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WO/2006/111795A1 |
This invention provides a way of measuring surface roughness of concrete surfaces. The apparatus uses air leakage method for measurement of surface (6) roughness and comprises of an air pump (1), pressure sensor (3), measurement electron...
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WO/2006/086004A2 |
A measurement device provides coordinates for a specified location and position on the exterior surface of a vessel (14), including a base (20) adapted to contact the exterior surface of the vessel (14); a rail (30) extending upwardly fr...
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WO/2006/081610A1 |
A wear sensor (40) comprises a probe (56) positioned in a hole (44) extending through a body subject to wear (42) such that the probe physically is affected as the body wears away, and a sensing means (54) for detecting and/or measuring ...
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WO/2006/072455A1 |
A device for high precision, indirect, contactless measurement of the thickness of workpieces (5), particularly wafers, during machining of the thickness thereof (polishing, grinding, etching, etc.) of the workpiece (5) by means of very ...
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WO/2006/070235A1 |
The present invention provides methods and apparatus for measuring subterranean strain. The methods and apparatus use fluid expansion principles to compensate for temperature variations and increase the accuracy of the strain measurement...
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WO/2006/062985A2 |
The present invention is directed to an apparatus for reducing the impact of cross winds on a gas flow emitted from a nozzle (128). T apparatus includes a shroud (210) that affixes to the nozzle (128). A plenum (220) is located inside th...
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WO/2006/015575A1 |
The invention relates to a device for measuring the thickness of thin-layer objects to be measured, especially foils or films. Said device comprises a sensor, a one-part or multi-part air supply and an air shield with or without an openi...
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WO/2005/116576A1 |
The present invention relates to a measuring device (1) and a method for measuring the thickness of at least one layer (2) of a moving strip. The measuring device (1) comprises a transmitter body (4), which is axially movable within a tr...
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WO/2005/114099A1 |
An optical fibre sensor (100) comprising a housing (106) having a cavity (116) defined therein; at least two plastic optical fibres (102, 104) disposed such that cleaved ends (120, 122) of the respective fibres (102, 104) are located opp...
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WO/2005/114103A1 |
A method of determining the position of a blockage (192, 392) in a passage (15, 313) having a first end and a second end. The method comprises blowing a sealing device (200) into the passage to form a seal adjacent the blockage (192, 392...
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WO/2005/088296A1 |
Disclosed are systems and methods that include providing a vessel having an adsorbent disposed therein, the vessel having an inlet and an outlet. for communicating a carrier gas through the vessel; determining a differential pressure bet...
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WO/2005/077559A1 |
The invention refers to the field of bending presses for plate sheets (3) and more precisely it refers to a process and a device for detecting the bending angle in real time when the press punch operates on the sheet placed above the mat...
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WO/2005/057243A1 |
One aspect of the invention provides a detection system for determining whether an object (21) is present at a predeterminable location, the system comprising a sensor tool (35) including an air outlet (75) at a forward surface thereof f...
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WO/2005/026656A2 |
The inventive device (1) for measuring the hydraulic roughness of a pipeline (2) internal surface comprises a carriage (4) provided with wheels (3). A drum (5) is rotationally mounted on the carriage (4). The roughness is determined on t...
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WO/2005/022082A1 |
An apparatus and method for precisely detecting very small distances between a measurement probe (128) and a surface (132), eg. a semiconductor substrate and more particularly to a proximity sensor using a constant gas flow and sensing a...
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WO/2005/008176A1 |
A hole inspection system for a holed container (1) for inspecting an outwardly opened hole (1a) formed in a flexible container (1) capable of properly inspecting for the size of the hole (1a) formed in the flexible holed container (1) by...
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WO/2004/010077A1 |
A measuring device (10) capable of providing the inner diameter, straightness, and cylindricity of a hole (WA), wherein a variation in back pressure of gas injected into the hole (WA) is detected by a transducer (30), reflected light fro...
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WO/2003/048683A1 |
A measuring equipment (10) inserts a measuring ball (30) into the hole (22A) of a work (22) by lowering an arm (36) and lowers the measuring ball (30) along the depth direction of the hole (22A) and then detects the back pressure of comp...
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WO/2003/011477A1 |
The invention relates to a device for applying a free-flowing medium to the surface of a substrate (7), in particular for the accurate dispensing of adhesive. Said device comprises a metering element (4), a manipulator unit for metering ...
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WO/2002/095446A1 |
The invention relates to a device for optically measuring distances. Said device comprises an emitting unit (12) for emitting optical radiation (13), particularly laser radiation, toward a target (15), a receiving unit (14) for receiving...
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WO/2002/065054A1 |
A method and a device for measuring the inner diameter dimension of a work capable of easily and accurately measuring the inner diameter dimension of the work with a simple structure; the method, comprising the steps of feeding compresse...
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WO/2002/061369A1 |
During measurement by means of a measurement arrangement (4) in which a sensor head (7) is axially movable in a sensor housing (6) and is intended, in the measurement position, to rest against a measured object (2) via an air cushion, th...
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WO/2002/020215A2 |
An instrument (130) is adapted to be attached to a rotational member (160) of an instrument station for obtaining information about a workpiece. The instrument (130) includes at least one orifice adapted to be placed in selective fluid c...
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WO/2001/088476A1 |
A method and a system for measurement of the geometrical parameters of ultra thin wafers with the thickness less than 200 microns. The measurement system comprises two measurement channels (102, 104) and a computer. Each measurement chan...
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WO/2001/036907A1 |
The invention provides an apparatus (1) for the measurement of surface roughness of flexible sheets (27), especially paper, by the air leak method or by an optical technique. The apparatus includes a backing member (1) comprising a membr...
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WO/2001/033167A1 |
The invention relates to a method for detecting irregularities such as fissures, edges, pores or the like in the topography of the surfaces of objects. According to the invention, a low-vortex gas flow is directed to the surface to be ex...
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WO/2001/014828A1 |
A method for compensating the transmission behaviour of a measuring, regulating or control device, especially a dynamic longitudinal measuring system according to a high pressure measurement method. The output values of the arrangement a...
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WO/2001/013061A2 |
Electronic spirit level for measurement of inclination from 0 to 360 degrees. Into a tube along the whole circumference a resistor in form of wire is placed which is wound in spiral, where the step of coil is uniformly increasing or mult...
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WO/1999/063305A2 |
Electronic spirit level for measurement of inclination from 0 to 360 degrees. In a circular tube being bent into a round ring and only partially filled with electrically conducting spirit along the entire perimeter there is placed a resi...
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WO/1999/061876A1 |
The invention relates to a method and device for measuring a throttle point. The inventive method consists of the following steps: a fluid is impinged upon the throttle point (10) using a pump (12), at least one performance characteristi...
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WO1999044014A9 |
The invention relates to a method of measuring properties of paper and an arrangement in a paper measuring apparatus. The measuring probe (4a, 4b) of the measuring apparatus is kept at a distance from the surface of the paper (2) by feed...
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WO/1999/044015A1 |
The invention relates to a method and an apparatus for measuring the caliper of paper substantially continuously during papermaking. A sensor (3a, 3b) is arranged above and/or under the paper (2), the sensor (3a, 3b) measuring the calipe...
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WO/1999/008069A1 |
The invention relates to a method for measuring lengths pneumatically. According to the invention, the medium used for measuring is conducted through a front nozzle (4) and a measuring nozzle (5), onto a deflection plate (8). The distanc...
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WO/1999/000644A1 |
A gauge for monitoring the relative height of two points (7, 9) comprises a generally tubular conduit (6) extending from a first end thereof (7) via a first limb thereof to a monitoring position (9) spaced from the first end (7) and via ...
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WO/1998/049523A1 |
A device and method for accurately measuring small distances using gas flow sensing. The device has both a measurement and a reference gaging conduit, each including a hot-wire anemometer. The differential sensing achieved by use of the ...
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WO/1998/030870A1 |
A detection system whereby irregularities, roughnesses, positions, movement velocities or material specifications are detected of surfaces of brushes, whereby according to the figure as example a brush (1) is presented whereby a position...
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WO/1998/017103A1 |
An apparatus and a method are provided for monitoring an animal space (1). A conduit means (15, 16) is provided to produce a flow of a fluid and has an outlet (19, 20) provided to direct said flow into said space. A sensor (25, 26) is pr...
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WO/1998/014751A1 |
A non-contact film (2) thickness gauging sensor (1), especially for blown film, comprising a sensor head (3) and a mount (4) for the sensor head (3) which provides reliable measurement results despite conveyance-related movement of film ...
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WO/1998/006994A1 |
The invention relates to a method and to an arrangement for sensing the clearance between an object and an object-adjacent surface. The process of sensing the clearance is intended for application particularly in the case of difficult am...
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WO/1998/006993A1 |
The present invention relates to an arrangement in a regenerative, rotary heat exchanger for sensing and controlling the clearance between a flange (8) that projects radially outwards around the end surfaces of the rotor (1) and sector p...
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WO/1998/004894A1 |
A method of processing readings in a measurement instrument is provided to allow for faster updates when dealing with very complex characterization equations. The present method calculates the exact and precise process variable utilizing...
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WO/1997/016698A1 |
A device (10) for detecting deformations in solids includes an insertable casing (11) with inner dividing wall (20) and lower (26) and upper enclosed sections (24) filled with fluid (36 and 34). A first strain-sensing system (38), and a ...
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WO/1997/016702A1 |
The spirit level for measuring inclines on surface levels solves the problem of simple reading of different inclines on surface levels on the angle scale (4) which is marked on the transparent circular container and is divided in degrees...
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WO/1997/015409A1 |
A rotor for a shapemeter is shown in the figure and comprises an inner annulus (6) connected to and spaced from a coaxial outer annulus (7) by means of rubber o-rings (10). The air gap formed between the annuli (6, 7) and the rubber o-ri...
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WO/1997/015804A1 |
An apparatus (10) is provided for detecting deformation in solids in deep holes having a resilient vessel (12) pre-stressed into a rock formation. The vessel (12) is filled with fluid (14) and is sealed except for an outlet tube (16) of ...
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WO/1997/006408A1 |
A plug gauge (1) for checking shape errors, in particular the roundness of a valve seat (60), comprises seating surfaces (13, 14, 34) adapted for cooperating with the surface (64, 66) of seat (60), and a pneumatic circuit with an annular...
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WO/1996/014555A1 |
A method for quantitatively determining the setting of an alternator without removing or dismantling the alternator rotor, even when the width of the alternator air gap is no greater than 10 mm. The method uses a thin flat sensor with a ...
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WO/1995/033969A1 |
A transducer gage assembly (100) which is configured to permit a continuous selectively controlled flow of air or other fluid therethrough so as to selectively actuate a spring-biased piston probe (104) slidably mounted therein from its ...
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WO/1995/030877A1 |
A measuring device scanning from edge to edge of a continuously fed sheet comprises two sensing heads spaced apart from the sheet by air cushions whose thickness is not influenced by pressure of supplied air and is subjected to an invari...
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WO/1993/021445A1 |
A gauging system (16) includes a source (32) of pressurized fluid, one or more fluid outlet means, each including a novel adjustable valve (20) and fluid line connecting the source of pressurized fluid with a fluid orifice (34) that is l...
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