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| Number | Title | Issue Date |
| 7784379 | Cover for machine tool guide structures In a cover arrangement for a machine tool for covering guide and drive structures, comprising a pleated wall arrangement which can be expanded and compressed upon movement of a carriage between which and a machine wall it is connected. The pleated wall structures is... | 08/31/2010 |
| 7419460 | Machine tool with work piece handling arrangement In a machine tool arrangement comprising a machine tool component including a mounting structure for a work piece to be machined by a suitable metal cutting tool, a housing enclosing the machine tool component, a horizontal support beam is disposed above the housing... | 09/02/2008 |
| 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 |
| 6834539 | Rotary machine element and method for detecting positional values of at least one functional part of such a rotary machine element A rotary machine element has at least one functional part performing movements into stop positions, which stop positions are nominal stop positions or mechanical terminal stop positions and are functionally correlated. At least one position sensor is provided for de... | 12/28/2004 |
| 6796199 | Drive for machine components such as carriages, gripping devices or the like A drive for machine components has at least one threaded spindle having spindle sections with oppositely oriented axial pitch. Nuts are seated on the at least one threaded spindle and engage the spindle sections, respectively. At least one motor is connected to the ... | 09/28/2004 |
| 6513988 | Bearing device for a threaded spindle of a machine tool A bearing device for a threaded spindle has a bearing housing with at least one receptacle configured to receive a bearing part of the threaded spindle. The at least one receptacle is a clamping bushing securing the bearing part by electromechanical eleme... | 02/04/2003 |
| 6508150 | REVERSIBLE CUTTING TIP, METHOD FOR PRODUCING SUCH CUTTING TIP, TOOL PROVIDED WITH SUCH CUTTING TIPS, AND METHOD FOR CUTTING A WORKPIECE BY USING SUCH CUTTING TIP OR A TOOL PROVIDED WITH SUCH CUTTING TIP A reversible cutting tip for a cutting tool has a cutting wedge defined by a first face and a first flank. The cutting wedge has a clearance angle of 0° to 3°. The first flank is produced by applying a first coating to the cutting tip and the first face... | 01/21/2003 |
| 5373631 | Method for machining a radially symmetrical workpiece surface and a tool for performing the method A method for machining a rotation-symmetrical workpiece surface includes the steps of rotating the workpiece during machining, roughing the workpiece surface, smoothing in a longitudinal turning process the workpiece surface with a cutting tool having a c... | 12/20/1994 |
| 5275072 | Center drive support for supporting a crank shaft during machining A center drive support for supporting a crankshaft during machining in a machining device comprises a rotatably drivable support member and a drive unit. The rotatably drivable support member has a carrier with at least two clamping elements with clamping... | 01/04/1994 |
| 4995160 | Apparatus for machining axially symmetrical workpiece surfaces An apparatus for machining axially symmetrical workpiece surfaces. The apparatus includes two vises for the workpiece that is to be machined, and two headstocks, each of which has an arbor for a respective tool, with the two tools being aligned with one a... | 02/26/1991 |
| 4993996 | Chain magazine for shop machines A chain magazine for shop machines, especially for apparatus for handling workpieces, including at least one endless rotating chain, preferably a roller chain, that is guided over sprocket wheels. Holders, for accommodating tools, workpieces, or the like,... | 02/19/1991 |
