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| Number | Title | Issue Date |
| 8165713 | CNC abrasive fluid-jet milling A method and apparatus for milling a desired pocket in a solid workpiece uses an abrasive fluid-jet by moving and suitably orienting the abrasive fluid-jet relative to the workpiece. The method includes defining a path of the abrasive fluid-jet necessary to mill a d... | 04/24/2012 |
| 7925373 | Machine tool and control method thereof An acceleration/deceleration control method of a CNC machine tool includes receiving an acceleration/deceleration timing signal and a velocity signal. The acceleration/deceleration timing signal is calculated to acquire a plurality of different first weight values a... | 04/12/2011 |
| 7792604 | Method of performing additive lookahead for adaptive cutting feedrate control The present invention relates to navigation of a path by a moving object, and, more particularly, to motion control systems for computer-controllable machine tools. ... | 09/07/2010 |
| 7792605 | Numerical control apparatus In a numerical control apparatus, a machining-condition storage device stores in a storage device machining conditions including a tool number, servo-axis feed speed, and the number of main-axis rotations, and override values of a servo axis and a main axis specifie... | 09/07/2010 |
| 7437211 | Enhanced remote jog handle A system for controlling a machine tool is provided. The system includes a user input device deflectable from a neutral position and a controller configured to receive information corresponding to an amount of deflection of the user input device from the neutral pos... | 10/14/2008 |
| 7383098 | Machine tool acceleration A method of controlling the movement of a processing head of a machine tool includes monitoring the position of the processing head along a first coordinate direction, monitoring the movement of the processing head along a second coordinate direction different from ... | 06/03/2008 |
| 7366576 | Position control device and position control method for machine tools A machine tool moves a driven member by use of a servomotor. A position control device controls the position of the driven member in accordance with full closed loop control. The position control device computes an integrated feedback value g in correspondence with ... | 04/29/2008 |
| 7353135 | Positioning and aligning the parts of an assembly The invention is an apparatus and process for obtaining values for one or more alignment quantities using one or more transportable devices. The process consists of establishing and maintaining a transportable device in a reference position and a reference orientati... | 04/01/2008 |
| 7346423 | Method for adaptive feed rate regulation on numerically controlled machine tools In a method for the adaptive feed rate regulation on a numerically controlled machine tool, which is used for the metal-removing processing of workpieces using a tool rotating on a spindle according to the specification of an NC program, the input power of the spind... | 03/18/2008 |
| 7299108 | Method for guiding the movement of a movable machine element of a numerically controlled machine tool of production machine by determining inertia matrices for support points using acceleration and torque coefficients The invention relates to a method for guiding the movement of a movable machine element (8) of a numerically controlled tool machine or production machine on a predetermined movement path (s) of the machine element (8). Supporting points (32) ar... | 11/20/2007 |
| 7292913 | Articulated robot In the articulated robot, types of teaching a moving track of the robot can be optionally selected. The articulated robot comprises: a switch for manually selecting a moving axis to move an arm section along the selected axis; a manual pulse generator generating pul... | 11/06/2007 |
| 7239938 | Interference checking for a numerical control device The shapes of machine parts for which the possibility of interference exists are defined as rectangular parallelepipeds and it is judged whether or not there is interference between a first rectangular parallelepiped of a first machine part and a second rectangular ... | 07/03/2007 |
| 7222444 | Coordinated linkage system for a work vehicle A work vehicle with a tool pivotally attached to a linkage, an actuator for controllably moving the tool about its pivot, and a tilt angle sensor for sensing the absolute angle of the work tool relative to the earth. A controller is adapted to perform an auto-hold f... | 05/29/2007 |
| 7206659 | Numerical controller A numerical controller capable of obviating the waste of a workpiece by machining such that a position deviation by learning control is converged and automatically performing storage of correction data and actual machining. A tool and the workpiece are moved to noni... | 04/17/2007 |
| 7202616 | Synchronous control method and device of the same A synchronous control device which is provided with drive motors and a central control unit generating a synchronous reference signal and with which the drive motor is controlled to rotate synchronously with the synchronous reference signal supplied from the central... | 04/10/2007 |
| 7203568 | Numerical controller A numerical controller which enables stroke limit check during a program check performed in a machine lock state and which can shorten the time required for the program check. The numerical controller has the function of checking a program while keeping a machine mo... | 04/10/2007 |
| 7194339 | Method of controlling motor, motor control device, and printing method A motor-controlling method includes the steps of: preparing a motor control device provided with a motor for moving an object to be moved and causing the motor to move the object to a target position by first accelerating the object and then moving the object at a c... | 03/20/2007 |
| 7184854 | Device and method for generating piston outline machining data and computer-readable recording medium on which machining data generation program is recorded A machining data generator generates NC machining data specifying machining operations for shaping the external shape of a piston. The machining data generator uses a machining data sheet (provided by a spreadsheet software) describing noncircular part shape data on... | 02/27/2007 |
| 7180253 | Method and system for generating multi-dimensional motion profiles A motion control system comprises control logic and a programming interface. The programming interface is configured to permit a user to specify a plurality of non-tangential path segments, and the control logic is configured to generate a plurality of additional co... | 02/20/2007 |
| 7174226 | Numerical controller for carrying out learning control A numerical controller having a learning control function executes commands in an NC program, starts performing learning control from a location where the same operation pattern starts occurring, and stops performing learning control at a location where the same ope... | 02/06/2007 |
| 7174235 | Controller for machines Control programs for machine tools and industrial machines include programs that control axis motion, and programs, that periodically execute machine sequence control. Both the axis motion control programs and the sequence programs are coded in an NC program format.... | 02/06/2007 |
| 7172034 | Boring control method A boring control method for a machine tool for automatically boring a deep hole using a central control means performing boring with programmed control. In the boring, the number of processing and steps of the machine tool is kept minimum, load torque of a tool is d... | 02/06/2007 |
| 7167772 | Machining time calculating apparatus A structure having a parameter storing unit which stores a parameter to be used when a numeric control apparatus drives and controls the numeric control machine tool, a program interpretation unit which reads a part program to generate machining data for each block,... | 01/23/2007 |
| 7160174 | Method for processing and measuring rotationally symmetric workpieces as well as grinding and polishing tool A method for processing a rotationally symmetric workpiece, preferably having optically effective surfaces, whose symmetry axis is aligned parallel with the z-axis and which is moveable parallel with the z-axis, using a rotating, rotationally symmetric grinding or p... | 01/09/2007 |
| 7136718 | Numerical control apparatus When a read block includes a code for setting a machine coordinate system used for exchanging a tool or the like, it is determined whether a feed rate specifying modes, set by a parameter, is (a) specification by using parameters, (b) specification by a program, or ... | 11/14/2006 |
| 7123984 | Threading control method and apparatus therefor A threading control method and apparatus therefor is provided, in which, when carrying out thread-cut machining operations several times at one position, synchronized with main-spindle rotation and controlling movement of a threading spindle, deviations in thread gr... | 10/17/2006 |
| 7119511 | Servo system for a two-dimensional micro-electromechanical system (MEMS)-based scanner and method therefor A servo control system for a micro-electromechanical systems (MEMS)-based motion control system (and method therefor), includes a motion generator having an inherent stiffness component. ... | 10/10/2006 |
| 7110851 | Numerically controlled device In the processing preparation operation for checking a processing program and the tool compensation amount, a series of confirmation operations for all the tools are easily made using the processing program as conventionally used, without having limitations on the c... | 09/19/2006 |
| 7110853 | Processes and devices for computer-aided adaptation of an application program for a machine tool A process and device for computer-aided adaptation of an application program for a machine tool is described. A sequence of control commands for feed axes of the machine tool defines a contour to be traveled by a tool relative to a workpiece. Based on the sequence o... | 09/19/2006 |
| 7110854 | Numerical control apparatus for machine tool and numerical control method for machine tool A numerical control apparatus for machine tool, including: an NC program storage portion; an electronic cam data transformation unit which transforms an NC program into electronic cam data; a constant circumferential velocity control command detection unit which det... | 09/19/2006 |
| 7099738 | CAM system and program, and method for controlling CAM system A Computer Aided Manufacturing (CAM) system enables high efficiency and high quality. The CAM system of this invention includes a unit that uses a computer aided design (CAD) model that is solid model data of a metal mold to be made and a measured work geometric mod... | 08/29/2006 |
| 7099722 | Work machine attachment control system A control system is provided for a work machine having a plurality of removably attachable work tools. The control system has at least one operator input device that is configured to control a movement speed of the work machine. The control system also has a tool re... | 08/29/2006 |
| 7093383 | Automatic hydraulic load leveling system for a work vehicle A machine has a boom, that is pivotally raised and lowered by a first cylinder, and has a load carrier that is pivoted at the end of the boom by a second cylinder. As a machine operator commands movement of the boom, the position of the load carrier is automatically... | 08/22/2006 |
| 7085620 | Servo controller In response to a learning control start command from an external apparatus, an input switch for inputting a position deviation to learning control means and an output switch for outputting correction data from the learning control means are turned on, respectively, ... | 08/01/2006 |
| 7072724 | Method for processing the parameters of a spatiotemporal trajectory Method for processing parameters of a spatiotemporal trajectory of movement of a moving body, this method being characterized in that: after having collected the data of the trajectory, the curvilinear abscissa (s) of the trajectory is calculated at least for the po... | 07/04/2006 |
| 7070368 | Method for setting a machining feed rate and a machine tool using the same A machining feed rate for machining a workpiece portion to be machined by a machining tool based upon a machining program is set by reading a data of the workpiece portion, by sectionalizing the workpiece portion in an area corresponding to a workpiece shape of the ... | 07/04/2006 |
| 7072734 | Method and apparatus for controlling a machine tool When a command radius r of a circular interpolation control exceeds a threshold value, a computer computes a speed limit for the circular speed at which the acceleration becomes constant. When the command radius r of the circular interpolation control is less than o... | 07/04/2006 |
| 7050883 | Off-line feed rate scheduling for reduction of machining time and enhancement of machining accuracy in CNC machining An off-line feed rate scheduling method of a CNC machining process includes selecting a constraint variable and inputting a reference value related to the constraint variable; estimating a cutting configuration where a maximum constraint variable value (CVV) occurs ... | 05/23/2006 |
| 7047102 | Method and apparatus for generating data for machining An object of this invention is to generate NC (Numerical Control) data to improve efficiency of machining. This invention comprises the steps of: generating NC data to machine a first portion of an object, wherein the first portion is specified based on a supposed c... | 05/16/2006 |
| 7039493 | Numerical control apparatus In a numerical control apparatus, a speed difference ΔS between a program command value Sc of spindle speed and a spindle rotational speed Sov to which a spindle rotational override is applied is determined. From the speed difference ΔS and a pitch command value P... | 05/02/2006 |
