Patents for G01B 11 - Measuring arrangements characterised by the use of optical means (73,862)
12/1988
12/14/1988CN88203444U Automatic optical grating length-metering device
12/13/1988US4791482 Object locating system
12/13/1988US4791304 Method and apparatus for scanning a web material in the direction of its width
12/13/1988US4791289 Linear scale measuring device
12/13/1988US4790661 Cross-mask holder device
12/13/1988US4790660 Shape measuring instrument
12/13/1988CA1246718A1 Angular position detecting system for mechanical device
12/07/1988EP0294211A2 Mounting structure for apparatus which measures on-line the diameter of cylindrical objects for example, cigarette filter rods
12/07/1988EP0293966A1 Method for the continuous electrolytic plating of a metal strip with a metallic plating layer
12/07/1988EP0293446A1 Device for monitoring characteristics of a film on a substrate
12/07/1988CN88212754U Random angle meter
12/07/1988CN87212592U Tooth angle meter with laser knife
12/06/1988US4790023 Method for measuring dimensions of fine pattern
12/06/1988US4789947 Inspection system and method for mechanical structures
12/06/1988US4789243 Orientation determining system for a device
12/06/1988US4789242 Optical apparatus for detecting the position of an object
12/06/1988US4789236 Stress sensor
12/06/1988US4788868 Strain measurement apparatus and method
12/06/1988US4788859 Directly measuring vertical displacement of pavement
12/06/1988CA1245889A1 Three dimensional imaging method and device
12/01/1988WO1988009480A1 Process and device for compensating for the influence of turbulences in measurements
12/01/1988WO1988009478A1 Co-ordinate measuring instrument
12/01/1988WO1988008956A3 Device for measuring the depth of the gingival troughs in case of paradontopathy
12/01/1988DE3730093A1 Verfahren und vorrichtung zur kompensation von turbulenzeinfluessen im vermessungswesen Method and device for compensation of turbulenzeinfluessen in surveying
12/01/1988DE3720225A1 Device for profile (section) monitoring
12/01/1988DE3716241A1 Messverfahren zum bestimmen eines oberflaechenprofils Measuring method for determining a oberflaechenprofils
12/01/1988DE3715908A1 Device for length measurement
12/01/1988DE3701882C1 Process and arrangement for optical distance measuring
11/1988
11/30/1988EP0293177A2 Apparatus for measuring the thickness of a thin film
11/30/1988EP0292514A1 Image analysis system
11/29/1988US4788440 Electro-optical systems for control of robots, manipulator arms and coordinate measuring machines
11/29/1988US4788405 Weld thickness monitoring in resistance welding apparatus
11/29/1988US4787800 Transfer machine in a surface inspection apparatus
11/29/1988US4787749 Method and apparatus for measuring the thickness of a thin film using the spectral reflection factor of the film
11/29/1988US4787748 Synchronous optical scanning apparatus
11/29/1988US4787747 Straightness of travel interferometer
11/29/1988US4787743 Apparatus for measuring the radius of curvature
11/24/1988DE3714776A1 Optoelectronic measuring arrangement
11/23/1988EP0292151A2 Reference signal generation apparatus for position detector
11/23/1988EP0292069A1 Device for measuring the movement of a pattern
11/23/1988CN88102544A Monitoring method and implementing apparatus for long measured matter state
11/22/1988US4786925 Photographic contour measurement
11/22/1988US4786815 Non-contact sensor with particular utility for measurement of road profile
11/22/1988US4786801 Finish Leak Detector having vertically movable light source
11/22/1988US4786178 Apparatus and method for detecting the position and orientation of a reference beam of light
11/22/1988US4786177 Method and apparatus for measuring the weft or mesh serial position in textiles
11/22/1988CA1245051A1 Calibration standards for flying height testers
11/17/1988WO1988008960A1 Method and device for controlling the condition of lengthy objects
11/17/1988WO1988008958A1 A method and arrangement for determining the size and/or the shape of a freely falling object
11/17/1988WO1988008956A2 Device for measuring the depth of the gingival troughs in case of paradontopathy
11/17/1988EP0291394A1 Displacement sensor with recessed optical fibres
11/17/1988EP0290854A1 Device for detecting the position of crystallization interface
11/17/1988EP0290648A1 Atomic force sensor head for investigating the topography of a surface
11/17/1988EP0126776B1 Indentation hardness tester
11/17/1988DE3714739A1 Vorrichtung zum messen der tiefe der zahnfleischtaschen bei parodontopathie Apparatus for measuring the depth of the gum pockets in periodontal disease
11/17/1988DE3714158A1 Vorrichtung zur bewertung der linearitaet von zu attestierenden beugungsgittern Diffraction grids device for measurement of linearity to attestierenden
11/16/1988CN87216585U Infrared calibrating device for cast ingot
11/15/1988US4785336 Device for monitoring characteristics of a film on a substrate
11/15/1988US4785193 Process and apparatus for determination of dimensions of an elongated test object
11/15/1988US4785180 Optoelectronic system housed in a plastic sphere
11/15/1988US4784493 Assuring a work article being transported on a conveyor belt
11/15/1988US4784491 System to protect optics against dirty environments
11/15/1988CA1244688A1 Optical projector
11/09/1988EP0290237A2 Synchronous optical scanning apparatus
11/09/1988EP0290228A2 Surface defect detection and confirmation system and method
11/09/1988EP0290227A2 Surface pit detection system and method
11/09/1988CN87101025A Hot-rolled steel passive in-line test method and apparatus
11/08/1988US4783144 Thin optical membranes and method of making the same
11/03/1988WO1988008512A1 Non-contact high resolution displacement measurement technique
11/03/1988DE3812590A1 Projection device
11/03/1988DE3713109A1 Device for measuring workpieces
11/02/1988EP0289120A2 Optical sensor
11/02/1988EP0289101A1 Apparatus for assessing the weld in belt layers for radial pneumatic tyres
11/02/1988EP0289084A2 Non-contact determination of the position of a rectilinear feature of an article
11/02/1988EP0288983A2 Means for projecting patterns of light
11/02/1988EP0288523A1 Movement measurement device
11/02/1988EP0288506A1 Position-determining apparatus.
11/02/1988EP0288489A1 Encapsulated motion transducer
11/01/1988US4782229 Photoelectric displacement measuring device for obtaining harmonic free signals
11/01/1988US4782224 Electrooptical presence recognition-sensor
11/01/1988US4781463 Method and apparatus for use in measurement of the position of a line or edge of an object
11/01/1988US4781455 Method for measuring optical strain and apparatus therefor
11/01/1988US4781454 Optical telemetry system incorporating a collimator
10/1988
10/26/1988EP0288233A2 System and method for detecting the center of an integrated circuit wafer
10/25/1988US4780907 Method of measuring the types of motion and configuration of biological and non-biological objects
10/25/1988US4779629 Making measurements on a body
10/19/1988EP0287032A2 Optical alignment system
10/19/1988EP0286994A2 Method and arrangement for the detection of surface flaws
10/19/1988EP0286712A2 Device for testing of ferromagnetic steel wire cable, in particular of haulage cables for undergroud working
10/18/1988US4779256 Apparatus for detecting deviations from a mutually perpendicular condition between a disc and a light beam
10/18/1988US4779002 Method and apparatus for measuring optical cutting beam with parallel beam referencing
10/18/1988US4779001 Interferometric mask-wafer alignment
10/18/1988US4778988 Displacement detection
10/18/1988US4778275 Method of aligning a mask and a substrate relative to each other and arrangement for carrying out the method
10/18/1988US4778274 Noncontact measuring device for cylindrical, elongated objects bent into three-dimensional shapes
10/18/1988US4778273 Photoelectric measuring system
10/18/1988US4778271 Photoeletric type measuring method and device
10/11/1988US4776701 Displacement measuring apparatus and method
10/11/1988US4776699 Optical measuring device
10/11/1988US4776695 High accuracy film thickness measurement system