Matches 101 - 150 out of 410 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
4299061 Cam machine with acceleration control  
The invention provides apparatus and a method for use in machining cam profiles, and is suitable for use in grinding, milling, turning or otherwise forming cams. A workpiece, i.e. a cam blank, is...
4273482 Automatic tool-moving machine  
An automatic machine for displacing a shaping tool, such as a router, over a work area includes a tool mounting assembly carried by support means such as an articulated arm. The arm is movable by...
4239072 Method and apparatus for edge-trimming a board  
A method and apparatus for edge-trimming a board by means of an edger having two cutter heads adjustable in relation to each other in which the cutter heads are arranged to be movable in a...
4208718 Method of optimizing the operation of a computer controlled machine tool  
The feed rate of a computer controlled machine tool is periodically calculated every 9.6 milliseconds to produce a horsepower equal to a target horsepower at the cutting tool during a milling...
4178834 Machine tool having deflection compensation for tool support arm  
An improved machine tool includes an extendible ram or tool support arm. As the ram is extended, the outer end portion of the ram deflects downwardly under the influence of gravity. To compensate...
4163313 Transfer machine  
A transfer machine composing of a rotary indexing table with a positioning device for transferring plural jig plates holding workpieces to be machined thereon and which are intermittently indexed...
4158987 Pressure foot for machine tool  
This invention provides a frictional clamping arrangement for holding the workpiece being cut by a router so as to prevent movement of the cutout portion of the workpiece in the last increment of...
4133111 Apparatus for detecting limits of travel  
A motor driven plotter has a plotting head which is translated in two coordinate directions over the work surface of a plotting table. The plotting head is mounted on a first carriage which moves...
4075753 Plural slide machine  
A plural slide machine is disclosed for machining a first and a second workpiece comprising a first and a second slide for respectively receiving the first and the second workpiece. The first and...
4057893 Milling table lathe  
A lathe head (work rotating device) and lathe tail stock (when required) are mounted on the table of a conventional numeric control milling machine. A tool holder and support are secured fixedly to...
4050354 Machine tool equipped with a magazine  
A machine tool equipped with a magazine and a guide drum which is disposed alongside the magazine. A tracer is mounted on the guide drum and is movable in a three coordinate system and the magazine...
4050001 Edit circuit for a numerical control system  
An edit circuit for a numerical control system, in which a plurality of series of input data having a common control data are edited into a single series of data. Said circuit comprises a plurality...
4043700 X-Y control for radial arm and headstock of a radial drilling machine  
This invention comprises a control for moving a headstock longitudinally on a radial arm of a radial drilling machine and for moving the radial arm angularly about the axis of rotation, by moving...
4036107 Workpiece orientation column and process  
A vertical orientation column capable of orienting or positioning a large workpiece, such as a marine propeller, with respect to four or five axes and a process for machining large and complex...
4031669 Automatic profiling machine  
A model and a workpiece are rotated synchronously, and a stylus is disposed for relative movement toward or away from the model in a direction perpendicular to the axis of rotation thereof for...
4026143 Ultrasonic sensor assembly  
A mounting assembly for supporting an ultrasonic transducer within a machine tool. An ultrasonic tube assembly mounted coaxially within a machine spindle and tool supports an ultrasonic sensor...
4018113 Apparatus for adjusting the cutting edge of a tool in a machine tool  
The invention relates to the positional adjustment of a cutting tool in a machine tool for the purpose of ensuring that the cutting tool is exactly in its correct position prior to starting...
4017723 Apparatus for controlling repetitive cutting cycles on a work piece being cut by a cutting tool of a lathe  
Apparatus for controlling repetitive cutting cycles on a work piece being cut by a cutting tool of a lathe. The apparatus is comprised of means for storing a plurality of coded signals to control a...
4016784 Tool setting device  
The present invention relates to a tool setting device for use with numerically controlled machine tools, such as lathes and milling machines. A reference position of the machine tool relative to...
3995528 Tool length compensator for numerically controlled machine  
An annular frame having a biased target plate thereon is mounted in a selected path of advance of each of the usual plurality of tools of a N.C. machine. Two micro-switches are mounted for...
3991653 Pneumatic fail-safe sensor system for N/C machine tool  
A pneumatic fail-safe sensor system including a probe adapted to monitor the outline of a master pattern as the directed cutter spindle system of an N/C machine tool forms a part is disclosed. When...
3991652 Educational device for teaching numerical control  
An educational device for teaching the principles of numerical control includes a machine tool having three-axis movement with a predetermined fixed rate of movement along each axis. A control tape...
3986433 Lap milling machine  
A programmable machine for automatically cutting and/or resurfacing a selected arcuate pattern upon either a convex or concave lap, particularly such laps as may then be used for forming and...
3980938 Scale control device for use in profiling machine tool  
There is disclosed a scale control device for use in a profiling machine tool, which comprises: relative displacement detecting means detecting a relative displacement and a displacing direction of...
3973858 Pneumatic control device for terminating the machining operation of a spindle machine  
The invention relates to a pneumatic device for controlling the termination of an operation on a workpiece by means of the spindle of a machine. Said device comprises, around the front or tool end...
3973859 Automated drilling system  
A compound curvature workpiece is secured in a fixture and scanned to detect position variations by an optical camera carried by a manipulator head. The manipulator head is driven in the X, and Y...
3967515 Apparatus for controlling vibrational chatter in a machine-tool utilizing an updated synthesis circuit  
A method and apparatus for controlling vibrational chatter in a machine tool operation wherein a workpiece and a tool are mounted in a manner to permit controlled and forced engagement of the tool...
3960188 Programmed contour copying machine  
A contour-copying machine in which a plurality or workpieces are spanned between headstocks and tailstocks and rotatable synchronously about respective parallel axes parallel to the rotation axis...
RE28814 Index and table drive means for a machine tool  
A single drive and control means is selectively engageable to provide either rectilinear movement to the table base or rotary movement of an index table carried by the table base.
RE28766 Apparatus for milling cams and the like, as for swiss-type screw machine cams  
The invention is directed to a novel apparatus for milling Swiss-type screw machine cams. The invention provides a highly simplified and economical numerically controlled system enabling Swiss-type...
RE28747 Method and apparatus for engraving characters  
A method and apparatus for engraving characters by the use of numerically controlled machine tools. The characters are engraved by moving a first machine tool about the outline of the desired...
3935766 Method and apparatus for machining cylindrical tubes  
A cylindrical tube having eccentric inner and outer cylindrical surfaces is rotated in a lathe about the axis of its outer cylindrical surface. The thickness of the tube at a relatively small spot...
3932053 Method for controlling the weight correction of workpieces prior to finish-machining  
In the weight correction of workpieces prior to finish-machining, such as connecting rods, the dimensions of the pre-machined surfaces are measured and employed as a factor in the adjustment of the...
3916571 Cam controlled machine tools with contour compensator  
A machine tool wherein a workpiece is mounted for lineal and rotational movement in relationship to a tool which is separately mounted for lineal movement relative to the workpiece. The movement of...
3904944 Machine tool control  
A machine tool control comprising a base, a first slide mounted on the base for vertical movement relative to the base, a second slide mounted on said first slide for horizontal movement relative...
3891910 Machine tool motor control with position offset  
A numerically controlled machine tool in which dimensional information is programmed with reference to a cutting tool centerline, or with reference to a cutting tool of standard dimension,...
3857025 NUMERICALLY CONTROLLED ENGRAVING MACHINE SYSTEM  
A system for automatic simulation by computerized machinery of a hand-engraved pattern in a workpiece. The present system, while concerned primarily in the simulation of engraving patterns by a...
3843875 NUMERICAL CONTROL CHECKERING SYSTEM  
This invention comprises a system for automatically inscribing a preselected design in a work piece utilizing a power-driven inscribing tool, preprogrammed control means incorporating a pattern of...
3841199 GOLF BALL DIMPLE MILLING APPARATUS  
A machine for the production of golf ball dimples is disclosed. The dimples can be produced on golf ball hobs, which are used for making golf ball molds, on the molds themselves or even on...
3842330 METHOD AND APPARATUS FOR NUMERICAL CONTROL OF MEMBERS INDEPENDENTLY MOVABLE ALONG COINCIDENT AXES  
Methods and apparatus relating to either point-to-point or contouring control of the movable members of a machine tool, wherein two or more of such members are movable along a common axis relative...
3831487 METHOD FOR MILLING CAMS FOR SWISS-TYPE SCREW MACHINES  
The invention is directed to a novel apparatus for milling Swiss-type screw machine cams. The invention provides a highly simplified and economical numerically controlled system enabling Swiss-type...
3822632 AUTOMATIC APPARATUS FOR SCARFING SEMIFINISHED PRODUCTS  
An automatic apparatus for scarfing semifinished products in steelworks and the like, comprising a plurality of working members such as cutters or the like, mounted staggered on a frame mobile...
3821921 PROXIMITY DETECTOR FOR NUMERICAL CONTROL SYSTEM  
A method and means for indicating that a tool driven by a numerically controlled spindle is sufficiently close to a workpiece so that the system may be switched from a rapid traverse operation to...
3810414 METHOD FOR GENERATING CONTOURED PART HOLDERS  
A method for generating contoured clamp members for part holders in an automatic sewing apparatus employs the sewing apparatus itself and a cutting tool such as a small motor-driven cutting wheel...
3788171 PROJECTION SCREEN FABRICATION APPARATUS AND METHOD  
A method and apparatus for fabricating projection screen masters from which highly efficient projection screens of improved aesthetic quality can be replicated. The cutting stylus of a...
3786332 MICRO POSITIONING APPARATUS  
A workpiece is positioned in the order of tenths of microns, or less, with respect to a fixed assembly, with automatic stabilization of coordinates by apparatus having a solid base with two movable...
3783741 PROGRAM CONTROLLED COORDINATE MACHINE  
A program controlled coordinate machine including at least two separately functioning coordinate modules each including a bed on each of which a carriage is supported for movement. One of the...
3769865 KEY CODE CUTTING MACHINE  
Device for warding key blanks to code in the form of a punch and stationary anvil having a die face in the form of the deepest ward to be cut in the key. A key holder is slidably movable along the...
3760472 SPINDLE CHANGE MECHANISM FOR A MULTIPLE SPINDLE HEAD MACHINE  
This invention relates to a spindle changer mechanism adapted to selectively interchange a plurality of spindle heads between a single power receiving operating station and a spaced apart storage...
3752036 PROGRAMMABLE FLUIDIC LOGIC CONTROLLED MACHINE TOOL  
A program controlled automatic machine tool having three carriages respectively movable parallel to X, Y and Z axes that are perpendicular to each other. The X and Y carriages are horizontally...
Matches 101 - 150 out of 410 < 1 2 3 4 5 6 7 8 9 >