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| Number | Title | Issue Date |
| 7353676 | Method and apparatus for precision rolling of rotationally symmetrical components An apparatus (1) and a method serve for precision rolling of a surface area (2) of a rotationally symmetrical component (3), especially a screw. The apparatus (1) includes at least two spaced apart rolling tools (4, 5), a measuring... | 04/08/2008 |
| 7076979 | Method and device for producing curved lengths of spring band steel In a method and a device for producing curved lengths of spring band steel in order to produce precisely toleranced, dimensionally stable bending radii, the spring band steel (10) pass through a bending unit (20), which is comprised of three support po... | 07/18/2006 |
| 7024904 | Contour roll former in particular for extruded metal profiles A contour roll former capable of operating with different sets of pairs of roll forming heads depending on the type of extruded profile to be produced. The contour roll former includes pairs of heads mounted on carriages capable of sliding horizontally back and fort... | 04/11/2006 |
| 6997026 | Quick change metal stud to hemmed track roll forming system An apparatus and method for selectively forming metal stud and track members from sheet material, the apparatus including a stud forming assembly capable of transforming the sheet material into a stud member as the material exits the stud forming assembly, and a tra... | 02/14/2006 |
| 6983631 | Method for operating a mill train and a correspondingly embodied mill train The invention relates to a mill train (1) for milling a strip-type product to be milled (10). Said mill train comprises a number of roll stands (2) which are successively arranged in a milling direction (x) and which can be respectively pivoted ... | 01/10/2006 |
| 6779373 | Method for preadjusting and controlling the strip planarity in flexible single-pass and reversing rolling of a strip-shaped material web A method for preadjusting and controlling strip planarity in flexible single-pass and reversing rolling of a strip-shaped material web using at least one work roll pair forming a roll gap and back-up rolls for the work rolls, and devices for roll adjustment, roll be... | 08/24/2004 |
| 6708547 | Rolling mill and rolling method There are disclosed a rolling mill capable of keeping a uniform plate of thickness distribution and manufacturing a good-quality plate, and a rolling method. The rolling mill comprises working rolls movable in roll axis directions, profile-measuring means for measur... | 03/23/2004 |
| 6601422 | Method of operating a rolling train and a control system for a rolling train A rolling train for structural shapes in which at least on one side of a train having a plurality of mill stands, e.g. universal mill stands, a detector is provided for the actual profile of the rolled product. The actual profile is compared with a setpoi... | 08/05/2003 |
| 6438442 | Method for automatic conducting of a straightening process A method for automatic conducting of a straightening process for an object to be straightened, such as sheet metal, strips, sections, pipes, and in particular for wire-like or multiwire-like objects that are to be straightened, in a straightening device o... | 08/20/2002 |
| 6282932 | Axial and transverse roller die adjustment apparatus and method A roller die apparatus for supporting pairs of roller dies in predetermined clearances for processing a web workpiece, and for varying the clearances between the dies to accommodate variations in the thickness of a web workpiece and having first and secon... | 09/04/2001 |
| 6240757 | Process and installation for rolling a metal strip A process for rolling a metal strip, in particular a steel strip, using a cold-rolling train, which is followed by an annealing section and a temper pass section, the outflow thickness, i.e., the setpoint thickness of the metal strip at the outflow from t... | 06/05/2001 |
| 6055834 | Method to control the drawing of the rolled stock A method to control the drawing of rolled stock in a segment of the rolling line includes measuring the section of the rolled stock passing through is made by a first detector located at the outlet of the semi-finishing block and by a second detector loca... | 05/02/2000 |
| 5970764 | Roll forming apparatus A roller die apparatus for supporting pairs of roller dies in predetermined clearances for processing a web workpiece, and for varying the clearances between the dies to accommodate variations in the thickness of a web workpiece and having first and secon... | 10/26/1999 |
| 5233852 | Mill actuator reference adaptation for speed changes A method providing a rolling mill with compensation for changes occurring in rolling parameters that result from changes occurring in mill speed. The rolling parameters are under control of actuators that are connected to receive control reference voltage... | 08/10/1993 |
| 4137741 | Workpiece shape control A method of controlling the shape of a workpiece in a rolling mill through the control of workpiece crown as the workpiece is being rolled includes the calculation of the roll-separating force required on each reducing pass as a function of roll elasticit... | 02/06/1979 |
