 Position sensor