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| Number | Title | Issue Date |
| 7305859 | Rolling mill The rolling mill comprises a pair of work rolls for rolling a plate material in the thickness direction, a guide for guiding the leading end of the plate material between the work rolls, and a rolling oil supply member for supplying rolling oil between the work roll... | 12/11/2007 |
| 7293440 | Method of setting/controlling wedge in plate material rolling A wedge setup/control method for plate material rolling ensures that the work side and drive side are equal in the rolled plate thickness. The wedge setup/control method, which is used in reversible rolling of a plate material with a rough mill for hot rolling, incl... | 11/13/2007 |
| 7225652 | Graphical rolled steel sheet flatness display and method of using same A method for measuring and displaying the flatness of a rolled steel sheet is disclosed that includes the steps of measuring tension in the sheet at a plurality of locations on the surface of the sheet and determining a plurality of tension ranges into which the sen... | 06/05/2007 |
| 7187514 | Magnetic head assembly and magnetic disc device The present invention implements a magnetic disk drive usable under a wide range of temperature environment conditions, and a magnetic head assembly. The flying height of a magnetic head slider (1) can be controlled against a change of temperature so that the... | 03/06/2007 |
| 7159433 | Method and device for cooling and lubricating rollers on a rolling stand The invention relates to a method and a device for cooling and/or lubricating rollers, in particular the working rollers (2, 3) on a rolling stand and a rolled strip (1), rolled between the above rollers and transported onwards, using water in the form... | 01/09/2007 |
| 7131782 | Paper edge sensing apparatus and method for borderless printing A paper edge sensing apparatus for borderless printing comprises a first paper sensor mounted in connection with the carrier and the frame in the upstream of a paper convey direction of an ink jet position of the ink jet nozzles to detect sheet edges, and a controll... | 11/07/2006 |
| 7028518 | Method of producing seamless steel tubes A method of producing a seamless steel tube to enable it to suppress not only the deviations in wall thickness occurring in the direction of reduction in a mandrel mill but also the derivations in thickness occurring at places deviating from the direction of reducti... | 04/18/2006 |
| 6604663 | Control method of hydraulic pinch roll and control unit thereof A control unit of hydraulic pinch rolls 1 comprises: position detectors 10c, 10d that detect position of right and left cylinder pistons 6c; an arithmetical unit 13 that calculates a difference of output 16c, 16d from the position detectors; a controller ... | 08/12/2003 |
| 6220068 | Process and device for reducing the edge drop of a laminated strip The invention relates to a method for reducing the edge drop of a rolled strip in a roll train having one or more roll stands, at least one roll stand having actuators for reducing the edge drop, which are set as a function of the edge drop of the rolled ... | 04/24/2001 |
| 5799523 | Device for influencing the profile of rolled strip A device for influencing the profile of strip rolled in at least one roll stand includes adjusting units, bending units and possibly displacement units for the stand and spray beams adjacent the rolls of the stand for spraying cooling agent and/or lubrica... | 09/01/1998 |
| 4759205 | Multi-pass rolling method and multi-path rolling-mill stand for carrying out said method A multi-pass rolling method which permits a multi-pass rolling-mill stand to perform multi-path rolling and still stabilize the rolling operation by preventing lateral deviation movement of a metal workpiece being rolled. The rolling-mill stand has three ... | 07/26/1988 |
| 4672830 | Method of controlling an edging opening in a rolling mill A method of controlling an edging opening in a rolling mill, comprising measuring a width distribution of a plate to be rolled at an inlet of an edging roll in the rolling mill, calculating beforehand a width deviation distribution and a length in the mov... | 06/16/1987 |
| 3934438 | Method of long-edge shape control for tandem rolling mill A method of shape control for a tandem mill for rolling strip, wherein the shape of the rolled strip at the delivery side of the final stand is detected to provide a signal corresponding to the long-edge shape, whereby the pattern of roll bending force fo... | 01/27/1976 |
