Matches 51 - 100 out of 410 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
5387061 Parameter monitoring compensation system and method  
A compensation system for a computer-controlled machining apparatus having a controller and including a cutting tool and a workpiece holder which are movable relative to one another along...
5330298 Milling machine accessory providing automatic and manual quill control  
A milling machine has a lower frame portion with a saddle and a table coupled to the lower frame portion by a knee. The milling machine also has a head with a quill and spindle. The table provides...
5311667 Method and apparatus for adjusting line width in a sign engraving machine  
A method and apparatus for automatic line width adjustment for engraving characters on a piece of sign material utilizes two cutters sliding by each other in face-to-face opposing relationship....
5305812 Programmable woodworking dovetail machine  
A bench mounted machine allows an operator to produce both mating components for woodworking through and half-blind dovetails in workpieces suitable for case construction and drawer construction...
5285572 Method and system for machining contoured parts  
A method and system for machining a contoured surface of a part, such as a vane of a vane segment of a nozzle ring in a gas turbine engine. A plurality of original data points from the original...
5261768 Automated edge finishing using an active XY table  
The disclosure is directed to an apparatus and method for automated edge finishing using hybrid position/force control of an XY table. The disclosure is particularly directed to learning the...
5246319 Method and apparatus for creating tool path data for a numerically controlled cutter to create incised carvings  
A 2-dimensional drawing of closed shapes and/or letters is processed for incised carving with a conical tool. Each closed shape is processed independently to generate a plurality of connected...
5246316 Work table orientation apparatus and method  
A method of precisely calibrating a spindle position with respect to a drilling apparatus worktable. The drilling apparatus includes a control device, which calculates an expected relative position...
5217335 Plastic lens generator and method  
The generator for plastic lenses comprises a rotatable chuck for rotating an optical lens blank on a first axis. A drive system displaces the chuck and thereby the lens blank generally transverse...
5214592 Machine tool position correcting method and apparatus  
A machine tool position correcting method and apparatus applied to a machine tool including a spindle head provided on a column and a ram which is movable horizontally on the spindle head and has a...
5193952 Inner circle cutting control apparatus for numerically controlled machine tool  
An apparatus for cutting an inner circle in a workpiece with a cutter of a numerically controlled machine tool linearly moves the cutter from the center of an inner circle in the workpiece in a...
RE34125 Roller hold down device  
A roller hold down device for removable work table which has a pair of rollers which extend transversely across the workpiece mounted on the movable table so as to hold it down and with a pair of...
5144740 Numerically controlled machine tool with automatic tool exchange device and indexing device  
The numerically controlled machine tool provided with an automatic tool exchange device and a work indexing device. After the spindle head completely retreats, the preparation for the next tool,...
5139373 Optical lens pattern making system and method  
A system and related method or process for producing a pattern for a lens to be formed and then placed in an opening in an eyeglass frame utilizes a frame tracing apparatus for providing coordinate...
5137399 Apparatus for processing workpieces  
An apparatus for processing workpieces, comprises a fixing deck, which has a supporting surface and is provided with fixing device, and a numerically controlled tool unit, which is movable over the...
5015130 Contour profiling machine  
A contour profiling machine for the purposes of shortening the period of time for rough machining and forming a smooth machined surface in the execution of machining wherein the outer part or inner...
4989316 Method and apparatus for making prescription eyeglass lenses  
In a method and apparatus for making a lens for a pair of prescription eyeglasses a lens blank is shaped and finished on one of its major surfaces through the use of a machine controlled by the...
4984351 Machine tool  
A machine tool includes two movable tables on which workpiece is mounted. A base mount has an upper surface provided with at least two machinable regions and workpiece handling regions. A column is...
4956786 Marking or engraving machine  
A component part number marking or engraving machine has a microprocessor controlled marking or engraving tool in which a range of part numbers, and the corresponding instructions for operating the...
4944643 Torque thrust and surface sensing device  
A tooling device for numerically controlled machining centers having programmable torque, thrust and surface sensing utilizing a telescopic tool holder comprising an adapter to be retained in the...
4937928 Method of making a dental crown for a dental preparation by means of a CAD-CAM system  
A method of making a dental crown for a dental preparation by means of a CAD-CAM system. In the method, first a model of the dental preparation is made from a refractory material under the control...
4893971 NC machining apparatus  
A machining apparatus for making the scroll parts comprising a headstock including a spindle for supporting a workpiece for rotation, a tool holder for supporting a machining tool, a first carriage...
4834595 Computer controlled engraving by a rotating milling tool  
Method and apparatus for engraving a surface by a rotating tool movable along X, Y and Z axes under computer control. The tool projects through a slit in a housing, the slit having a height greater...
4784539 Tool communications method  
An intelligent Tool System used with Computer Numerical Controlled machining centers consisting of a method of establishing tool presence and type of tooling device and a method of eliminating any...
4711035 Method and apparatus for making a pattern for a lens opening in an eyeglass frame  
A method and apparatus for making a pattern from a blank in accordance with a set of coordinates defining a plurality of data points and collectively characterizing the size and shape of a lens...
4703415 Method of approach in area cutting  
A method of approach in area cutting includes giving in advance an angle θ between a workpiece plane (WPL) and a straight line (SL) connecting an approach starting point (P A ) and a cutting...
4688973 Automated machine tool  
An automated machine tool is provided having an adjusting apparatus for changing the cutting radius of a cutting tool by changing the tool's position on a horizontal axis perpendicular to the axis...
4674928 Milling machine controller  
The controller attaches to a milling machine such as the well-known Bridgeport miller so as to adapt the machine to programmed automatic operation. Controls are associated with all axes of...
4656726 Drilling machine tool  
A drilling machine tool is disclosed having a machine tool body with a movable frame which is movable in the three axial directions X, Y and Z, of a rectangular coordinate system. The tool includes...
4643622 Automatic C-axis feedrate control for machine tools  
A machine tool is provided with a controller for computing, as a function of an established radius and a preset feedrate, a rotational speed for rotating the machine spindle to provide a uniform...
4639172 Trace control method  
Provided is a tracer control method in a master-slave type tracer system having first and second tracer units in each of which a tracer controller (TCC 1 , TCC 2 ) generates velocity commands (V x...
4597145 Tapping machine  
A tapping machine of the type in which the workpiece is automatically positioned, has a releasable connection of the worktable and carriage with the means for horizontally moving the worktable and...
4588339 Tool holder for a cutting machine provided with numerical control  
A tool of a metal-cutting machine provided with numerical control has an information data carrier for storing various data of tool characteristics such as the length, diameter, service life and...
4583280 Methods and means for sequentially measuring the times involved in a plurality of manufacturing operations and for detecting mechanical malfunctions in an automated system  
A series of steps are performed at a plurality of stations on a component as it is automatically transferred from one station to the next during a manufacturing operation. Means and methods for...
4561814 Mechanical tool manipulating method and apparatus  
A mechanical tool manipulating method and apparatus including apparatus and process for splitting axes of drive, wherein the drive means include preloaded lead screw nuts for minimal backlash, and...
4558977 NC Method and system for machining a 3D contour in a workpiece  
A numerical-control (NC) method and system for machining a desired three-dimensional contour in a workpiece with an axial tool, e.g. a rotary milling cutter or electroerosion electrode, formed at...
4536111 Machine tool having numerically controlled adjustable arbor set up for straddle milling  
A machine tool having a numerically controlled adjustable arbor for facilitating different straddle milling operations on random workpieces without the need for manual adjustment of the cutter...
4534685 Tracer control system  
The present invention pertains to a tracer control system for a system performing tracing in an arbitrary direction using a combination tracer control-numerical control unit which is a combination...
4534096 Valve seat with trapped O-ring  
A valve seat (28) having a generally saddle-shaped, eccentric surface (52); a groove (50) of constant depth and width formed in the eccentric surface, having sidewalls (70) perpendicular to the...
4533286 Tool compensation method  
A tool compensation method for cutting a surface on a workpiece having a slanted surface. A radius at a final point is determined by a path computing unit using coordinates of the final cutting...
4530627 Pinless router  
A pinless router comprising a router coupled to a movable support arranged and configured such that it has at least one separable portion which may be decoupled from the remainder of the support, a...
4528780 Process and apparatus for the control of position of a tool of an edge-processing machine for glass panes  
A process and apparatus for the control of the path of the grinding tool of an all-around edge grinding machine supporting a glass pane for movement about a rotational axis. The grinding tool is...
4519167 Process and apparatus for the automatic control of movement of an edge grinding machine  
The invention is in a process, and the apparatus, for path control of a processing tool of a grinding machine for an all-around edge grinding of a glass pane. A cross sled supports the processing...
4512380 Apparatus for the transverse and/or longitudinal machining of wooden workpieces  
The invention relates to apparatus for the transverse and/or longitudinal machining of wooden workpieces, comprising a workpiece carriage for mounting a workpiece or a plurality of workpieces...
4469930 Three-dimensional laser cutting system by a playback method  
A three-dimensional laser cutting system by a playback method, adapted to cut work pieces by means of a laser beam. The system comprises a three-dimensional drive machine provided on its main head...
4447178 Horizontal drilling and milling machine with a headstock moving up and down in guides  
A horizontal drilling and milling machine comprises a vertically movable headstock and a spindle sleeve mounted for horizontal run-out from the headstock. Typically, an outer end of the spindle...
4355446 Automatic tool changer of machining center  
A vertical-type machining center having a spindle carrier which travels in the vertical direction and a turret capable of both rotation and upward and downward movement provided on the spindle...
4328726 Apparatus and method for working on successive segments of sheet material  
Apparatus for cutting patterns from successive contiguous segments of an elongated layup of sheet material has a zoned vacuum table which includes an endless bristle mat conveyor, for shifting a...
4305689 Crankshaft milling machine  
A crankshaft milling machine comprising a bed, a pair of rails fixedly secured to the bed, a spindle fixedly mounted on the bed, a chuck mounted for rotation on one end of the spindle, a first...
4304512 Machine tools  
A machine for machining sheets comprises an arrangement for compressing the sheets to be machined. The arrangement is rotatable about a longitudinal axis comprises at least two rollers for bearing...
Matches 51 - 100 out of 410 < 1 2 3 4 5 6 7 8 9 >