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| Number | Title | Issue Date |
| 7442154 | Machine tool and a method for changing the tool in a machine tool In a machine tool comprising at least one tool carrier and at least one moveable workpiece carrier with which one or more workpieces are positionable for machining, a tool can be changed in a simple manner by providing a tool holding device connected to the at least... | 10/28/2008 |
| 7322105 | Methods for manufacturing endodontic instruments by milling A method for manufacturing endodontic instruments by milling. A provided metallic (e.g., a nickel-titanium alloy or stainless steel) thread or wire having a longitudinal axis is advanced along its longitudinal axis at a feedrate while contacting at least a portion o... | 01/29/2008 |
| 7258514 | Machine tool comprising parallel tool spindles that can be repositioned in relation to one another A machine tool is provided, in particular for the synchronous machining of workpieces. The tool includes two or more spindle units (2, 3), which run parallel in a machining unit and are designed to hold tools and repositioning devices for the precise adjustme... | 08/21/2007 |
| 7240415 | Machine for processing material in the form of slabs, in particular natural stone material, ceramic material and conglomerate A machine for processing, in particular for cutting workpieces in the form of slabs, comprises a spindle (36) slidably supported by a beam (32) displaceable transversely with respect to the longitudinal direction of a working surface (12). The b... | 07/10/2007 |
| 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 |
| 7114894 | Key cutting machine and method A key cutting machine for cutting a notch pattern on a key blank is disclosed. The key cutting machine comprises a pair of cutting heads and a clamp mechanism. Each cutting head includes a cutting wheel having an edge and an alignment structure mounted behind the cu... | 10/03/2006 |
| 6655884 | Machine tool The automatic machine tool comprises two parallel longitudinal guides supported by a plurality of columns standing on a base, the guides being slidably engaged with two parallel sliding crossbeams that mount respective machining units. The drive motion fo... | 12/02/2003 |
| 6569071 | Reconfigurable multi-spindle apparatus A reconfigurable multi-spindle apparatus for use with a machining device in a plurality of configurations across part families. In one embodiment, the reconfigurable multi-spindle apparatus may include at least two spindle head modules, a mechanism for tr... | 05/27/2003 |
| 6447225 | Spindle assembly drive A spindle assembly, with improved belt drive, is suitable for a multi-axis machining cell providing tool movements along predetermined axes of motion, such as the X-, Y- and Z-axes. Plural machining spindles, each provided with a driven pulley, are mounte... | 09/10/2002 |
| 6428453 | Machine tool A machine tool for cutting workpieces, the machine tool having a tool slide shiftable on or along a machine tool table as support of a machining unit. The machining unit has at least one work spindle and a workpiece support for receiving the workpieces to... | 08/06/2002 |
| 6387025 | Machining device equipped with spindle position interchanger and method for interchanging spindle positions A machining device equipped with a spindle position interchanger comprises a longitudinal table provided on a bed and movable in a horizontal direction; a transverse table provided on the longitudinal table and movable in a direction perpendicular to the ... | 05/14/2002 |
| 6338705 | Apparatus for machining caliper blocks and brackets of motorcar disk brakes A machining head (36) is drivable along a vertical axis and two horizontal axes with respect to a workpiece held on a workpiece-holding device, and has, at progressively lower levels along said vertical axis, one or two high-speed spindles (44), one or tw... | 01/15/2002 |
| 6319104 | Tool for resurfacing machine A tool for use in an abrading or resurfacing machine includes a head portion, a shank portion and a base portion, the shank portion joining the head and base portions and having a shape that tapers outwardly from a narrow neck where it joins the head port... | 11/20/2001 |
| 6145178 | Milling machine with horizontal and vertical spindles A machine tool comprises a base with an upstanding column, a vertical spindle axis tool driving unit symmetrically located and vertically movable on the front of the column, a frontwards oriented horizontal spindle axis tool driving unit symmetrically loc... | 11/14/2000 |
| 6050760 | CNC milling machine A CNC milling machine comprises a main transmission shaft driven by a motor, an upright shaft provided with a transmission wheel set that is actuated by the main transmission shaft, an engagement device having a main shaft which is provided with a connect... | 04/18/2000 |
| 5996659 | Matched pair of plywood edge-banding router bits A matched pair of two rotatable cutting tools (bits) is adapted to be individually chucked into a common router. Each of these two cutting tools includes a shaft with a removable nut, two or three cutters, one or two bearings, and suitable shims. A first ... | 12/07/1999 |
| 5980172 | Double cutting spindle unit for a cutting machine A double cutting spindle unit comprising a main spindle unit and a sub-spindle unit mounted on the main spindle unit and vertically slidable relative to the main spindle unit. The chucking member is normally biased toward its fastening direction by a fast... | 11/09/1999 |
| 5943750 | Reconfigurable machine tool In accordance with the teachings of the present invention, a machine tool assembly is easily reconfigurable to perform single or multiple machining processes on a workpiece so that this machine has exactly the functionality required to perform a given set... | 08/31/1999 |
| 5727913 | Double edge trimming tool A tool for simultaneously machining two opposing edges of the end face of a horizontal plate is disclosed. The tool comprises two machining means, rotatable about a vertical axis; the lower machining means is at a fixed vertical position, while the vertic... | 03/17/1998 |
| 5699598 | Machine tool with a plurality of spindles The machine tool bas a combined slide which is formed of partial slides and is movable in the X direction on two linear guides by means of guide carriages. The two partial slides are supported directly relative to one another by support guides and can be ... | 12/23/1997 |
| 5628594 | Horizontal insert for universal turret milling machines A horizontal insert designed for horizontal insertion in a universal turret milling machine, particularly Bridgeport-type milling machine, to facilitate performance of horizontal milling, drilling, boring and tapping operations, as well as standard vertic... | 05/13/1997 |
| 5433563 | Cutting tool A tool for preparing a substrate edge of a counter-top to accept a molded apron having at least two perpendicular appendages. The tool includes cutters for cutting a channel and/or a rabbet into the substrate edge. The spacing between the cutting edges of... | 07/18/1995 |
| 5134762 | Combination alignment cylinder boring and deck milling device A combination cylinder boring and deck milling machine that has horizontal and vertical tools that can be used for drilling or machining a work piece.... | 08/04/1992 |
| 5112170 | Casting fin removing apparatus for aluminum wheel An apparatus for removing a casting fin created on the tire-mounting surface of an aluminum wheel comprises: a chuck for positioning the center of the aluminum wheel at a predetermined position in the apparatus and positioning the casting fin on a predete... | 05/12/1992 |
| 4685845 | Guide pad resurfacing apparatus A babbit guide plug resurfacing apparatus includes a motorized clamp assembly for holding a circular saw guide in a fixed position so that guide plugs on both sides thereof are exposed, and for moving the saw guide into engagement with an abrading assembl... | 08/11/1987 |
| 4674923 | Access notches for indexing inserts in a groove mill A tool for use in a groove mill to simultaneously form spaced grooves in the interior surface of a bore with the tool including a shank and a pair of heads mounted thereon in spaced relation and in a detachable, non-rotative manner. Each head includes a p... | 06/23/1987 |
| 4602901 | Milling-boring machine A milling-boring machine is described which allows various types of operations to be carried out on a workpiece of medium-large size so as to allow its complete working in a single location. The machine includes a pillar, a slide movable vertically along ... | 07/29/1986 |
| 4565475 | Drill point milling machine and method A method and apparatus for milling drill points in screw blanks. Form relieved milling cutters are rotated at unusually high speeds to produce high performance screws at improved rates of production. The cutters can be adjusted in a simple manner to achie... | 01/21/1986 |
| 4557303 | Spindle shaper A spindle shaper machine tool successively performs a plurality of operations on a work piece without removal and replacement of cutter heads on the spindle. The cutter heads are superimposed on the spindle, a fluid pressure jack quickly shifts the spindl... | 12/10/1985 |
| 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 width comprises a frame which carries a power station thereon.... | 08/20/1985 |
| 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 thereon and adapted to be displaced in the direction of the X-a... | 04/23/1985 |
| 4378621 | Headstock for a universal milling and drilling machine A headstock for a universal milling and drilling machine. The headstock includes a horizontal spindle within the headstock housing. A swivel head to which a vertical milling head is mounted is rotatably mounted at a 45° angle on the headstock and is lock... | 04/05/1983 |
| 4326824 | Process for longitudinal adjustment of tools The present disclosure teaches a process and related apparatus for longitudinal adjustment of tools for individual working spindles of a multiple-spindle automatically controlled machine tool. The tools introduced into the working spindles in the directio... | 04/27/1982 |
| 4309134 | Crankshaft milling machine The present crankshaft milling machine comprises at least one milling slide in which the drive spindle is rotatably supported. A milling tool with axially spaced disk cutters is also rotatably supported in the milling slide and operatively connectable, fo... | 01/05/1982 |
| 4274183 | Apparatus for copy-machining of a workpiece An improvement is disclosed in apparatus for copy-machining a workpiece from a master model, the apparatus being moved along the workpiece by a feed mechanism in response to the scanning of the master model. The improvement comprises a first tool and a se... | 06/23/1981 |
| 4069741 | Vertical tool head for headstock of horizontal drilling-milling machines A vertical tool head for the headstock of a horizontal drilling-milling machine which is carried by a support means above and displaceable parallel to a horizontal tool spindle and can be clamped in its work position at a headstock projection and drivable... | 01/24/1978 |
| 3958491 | Machine tool A universal sharpening, grinding and milling machine comprises a horizontal table having a vertical column mounted for a limited vertical and horizontal movement relative to the table. A tool-carrying head including a shaft carrying tools at both ends and... | 05/25/1976 |
