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)
04/1987
04/21/1987US4659923 Fiber optic interferometer transducer
04/21/1987US4659219 System for detecting the angular position of a mechanical device
04/21/1987US4658658 Coil system for inductive measurement of the velocity of movement of a magnetized body
04/21/1987CA1220835A1 Measurement apparatus
04/16/1987DE3623677C1 Exhaust gas recirculation device for an internal combustion engine
04/15/1987EP0218308A2 Apparatus for detecting the angular position und angular velocity of a rotatable member and a method of assembling the apparatus
04/15/1987EP0218242A2 An apparatus for magnetically detecting the position of a body
04/15/1987CN86100788A Turning angle-data transformer for multi-channel synchronizer
04/15/1987CN85107527A Optical sensing equipment
04/14/1987US4658214 Magnetic position indicator using multiple probes
04/14/1987US4658133 Rotational angle detecting device with full circumference illumination and detection
04/14/1987US4658132 Rotational angle detecting device with full circumference illumination and detection
04/14/1987US4656993 Crank angle detecting system for engines
04/14/1987US4656871 Capacitor sensor and method
04/09/1987WO1987002176A1 Reflectivity compensated fiber optic sensor
04/09/1987DE3634482A1 Position sensor for glowing (red-hot) material
04/08/1987EP0217650A1 Capacitive displacement transducer and a tactile sensor array including a plurality of capacitive displacement transducers
04/08/1987EP0217478A1 Contactless angle transducer
04/08/1987EP0216812A1 A measuring device.
04/07/1987US4656377 Tachogenerator having a magnetoresistance stator coil
04/07/1987US4655597 Micro-displacement measuring apparatus using a semiconductor laser
04/07/1987CA1220261A1 Inductance sensor
04/02/1987DE3533838A1 Device for measuring and converting physical quantities into electrical quantities
04/01/1987EP0216163A2 Optical measuring apparatus
04/01/1987EP0216159A2 Position detecting device
04/01/1987EP0215840A1 Inductance coil sensor.
04/01/1987CN86204799U Automatic alarm system for wet insulation
04/01/1987CN85107033A Contacting signal probe
03/1987
03/31/1987US4654590 Method and apparatus for detecting the position of a movable object utilizing the magnetostrictive effect to generate ultrasonic waves
03/31/1987US4654527 Reference mark identification system for measuring instrument
03/31/1987US4654525 Optical rotary encoder
03/31/1987US4654524 Method and apparatus for measuring a displacement of one member relative to another using a vernier with an even numbered difference of elements
03/31/1987US4654523 Light-reflector type encoding method and the encoder
03/31/1987US4654522 Miniature position encoder with radially non-aligned light emitters and detectors
03/26/1987WO1987001668A1 Axle assembly
03/26/1987DE3533249A1 Device for setting digitally controlled actuators
03/25/1987EP0215724A1 Apparatus and method for retaining phase information for use with a multiple-coil inductive displacement sensor
03/25/1987EP0215454A1 Position detecting apparatus utilizing a magnetic sensor
03/25/1987CN86105879A Sensor for measuring force
03/24/1987US4652947 Rotary encoder
03/24/1987US4652822 Multi-frequency eddy-current system and method
03/24/1987US4652821 Device including selectively actuatable sensors and a multiplexer-demultiplexer for contact-free positional measurement of electronic position indicators
03/24/1987US4652820 Combined position sensor and magnetic motor or bearing
03/24/1987US4652748 Adjusting device for angle step indicator
03/24/1987US4652747 Shaft encoder having a concave reflective element with two regions of different reflectivity for light within two different wavelength bands
03/24/1987US4652744 Fiber optic sensor for detecting very small displacements of a surface
03/24/1987US4652129 Interferometric detector with fibre-optic sensor
03/19/1987DE3630368A1 Vibration transducer and method for manufacturing it
03/18/1987EP0214907A2 Fiber sensor
03/18/1987EP0214845A2 Device and method for determining displacement
03/17/1987US4651151 Single-channel measuring head for remote metering apparatus
03/17/1987US4651130 Apparatus and method for retaining phase information for use with a multiple-coil inductive displacement sensor
03/17/1987US4651094 For an object examination system
03/17/1987US4650996 Angle transducer employing polarized light
03/17/1987US4650995 Reflection type optical rotary encoder
03/17/1987US4650993 Optical position transducer having a plurality of photodetector cells of varying area
03/17/1987US4650992 Optical sensor constituting a light transmissive medium with luminescent particles
03/17/1987US4650332 Optical position detecting apparatus for positioning an actuator
03/17/1987US4649755 Sensor for magnetizable materials
03/12/1987DE3625095A1 Method and device for stabilising the output signals of fibre-optic reflective sensors
03/12/1987DE3530693A1 Device for detecting the angular velocity of a component which rotates about its centre
03/12/1987DE3528811A1 Inductive displacement sensor
03/11/1987EP0214114A2 Resolver
03/11/1987EP0214081A2 Phase modulator for fiber-optic sensors
03/11/1987EP0214040A2 Fiber-optic sensor
03/11/1987EP0214011A1 Incremental optical code reader, in particular of the fully integrated type
03/11/1987EP0213904A2 Interpolation method and encoder
03/11/1987EP0213872A2 Optical time-domain reflectometry
03/11/1987EP0213778A2 Interferometers
03/11/1987EP0213727A2 Measuring circuit
03/11/1987EP0213210A1 Apparatus for detecting quantity of rotation of rotary shaft
03/10/1987US4649529 Data gathering system
03/10/1987US4649359 Explosion-proof electro-displacement converter device
03/10/1987US4649342 Apparatus using inclined sensor for detecting relative displacement
03/10/1987US4649341 Inductive measuring arrangement for determining the position of a movable core member
03/10/1987US4649340 Magnetic differential position sensor
03/10/1987US4649271 Fiber-optic acceleration sensor with photoluminescent material
03/10/1987US4649267 Automatic gain control circuit for encoder
03/10/1987US4649232 Electrographic apparatus
03/10/1987US4648274 Photoelastic measuring transducer and accelerometer based thereon
03/05/1987EP0148853A4 Quadature fiber-optic interferometer matrix.
03/05/1987DE3530288A1 Inductive signal transmitter
03/05/1987DE3528416A1 Evaluating circuit for a capacitive sensor
03/04/1987EP0212915A2 Fiber laser sensor
03/04/1987EP0212662A2 Absolute rotational position detection device
03/04/1987EP0212578A2 Absolute position detector
03/04/1987EP0212406A2 Absolute linear position detection device
03/04/1987EP0212156A2 Measuring circuit arrangement for an electrical sensor
03/04/1987EP0212118A2 Digital electric length or angle measuring device with a circuit for error control
03/04/1987EP0212104A2 Method and apparatus for detecting absolute position
03/04/1987EP0211989A1 Process and apparatus for estimating the quantity of toric material between calendering rolls
03/04/1987EP0211984A1 Computer data entry and manipulation apparatus
03/03/1987US4648087 Capacitive sensing employing thin film inductors
03/03/1987US4647827 Absolute position detecting system for servocontrol system
03/03/1987US4647770 Isolation mount for an optical encoder
03/03/1987US4647769 Optical encoder having controllable lead-lag phase trim sensitivity
03/03/1987US4647205 Method and interferometer for the measurement of short distances
03/03/1987US4647203 Fiber optic sensor
03/03/1987CA1218725A1 Fiber optical measuring device for measuring dynamic movements
02/1987
02/26/1987WO1987001196A1 Method and device for measuring angular displacements