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)
08/1981
08/11/1981US4283031 System controlling apparatus which compares signals from sensors monitoring passing objects with pre-determined parameter information to control the system
08/11/1981CA1106974A1 Method and apparatus for remote display of analog signals occurring in computer controlled machine tools
08/06/1981WO1981002198A1 Method of indicating a changed angular position between wear rings in wheel pairs of rail vehicles
08/04/1981US4282571 Electronic distance measurement and displaying apparatus
08/04/1981US4282485 Linear variable phase transformer with constant magnitude output
08/04/1981CA1106467A1 Linear variable phase transformer
07/1981
07/29/1981EP0032727A2 Process for the manufacture of a magnetic pass-through detector
07/29/1981EP0032726A2 Magnetic pass-through detector
07/28/1981US4281342 Mark detecting system using image pickup device
07/28/1981US4281325 Positive feedback meter pulse initiator
07/28/1981US4281245 Fiber optical measurement apparatus
07/28/1981CA1106025A1 Displacement detecting apparatus
07/21/1981US4279080 Touch signalling probe
07/15/1981EP0032099A2 Arrangement for producing an electrical signal proportional to forced vital lung capacity as measured by a spirometer
07/14/1981CA1162612B Electrode or pole piece array for creating prescribed electric or magnetic fields
07/14/1981CA1105088A1 Electrode or pole piece array for creating prescribed electric or magnetic fields
07/09/1981WO1981001876A1 Measuring head for indicating the moment of contact with the surface of object
07/08/1981EP0031658A2 Variable inductance transducers
07/07/1981US4277168 Endoscope with means for detecting rotation of a distal examining end
07/07/1981US4276776 Temperature/pressure transducer
07/07/1981CA1104715A1 Photoelectric signal generating circuits
07/01/1981EP0030997A2 Digital position sensor
06/1981
06/30/1981US4276534 A contactless resistance potentiometer
06/30/1981US4275965 Long stroke, high resolution optical position sensor
06/30/1981US4275596 Optical bichromatic position finder
06/30/1981CA1104260A1 Method for digital interpolation of a period of a three-phase analog signal
06/25/1981WO1981001745A1 Optical bichromatic position finder
06/23/1981US4275393 Method and apparatus for sensing pressure
06/23/1981US4275296 Stabilized fiber optical measuring apparatus
06/23/1981US4275295 Limit and measurement value transmitter
06/23/1981US4275264 Portable hand-held length probe with tracing-unit-actuated length signal output control switch
06/17/1981EP0030477A1 Optical position transducer
06/16/1981US4274053 Magnetic rotary encoder for detection of absolute values of angular displacement
06/16/1981US4273448 Measuring method and apparatus
06/16/1981US4273447 Pivotable mount for scanning unit
06/16/1981US4273150 Leverless pressure transducer
06/16/1981CA1103328A1 Light amplitude control system for position and motion transducers
06/09/1981US4272822 Apparatus for converting a mechanical displacement to an electrical signal
06/09/1981US4271859 Temperature sensor
06/09/1981CA1102595A1 Reflective lens system
06/03/1981EP0029682A1 Transducer
06/03/1981EP0029664A1 Apparatus for generating a signal representative of a co-ordinate position of a movable indicating member
06/03/1981EP0029653A1 Optical systems for sensing and measuring physical quantities
06/02/1981US4271364 Bistable hysteretic integrated circuit
06/02/1981US4271354 Manual belt electro-optical control
06/02/1981CA1102428A1 Object position and surface determining methods and apparatus
05/1981
05/26/1981US4270173 Electronic scaler
05/26/1981US4270171 Position sensing and indicating device
05/26/1981US4270050 Apparatus for measuring pressure by absorption spectrum change
05/26/1981US4270048 Apparatus for determining the angle of incident electromagnetic radiation
05/26/1981US4270046 Two-terminal optical sensor
05/26/1981US4269506 Apparatus for measuring the influence of physical parameters on the length of a path
05/20/1981EP0028971A1 Linear-displacement transducer
05/19/1981US4268889 Rotary displacement capacitive transducers
05/19/1981US4268819 Synchro motor type instrument
05/19/1981US4268747 Position transducer for a rotating member
05/19/1981US4267819 Device for generating an electric output signal in response to the positioning of a mechanical member
05/19/1981US4267639 Indicating instruments
05/13/1981EP0028509A1 Indicator for measuring thickness
05/13/1981EP0028487A1 Hall effect thickness measuring instrument
05/12/1981US4267522 L.C. oscillator proximity detector
05/12/1981US4267470 Rotational angle detecting apparatus
05/06/1981EP0028138A1 Sewing machine
05/05/1981US4266125 Optical shaft angle encoder
05/05/1981US4265127 Low meter system provided with a pulse generator
05/05/1981US4265124 Remote acoustic wave sensors
05/05/1981CA1100584A1 Variable differential transformer apparatus
04/1981
04/29/1981EP0027774A1 Long stroke, high resolution optical position sensor
04/28/1981US4264955 Signal voter
04/28/1981US4264897 Meter register encoder including electronics providing remote reading capability
04/28/1981US4263813 Rotameter-type flowmeter with means for linearizing output readings
04/28/1981CA1100225A1 Thermographic areameter
04/28/1981CA1100212A1 Tilt detection-system
04/22/1981EP0027308A1 Manufacture and use of magnetic scale systems
04/21/1981US4263546 Displacement transducer system
04/21/1981US4263506 Pulse generating apparatus
04/21/1981US4262526 Rotational position detecting apparatus
04/21/1981US4262423 Error correction apparatus for a length-measuring instrument and method for generating an error correction profile
04/14/1981US4262251 Device for measuring rotational angle of rotary member
04/14/1981US4261525 Moisture measuring apparatus
04/14/1981US4261106 Method of manufacturing a linear digital scale
04/07/1981US4260995 Slide wire assembly
04/07/1981US4260883 Optical measurement system
04/07/1981CA1098989A1 Detection plate for an identification system
04/07/1981CA1098987A1 Film thickness detector
03/1981
03/31/1981US4259570 Optical comparator
03/31/1981US4258624 Miniaturized printer
03/31/1981US4258589 Planetary adjuster
03/25/1981EP0025631A1 Piston position detector
03/25/1981EP0025566A2 Optical device for measuring small pressure differences by means of light intensity changes
03/25/1981EP0025565A2 Optical device for measuring pressure differences by means of light intensity changes
03/25/1981EP0025564A2 Optical device for measuring small pressure differences by means of light intensity changes
03/24/1981CA1098162A1 Object deflection sensor
03/17/1981US4257040 Engine rotational information detecting apparatus
03/17/1981US4257010 Method and apparatus for sensing and maintaining oscillations in an oscillating system
03/17/1981US4255975 Device for the precise measurement of movements or deformations
03/17/1981US4255861 Electrically digital display micrometer
03/17/1981CA1097815A1 Process for the measurement of absolute values by means of a non-linearly working measured value emitter and a measuring device for carrying out the process
03/11/1981EP0025029A1 Capacitive measuring bridge arrangement
03/11/1981EP0024969A1 Measuring machine and method of producing displacement-indicative signals in such a machine