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RE41057 |
Method and apparatus using a closed loop controlled actuator for surface profilometry
An apparatus for profiling the surface of a workpiece, including a probe adapted to make contact with the surface of a workpiece, a sensor for determining or deriving the force between the probe...
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7562464 |
Method and device for measuring propeller surface
A device for measuring a vane surface contour of a propeller includes a shaft extending through a hub of the propeller and rotatable about a vertical axis. A measuring rod is movable in a direction...
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7540096 |
Vacuum-actuated spherometer
A spherometer for measuring at least one physical parameter of the workpiece includes at least on fluid-actuated linearly extensible probe member having an output indicative of an amount of linear...
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7513027 |
Process and apparatus for producing service blades
A process for machining a blank from all directions with a machine tool, such as a milling machine, involves the machining from all directions being based on a three-dimensional template. In a...
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7503125 |
Coordinate measuring method and device
A measuring method and system involving a measuring coordinate probe, which can be moved precisely, by appropriate actuators, with respect to a positioning platform ( 60 ) on which the probe is...
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7472490 |
Shape-measuring assembly for a grinding machine
A linked transport mechanism and method that uses a single source of motive force to synchronously position multiple displaceable sensors of a shape-measuring assembly onto a roll received in a...
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7461462 |
Device, method, computer program product, and carrier for indicating at least one of an orbit of, and a deviation from a nominally round surface
A device is provided for measuring roundness of a mechanical object even if the mechanical object performs an orbit movement. The orbital movement and the surface roundness are separated. It is...
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7436523 |
Eyeglass frame measurement apparatus
An eyeglass frame measurement apparatus includes a holding unit; a rotational base and a tracing stylus arranged on the rotational base. Three-dimensional shape of a frame is measured by detecting...
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7392692 |
Surface scan measuring device, surface scan measuring method, surface scan measuring program and recording medium
A surface scan measuring device, a surface scan measuring method, a surface scan measuring program and a recording medium storing such a program which can appropriately adjust the scanning speed,...
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7386408 |
Parallel kinematic machine, calibration method of parallel kinematic machine, and calibration program product
A parallel kinematic machine has a parallel kinematic mechanism including an end effecter and a parallel link mechanism. A numerical control device controls a position and orientation of the end...
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7377047 |
Machine tool with workpiece measuring instrument and operating method for the same
The present invention provides a machine tool with a workpiece measuring instrument which prevents the workpiece measuring instrument from being affected by chips or cutting heat during...
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7376261 |
Surface scan measuring device and method of forming compensation table for scanning probe
A measuring system includes a coordinate measuring machine for driving a scanning probe and a host computer. The host computer includes a compensation table ( 53 ) and a profile analysis unit ( 54...
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7357814 |
Method of determining size of cardiac prosthesis
A sizing apparatus and a method for ascertaining a size for a cardiac prosthesis are disclosed. Specifically, the sizing is implemented by positioning a contact member at a patient's heart valve...
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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...
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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...
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7346997 |
Validating device for validating formed parts
This invention provides a validating device for validating at least one dimension of a part as being at least a minimum magnitude. It may also validate a dimension of a part as being no greater...
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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...
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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...
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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...
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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...
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7266900 |
Apparatus for the linear dimension checking of mechanical pieces
A head for the linear dimension checking of mechanical pieces including a casing, an arm carrying a feeler for touching the mechanical piece to be checked, a fulcrum for enabling displacements of...
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7262593 |
Device for monitoring dimensional, shape, and positional tolerances of a mechanical workpiece
A device for monitoring the tolerances of a workpiece has a measuring probe with two separate inductive coils arranged in a housing. A non-magnetizable sensing stylus designed to rest on a...
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7254462 |
Method and system for measuring a figure of a workpiece
A system for measuring a figure of a workpiece includes an application server ( 2 ). The application server includes a hardware detecting module ( 200 ) for detecting hardware after system...
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7243437 |
Decoding device for double-sided keys
An electronic device includes a housing and a catheter having a proximal end seated within the housing and a distal end positioned to an exterior thereof. The catheter distal end has an arcuate...
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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...
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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...
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7207119 |
Controller
The present invention relates to a controller comprising: at least two input terminals, each of which is configured to receive one of at least two input signals comprising information on a...
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7197836 |
Reference coordinate calculating method, reference coordinate calculating program, recording medium thereof, reference plate and form measuring machine
Positions of a plurality of reference points arranged on a reference plate ( 200 ) having a larger area than a measurement area of a measuring machine ( 300 ) are obtained as coordinate points on a...
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7191540 |
Work piece holder for surface measuring apparatus
A work piece holder includes a base plate, a slide plate, a rotary indexing device, a support assembly, a spindle, and a pallet receiver. The slide plate is manually slidable over the base plate...
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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...
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7121013 |
Length sensor
A length measuring probe that includes a base body, a guide element and a probe pin having a touch scanning element for touch scanning a measuring object, the probe pin is seated, displaceable in...
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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...
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7107696 |
Electric micrometer for sensing the diameter of a cylindrical body
A freestanding micrometer and method for determining the diameter of a cylindrical body, including measuring variations in diameter along a longitudinal length thereof, such as a roll used in the...
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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...
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7076882 |
Head and apparatus for the linear dimension checking of mechanical pieces
A head for the linear dimension checking of mechanical pieces including a casing, an arm carrying a feeler for touching the mechanical piece to be checked, a fulcrum for enabling displacements of...
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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...
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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...
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7006213 |
Method for inspecting the surface of a roll cylinder and device therefor
In a process for the inspection of the surface of a cylindrical body and more especially that of a mill roll, at least one zone of the surface is observed by means of an inspection device having an...
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6997046 |
Method and apparatus for fixtured wax and trace
A method and apparatus is provided for making impressions of edges and profiling the edges using a profiling machine. The apparatus allows the impressionable material used for forming the...
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6952884 |
Apparatus for checking dimensional and geometrical features of pins
An apparatus for checking the diameter and the roundness of pins, for example crankpins and main journals of a crankshaft rotating about its main axis of rotation ( 8 ), includes a measuring...
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6920698 |
Head and apparatus for the linear dimension checking of mechanical pieces
A head for the linear dimension checking of mechanical pieces including a casing, an arm carrying a feeler for touching the mechanical piece to be checked, a fulcrum for enabling displacements of...
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6901677 |
Method and apparatus using a closed loop controlled actuator for surface profilometry
An apparatus for profiling the surface of a workpiece, including a probe adapted to make contact with the surface of a workpiece, a sensor for determining or deriving the force between the probe...
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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...
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6883242 |
Method and apparatus for aligning a drum assembly used in a video recording device
Methods and apparatuses for aligning the component parts of a drum assembly are disclosed. One aspect of the invention relates to tools for measuring and aligning the component parts of the drum...
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6874243 |
Measuring instrument
Centroid moments of components of an arm ( 220 ) are calculated based on three-dimensional model data and mass of the components, the centroid moments being combined to calculate a centroid...
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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...
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6848315 |
Vibration detecting system of resilient body and vibrating contact detection probe
A stylus structure ( 40 ) integrally incorporating a stylus ( 2 ), a vibrator ( 4 ), a detector ( 6 ), a first secondary magnetic circuit ( 12 ) and a second primary magnetic circuit ( 21 ), and a...
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6820347 |
Electronic micrometer for sensing the diameter of a cylindrical body
A freestanding micrometer and method for determining the diameter of a cylindrical body, including measuring variations in diameter along a longitudinal length thereof, such as a roll used in the...
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6772529 |
Contact comparator and method of operation
An automated contact gage system for gaging a workpiece or device has a left spindle, a right spindle and a stylus arm for contacting the workpiece or device in the same Y plane as the probe. A...
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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...
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