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| Number | Title | Issue Date |
| 7774951 | Sensing device with whisker elements A sensing device includes an elongated whisker element having a flexible cantilever region and a base region where a change in moment or curvature is generated by bending of the cantilever region when it contacts an object. One or more sensor elements cooperatively ... | 08/17/2010 |
| 7490413 | Contour measuring device with error correcting unit An exemplary contour measuring device (100) includes a pair of guide rails (13), a movable fixture (14), a first probe (15), a second probe (16), and an error correcting unit (17). The movable fixture is movably disposed on ... | 02/17/2009 |
| 7412778 | Apparatus for dimensional and/or geometric checking of mechanical parts A checking apparatus, for example a plug gauge, for checking diameters and/or geometrical features of mechanical parts includes a support structure (1) and checking means (20,21) coupled to the support structure, with mutually movable feelers (36 | 08/19/2008 |
| 7370407 | Disc centering device A disc centering device includes a base plate, a chuck which is installed on the base plate, a hub unit which is detachably engaged to the chuck and receives discs to be stacked, disc pushers which are slidably provided outside the hub unit and include corresponding... | 05/13/2008 |
| 7350308 | Sleeve cone angle measurement system For repeatably and accurately measuring characteristics of workpieces, such angle of taper of a conical cavity defined by a workpiece, examples may include a system having a stage movable in predictable and repeatable increments, and a compliancy fixture. The compli... | 04/01/2008 |
| 7343690 | Shape-measuring device A shape-measuring device 1 measures the shape of a object to be measured 1 in which segments are arranged and bonded in rows while relatively moving the object 1 in one direction. The shape-measuring device includes rollers 31 provided co... | 03/18/2008 |
| 7340843 | Verticality examining apparatus having sensors An exemplary verticality examining apparatus (1) includes three first sensors, two second sensors, and a plurality of sensor-indicators. Outmost extremities of the first sensors cooperatively define an imaginary single plane, and are configured for physically... | 03/11/2008 |
| 7335280 | Method and equipment in the measurement of the flatness of the flow surface of the headbox of a paper machine A method in the measurement of the flatness of the flow surface of a headbox of a paper machine is disclosed. The flatness is determined by placing a measuring tool on the flat surface formed by the flow surface and measuring the position of the measuring tool at ea... | 02/26/2008 |
| 7328517 | Method and apparatus for measurement of thickness and warpage of substrates An apparatus comprises one or more pairs of mutually coaxial and opposing linear measuring devices including movable, biased fingers for simultaneously determining the thickness and warpage of a substrate such as a circuit board passing between the movable fingers. ... | 02/12/2008 |
| 7310891 | Head for the linear dimension checking of mechanical pieces A gauging head includes a substantially closed casing, a movable arm with a first portion, partly located inside the casing and associated with a position transducer, and a second portion, outside the casing, carrying a feeler for contacting a piece to be checked, a... | 12/25/2007 |
| 7305118 | Illumination system for measurement system An improved method and device for reflectively measuring a subject such as a throat area in a vane ring for a gas turbine engine uses improved lighting arrangements to improve the quality of reflection to thereby reduce problems associated with poor quality reflecti... | 12/04/2007 |
| 7267018 | Steering lock system inspection device A steering lock system includes at least an ignition switch and a locking mechanism capable of inhibiting the turning of a steering shaft. In a state in which the steering lock system is retained by a retaining means on a support table, a movable table is moved towa... | 09/11/2007 |
| 7243438 | Template for checking the geometry of shaped and/or bent profiles The invention relates to a template for checking the geometry of shaped and/or bent profiles (T) having rectilinear sections and bent sections. This template comprises a support plate (2), in which holes (8-10) are provided, and a superstructure... | 07/17/2007 |
| 7240543 | Tire positioning sensor A method and apparatus for chucking tires to be tested in a tire testing apparatus. A lower chuck assembly or spindle includes a lower rim that is engageable with a bead region of the tire to be tested. An upper chuck assembly includes an upper rim that is engageabl... | 07/10/2007 |
| 7239050 | Uniaxial drive unit and surface shape measuring apparatus using the same There is provided a uniaxial drive unit using a linear motor having a fixed part which is a rod-shaped magnet fixed to a unit body and formed so that the N poles and the S poles are arranged alternately; and a moving part which is a ring-shaped member having a coil ... | 07/03/2007 |
| 7228640 | Feeler device for workpieces being machined A feeler device (1) of workpieces being machined, in particular for measurement instruments (2) of workpieces being machined on machine tools, of the type comprising a head (7) including control and measurement members, and a pivoting arm (6 | 06/12/2007 |
| 7225554 | Apparatus and method for measuring a human head The invention relates to apparatus and methods for measuring a human head. The apparatus disclosed herein involve the use of linear rulers, or rotating contacting members, coupled to a support member. The apparatus disclosed herein can be positioned on a human head,... | 06/05/2007 |
| 7188432 | Correction of the temperature error during a measurement conducted by a coordinate measuring device The discovered temperature of the feeler is regularly determined and is recorded together with the associated calibrating data at this temperature. Temperature correction data for the feeler are established from this historic collection consisting of temperature val... | 03/13/2007 |
| 7184152 | Optical measurements of line edge roughness A method and system for optical measurements of line edge roughness (LER) of patterned structures based on illuminating the structure with incident radiation and detecting a spectral response of the structure, and further applying software and/or hardware utilities ... | 02/27/2007 |
| 7159205 | Use of non-lithographic shrink techniques for fabrication/making of imprints masks The present invention relates generally to photolithographic systems and methods, and more particularly to systems and methodologies that facilitate improved critical dimension (CD) control and the reduction of line-edge roughness (LER) during pattern line formation... | 01/02/2007 |
| 7137210 | Measuring head According to the measuring head, the zero point and the amount of front travel settings are facilitated. Firstly, the amount of front travel is set by allowing contacts 34, 34 to abut a master 50. Then, rotating the lever 42 in a direction indic... | 11/21/2006 |
| 7131209 | Apparatus for measuring horizontal level of a wafer chuck An apparatus for measuring a horizontal level of a wafer chuck, including a measuring part for contacting the wafer chuck to measure a horizontal level, a mounting part on which the measuring part is mounted, and a supporting part for supporting the mounting part. T... | 11/07/2006 |
| 7131211 | Method and apparatus for measurement of thickness and warpage of substrates An apparatus comprises one or more pairs of mutually coaxial and opposing linear measuring devices including movable, biased fingers for simultaneously determining the thickness and warpage of a substrate such as a circuit board passing between the fingers. Each mea... | 11/07/2006 |
| 7124045 | Displacement amount measuring device A disclosed device eliminates an error in a displacement amount measured value caused by changes over time in a characteristic of a displacement sensor, and can always maintain high accuracy of measurement. When a hydraulic valve, to which the displacement sensor is... | 10/17/2006 |
| 7116839 | Optical measurement of vane ring throat area A method and device for optically measuring throat area in a vane ring for a gas turbine engine, the method according to one aspect of the invention following the steps of: placing the vane ring on a fixture with the periphery of each throat within an optical measur... | 10/03/2006 |
| 7066513 | Operation method of nanotweezers The operation method of nanotweezers including the steps of: confirming the position of a nanoscale material by way of imaging the surface of a specimen by a scanning type probe microscope; moving the nanotweezers to the position over the nanoscale material; descend... | 06/27/2006 |
| 7064846 | Non-lithographic shrink techniques for improving line edge roughness and using imperfect (but simpler) BARCs The present invention relates generally to photolithographic systems and methods, and more particularly to systems and methodologies that facilitate the reduction of line-edge roughness (LER) and/or standing wave expression during pattern line formation in an integr... | 06/20/2006 |
| 7047657 | Apparatus for recording the contour of a surface An apparatus for recording the contour of a surface of a body is provided in accordance with the present invention. The apparatus comprises a carrier on which at least one distance measuring element is disposed. The at least one distance measuring element is capable... | 05/23/2006 |
| 7020973 | Tile marking tool The invention is a device used to measure and mark floor tile that must be cut to fit around obstructions. A key feature of the invention is that it has removable elements that make it possible to use the device with tile of any size. A second key feature is a plura... | 04/04/2006 |
| 7017431 | Methods for inspecting components A method for inspecting a component. The method includes coupling the component to a fixture such that the component is fixedly secured in position during machining of the component, and inspecting the component using an inspection tool while the component is couple... | 03/28/2006 |
| 7013573 | Hole center detecting apparatus, straightness measuring apparatus, and residual torsion measuring apparatus A hole center detecting apparatus for positioning the hole of a spool and a cord accurately by determining the coordinates of two points of intersection between the inner circumference of the spool hole and a virtual straight line to compute the coordinates of the c... | 03/21/2006 |
| 7003894 | Surface profile measurement, independent of relative motions A general method is disclosed for using distance sensors to measure the surface profile and twist of objects, even in the presence of rigid-body motions in the measurement directions between the surface and the sensors. The method involves making multiple sequential... | 02/28/2006 |
| 6996913 | Circumferential measurement of tubular members An apparatus and method are provided for circumferentially measuring cross-sectional characteristics of a tubular member. The apparatus includes first and second template members that cooperably define an aperture for receiving the tubular member. At least one of th... | 02/14/2006 |
| 6963824 | Method and apparatus for geometric variations to integrate parametric computer aided design with tolerance analyses and optimization The objective of the invention is a bi-level method for modeling geometric tolerances compatible with the ANSI/ASME tolerance standard. At the local level, the model represents each tolerance-zone for a plane or an axis (line) as a tolerance map, and it includes the... | 11/08/2005 |
| 6954991 | Method and apparatus for measuring shape of tubular body A pair of reference portions 20 and 20 is brought into contact with an internal peripheral surface 11 of the vicinity of both side end portions of a tubular body 10. The tubular body 10 is rotated such that contact portions where t... | 10/18/2005 |
| 6951130 | Software synchronization of multiple scanning probes A method and apparatus for scanning multiple scanning probe microscopes in close proximity, to scan overlapping scan areas at the same time while avoiding collision employs a control system providing drive signals to a first Atomic Force Microscope (AFM) and calcula... | 10/04/2005 |
| 6907672 | System and method for measuring three-dimensional objects using displacements of elongate measuring members A system and method for measuring a three-dimensional object uses a number of elongate measuring members that can be displaced with respect to a base in response to a surface of the object. The displaced distances of the elongate measuring members due to the surface... | 06/21/2005 |
| 6901797 | Method and instrument for gauging a workpiece An instrument is adapted to be attached to a rotational member of an instrument station for obtaining information about a workpiece. The instrument includes at least one orifice adapted to be placed in selective fluid communication with a source of fluid. An instrum... | 06/07/2005 |
| 6742273 | Workpiece measuring apparatus A workpiece measuring apparatus for measuring at least one of a size and a shape of a workpiece, machined by a turning or a grinding process system, includes a machine base, a column mounted on the machine base and having a mounting mechanism on at least one of the ... | 06/01/2004 |
| 6701633 | Apparatus and method for measuring a shape using multiple probes There is provided a shape measuring apparatus which defines an XYZ-axis coordinate and measures a surface shape of an object, the apparatus including a plurality of probes arranged in a Y-axis direction, the probes contacting a surface of the object, and ... | 03/09/2004 |
