Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7302820 | Method for changing the configuration of a rolling mill and advanced rolling mill for carrying out said method The invention relates to a method for changing the configuration of a rolling mill including at least two working rolls and two back-up rolls, means for applying a clamping load and two sets of hydraulic cambering cylinders, at least of both working rolls. Ac... | 12/04/2007 |
| 7131307 | Compact rolling mill and a method of producing a thin strip The invention relates to an apparatus for rolling a strip (21) comprising a first work roll (24), which is mounted from both ends with bearings (35) to the mill frame, a second work roll (25), which work rolls (24, 25) are forming ... | 11/07/2006 |
| 7104101 | Roll stand The invention relates to a roll stand comprising a pair of work rolls 1, 2 for rolling a metal strip B, comprising back-up rolls 8, 9, 10, 11 which provide lateral support to their respectively allocated work rolls 1, 2, with support force direc... | 09/12/2006 |
| 6619092 | Tandem rolling mill facility and rolling method using the same In a tandem rolling mill facility and a rolling method using the tandem rolling mill facility, stable rolling is performed with suppressing deflection of working rolls and without fluctuation of working roll bearing boxes. Axes of working rolls 1 are offs... | 09/16/2003 |
| 6496120 | System for on line continuous skidding detection in rolling mills A system for continuous and real-time detection of skidding conditions in a rolling mill in which continuous monitoring of conditions which could lead to skidding and analysis of the monitored conditions is effected and wherein an alarm signal is produced... | 12/17/2002 |
| 6446477 | Plate rolling mill The invention intends to always maintain a distance between a hydrostatic pressure bearing and a roll even in a transient state before and after the start of rolling, thereby sufficiently and surely preventing damage of those components upon contact with ... | 09/10/2002 |
| 6003355 | Rolling mill and rolling method To provide a rolling mill in which work rolls being supported horizontally by static pressure bearings wherein, even under the action of an excessive horizontal force, preventing contact between the work rolls and the static pressure bearings to ensure th... | 12/21/1999 |
| 5406817 | Rolling mill and rolling method A rolling mill has a work roll and a back-up roll for supporting the work roll vertically and driving it. A plurality of horizontal support rollers contact the work roll at barrel diameter outside the rolling region and at a both horizontal sides of the w... | 04/18/1995 |
| 5119656 | Rolling mill with offset work rolls positioned and controlled by support rolls and method of using same A rolling mill for rolling metal strip moving in a horizontal rolling direction, has work rolls which engage the strip and are supported vertically by backup rolls through which drive is applied. The work rolls are supported in the horizontal rolling dire... | 06/09/1992 |
| 5007273 | Four-high roll or six-high roll stand having laterally supported working rolls In a multi-roll stand having laterally supported working rolls 4, each working roll 4 is supported at at least one side against a radially unmounted lateral intermediate roll 5, which, for its part, is supported against a first, radially mounted supportin... | 04/16/1991 |
| 4763505 | Rolling mill stand with roll replaceability A plurality of roll-journaling insert bodies for the upper rolls and for the lower rolls raisable and lowerable are mounted on and offset form a stand gate by feet insertable in a plurality of supporting members and, on lowering, lock successively against... | 08/16/1988 |
| 4724698 | Method and apparatus for rolling strip A mill stand having a pair of work rolls cooperating with at least one backup roll. Bending forces are applied to at least one work roll at or adjacent the ends thereof. The work rolls may be offset with respect to the backup rolls in either an upstream o... | 02/16/1988 |
| 4631948 | Roll stand with braced and offset working rolls A rolling stand has a support frame, a pair of small-diameter working rolls defining a workpiece nip open perpendicular to the plane and rotatable about respective horizontal, parallel, and vertically spaced axes. A pair of large-diameter backup rolls are... | 12/30/1986 |
| 4539833 | Rolling mill with flatness control facility Disclosed is a rolling mill in which an intermediate roll is interposed between a work roll and a backup roll and is offset by a suitable distance in the direction of the rolling line. A horizontal bending force is exerted to the intermediate roll so that... | 09/10/1985 |
| 4531394 | Six-high rolling mills Improved support means for the lateral support roll assemblies of a six-high rolling mill of the type having a pair of housings, a pair of vertically in-line work rolls, vertically in-line back-up rolls, intermediate in-line rolls located between the work... | 07/30/1985 |
| 4462236 | Fourteen-high rolling mill A new rolling mill configuration is provided containing fourteen rolls and which may be described as an improved six-high arrangement. The mill contains two substantially identical upper and lower roll clusters. Each roll cluster comprises a floating work... | 07/31/1984 |
| 4270377 | Eighteen high rolling mill A new rolling mill configuration providing improved performance and lower cost than is possible for conventional four-high and six-high mills. This mill configuration contains eighteen rolls and may be described as an improved six-high arrangement, the improve... | 06/02/1981 |
| 4248073 | Cluster type cold rolling mill A cluster type rolling mill intended to provide work roll sizes in the range between the small sizes available with current cluster mill designs and the large sizes available with current four-high mill designs is disclosed. This mill combines the advanta... | 02/03/1981 |
| 4197731 | Rolling mill capable of increased torque transmission A rolling mill arrangement is disclosed in which a basically six-high mill has intermediate rolls which have no necks and are supported laterally by side support roller assemblies, and in which the work rolls are also laterally supported, whereby higher t... | 04/15/1980 |
