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| Number | Title | Issue Date |
| 7908759 | Method for scanning the surface of a workpiece A method for measuring a surface profile using a surface sensing device mounted on an articulating probe head in which the probe head is moved along a nominal path relative to the surface profile, an at least approximation of the surface normal of the surface profil... | 03/22/2011 |
| 7784195 | Method of displaying contours of a surface of a bearing Contours of a surface of a bearing which extends about an axis are displayed on a grid. To visualize the contours, points on the surface are measured at a plurality of angular positions to determine the corresponding measured values. The measured values at each angu... | 08/31/2010 |
| 7654008 | Contour measuring method for measuring aspects of objects An exemplary contour measuring method for measuring aspects of objects includes: (1) providing a contour measuring probe (10) comprising a tip extension (16), a displacement sensor (19), and a processor (119) connected to the displacement... | 02/02/2010 |
| 7523561 | Measuring methods for use on machine tools On a machine tool, a program receives data from a scanning or analogue probe, measuring a feature of a workpiece. This data is combined with assumed machine position data during the scanning movement. This avoids having to break into the servo feedback loop to get a... | 04/28/2009 |
| 7389594 | Peripheral surface shape measuring apparatus of roll-like object A peripheral surface shape measuring apparatus of a roll-like object which measures a peripheral surface shape of the roll-like object such as a magnetic tape bulk roll, comprising a pair of receiving portions on which both ends of a core of the roll-like object are... | 06/24/2008 |
| 7367132 | Contact-type displacement measuring apparatus A contact-type displacement measuring apparatus includes a first movable body that reciprocates in a first linear direction; a driving unit that drives the first movable body; a second movable body that reciprocates in a second linear direction parallel to the first... | 05/06/2008 |
| 7353616 | Shape measuring instrument A shape measuring instrument is provided as being capable of measuring a surface shape of a target with a small contact force while changing the contact force. A measuring probe 32 is supported while a tilt θ is provided. A retracting force of the measuring ... | 04/08/2008 |
| 7350310 | Articulating device Disclosed is a method of moving an articulating mechanism (22,410) for a measuring device, comprising the steps of: releasing two bodies (14,16, 410a,410b) which form the articulating mechanism allowing relative movement thereof; m... | 04/01/2008 |
| 7346999 | Methods and system for inspection of fabricated components Methods and apparatus for inspecting a component are provided. The method includes receiving a plurality of data points that define a shape of the component, fitting the received data points to a curve that defines a predetermined model shape, and comparing the rece... | 03/25/2008 |
| 7345773 | Movable-type flatness measurement apparatus In a flatness measurement apparatus, a sensor unit having a flatness-detection sensor is slidable along the linear guide rail. A support system supports the linear guide rail such that the linear guide rail is rotatable in a horizontal plane, whereby a surface of a ... | 03/18/2008 |
| 7328518 | Surface roughness/contour shape measuring apparatus The present invention provides a surface roughness/contour shape measuring apparatus that can move a probe relative to a workpiece within an orthogonal X-Y plane while employing a relatively inexpensive construction. In the surface roughness/contour shape measuring ... | 02/12/2008 |
| 7290348 | Device for measuring circularity and cylindrical shape The invention provides a circularity and cylindrical shape measuring device that can decrease the measurement errors generated due to the weight of a measured workpiece. A circularity and cylindrical shape measuring device (10) is configured such that a rotat... | 11/06/2007 |
| 7287915 | Optical device An optical device comprises an optical head and a package containing the optical head and having pins led outside. A V-groove is formed in one side of a glass substrate. On the other side, the glass substrate is secured to the base of the package. A PD array and the... | 10/30/2007 |
| 7243441 | Method and apparatus for measuring depth of holes formed on a specimen A method an apparatus for measuring the depths of many fine holes formed in the surface of a sample by etching. Positional information on a plurality of hole patterns is acquired by scanning, with a stylus, the surface of the sample in which the hole patterns are fo... | 07/17/2007 |
| 7243439 | Touch sensor A touch sensor using a Hall IC is provided. To this end, in a cantilever mechanism 15 of a parallel link by two plate springs 16, a coupling member 18 on the fixed side is fixed to a supporting block 24 which penetrates through the center... | 07/17/2007 |
| 7204032 | Production method of three-dimensional shape data of dental prosthesis To provide a production method of three-dimensional shape data of a part other than an engaging portion by a three-dimensional measuring device, the engaging portion has an engaging part in a cross sectional shape other than a rotary body and is projected and/or rec... | 04/17/2007 |
| 7188429 | Dimensional gage with hollow spindle A dimensional gage adapted to make measurements on a workpiece has a fixed member, a spindle assembly comprising a hollow spindle which receives the fixed member and is rotatable with respect to the fixed member, a motor which rotates the spindle assembly, and a sen... | 03/13/2007 |
| 7162383 | Calibration method for surface texture measuring instrument, calibration program for surface texture measuring instrument, recording medium storing the calibration program and surface texture measuring instrument In a calibration method for a surface texture measuring instrument which measures a surface of a workpiece and includes an arm that is supported to be swingable around a base point thereof and is provided with a contact point at an end for scanning the workpiece sur... | 01/09/2007 |
| 7140119 | Measurement of form of spherical and near-spherical optical surfaces Rotational motions between a displacement-measuring probe and an optical test surface define a spherical or near spherical datum surface against which measurements of the probe are taken. The probe has a measurement axis that is maintained substantially normal to th... | 11/28/2006 |
| 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 |
| 7117110 | Measuring method and measuring apparatus In a measuring apparatus, a plurality of design values in design values substituted in the correction computation equations for correcting a geometrical measurement error inherent in the measuring apparatus are set as variables, the variables are optimized by a nume... | 10/03/2006 |
| 7107695 | Device and process for profile measurement A hand-operated feeler includes a rod on a crossed movement table mounted on a support fitted with an immobilization device at a fixed reference as compared to the part to be measured and a processing unit configured to store and process the results. Such a device r... | 09/19/2006 |
| 7100429 | Surface profile measuring instrument and surface profile measuring method A surface profile measuring instrument for measuring a surface profile of a workpiece has: a probe having a stylus provided with a measuring portion for measuring a surface of a workpiece at a tip end thereof and a detector for outputting a detection signal which va... | 09/05/2006 |
| 7065893 | Measurement probe and using method for the same A measuring probe for obtaining positional information on a measuring target face has: a movable member having a contact portion which is formed in its top and comes into contact with the measuring target face and a reflecting plane formed on its base end for reflec... | 06/27/2006 |
| 7036238 | Width-measuring method and surface texture measuring instrument A surface texture measuring instrument has a rotary table on which a workpiece is rotatably mounted, a Z-axis slider capable of moving in a Z-axis direction parallel to a rotation axis of the rotary table, an X-axis slider that is held by the Z-axis slider and is ad... | 05/02/2006 |
| 7035711 | Machining system A machining system displaying operation programs and associated information for a plurality of components of the system on the same display screen for confirming, creating and editing of the operation programs and associated information. A machine tool, a jig device... | 04/25/2006 |
| 6943968 | Adjustable focusing composite for use in an optical profilometer system and method An adjustable lens is disclosed for use in an optical profilometer system. The adjustable lens includes a plurality of elements that are mutually spaced from another in a first position and provides a first focal point for an incident electromagnetic field having a ... | 09/13/2005 |
| 6909983 | Calibration of an analogue probe A method of calibrating a probe mounted on a machine in which the probe has a probe calibration matrix which relates the probe outputs in three orthogonal axes to the machine's X, Y and Z coordinate system. A datum ball mounted on the machine is bi-directionally sca... | 06/21/2005 |
| 6901676 | Eccentric bushing inspection device A device and method are provided for inspecting an eccentric bushing having interior and exterior surfaces. The device includes a fixed roller and a pair of movable rollers disposed in a triangular configuration. The eccentric roller is disposed between the fixable ... | 06/07/2005 |
| 6901678 | Measuring head A measuring head is provided with a retracting device for a sensing pin, comprising an electric motor-driven feed screw, a nut shifted by the feed screw and an inclined face formed on the nut; a seesaw member to which the sensing pin is fitted is swung by the linear... | 06/07/2005 |
| 6895682 | Polar coordinate-based profilometer and methods A polar coordinate-based profilometer includes a base, a rotary stage, a linear stage, and a probe device. The rotary stage is mounted on the base and includes a rotary table rotatable about a vertical axis oriented orthogonal to the base. The linear stage is mounte... | 05/24/2005 |
| 6862814 | High speed linear displacement measurement An inspection device includes a mount that secures the inspection device to the object for travel along the object, a sensor attached to the mount that measures characteristics of the object, and a position indicator attached to the mount that determines the positio... | 03/08/2005 |
| 6745616 | Surface texture measuring machine, leveling device for surface texture measuring machine and orientation-adjusting method of workpiece of surface texture measuring machine In advance to measuring texture of the workpiece by a surface texture measuring machine (1), a workpiece orientation adjustment stage (10) is manually moved by the surface texture measuring machine (1) in accordance with calculated orientation c... | 06/08/2004 |
| 6671973 | Surface texture measuring instrument and a method of adjusting an attitude of a work for the same A method of adjusting the relative attitude of a work in a surface texture measuring instrument for measuring the work having a feature region includes a measurement step of performing measurement of the feature region along an X-axis direction after posi... | 01/06/2004 |
| 6648708 | Apparatus and method for measuring cathode-ray tube neck alignment and tilt An apparatus (20) for measuring alignment and tilt of a CRT neck (14) attached to a recycled CRT funnel portion (11) includes a support structure (21) that engages and supports a seal edge (24) of the CRT funnel portion (11), and a plurality of stopper pa... | 11/18/2003 |
| 6651029 | Apparatus and method for measuring surface shape The surface shape measuring apparatus comprises a polar coordinate conversion portion for converting the orthogonal coordinate data representing the surface shape of a measurement object into the polar coordinate data, an approximate expression calculatin... | 11/18/2003 |
| 6604295 | Microscopic geometry measuring device A fine feed mechanism (50) and a coarse feed mechanism (60) respectively for minutely and greatly displacing a stylus (12) is provided to a microscopic geometry measuring device (1), so that the respective mechanisms (50, 60) are combinedly actuated for e... | 08/12/2003 |
| 6564466 | Measuring apparatus for pulley A measuring apparatus for a pulley which features a workpiece holding post, a slide table and a measuring post which are controlled and moved by a controlling board. A probe tip extends from a detecting head of the measuring post and, in operation, is bro... | 05/20/2003 |
| 6550151 | Contour measuring device and method The disclosed invention is an improvement on the traditional measuring wheel. When the odometry information is combined with two robust attitude sensors and an on-board computer, the instrument is able to perform useful measurements such as the calculatio... | 04/22/2003 |
| 6516528 | System and method to determine line edge roughness and/or linewidth A system and method are disclosed for determining properties of a feature located at a surface of a substrate. A plurality of probe tips are operable to traverse a surface of the substrate and provide measurement data indicative of topographical features ... | 02/11/2003 |
