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Coordinate movable probe or machine

Subclass of:

033 - Geometrical instruments

033501000 - GAUGE

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DocumentTitleDate
20080271332COORDINATE 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 (11-06-2008
20090217540Coordinate Measuring Machine - A coordinate measuring machine (09-03-2009
20130025144COORDINATE MEASURING MACHINE HAVING AN ILLUMINATED PROBE END AND METHOD OF OPERATION - A portable articulated arm coordinate measuring machine (AACMM) is provided. The AACMM includes a manually positionable articulated arm having opposed first and second ends. The arm includes a plurality of connected arm segments, each of the arm segments including at least one position transducer for producing a position signal. A measurement device is attached to a first end of the AACMM. An electronic circuit is provided for receiving the position signals from the transducers and for providing data corresponding to a position of the measurement device. A light source is coupled to the arm and disposed to emit light adjacent the measurement device.01-31-2013
20130025143DISPLAY FOR COORDINATE MEASURING MACHINE - A portable articulated arm coordinate measuring machine is provided having a base. A cover is rotatably coupled to the base to move between a closed position and an open position. A display is arranged within the cover. The display includes a screen surface, such as a touch sensitive screen surface, disposed on one side of the housing. The screen surface being adjacent the base in the closed position and disposed on an angle to the base in the open position.01-31-2013
20110192044COORDINATE MEASURING MACHINE - A coordinate measuring machine includes: a probe for measuring an object; a movement mechanism for moving the probe; and a motion controller for controlling the movement mechanism. The motion controller includes: a current value detecting unit that detects a current value for moving the probe by the movement mechanism; and a load judging unit that judges a status of a load applied on the movement mechanism based on the current value detected by the current value detecting unit and a threshold that is set in accordance with a target speed for moving the probe by the movement mechanism. The target speed is in proportion to the threshold.08-11-2011
20110192042APPARATUS AND METHOD FOR CONTROLLING OR PROGRAMMING A MEASUREMENT ROUTINE - A method and apparatus for controlling or programming a measurement path for a probe mounted on a coordinate positioning apparatus (e.g. an articulating probe head mounted on a CMM) which enables both the position of the probe tip and the orientation of the probe to be varied. In a first mode, the position of the probe tip is adjusted. In a second mode the orientation of the probe is adjusted, whilst keeping the location of the probe tip unchanged. This may be achieved either online on the coordinate positioning apparatus or offline in software.08-11-2011
20130081294Laser beam delivery in a spatial measuring device - A coordinate measuring robotic device includes a housing movably supported on a base and mounting a vertical pillar along which rides a carriage engaged by a horizontally translating arm carrying a probe. The movement of the housing, carriage, and probe can be drive by motors in the housing transmitted by a cable and pulley assembly. Tools such as a laser beam emitter can be located on the arm and supplied with laser light by a plurality of mirrors positioned on the device.04-04-2013
20100101105METHOD OF MEASURING SHAPE OF WORKPIECE BY USING ON-BOARD MEASURING MACHINE FOR CARRYING OUT TEMPERATURE DRIFT CORRECTION AND MACHINE TOOL HAVING ON-BOARD MEASURING MACHINE - In a machine tool having an on-board measuring machine and controlled by a numerical controller, a method of measuring a shape of a workpiece presets a reference point for temperature drift correction on the workpiece, moves a probe to the reference point, resets a coordinate system of the probe to correct a temperature drift of the probe, and carries out shape measurement of the workpiece along a first measuring path. Next, the method moves the probe to the reference point again, resets the coordinate system of the probe to correct a temperature drift of the probe again, and carries out shape measurement of the workpiece along a second measuring path. Thereafter, similar temperature drift correction is carried out for each measuring path until the shape measurement of the workpiece is carried out along the last measuring path.04-29-2010
20130036619METHOD FOR CONTROLLING A MEASUREMENT PROCESS BY MEANS OF VIRTUAL SURFACES - The present invention relates to a method for controlling a measurement process of a coordinate measuring machine for measuring a measurement object, wherein the coordinate measuring machine comprises a controlling device and a feeler head having a feeler pin, and wherein a relative movement between the feeler pin and a surface of the measurement object is controlled by the controlling device. Furthermore, the surface comprises at least one actual section, which corresponds to a measurement object surface, and at least one virtual section. The present invention also relates to a corresponding coordinate measuring machine and computer program.02-14-2013
20110000096COORDINATE MEASURING APPARATUS - An improved coordinate measuring apparatus is provided. The coordinate measuring apparatus has a device that holds a CMM adapter plate in a way that simulates the locating points on the electromagnetic device in the CMM. Once in place, the threaded cube on the adapter plate is aligned to the CMM machine axes by holding a sliding V-block on the device against any corner of the cube. The screws that hold the threaded cube in the adapter plate are then tightened, and the adapter plate is released from the device. The threaded cube is now square to the CMM X-Y-Z axes.01-06-2011
20090307916Method 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 profile, the surface profile is sensed with the surface sensing device and the distance or force of the surface sensing device relative to the surface profile substantially in the direction of the surface normal. The surface normal may be determined by approximating at least one section to a curved profile which can be mathematically parameterised.12-17-2009
20100269362PRECISION STAGE - The invention relates to a positioning system for positioning and/or measuring a movable object, wherein the movable object (10-28-2010
20100269361COORDINATE MEASURING MACHINE - A coordinate measuring machine has a coordinate measuring machine body and a controller. The coordinate measuring machine body has a probe having a measurement piece and a drive mechanism for driving the probe. The probe has a drive unit for driving the measurement piece. The controller includes a first measuring unit and a second measuring unit. The first measuring unit measures a displacement of the measurement piece driven by the drive unit. The second measuring unit measures a displacement of the probe. The measurement accuracy of the second measuring unit is lower than the measurement accuracy of the first measuring unit.10-28-2010
20090271997METHOD AND APPARATUS FOR DETERMINING SPATIAL COORDINATES AT A MULTIPLICITY OF MEASUREMENT POINTS - In order to determine spatial coordinates of a multiplicity of measurement points along a contour of a measurement object, a probe head is provided with a probe element that is movably supported on the probe head. During movement of the probe head along the contour, position measuring values of the probe head and deflections of the probe element relative to the probe head are determined. Spatial coordinates for the measurement points along the contour are determined from the position measuring values and deflections. The probe element is kept in contact with the contour during movement of the probe head by using an actuator to produce a defined contact force. The contact force is set as a function of a differential acceleration of the probe element relative to the probe head.11-05-2009
20090056157SHAPE MEASURING MACHINE AND PROBE THEREOF - A shape measuring machine 03-05-2009
20120222324PORTABLE COORDINATE MEASUREMENT MACHINE HAVING A HANDLE THAT INCLUDES ELECTRONICS - A portable articulated arm coordinate measurement machine, comprising: a manually positionable articulated arm having opposed first and second ends, the articulated arm including a plurality of connected arm segments, each arm segment including at least one position transducer for producing a position signal; a base section connected to the second end; and a probe assembly including a probe end and a handle; wherein the probe assembly is connected to the first end; wherein the handle contains electronics that include a processor; wherein the handle is configured to be gripped by a hand; and wherein the articulated arm coordinate measurement machine is configured to measure a three-dimensional coordinate of a point in space associated with the probe end.09-06-2012
20120222323CMM WITH MODULAR FUNCTIONALITY - An articulated arm CMM system comprises an articulated arm comprising a plurality of articulated arm members, a measuring probe at a distal end, and a base at a proximal end, the base comprising a docking portion. The articulated arm CMM system also includes a plurality of feature packs configured to electronically connect to the articulated arm via the docking portions and provide additional electronic functionality.09-06-2012
20090031572Coordinate measuring machine for measuring structures on a substrate - A coordinate measuring machine (02-05-2009
20110010957Portable Metrology Device - Methods and systems for a portable metrology device are described. One embodiment of the present invention is an apparatus including a first link, a first probe coupled with the first link by a first coupling operable to move in a first degree of freedom, a second probe coupled with the first link by a second coupling operable to move in a second degree of freedom, a first sensor operable to output a first sensor signal associated with a motion of the first coupling, and a second sensor operable to output a second sensor signal associated with a motion of the second coupling. The embodiment also includes a processor in communication with the first and second sensors and operable to: receive the first sensor signal and the second sensor signal, and determine a distance between the first probe and the second probe based at least in part on the first sensor signal and the second sensor signal.01-20-2011
20090235547Method for Measuring an Object - A ‘go, no-go’ method is described for determining whether the dimensions of an object, such as a workpiece, conform to tolerance. The method uses a measurement probe, such as a touch trigger, analogue, or non-contact probe, mounted on a measuring apparatus such as a coordinate measuring machine, machine tool, or a lathe. The method comprises the step of driving the measurement probe around a path relative to the object, said path being based on a tolerance of the object. The path relative to the object may include at least a first path based on the maximum tolerance of the object and a second path based on the minimum tolerance of the object. The method additionally comprises the steps of monitoring any probe measurement data acquired by the measurement probe as the probe is driven around the path, and indicating if the dimensions of the object do not conform to tolerance only if there is a change in state of the probe measurement data that is acquired as the measurement probe is driven around the path.09-24-2009
20090013549DEVICE FOR DETERMINING A MEASUREABLE VARIABLE ON A MEASUREMENT OBJECT - A device for determining a measureable variable on a measurement object has a baseplate mounted on a plurality of machine feet. A measuring head is arranged on a frame structure. The frame structure can be moved on the baseplate. A workpiece table can be placed over the baseplate in order to support the measurement object. The machine feet may project upward from the baseplate in order to hold the workpiece table with a reduced deformation of the baseplate regardless of the workpiece weight.01-15-2009
20090013547JOINT FOR COORDINATE MEASUREMENT DEVICE - An articulating joint for a coordinate measurement machine can include an improved optical encoder. The optical encoder can have an encoder hub and a read head that are rotatable with respect to each other based on movement of the articulating joint about an axis of rotation of the joint. The encoder hub has a read surface. The read surface can be an outer surface of a generally cylindrical segment. The read head can be positioned such that a read direction defined by the read surface is generally perpendicular to the axis of rotation of the articulating joint.01-15-2009
20120233869METHOD OF MEASURING A COMPONENT - This invention relates to a method of measuring a collapsed component, comprising: laying the component to be measured on a bed; detecting the location of a plurality of points on the component; storing the location of each of the points relative to at least one other point; mapping the plurality of points on to a reference shape which corresponds to the component in a non-collapsed state to provide mapped data points; and, using the mapped data points to determine the dimensions of the component.09-20-2012
20080295349Coordinate Measuring Machine and Method for Operating a Coordinate Measuring Machine - In a method for operating a coordinate measuring machine and to a coordinate measuring machine, a coordinate measuring device, of the coordinate measuring machine is moved in at least one direction while being driven by an electric motor. An electrical drive current which flows through the electric motor for moving the electric motor and, move the coordinate measuring device is measured. A limit value for the electrical drive current is determined on the basis of a desired speed and/or on the basis of a desired acceleration with which the electric motor or the coordinate measuring device is intended to move. If the electrical drive current reaches the limit value determined and/or if the electrical drive current exceeds the limit value determined, the coordinate measuring device is changed to a predefined state, by virtue of the computer or the microcontroller switching off one of the switches disposed in the current path.12-04-2008
20130019488METROLOGY APPARATUS - A metrology apparatus including a body and a first member rotatable relative to the body about a first axis of rotation, said first axis being defined by first bearing and a first motor for actuating rotation of the first member relative to the body about the first axis of rotation. A surface sensing device is attachable to the first member such that the surface sensing device can move with the first member, relative to the body. The first motor may include a first magnet and at least one metal coil spaced apart along the first axis and mounted such that the first magnet and the at least one metal coil are moveable relative to one another.01-24-2013
20110283553Method for scanning the surface of a workpiece - A measurement system has a surface sensing device mounted on an articulating probe head, which in turn is mounted on a coordinate positioning apparatus. The surface sensing device is moved relative to a surface by driving at least one of the coordinate positioning apparatus and probe head in at least one axis to scan the surface. The surface sensing device measures its distance from the surface and the probe head is driven to rotate the surface sensing device about at least one axis in order to control the relative position of the surface sensing device from the surface to within a predetermined range in real time.11-24-2011
20110296701MACHINE BED FOR A CO-ORDINATE MEASURING MACHINE - A co-ordinate measuring machine (12-08-2011
20120023765THREE-DIMENSIONAL MEASURING INSTRUMENT - According to the present invention, a three-dimensional measuring instrument includes a spindle that moves an object to be controlled in a predetermined axis direction; and a controlling device that controls a position of the object to be controlled by controlling a position of the spindle. The three-dimensional measuring instrument further includes an absolute-type linear encoder that outputs an absolute position of the spindle. With this, it is possible to start measurement by the three-dimensional measuring instrument in a short period of time.02-02-2012
20100083517CO-ORDINATE MEASURING MACHINE WITH A DEVICE FOR BALANCING THE WEIGHT OF A VERTICALLY MOBILE MEMBER - A measuring machine comprising a measuring column, which can move vertically with respect to a carriage, and a device for balancing the weight of the column, which is provided with a pneumatic cylinder having its liner fixed to the column and the stem constrained to a supporting structure, carried by the carriage via an elastic-suspension assembly that enables the stem to follow the liner in the case of adhesion and to return into a position of equilibrium when the elastic reaction of the elastic-suspension assembly overcomes the force of friction between the piston and the liner; stick-slip phenomena are thus neutralized.04-08-2010
20110192043ARTICULATING MEASURING ARM WITH LASER SCANNER - A coordinate measurement device comprises an articulated arm having a first end, a second end, and a plurality of jointed arm segments therebetween. Each arm segment defines at least one axis of rotation. A laser scanner assembly is coupled to the second end of the arm and is rotatable about a last axis of rotation of the articulated arm. The laser scanner assembly comprises a laser and an image sensor. The laser is positioned on an opposite side of the last axis of rotation from the image sensor.08-11-2011
20110167657Spatial measurement and robotic arm device - A coordinate measuring device comprises a housing movably supported on a base and mounting a vertical pillar along which rides a carriage engaged by a horizontally translating arm. A turret at each end of the arm houses a rotating body connected to a probe. The rotation of the base, the vertical movement of the carriage, the horizontal movement of the arm and the rotation of the probes are driven by motors in the housing. The rotation of the motors are transmitted by a cable and pulley assembly to the arm and carriage. The cable controlling the transversal movement of the arm has its opposite ends attached to the opposite extremity of the arm, and is run respectively up and down the portion of the pillar above and below the carriage in order to maintain constant lengths and tension of the cables as the carriage moves up and down the pillar. The rotation of the probes and that of the base are coordinated to keep the probes at a constant angle in relation to the measured surface. Tools such as a laser beam emitter may be substituted for the probes turning the device into a robot. The motors can be omitted and the probe brought manually on the locus to be measured.07-14-2011
20080209746Micro-Cavity Measuring Equipment and Method Based on Double Optical Fiber Coupling - A micro-cavity measuring equipment based on double optical fiber coupling includes a sight and transmitter, a controller, and a length measuring device. The equipment detects small changes in the position of an object with respect to a probe from a moment when the sight and transmitter starts working to another moment when the sight and transmitter stops working. The controller has a program to automatically control the whole measuring process. The measuring equipment is characterized in that the sight and transmitter consists of a laser unit, a data collecting and processing unit, and a double optical fiber coupling unit with its ends of incident and effluent optical fibers fixed on a coupler. A micro-cavity measuring method based on double optical fiber coupling consists of the following steps: inserting the probe into the micro-cavity and moving it in the measuring direction; sending signals to the length measuring device by the sight and transmitter to cause the length measuring device to record the corresponding position of the probe when the probe is contact with the sides of the micro-cavity; and then calculating the dimensions of the micro-cavity.09-04-2008
20090165317METHOD AND SYSTEM FOR INTEGRATING ULTRASOUND INSPECTION (UT) WITH A COORDINATE MEASURING MACHINE (CMM) - A method is provided for assembling a measurement device for use in measuring a machine component. The method includes providing a coordinate measuring machine (CMM). The method also includes combining ultrasonic inspection (UT) capabilities and CMM capabilities to form an inspection probe. The inspection probe is installed on the CMM so that the inspection probe measures external boundaries of the machine component with the CMM capabilities and substantially simultaneously measures internal boundaries of the machine component with the UT capabilities.07-02-2009
20130212890TOUCH PROBE - Touch probe comprising a fixed member; a feeler held by one or several elastic elements in a resting position relative to said fixed member, said feeler being capable of moving from said resting position in response to a deflection force; a detection system comprising a light source driven by the displacements of the feeler relative to said fixed member; an optical image sensor receiving the light emitted by said light source; an optical mask interposed on the light path between said light source and said optical image sensor.08-22-2013
20080235969MULTI-AXIS POSITIONING AND MEASURING SYSTEM AND METHOD OF USING - The positioning and measuring system includes a coordinate positioning machine comprising a movable spindle (10-02-2008
20090265946SELF-POWERED COORDINATE PROBE - A probe, connectable to a machine tool, having an electric generator (10-29-2009
20090265945Horizontal-Arm Coordinate Measuring Machine - A coordinate measuring machine comprising a base provided with guides parallel to a first X axis, a first carriage mobile on the guides along the X axis and provided with an upright, a second carriage carried by the upright and mobile along a second vertical Z axis, and a horizontal-arm carried by the second carriage and axially mobile along a third horizontal Y axis perpendicular to the X axis; a counterweight, fastened to the second carriage by means of a belt, is mobile along the Z axis within the upright and is provided with wheels in contact with side walls of the upright.10-29-2009
20080282564Measurement Probe for Use in Coordinate Measuring Machines - A measurement probe for use in coordinate measuring machines, which measurement probe includes a base (11-20-2008
20120291297COORDINATE MEASURING MACHINE WITH ROTATABLE GRIP - A portable coordinate measuring machine (PCMM) can have one or more rotatable grip assemblies to provide a location for an operator to grasp the PCMM. A rotatable grip assembly can include a rotatable sleeve, a grip portion disposed over the sleeve, and one or more retaining rings to prevent the rotatable grip from axially sliding along one or more members of an articulated arm PCMM. A PCMM can include two rotatable grips to allow an operator to grasp the PCMM with both hands for positioning and repositioning operations. One rotatable grip can be positioned on an arm member most distant the PCMM base, and another rotatable grip can be positioned on a housing at least partially encasing an articulating joint assembly coupled to the arm member most distant the PCMM base. Other numbers of and locations of rotatable grip assemblies can be used in PCMMs.11-22-2012
20100281705METHOD OF ALIGNING ARM REFERENCE SYSTEM OF A MULTIPLE-ARM MEASUREMENT MACHINE - A method of aligning arm reference systems of a multiple-arm measuring machine having at least two measuring units, each having a movable arm; the method including the steps of aligning the reference systems of the measuring units when setting up the machine, and periodically updating alignment of the reference systems by detecting, by means of one measuring unit, a reference member carried by another measuring unit and moved successively by the other measuring unit into a number of positions at an intersection of the measuring volumes of the two measuring units.11-11-2010
20130212889COORDINATE MEASUREMENT MACHINES WITH REMOVABLE ACCESSORIES - A portable articulated arm coordinate measuring machine for measuring the coordinates of an object in space is provided. The AACMM includes a base and an arm portion having an opposed first and second ends. The arm portion including a plurality of connected arm segments that each includes at least one position transducer for producing a position signal. An electronic circuit is provided that receives the position signal from the at least one position transducer and provides data corresponding to a position of the measurement device. A noncontact three-dimensional measuring device is coupled to the first end, the device having an electromagnetic radiation transmitter and is configured to determine a distance to an object based at least in part on the speed of light in air. A processor is configured to determine the three-dimensional coordinates of a point on the object in response to receiving the position signals and the distance to the object.08-22-2013
20130212891TOUCH PROBE - A touch probe comprising a fixed member; a feeler held by one or several elastic elements in a resting position relative to said fixed member, said feeler being capable of moving from said resting position in response to a deflection force; a detection system comprising a light source driven by the displacements of the feeler relative to said fixed member; an optical image sensor receiving the light emitted by said light source; an optical mask interposed on the light path between said light source and said optical image sensor.08-22-2013
20090139105ARTICULATED-ARM THREE-DIMENSIONAL MEASUREMENT APPARATUS HAVING A PLURALITY OF ARTICULATED AXES - The invention relates to an articulated-arm three-dimensional measurement apparatus having a plurality of articulation axes with angle encoders integrated in said arms for individually measuring the angles of rotation about each of said articulation axes. In accordance with the invention, at least one of the arms (06-04-2009
20100005673Connection device for articulated arm measuring machines - The present invention concerns a connection device for use in an articulated apparatus comprising two or more tandemly arranged interconnected movable segments, for limiting rotation between two adjoining segments connected by a joint having a single axis of rotation, comprising:01-14-2010
20100299945SYSTEM AND METHOD FOR WORKPIECE COORDINATE MEASUREMENTS - A system and method for accurately positioning workpieces to permit uninterrupted coordinate measurements using a CMM is disclosed. The system comprises at least one movable platform adapted for moving on a stationary platform, fixtures for affixing workpieces to the movable platform, and locator stops and locators for affixing the movable platform in a predetermined measurement area on the stationary platform. An air jet injected into the bottom of the movable platform facilitates conveying the platform to the measurement area. The method comprises mounting one or more workpieces in a predetermined position on the movable platform fixture and positioning the movable platform against locator stops on the stationary platform. A second workpiece may be mounted on the fixtures of a second movable platform while the CMM measurements are in progress. This procedure may be repeated for successive workpieces and enables a near assembly line process for measuring workpiece coordinates.12-02-2010
20090013548JOINT AXIS FOR COORDINATE MEASUREMENT MACHINE - One aspect of the present invention comprises a coordinate measurement apparatus that includes an articulated arm having a first end, a second end, and plurality of jointed arm segments therebetween, each arm segment including at least one position transducer. A measurement probe assembly is coupled to the second end of the arm. The measurement probe assembly comprises a first joint providing a first axis of rotation between the second end of the arm and a body of the measurement probe assembly. An encoder includes an encoder housing and an encoder shaft. The encoder housing is configured to rotate about a second axis with respect to the encoder shaft, which is rigidly coupled to the body. A probe is rigidly coupled to the encoder shaft. A measurement device is coupled to the encoder housing such that the measurement device rotates about a second axis with respect to the probe.01-15-2009
20090199421MOTORIZED COORDINATE MEASURING DEVICE - A coordinate measuring device comprises a housing rotatively supported on a base and mounting a vertical pillar along which rides a carriage engaged by a horizontally translating arm. A turret at each end of the arm houses a rotating body connected to a probe. The rotation of the base, the vertical movement of the carriage, the horizontal movement of the arm and the rotation of the probes are driven by motors in the housing. The rotation of the motors are transmitted by a cable and pulley assembly to the arm and carriage. The cable controlling the transversal movement of the arm as its opposite ends attach to the opposite extremity of the arm, and is ran respectively up and down the portion of the pillar above and below the carriage in order to maintain constant lengths and tension of the cables as the carriage moves up and down the pillar. The rotation of the probes and that of the base are coordinated to keep the probes at a constant angle in relation to the measured surface.08-13-2009
20120066923SYSTEMS AND METHODS FOR CONTROL AND CALIBRATION OF A CMM - A method of operating an articulated arm CMM is provided. Instructions for the CMM can be inputted to the CMM arm by an action chosen from the group consisting of placing the arm in a predefined position and moving the arm in a predefined manner.03-22-2012
20090049704Signal transmission apparatus for a measurement probe - A measurement probe (02-26-2009
20090064519Polar coordinate positioning system - The present disclosure provides a polar coordinate positioning system. The system can be used, for example, to sample a microtiter plate or sample tubes. In some embodiments, the system orients a sample with respect to a sampling tool using polar coordinates. In some embodiments, the sample is configured to rotate about an axis and move linearly in a direction transverse to the axis, and the sampling tool is configured to move linearly in a direction transverse to the linearly movement of the sample.03-12-2009
20090106994Portable Metrology Device - Methods and systems for a portable metrology device are described. One embodiment of the present invention is an apparatus including a first link, a first probe coupled with the first link by a first coupling operable to move in a first degree of freedom, a second probe coupled with the first link by a second coupling operable to move in a second degree of freedom, a first sensor operable to output a first sensor signal associated with a motion of the first coupling, and a second sensor operable to output a second sensor signal associated with a motion of the second coupling. The embodiment also includes a processor in communication with the first and second sensors and operable to: receive the first sensor signal and the second sensor signal, and determine a distance between the first probe and the second probe based at least in part on the first sensor signal and the second sensor signal.04-30-2009
20090249634ARTICULATED ARM COORDINATE MEASURING MACHINE - The invention relates to a coordinate measuring machine (CMM) for determining a measuring position of a probe. The CMM comprises an articulated arm having first and second ends and at least one joint between the first and the second end, the first end forming a base being positionable on a supporting surface, the second end being movable relative to the first end and having attached the probe. Further exists at least one sensing unit for measurement of an actual relative setting of said at least one joint and at least one computing unit for calculating a measuring position of the probe relative to the base, as well as for referencing the measuring position in an external coordinate system by using a provided base-position in the external coordinate system.10-08-2009
20090255139SURFACE SENSING DEVICE - An apparatus for measuring a surface of a workpiece is described. The apparatus comprises a support, attachable to the moveable arm of a machine, such as a coordinate positioning machine, and rotatable about first and second axes of rotation, the axes driven by first and second motors respectively. The apparatus additionally comprises a surface sensing device for sensing the surface of a workpiece, rotatable about a third axis of rotation. This third axis of rotation is alignable with the first axis of rotation, and when aligned, rotation of the support relative to the surface sensing device is actuatable by the first motor. A method for using an apparatus for measuring a surface of a workpiece is also described.10-15-2009
20080307662Method for Scanning a Surface with the Aid of a Coordinate Measuring Machine and Coordinate Measuring Machine - A method for scanning a work piece surface uses a coordinate measurement device. A probe element is brought into contact with the surface and the probe element is moved along the surface. The coordinate measurement device has a plurality of degrees of freedom, which are independent of one another, in the possible movements of the probe element with respect to the work piece. Maximum speeds which describe the maximum of a movement speed component of the probe element based on the respective degree of freedom are defined for the degrees of freedom. An estimated path on which the probe element is intended to move during scanning is predefined. The actual scanning path can differ from the estimated scanning path. A maximum scanning speed at which the estimated scanning path can be traveled with a constant speed of the probe element is determined.12-18-2008
20100146802Method for the Optimized Movement Co-ordination of Measuring Machines or Machine tools with Redundant Axles having a Translatory Action - A method for the optimized movement co-ordination of measuring machines or machine tools having redundant axles having at translatory action, wherein the longer partial axles in each case permit a relatively slowly accelerated partial movement over a relatively large measuring or processing space and the shorter partial axles in each case essentially carry out the movement components of a total movement at a substantially altogether constant measuring or processing speed, which require an acceleration beyond a maximum set or stipulated for the respective longer partial axles, wherein, when approaching positions that in an undivided movement would otherwise not be attainable, the base axles correspondingly decelerate and can even come to a complete standstill, wherein by simultaneous displacement of the neutral starting point of the additional axles, the respective movement component of the base axles missing from the total movement is compensated.06-17-2010
20100257746COORDINATE MEASUREMENT MACHINE WITH IMPROVED JOINT - In one embodiment, a coordinate measurement apparatus includes an articulated arm having a first end and a second end with at least a first arm segment and a second arm segment therebetween. Further, the apparatus can comprise at least one ball and socket joint connecting the first arm segment to the second arm segment, with the ball and socket joint including a ball member and a socket member, and a measurement probe attached to the first end of said articulated arm.10-14-2010
20100139107METHOD AND JIG FOR DEVICE FOR MEASURING THREE-DIMENSIONAL SHAPE OF CONNECTION ASSEMBLY OF STATOR COIL IN TURBINE GENERATOR - A method of measuring a three-dimensional shape of a connection assembly of a stator coil in a turbine generator, includes first measuring a three-dimensional shape of a measurement area of the connection assembly of the stator coil in a measurement range set in advance by a laser non-contact three-dimensional shape measurement device, second measuring a three-dimensional shape of a measurement area of the connection assembly of the stator coil in a measurement range set in advance by a multi-joint contact three-dimensional shape measurement device, the multi-joint contact three-dimensional shape measurement device including a plurality of arms being coupled via a joint including a built-in encoder, and integrally synthesizing the three-dimensional shape data measured in the first measurement, the three-dimensional shape data measured in the second measurement, and shape measurement data of a local area measured manually, thereby drafting a plan of the stator connection assembly.06-10-2010
20100218393Horizontal-Arm Coordinate Measuring Machine - A coordinate measuring machine (09-02-2010
20100205816METHOD AND SYSTEM FOR MULTIMODAL INSPECTION WITH A COORDINATE MEASURING DEVICE - A method for integrating a measurement device for use in measuring a machine component includes providing a coordinate measuring device, such as a coordinate measuring machine (CMM), and integrating with a plurality of nondestructive examination (NDE) capabilities with a plurality of coordinate measuring device capabilities to form an inspection probe. The method further includes integrating the NDE inspection probe with the coordinate measuring device such that the inspection probe substantially simultaneously measures a plurality of NDE measurements and external/internal geometry and defects of machine component, which are linked to actual component dimensional information provided by CMM. The inspection data can be simultaneously linked to and/or displayed together with a CAD model to enable a direct comparison between the inspection data and the nominal requirements carried on the CAD model.08-19-2010
20080289204Probe End Module for Articulated Arms - A probe end module system for an arm comprising: a probe end module having an arm end and an opposing probe end; a module-arm interface located at the arm end; at least one module-probe interface located at the probe end; the arm further comprising a movable member and a movable position reporting device.11-27-2008
20130139397COORDINATE MEASURING MACHINE - Coordinate positioning machine or coordinate measuring machine (CMM), with a microprocessor control unit arranged to drive individual axis driver and a proxy module allowing the connection of external devices on a TCP/IP interface. The external devices are used for User interaction, by means of an http server embedded in the microprocessor control unit, or for advanced tasks including tuning and calibration of the dynamic parameters.06-06-2013
20110083334POSITIONING APPARATUS - With regard to accurate determination of component size and dimension it is important to utilise positioning apparatus which can be readily and smoothly manipulated in order to determine dimension {acute over (ω)}. Generally a stylus is presented upon a carriage associated with a column is utilised for displacement between positions on a component surface. By displacement of the stylus and associated electronic devices it is possible to determine accurately the dimensions of a component. Displacement must be smooth and accurate as well as repeatable.04-14-2011
20110146092FEELER PIN AND FEELER HEAD FOR A COORDINATE MEASURING MACHINE - The present invention relates to a feeler pin for a coordinate measuring machine. The feeler pin comprises a shaft having a first end and a second end, a fastening sleeve for fastening the feeler pin in a feeler pin holder, and an identification device for identifying the feeler pin. A feeler object is provided at the first end of the shaft, wherein the identification device can be read out via a first contact and a second contact. Further, it is provided that the second end of the shaft and the fastening sleeve are connected by a plastic section, wherein the first contact is provided by the fastening sleeve, and the second contact is provided by a rotationally symmetrical contact device which is electrically insulated from the fastening sleeve by the plastic section. Further, the present invention relates to a feeler head for holding the at least one feeler pin.06-23-2011
20110173824COORDINATE MEASUREMENT DEVICE - A portable coordinate measurement device is provided. The coordinate measurement device includes at least one arm. A bracket is coupled to the arm that includes a magnetic member at one end. A probe is rotationally coupled to one end of the arm, the probe includes a first ferrous member on a first side, the probe is movable between a first position and a second position, wherein the ferrous member is adjacent the magnet when in the second position.07-21-2011
20100058602Coordinate positioning machine - A coordinate positioning apparatus has a base a structure and six struts joining the base and the structure. A working volume is defined by the base, structure and six struts. A support member extends from the supported structure. At least one access region is provided into the working volume, the access area being formed between two adjacent struts, the area of the access region being greater than the area between another set of adjacent struts. Access to the working volume is thereby improved.03-11-2010
20110173825COUNTER BALANCE FOR COORDINATE MEASUREMENT DEVICE - A portable articulated arm coordinate measurement device is provided. The coordinate measurement device includes a base and an articulated arm portion having at least one arm segment. A biasing member is coupled on a first end to the base and on a second end to the articulated arm portion. The first end of the biasing member is movable between a first position and a second position. An adjuster is coupled between the base and the biasing member. The adjuster is coupled to move the first end of the biasing member from the first position to the second position.07-21-2011
20110173829DEVICE FOR MARKING OR PROCESSING A SURFACE, TOOL, AND ARTICULATED ARM - The invention relates to a device for marking or processing a surface at a predeterminable position, comprising: a marking or processing tool that is operable by hand; a manually operable articulated arm with at least two arm parts that are pivotably connected by a joint; a fitting at one end of the arm for releasably mounting the tool; and a sensor for measuring a setting of the joint; and a position indication unit for computing and indicating a position for the tool using the output signal of the sensor. The invention further relates to a tool and an articulated arm for the device for marking or processing a surface.07-21-2011
20110173828INTELLIGENT REPEATABLE ARM MOUNTING SYSTEM - Exemplary embodiments include a portable articulated arm coordinate measuring machine including a manually positionable articulated arm portion having opposed first and second ends, the arm portion including a plurality of connected arm segments, each of the arm segments including at least one position transducer for producing position signals, a measurement device attached to the first end of the articulated arm coordinate measuring machine, an electronic circuit for receiving the position signals from the transducers and for providing data corresponding to a position of the measurement device, a base coupled to the second end, an upper mount portion disposed on the base, a lower mount portion fixed to a mounting structure and configured to repeatably connect to the upper mount portion and an electronic identification system configured to send identifier information identifying the lower mount portion to the electronic circuit.07-21-2011
20110173827COORDINATE MEASUREMENT MACHINES WITH REMOVABLE ACCESSORIES - A portable articulated arm coordinate measuring machine is provided. The coordinate measuring machine includes a base with an arm portion. A probe end is coupled to an end of the arm portion distal from the base. The probe end has a fastener and a first connector. A device is removably coupled to the probe end by the fastener, the accessory having a second connector arranged to engage the first connector when the fastener couples the device to the probe end.07-21-2011
20110173826DISPLAY FOR COORDINATE MEASURING MACHINE - A portable articulated arm coordinate measuring machine is provided having a base. A cover is rotatably coupled to the base to move between a closed position and an open position. A display is arranged within the cover. The display includes a screen surface, such as a touch sensitive screen surface, disposed on one side of the housing. The screen surface being adjacent the base in the closed position and disposed on an angle to the base in the open position.07-21-2011
20110061253Articulating probe head apparatus and method - Apparatus for a co-ordinate positioning machine is described that comprises an articulating probe head for supporting a measurement probe. The articulating probe head comprises at least one electric motor. Heating means are provided for generating heat in the articulating probe head. The heating means may be the motors or discrete heating elements. Temperature sensing means, such as one or more temperature sensors, is also provided for determining the temperature at the articulating probe head. The apparatus allows the temperature of the articulating probe head to be controlled.03-17-2011
20110056085MANUALLY PROGRAMMABLE MOTORIZED MACHINE FOR MEASURING COORDINATES - Multidimensional coordinate measuring machine having a programming mode in which the measuring head can be displaced manually by an operator and a measuring mode in which a control unit is designed for automatically optimizing and reproducing the displacements of the measuring head recorded during the programming mode.03-10-2011
20110247228APPARATUS FOR MEASURING OBJECTS - An apparatus for measuring objects, in particular to a coordinate measuring unit, is provided. The unit has a probe which is movable relative to an object to be measured by means of an actuator to sample the surface of the object in a contacting manner, wherein a sampling body, whose front end is designed as a measuring tip for a contact with the object is supported at the probe. The relative position of the measuring tip with respect to the probe is determined. The sampling body is supported at the probe with movement play along at least one direction. A change in the inclination of the sampling body relative to the probe, or vice versa, can be detected via a measurement of a test parameter.10-13-2011
20100005674INJECTION MOLDING FIXING FOR FEELERS - The invention relates to a feeler (01-14-2010
20120198714FUEL CELL PLATE MEASUREMENT FEATURES - A method for measuring a plate for a fuel cell stack includes providing a model of the plate including a first axis and a second axis. The model has at least one theoretical measurement feature with a theoretical set of coordinates. The plate is also provided with at least one measurement feature. The first axis and the second axis are established relative to the plate. The at least one measurement feature of the plate is then located relative to the first axis and the second axis. The at least one measurement feature is measured to determine a first set of coordinates for the at least one measurement feature. The first set of coordinates of the plate is compared to the theoretical set of coordinates of the model to determine a displacement of the first set of coordinates from the theoretical set of coordinates.08-09-2012
20110154672OPTICAL SENSOR WITH COLLISION PROTECTION FOR A MEASUREMENT MACHINE - The invention relates to an optical sensor with collision protection for a measurement machine, in particular for a coordinate measurement machine. The optical sensor comprises a sensor-side coupling part for mechanically and optically connecting to the measurement machine, and a sensor element. According to the invention, the sensor comprises a sensor protective coupling as collision protection, said protective coupling comprising a coupling part on the measurement machine side and a coupling part on the sensor element side, wherein a fiber optic cable is routed between the coupling parts of the sensor protective coupling and wherein a fiber optic cable protection element surrounds the fiber optic cable, wherein the ends of the fiber optic cable protection element are fastened to the associated coupling part of the sensor protective coupling.06-30-2011
20090000136Cmm Arm with Enhanced Manual Control - The present invention relates to an apparatus for a Robust CMM Arm with Exoskeleton is provided comprising an Internal CMM Arm and an Exoskeleton driving the Internal CMM Arm through a plurality of transmission means such that one or more internal volumes are sealed against ingress of solid objects and fluids. It also relates to a haptic control of an RCA.01-01-2009
20090126211Device for simulating position of the saddle and handlebar assembly of the bicycle - The invention is a bicycle fitting machine. It is an apparatus that can simulate almost any position of the bicycle saddle and handlebar assembly with the reference to the Bottom Bracket centre (FIG. 05-21-2009
20090126212Measuring Assembly and Method for Determining the Relative Position of Machine Parts - The present invention relates to a three-dimensional measuring assembly for determining the relative position of components, such as machine parts and/or instruments. The invention also relates to a method for determining the relative position of components, such as more particularly machine parts, using a reference member according to any of the foregoing claims.05-21-2009
20100281706COORDINATE MEASURING MACHINE WITH ROTATABLE GRIP - A portable coordinate measuring machine (PCMM) can have one or more rotatable grip assemblies to provide a locations for an operator to grasp the PCMM. A rotatable grip assembly can include a rotatable sleeve, a grip portion disposed over the sleeve, and one or more retaining rings to prevent the rotatable grip from axially sliding along one or more members of an articulated arm PCMM. A PCMM can include two rotatable grips to allow an operator to grasp the PCMM with both hands for positioning and repositioning operations. One rotatable grip can be positioned on an arm member most distant the PCMM base, and another rotatable grip can be positioned on a housing at least partially encasing an articulating joint assembly coupled to the arm member most distant the PCMM base. Other numbers of and locations of rotatable grip assemblies can be used in PCMMs.11-11-2010
20110107612ARTICULATED ARM - An articulated arm CMM comprises a plurality of transfer members, a plurality of articulation members connecting at least two transfer members to each other, a coordinate acquisition member at a distal end, and a base at a proximal end. At least two of the articulation members can include at least one encoder and the at least two encoders can both be enclosed within a single monoblock housing.05-12-2011
20100319207METHOD FOR CORRECTING THE MEASURED VALUES OF A COORDINATE MEASURING MACHINE, AND COORDINATE MEASURING MACHINE - A coordinate measuring machine has a probe head, a calibrating body and an apparatus for recording and correcting measured values obtained by the probe head. A mechanical flexibility at predetermined points on the surface of the calibrating body is determined. The mechanical flexibility is stored in the apparatus in the form of a data record. The calibrating body is scanned point by point by means of the probe head in order to obtain the measured values. Thereafter, the probe head is calibrated by correcting the measured values using the data record. A similar approach can also be used on workpieces having a known mechanical flexibility.12-23-2010
20100011600Apparatus and Method of Measuring Workpieces - A method and apparatus for measuring a surface using a surface sensing device mounted on a scanning head on a member of a coordinate positioning apparatus. The coordinate positioning apparatus may be operated to produce relative movement between the scanning head and the surface profile and the scanning head includes a drive for producing rotational movement of the surface sensing probe about one or more axis. The coordinate positioning apparatus is driven to provide relative movement between the member and the surface profile in a circular path and the probe head is driven to move the surface sensing device about said one or more axes, such that the surface sensing device maintains a nominally constant lead angle. The motion of the coordinate positioning apparatus and probe head is synchronous.01-21-2010
20100095542ARTICULATING MEASURING ARM WITH LASER SCANNER - A coordinate measurement device comprises an articulated arm having a first end, a second end, and a plurality of jointed arm segments therebetween. Each arm segment defines at least one axis of rotation. A laser scanner assembly is coupled to the second end of the arm and is rotatable about a last axis of rotation of the articulated arm. The laser scanner assembly comprises a laser and an image sensor. The laser is positioned on an opposite side of the last axis of rotation from the image sensor.04-22-2010
20120144685Portable Articulated Arm Coordinate Measuring Machine Having Integrated Software Controls - A method for performing a diagnostic or calibration procedure on a portable articulated arm coordinate measurement machine (AACMM). The AACMM includes a manually positionable articulated arm portion having opposed first and second ends, the arm portion including a plurality of connected arm segments, each of the arm segments including at least one position transducer for producing position signals. The AACMM also includes an electronic circuit having a self-contained operating environment that includes a user interface application and a display device in communication with the user interface application. In addition, a measurement device is attached to the first end of the AACMM. The user interface application and display device are configured to facilitate performing and displaying results of a diagnostic or calibration procedure on the AACMM.06-14-2012
20110173823MOUNTING DEVICE FOR A COORDINATE MEASURING MACHINE - A mounting device for portable articulated arm coordinate measuring machine is provided. The mounting device includes a body having an opening therethrough. A lip is disposed on one side of the opening, the lip is sized to engage a flange on a base portion of the coordinate measurement machine. A portion of the opening includes a thread configured to couple with an external mounting fixture. A first arm is coupled to the body and arranged to rotate in a first direction between a first position and a second position.07-21-2011
20100018069CALIBRATION METHOD AND APPARATUS - A method is described for calibrating apparatus comprising a measurement probe (01-28-2010
20110107614ENHANCED POSITION DETECTION FOR A CMM - A coordinate measurement device comprises an articulated arm and a laser scanner assembly. The articulated arm can have a first end, a second end, and a plurality of jointed arm segments therebetween. Each arm segment can define at least one axis of rotation, and a last axis of rotation can be defined by bearings near a distal end of the arm. The laser scanner assembly can couple to the distal end of the arm. The arm can continuously generate trigger signals that are received by the laser scanner and indicate a time at which the arm's position is measured.05-12-2011
20120144684ARTICULATED ARM - An articulated arm CMM comprises a plurality of transfer members, a plurality of articulation members connecting at least two transfer members to each other, a coordinate acquisition member at a distal end, and a base at a proximal end. At least two of the articulation members can include at least one encoder and the at least two encoders can both be enclosed within a single monoblock housing.06-14-2012
20110302797COORDINATE MEASUREMENT MACHINE WITH IMPROVED JOINT - In one embodiment, a coordinate measurement apparatus includes an articulated arm having a first end and a second end with at least a first arm segment and a second arm segment therebetween. Further, the apparatus can comprise at least one ball and socket joint connecting the first arm segment to the second arm segment, with the ball and socket joint including a ball member and a socket member, and a measurement probe attached to the first end of said articulated arm.12-15-2011
20110107613CMM WITH MODULAR FUNCTIONALITY - An articulated arm CMM system comprises an articulated arm comprising a plurality of articulated arm members, a measuring probe at a distal end, and a base at a proximal end, the base comprising a docking portion. The articulated arm CMM system also includes a plurality of feature packs configured to electronically connect to the articulated arm via the docking portions and provide additional electronic functionality.05-12-2011
20120000083BED FOR A COORDINATE MEASURING MACHINE - A bed for a measuring machine constituted by a frame provided with a pair of mutually parallel beams bearing guides for the mobile unit of the machine, and a workpiece table housed between the beams; the workpiece table and the frame are constrained to one another by constraint means that decouple the deformations thereof, and the frame comprises at least one cross-member connected to respective intermediate portions of the beams.01-05-2012
20120005910FORM MEASURING INSTRUMENT - A form measuring instrument includes an instrument body and a controller that controls the instrument body. The instrument body includes a probe. The probe includes: a rod-like stylus having a distal end attached with a stylus tip for contacting with an object; and a support mechanism that supports the base end of the stylus. The support mechanism includes a probe sensor that detects the position of the stylus and supports the stylus in a manner movable within a predetermined range. The controller calculates a measurement value based on a transfer function whose input is the position of the stylus detected by the probe sensor and output is the contact position of the stylus tip against the object.01-12-2012
20120204436PORTABLE COORDINATE MEASUREMENT MACHINE WITH A ROTATABLE HANDLE - A portable articulated arm coordinate measurement machine (AACMM) includes a manually positionable articulated arm having opposed first and second ends, the articulated arm including a plurality of connected arm segments, each arm segment including at least one position transducer for producing a position signal resulting in the articulated arm having a plurality of position transducers. The AACMM also includes a base section connected to the second end; and a probe assembly connected to the first end, the probe assembly having a probe end, an inner core, and a handle; wherein the probe end is fixed with respect to the inner core, the handle is configured to rotate about the inner core, and the probe end is configured to measure a three-dimensional coordinate of a point in space.08-16-2012
20120204435SHAPE MEASURING APPARAUTS AND SHAPE MEASURIENG METHOD - A contact type prove achieves a high-precision measurement of a shape of even a steeply-inclined surface in the vicinity of vertical by controlling a contact force stably. In a shape measuring method for measuring the shape of the surface of a measured object by moving a contact type probe along the surface of the measured object, a slope of the measured object surface is estimated depending on the magnitude of a component force of the contact force applied to the probe and when it is determined that the slope is in the vicinity of vertical, a probe supporting unit is moved in a direction perpendicular to the moving direction of the probe supporting unit.08-16-2012
20120060385Apparatus and method of measuring workpieces - A method and apparatus for measuring a surface using a surface sensing device mounted on a scanning head on a member of a coordinate positioning apparatus. The coordinate positioning apparatus may be operated to produce relative movement between the scanning head and the surface profile and the scanning head includes a drive for producing rotational movement of the surface sensing probe about one or more axis. The coordinate positioning apparatus is driven to provide relative movement between the member and the surface profile in a circular path and the scanning head is driven to move the surface sensing device about said one or more axes, such that the surface sensing device maintains a nominally constant lead angle. The motion of the coordinate positioning apparatus and scanning head is synchronous.03-15-2012
20120060384MACHINE TOOL AND METHOD FOR DETERMINING THE POSITION OF A WORKPIECE IN A MACHINE TOOL - A method for determining a position of a workpiece clamped in a workpiece clamping device in a machine tool includes the steps of successively positioning a position measuring head of a position measuring device held in the hand of an operator at different positions on a surface of the workpiece, determining, after each positioning of the position measuring head, a position of the position measuring head in relation to a machine coordinate system of the machine tool, and determining from the determined positions in the machine coordinate system the position of the workpiece in relation to the machine coordinate system. A machine tool configured to a carry out the method is also disclosed. The position of a workpiece clamped in a workpiece clamping device in a machine tool can thus be determined in a simple manner.03-15-2012
20110047808Portable coordinate measuring device - A coordinate measuring device (03-03-2011
20110094117PROBE SYSTEM AND METHOD FOR OPERATING A PROBE SYSTEM - A probe system includes a scanning head and a transceiver element. By touching a stylus, a sensor element is able to generate a sensor signal. The scanning head and the transceiver element are configured such that a wireless information transmission is able to be established between them. The probe contact information is able to be transmitted from the scanning head to the transceiver element by a first signal whose carrier wave is an optical wave, and furthermore, additional information is able to be transmitted between the scanning head and the transceiver element by an additional signal whose carrier wave is a radio wave.04-28-2011
20090133276COORDINATE MEASURING MACHINE - A coordinate measuring machine operable to employ pentapod kinematics to determine the absolute position at a measuring point tip by measuring about five axes. The machine comprises a first, bifurcated linkage, a second, trifurcated linkage, and a plurality of elongate struts. First and second ones of the plurality of struts share the first linkage, third, fourth and fifth ones of the plurality of struts share the second linkage, and the first and second linkages are coupled via a handle. The first and second struts are preferably rotatably engaged to the first linkage, and the third, fourth and fifth struts may be rotatably engaged to the second linkage. First through fifth nodes may be provided, each node being slidably engaged to a corresponding one of the first through fifth struts. The nodes may comprise means for measuring the displacement of the corresponding strut relative to the node.05-28-2009
20120131806THREE-DIMENSIONAL MEASUREMENT DEVICE - The invention concerns a three-dimensional measuring device, which comprises:05-31-2012
20120167402CO-ORDINATE MEASURING MACHINE - A co-ordinate measuring machine comprising a bed provided with a horizontal measuring surface, a unit that is mobile along guides carried by the bed itself, an annular structure extending along a perimetral area of the bed and constrained thereto by statically determinate means of constraint, and a plurality of displacement sensors set between the annular structure and one between the bed and the mobile unit for detecting relative displacements with respect to an initial reference condition.07-05-2012
20120210590MOUNTING APPARATUS FOR ARTICULATED ARM LASER SCANNER - An articulated arm can include a plurality of articulated arm members, a probe, a receiving portion at a distal end comprising a threaded portion, and a base at a proximal end. A base plate can kinematically mount on the receiving portion and have a hole positioned such that the probe passes through the hole. The base plate can also couple to a laser and an optical sensor located on opposite sides of the hole. A nut can threadably mount to the threaded portion of the receiving portion. Further, a wave spring can mount on the receiving portion between the nut and the base plate. Thus, movement of the nut along the receiving portion can cause the wave spring to urge the base plate against the articulated arm to secure the kinematic mount. The wave spring can then mechanically isolate the base plate from the articulated arm.08-23-2012
20120073154COORDINATES MEASURING HEAD UNIT AND COORDINATES MEASURING MACHINE - A coordinates measuring head unit is provided, which is compact, inexpensive, and capable of performing high-precision measurements at high speeds, and facilitates, for example, measurements conducted on machine tools or in-situ measurements on transport lines. The head unit includes: drive means (an X-axis drive section, a Y-axis drive section, and a Z-axis drive section), an integrated housing for accommodating the drive means, and fixture means (fixture surface). The drive means allows a probe to be moved by computer numerical control along a plurality of drive axis, which are orthogonal to each other, and abut against a measuring target to measure the dimensions of the measuring target. The fixture means is provided on one of side surfaces of the housing to attach one of the drive means to a support (a support on a stand secured to a base).03-29-2012
20090019715INTEGRATED GAUGING AND ROBOTIC APPARATUS AND METHOD - An apparatus includes a robotic arm in one example. A workpiece holding portion is coupled to the robotic arm and is configured to selectively hold a workpiece. At least one measurement device is coupled with the workpiece holding portion and is configured to measure a property of the workpiece while being held by the workpiece holding portion. In another example, a method includes automatically measuring at least one property of the workpiece while the workpiece is moved from one location to another.01-22-2009
20120260512COORDINATE MEASUREMENT MACHINES WITH REMOVABLE ACCESSORIES - A portable articulated arm coordinate measuring machine for measuring the coordinates of an object in space is provided. The AACMM includes a base and a arm portion having an opposed first end and second end. The arm portion includes a plurality of connected arm segments, each arm segment including at least one position transducer for producing a position signal. An electronic circuit is provided that receives the position signal from the at least one position transducer. A probe member is disposed is coupled to the first end. A noncontact three-dimensional measuring device is coupled to the probe member, the device having an electromagnetic radiation transmitter and is configured to determine a distance to an object based at least in part on the propagation time of the emitted and reflected light beams.10-18-2012
20100325907COORDINATE MEASUREMENT MACHINE WITH VIBRATION DETECTION - An articulated arm system can include an articulated measuring arm with a plurality of interconnected support arm segments. The arm segments can be moveable about a plurality of axes. A plurality of rotational angle sensors can mount on the arm and be configured to measure rotational position between the support arm segments. Additionally, a vibration detection device can attach to the arm near an end of the arm. The vibration detection device can be operatively connected to the sensors such that the sensors output a rotational position upon detection of a new vibration exceeding a threshold amplitude.12-30-2010
20120079731COORDINATE MEASURING MACHINE FOR DETERMINING SPATIAL COORDINATES ON A MEASUREMENT OBJECT - A coordinate measuring machine for determining spatial coordinates on a measurement object has a frame structure on which a probe head is arranged. The probe head has a probe head sensor system, a body part and a coupling part which can move relative to the body part. The frame structure is designed to move the probe head relative to the measurement object. The probe tool has at least one stylus for making contact with the measurement object, and also has a rotating plate. The stylus is coupled to the coupling part by means of the rotating plate, such that it can rotate. At least one roll motion projection is formed on the body part. The rotating plate can be rolled along this roll motion projection by means of a movement of the coupling part in order to set a defined orientation of the stylus.04-05-2012
20120317826MEASUREMENT METHOD AND APPARATUS - A method of operating coordinate positioning apparatus having a measurement probe includes taking a first part in a series of parts, at least a first reference geometrical property associated with one or more features of the first part being known and using the coordinate positioning apparatus to measure the one or more features of the first part and determining a first measured geometrical property corresponding to the first reference geometrical property. A first property correction value is then determined describing a difference between the first reference and the first measured geometrical properties. The coordinate positioning apparatus is then used to measure the one or more features of one or more further parts in the series of parts and, for each further part, a further measured geometrical property is determined corresponding to the first reference geometrical property. The first property correction value is then applied to each further measured geometrical property.12-20-2012
20120090185ENHANCED POSITION DETECTION FOR A CMM - A coordinate measurement device comprises an articulated arm and a laser scanner assembly. The articulated arm can have a first end, a second end, and a plurality of jointed arm segments therebetween. Each arm segment can define at least one axis of rotation, and a last axis of rotation can be defined by bearings near a distal end of the arm. The laser scanner assembly can couple to the distal end of the arm. The arm can continuously generate trigger signals that are received by the laser scanner and indicate a time at which the arm's position is measured.04-19-2012
20120137531COORDINATE MEASURING APPARATUS - An improved coordinate measuring apparatus is provided. The coordinate measuring apparatus has a device that holds a CMM adapter plate in a way that simulates the locating points on the electromagnetic device in the CMM. Once in place, the threaded cube on the adapter plate is aligned to the CMM machine axes by holding a sliding V-block on the device against any corner of the cube. The screws that hold the threaded cube in the adapter plate are then tightened, and the adapter plate is released from the device. The threaded cube is now square to the CMM X-Y-Z axes.06-07-2012
20100132207ANALOGUE PROBE AND METHOD OF OPERATION - An analogue probe for use with a coordinate positioning machine. The analogue probe comprises a temperature actuator which can be modulated so as maintain the temperature of at least a part of the analogue probe at a substantially constant predetermined temperature.06-03-2010
20080235970CMM Arm With Exoskeleton - Apparatus for a CMM Arm with Exoskeleton is provided comprising an Internal CMM Arm with a base end and a probe end, and an Exoskeleton driving the Internal CMM Arm through a plurality of transmission. One or more contact probes, optical probes and tools are mounted on the probe end. The CMM Arm with Exoskeleton is provided in manually operable and automated embodiments. The CMM Arm with Exoskeleton is operable for accurate measurement or for performing accurate operations. Methods are provided for operation of the CMM Arm with Exoskeleton.10-02-2008
20130167389COORDINATE MEASURING DEVICE AND METHOD FOR MEASURING WITH A COORDINATE MEASURING DEVICE - The invention relates to a method for the measurement of workpiece geometries with a coordinate measuring device (07-04-2013
20130167390PROCESS FOR PRODUCING A BEAM ELEMENT OF A CO-ORDINATE MEASURING MACHINE, AND MEASURING MACHINE PROVIDED WITH SAID BEAM ELEMENT - A process for producing a beam element of a co-ordinate measuring machine, comprising the steps of applying a machinable metal coating by spraying on a structural substrate made of ceramic material, impregnating the coating with a resin, and executing on the coating a surface-finishing machining operation and a treatment of surface hardening.07-04-2013
20110258868MEASURING SYSTEM - An analogue scanning probe with a connector detachably connectable to a movable support of a coordinate measuring system, the scanning probe including a touch at the tip of a stylus pivotally connected to the scanning probe according to a measure axis and a position encoder delivering a measure of the tilt angle of said touch about said measure axis, the scanning probe including one articulation comprised between said connector and said measure axis arranged to allow tilting of the scanning probe or of a part of the probe scanning probe.10-27-2011
20130111774METROLOGY APPARATUS - Metrology apparatus is described that includes a first structure rotatably connected to a second structure by a bearing arrangement. The bearing arrangement includes at least a first friction bearing including parts in sliding contact during rotation of the first structure relative to the second structure. The apparatus includes at least one magnet that relieves the load on the first friction bearing. Multiple magnets, provided in an attracting or repelling arrangement, may be used. The metrology apparatus may include an articulating probe head for a coordinate positioning apparatus.05-09-2013
20130111773METHOD FOR MEASURING THE COORDINATES OF WORKPIECES ON A COORDINATE-MEASURING APPARATUS - A method for measuring the coordinates of workplaces on a coordinate-measuring device has a probe head including a probe and a probe sensor associated therewith. The method includes generating a probe signal when the probe contacts a workpiece. From this signal, dimensional values are determined that represent the position of the probe head when the workpiece is contacted. The probe head additionally includes an acceleration sensor generating an acceleration signal when the probe head accelerates, wherein the probe signal and the acceleration signal are fed to a control and analysis unit for analysis. This unit determines the dimensional values so that an analysis signal is determined by subtracting the probe signal and the acceleration signal from each other, and the dimensional values representing the position of the probe head when contacting the workpiece are determined only using the analysis signal.05-09-2013
20130097882COORDINATE MEASUREMENT MACHINES WITH REMOVABLE ACCESSORIES - A portable articulated arm coordinate measuring machine for measuring the coordinates of an object in space is provided. The AACMM includes a base and an arm portion having an opposed first and second ends. The arm portion including a plurality of connected arm segments that each includes at least one position transducer for producing a position signal. An electronic circuit is provided that receives the position signal from the at least one position transducer and provides data corresponding to a position of the measurement device. A noncontact three-dimensional measuring device is coupled to the first end, the device having an electromagnetic radiation transmitter and is configured to determine a distance to an object based at least in part on the speed of light in air. A processor is configured to determine the three-dimensional coordinates of a point on the object in response to receiving the position signals and the distance to the object.04-25-2013
20130118020SMART PROBE - The present system, method, article of manufacture, software, and apparatus is an “intelligent” probe system and components thereof and may openly encompass, in at least an embodiment, an embedded IC chip located in an interchangeable probe(s) which offers repeatable, fast, easy, and error free probe swapping on a CMM.05-16-2013
20130125408COORDINATE MEASUREMENT MACHINES WITH REMOVABLE ACCESSORIES - A portable articulated arm coordinate measuring machine is provided. The coordinate measuring machine includes a base with an arm portion. A probe end is coupled to an end of the arm portion distal from the base. A device configured to emit a coded structured light onto an object to determine the three dimensional coordinates of a point on the object.05-23-2013
20080201971METHOD FOR ELIMINATING SOURCES OF ERROR IN THE SYSTEM CORRECTION OF A COORDINATE MEASURING MACHINE - A method is disclosed for eliminating sources of error in the system correction of a coordinate measuring machine. Herein, a number j of reference structures 08-28-2008
20080196260Measurement Method and Measuring Device For Use In Measurement Systems - A measurement method and a measuring device for use in measurement systems such as co-ordinate measurement machines and similar, where a position sensor is arranged to register its position in order to determine the form and dimensions of an object. The position sensor is supported by a support, the position and orientation of which are determined through calculation with the aid of data from at least one of accelerometers, GPS receivers and gyroscopes, and based on a known starting position.08-21-2008
20110247227APPARATUS FOR MEASURING OBJECTS - An apparatus for measuring objects includes a base plate for supporting an object to be measured and includes a probe. The probe is movable relative to the object by means of an actuator to sample the object in a contacting manner, wherein the probe carries, and in particular supports in a mount, a sampling body, in particular an elongate sampling body, whose front end is designed as a measuring tip for a contact with the object. The probe is arranged beneath the base plate, wherein at least one recess is provided in the base plate for leading through at least one section of the sampling body.10-13-2011
20130152418DEACTIVATABLE MEASUREMENT APPARATUS - Measurement apparatus is described that comprises a measurement portion for acquiring object measurements and an output portion for outputting measurement data relating to the acquired object measurements. A deactivation portion is provided for inhibiting normal operation of the measurement apparatus such that output of the measurement data is prevented. The deactivation portion, in use, reads apparatus usage information from an apparatus usage module and inhibits normal operation of the measurement apparatus if said apparatus usage information fails to meet one or more predetermined criteria. The apparatus usage module may be provided as an integral part of the measurement apparatus or as a separate activation button. The measurement apparatus may comprise a measurement probe such as a touch trigger measurement probe.06-20-2013
20130185948Method and Apparatus for Controlling a Surface Scanning Coordinate Measuring Machine - A method improves surface scanning measure machine speed while minimizing tip touchdown impact on the surface of the object being measured. Specifically, the method controls a surface scanning measuring machine having a probe head with a distal probe tip that contacts the surface of an object to be measured. To that end, the method selects a nominal initial contact point (on the surface) having a normal vector, and then moves the distal probe tip toward the nominal initial contact point along an approach path. The approach path has a generally linear portion that generally linearly extends from the nominal initial contact point to some non-contacting point spaced from the surface. The generally linear portion forms an angle of between about 20 degrees and about 60 degrees with the normal vector.07-25-2013
20120017454COORDINATE MEASURING MACHINE WITH ROTATABLE GRIP - A portable coordinate measuring machine (PCMM) can have one or more rotatable grip assemblies to provide a locations for an operator to grasp the PCMM. A rotatable grip assembly can include a rotatable sleeve, a grip portion disposed over the sleeve, and one or more retaining rings to prevent the rotatable grip from axially sliding along one or more members of an articulated arm PCMM. A PCMM can include two rotatable grips to allow an operator to grasp the PCMM with both hands for positioning and repositioning operations. One rotatable grip can be positioned on an arm member most distant the PCMM base, and another rotatable grip can be positioned on a housing at least partially encasing an articulating joint assembly coupled to the arm member most distant the PCMM base. Other numbers of and locations of rotatable grip assemblies can be used in PCMMs.01-26-2012
20120017453PROFILE MEASURING INSTRUMENT - A coordinate measuring machine includes a probe having a measurement unit, a movement mechanism for moving the probe and a host computer for controlling the movement mechanism. The host computer includes: a compensation-amount calculating unit for calculating a compensation amount for compensating an error in the position of the measurement unit caused by the movement of the probe; and a compensator for compensating the error in the position of the measurement unit based on the compensation amount calculated by the compensation-amount calculating unit. The compensation-amount calculating unit calculates a translation-compensation amount for compensating a translation error of the probe and a rotation-compensation amount for compensating a rotation error of the probe based on a rotation frequency of the movement of the probe.01-26-2012
20120055037MEASUREMENT DEVICE - A three-dimensional measuring machine (measurement device) which supplies a probe having a measurement head able to make contact with a measured object and a contact detection sensor which detects the contact of a measurement head with a measured object and outputs a touch signal; a displacement structure which displaces a probe along three axial directions orthogonal to one another; scale sensors which detect the position coordinates of a probe and output a coordinate detection signal; a control circuit board having an integrated circuit on which are installed a touch counter which counts touch signals and a scale counter which counts coordinate detection signals; and a latch controller which latches a touch counter value and a scale counter value at the same time.03-08-2012
20130097883PORTABLE COORDINATE MEASUREMENT MACHINE HAVING A REMOVABLE EXTERNAL SENSOR - A portable articulated arm coordinate measurement machine is provided. The coordinate measurement machine includes a manually positionable articulated arm having opposed first and second ends. The articulated arm includes a plurality of arm segments, each including encoder configured to produce a signal corresponding to an angle of rotation. A base section is connected to the second end. A measurement probe is connected to the first end. The measurement probe receives an externally mounted sensor having an attachment ring, the measurement probe having an alignment surface and external threading. A retaining ring having internal threading is threadably receives the external threading; the retaining ring further couples the attachment ring to the surface. An electrical circuit is configured to receive the signal and to provide data corresponding to a coordinate of the externally mounted sensor, the data based at least in part on the signal.04-25-2013
20120084989COORDINATE MEASURING MACHINE (CMM) AND METHOD OF COMPENSATING ERRORS IN A CMM - A coordinate measuring machine for determination of at least one spatial coordinate of a measurement point on an object to be measured. The coordinate measuring machine comprises a stationary base, a probe head for approaching the measurement point and a frame structure for linking the probe head to the base. At least a first mechanical reference element extending along a first part of the frame structure is fastened fixedly to the frame structure in a substantially unloaded way, and at least one displacement sensor is assigned to the first reference element, wherein the first reference element and the displacement sensor are designed and arranged in such a way, that a distance from the first reference element to the frame structure in the region of the first part is measurable, the distance indicating a displacement and/or deformation of the frame structure in the region of the first part.04-12-2012
20120084988COORDINATE MEASUREMENT MACHINE WITH VIBRATION DETECTION - An articulated arm system can include an articulated measuring arm with a plurality of interconnected support arm segments. The arm segments can be moveable about a plurality of axes. A plurality of rotational angle sensors can mount on the arm and be configured to measure rotational position between the support arm segments. Additionally, a vibration detection device can attach to the arm near an end of the arm. The vibration detection device can be operatively connected to the sensors such that the sensors output a rotational position upon detection of a new vibration exceeding a threshold amplitude.04-12-2012
20130205606COORDINATE MEASURING MACHINES WITH DUAL LAYER ARM - A portable articulated arm coordinate measuring machine (AACMM) is provided including a manually positionable articulated arm having opposed first and second ends. The arm includes multiple connected arm segments. Each arm segment has a longitudinal axis. Each arm segment includes a generally tubular core, an outer sleeve surrounding at least a portion of a length of the core, and at least one position transducer for producing a position signal. The outer sleeve is a cylindrical tube having a first portion at a first end and a second portion that extends from the first portion to an opposite end. The first portion is coupled to an end of the core. The first portion is shorter than the second portion and the second portion is configured to move relative to the core.08-15-2013
20130205607MEASURING MACHINE PROVIDED WITH A BLOCK OF CONCRETE HAVING THE FUNCTION OF FOUNDATION OR MACHINE BED, AND METHOD FOR COMPENSATING THE MEASURING ERRORS DUE TO DEFORMATIONS OF THE BLOCK - A co-ordinate measuring machine comprising a block of concrete with function of foundation or machine bed, and a plurality of linear deformation sensors embedded in the block or applied thereto and configured for detecting the deformations of the block itself for compensating the measuring errors of the machine resulting from said deformations.08-15-2013

Patent applications in class Coordinate movable probe or machine