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| Number | Title | Issue Date |
| 7179029 | Machine for machining workpieces, especially crankshafts and camshafts, with at least one internal cutter milling tool A machine for machining workpieces has at least one milling tool with an internal cutter. The machine is provided with a first guide system and a second guide system parallel to the first guide system. The first guide system has at least one compound slide having a ... | 02/20/2007 |
| 7137940 | Machining center Machining is possible in such a manner that an optional position of a workpiece is positioned just under a tool by rotation of a turn table in a C-axis direction, movement of the turn table in a Y-axis direction, and movement of a spindle in a Z-axis direction, so t... | 11/21/2006 |
| 7111372 | Computer-controlled milling machine for producing lenses for clip-on accessory A milling machine for shaping blanks to create filter lenses for a clip-on accessory whose pair of filter lenses register with a pair of optical lenses in prescription eyeglasses when the accessory is hitched onto the frame of the eyeglasses. The frame of the eyegla... | 09/26/2006 |
| 7063654 | Machining center Machining is possible in such a manner that an optional position of a workpiece is positioned just under a tool by rotation of a turn table in a C-axis direction and movement of a spindle on a Y-Z plane, so that a width of a main unit in a X-axis direction can be ma... | 06/20/2006 |
| 6796012 | Milling machine for carrying out milling and turning operations on rod material A milling and drilling machine for rod-shaped material. A motor-driven spindle head is movable on a column along a first coordinate axis and includes a work spindle capable of selectively accommodating milling and turning tools. A separating device transversely sepa... | 09/28/2004 |
| 6749377 | Process for edge-machining of optical lenses A process for edge-machining an optical (spectacle) lens including preliminary machining of an edge of the lens rotatable in controlled manner about a rotational axis of a workpiece by a first edge-machining tool adjustable radially relative to the rotational axis o... | 06/15/2004 |
| 6666630 | Milling machine and milling process The invention concerns a 3D milling machine and a 3D milling process. The milling machine comprises a milling unit (2) with a motor driven work spindle (4) for receiving a milling tool, a work table for clamping work pieces, guide and drive device for pro... | 12/23/2003 |
| 6604896 | Devices for exactly positioning a workpiece and a tool machining the workpiece Devices adapted to position exactly a workpiece and a machine tool for machining the workpiece to create a shaped article that conforms to a specification therefor. The device for positioning the workpiece includes a rotary table in which the workpiece is... | 08/12/2003 |
| 6282766 | Roll cutter The present invention discloses a roll cutter. The roll cutter has a housing. To the housing, there is attached a base, a cutter assembly, and an optional hoist assembly. The hoist assembly is a telescoping tower that allows the user to engage a roll usin... | 09/04/2001 |
| 6219918 | Method of finish machining a spoked wheel rim A spoked wheel rim having a hub defining an axis, a plurality of spokes projecting radially from the hub, and a rim ring attached to outer ends of the spokes is machined by first mounting it in a loading/unloading station into a holder rotatable about a h... | 04/24/2001 |
| 6101694 | Method for removing used elastomeric covers from rollers and a device for performing same The method for removing used elastomeric covers from rollers is performed by approaching a rotating cutter head having a number of cutting tools mounted on an indexable insert holder from one end of the cover of the rotating roller to close to the roller ... | 08/15/2000 |
| 5890854 | Shaping tool for stock removal machining of wheelsets A shaping tool for the stock-removal machining of wheelsets. The tool contains a shell-end milling cutter comprised of a disc-shaped body with a multiplicity of cutting edges which overlap each other and are disposed spirally staggered on pitch circles on... | 04/06/1999 |
| 5884379 | Drum processing apparatus An apparatus for processing the cylindrical shells of drums, which comprises a cradle sized for reception in embracing relation with the shell, the shell having a longitudinal axis, the cradle having support structure to clamp a cylindrical surface of the... | 03/23/1999 |
| 5871314 | Device for balancing rotors by material removal A device (1) for balancing rotors (3) by material removal is disclosed, which comprises a milling tool (18) provided with a first and a second cutting regions (18a, 18B) disposed transversely of each other, to remove material in the presence of feed movem... | 02/16/1999 |
| 5816756 | Device for engraving intaglio cylinders A device for engraving intaglio cylinders and similar printing forms having an engraving tool which, together with a sensing member sensing the surface of the printing form to be engraved, is mounted in a holder movable relative to the surface of the prin... | 10/06/1998 |
| 5765270 | Method and apparatus for machining workpieces with eccentric, substantially rotationally symmetrical, workpiece surfaces The invention discloses a method of machining workpieces such as crankshafts, camshafts or similarly shaped members, having surfaces which are disposed both concentrically and also eccentrically relative to a workpiece axis and which are rotationally symm... | 06/16/1998 |
| 5735028 | Processing apparatus with movable processing tool and processing method A processing apparatus with a movable processing tool, which includes a position detecting sensor for detecting a rotary position of a to-be-processed object held by a holding member set to a rotary main shaft, a deflection detecting sensor for detecting ... | 04/07/1998 |
| 5678963 | Method for truing sets of rail vehicle wheels by chip removal and under-floor machine for performing the method Wheels of rail vehicles are trued while the wheels are kept rotating about a wheel center of rotation that is continuously corrected to keep the center of rotation in a fixed position in response to eccentricities a wheel may have, especially in its outer... | 10/21/1997 |
| 5644828 | Device for in situ repairing of a cylinder in a printing machine A device for repairing a cylinder in a printing machine while the cylinder is installed in the printing machine. The device includes a cross slide rail having a base body with longitudinal guides, a longitudinal support slidably mounted on the longitudina... | 07/08/1997 |
| 5586476 | Process and device for machining bars, tubes or tube blanks A process and device for machining bars, tubes or tube blanks, especially strand-cast copper blanks, in which the work piece to be machined--supported in the cross-plane of the metal-cutting device is cut on its periphery and along its length, while the d... | 12/24/1996 |
| 5580198 | Method and apparatus for manufacturing an article in the form of a scroll A tool is brought into contact with a radially outer part of an inner wall surface of a scrollwall along an X-axis at a position displaced from the center of a basic circle of an involute curve by a radius of the basic circle along a Y-axis. Thereafter, t... | 12/03/1996 |
| 5535652 | Lathe apparatus The invention comprises an automatic lathe apparatus adapted to be programmed for automatically cutting work pieces into contours with a pair of radial saw blades. The apparatus has an elongated frame with a center drive mechanism movably mounted on the f... | 07/16/1996 |
| 5529446 | Method of milling at least a localized region of a workpiece In a method of milling at least one localized region of a workpiece the workpiece is rotated about a horizontal axis of a cylindrical region having a radius Rp. An external contour of radius RF of a tool is brought into contact with ... | 06/25/1996 |
| 5361470 | Processing apparatus with movable processing tool A processing apparatus with a movable processing tool, includes a deflection detecting device, a rotating position detecting sensor, an arithmetic unit, an output circuit, a fine adjustment device, and an XY table. The detecting device detects a plurality... | 11/08/1994 |
| 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 to the first axis. A cutter is operably associatable with t... | 06/08/1993 |
| 5159741 | Machine for the machining of metal The invention relates to a machine for machining by cutting with workholder and tool holder rotating in positive drive with respect to each other, the axis (z) of which toolholder extending askew to the workholder axis of rotation (x), is swingable and lo... | 11/03/1992 |
| 5103558 | Method and apparatus for machining scroll wraps A method and apparatus for machining a matched set of fixed and orbiting scroll members for use in a scroll compressor. The respective wrap surfaces of the scroll members are simultaneously machined by respective rotating cutting tools. Specifically, rota... | 04/14/1992 |
| 5078556 | 3-phase crankshaft machining The present invention relates to a method and an apparatus for the finish-machining of the bearing diameters, particularly the main bearing diameters and of the adjoining cheek side surfaces on crankshafts and similar workpieces in a single chucking. In o... | 01/07/1992 |
| 5052089 | Multi-function machine tool which permits complex machining of long pieces The machine tool of the invention combines the following three features: the workpiece holder (22) rotates around an axis (C) which is referred to as horizontal turning axis and is parallel to one (X) of the three orthogonal axes (X, Y, Z), the said axis ... | 10/01/1991 |
| 5027681 | Cutting and machining device for cylindrical bodies, especially tubes The device comprises a lower frame (1) with lower supporting rolls (2) to support a cylindrical body (3) to be placed thereon, rotating elements (6-11) to rotate the cylindrical body, and a cutting/machining means (4) for cutting and/or machining the cyli... | 07/02/1991 |
| 4914869 | Method for correcting and buffing tires An improved apparatus and method are provided for cutting a tire surface to remove selected portions of rubber from the tire surface while the tire is rotating. The apparatus and method are especially useful in removing tread material from the tire to imp... | 04/10/1990 |
| 4730961 | Edging machine preferably for chains The present patent of invention relates to an edging machine that permits the machining of two opposite sides of a chain even contemporaneously. The machine consists essentially of a vice (4) for gripping and feeding the chain, the said vice showing a cen... | 03/15/1988 |
| 4717296 | Method and apparatus for finishing workpieces A method of rough finishing a piston, including removing gates and sprues, while the piston is rotated at a relatively slow speed. A rotating milling cutter provided with a multiplicity of cutting elements is positioned relative to the rotating piston suc... | 01/05/1988 |
| 4683787 | Method of machining a workpiece in a turret lathe and an nc lathe for performing this method A method of machining a workpiece, which is rotatable about a first axis, by a tool pivotable about a second axis parallel to the first axis and drivable about a third axis perpendicular to the second axis. To allow the circumference of the workpiece to b... | 08/04/1987 |
| 4640651 | Computer memory disc and method for machining same A method for machining a thin workpiece to equalize machining induced stresses within the workpiece. The method produces a thin workpiece on which the machining lines intersect on the workpiece's machined surface. The method includes passing the workpiece... | 02/03/1987 |
| 4635340 | Method of machining a workpiece in a turret lathe and an NC lathe for performing this method A method of machining a workpiece, which is rotatable about a first axis, by a tool pivotable about a second axis parallel to the first axis and drivable about a third axis perpendicular to the second axis. To allow the circumference of the workpiece to b... | 01/13/1987 |
| 4553885 | Apparatus for the initial and improvement machining of active surface of steer cams, particularly of brake spanners An apparatus for original and improvement machining of the active surfaces of steer cams, mainly of brake spanners, in which the kinematic chain connecting together a work piece being rotation-safely clamped and a basic slide comprises a non-reversing fre... | 11/19/1985 |
| 4540031 | Machine for removing material from logs A machine for removing root swellings on tree logs comprises a holding device (2) for supporting the log generally from below with an end portion (4) thereof protruding freely from the holding device. Furthermore, the holding device is adapted to cause th... | 09/10/1985 |
| 4538945 | Apparatus for machining a polygon profile on a workpiece In an apparatus for machining polygon profiles, comprising a workpiece spindle and a tool spindle (12) driven in synchronism therewith and carrying an eccentric tool (22), wherein the transmission ratio between the workpiece spindle and the tool spindle a... | 09/03/1985 |
| 4534687 | Polymeric belt cutting apparatus A belt cutting apparatus and method of making same are provided for cutting a non-contoured and cured polymeric belt sleeve to define an endless power transmission belt construction having at least one pair of opposed non-parallel side portions wherein su... | 08/13/1985 |
