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| Number | Title | Issue Date |
| 8113026 | Apparatus and method for reducing the section and sizing of rolling mill products for wire rod An apparatus is provided for reducing the section and sizing of rolling mill products for wire rod. The apparatus includes a first finishing monoblock made up of a plurality of rolling stands that are arranged in a sequence suitable for forming a rolling line. The a... | 02/14/2012 |
| 8047041 | Method of reducing thickness of unbroken rolling stock A method of reducing thickness of unbroken rolling stock (14) by longitudinal rolling includes deforming the rolling stock (14) in the width direction with deformation regions (26 to 29; 86 to 88) of the rolls (22 to 25; ... | 11/01/2011 |
| 7475582 | Changeover system and changeover method for a metal forming mill A changeover system for a metal forming mill, in particular for a tube-forming mill, comprises at least one pair of work modules, the work modules of which are adapted to be pivoted into and out of a line of work stations of the mill. Each work module has its own dr... | 01/13/2009 |
| 7334524 | Production vehicle for tritrack transportation system A rail system for transporting dual use vehicles includes a network of multiple non-interconnected rails where each rail comprises an extruded triangular shell and a support material. The rails are supported by a system of support structures where each support struc... | 02/26/2008 |
| 7322220 | Apparatus for manufacturing trapezoidal wire using two-set shaping rollers An apparatus for manufacturing a trapezoidal wire using two-set shaping rollers has a body rotating about a central axis at a predetermined speed, a plurality of first shaping roller sets installed along an outer circumference of the body, each first shaping roller ... | 01/29/2008 |
| 7316144 | Rolling mill consisting of horizontal stands and vertical stands In a rolling mill which consists of at least one horizontal stand (1) and at least one vertical stand (2), which are connected with each other, between both stands (1, 2), connection elements (7) are releasably arranged, wherein the conne... | 01/08/2008 |
| 7275404 | Method and an apparatus to control the lateral motion of a long metal bar being formed by a mechanical process such as rolling or drawing An adjustable guide, includes two or more mechanisms each having a rotatable retaining element containing a retaining groove with a variable radius in its perimeter surface. The grooves form a guidance path to control the lateral, i.e. non-axial, motion of a long ba... | 10/02/2007 |
| 7272966 | Multiple level entry guide for a roll forming machine An entry guide for a roll forming machine having fixed stop members for the different widths of sheet metal material which can be accommodated by the roll forming machine. The fixed stop members are offset in the vertical direction. Accordingly, when the roll formin... | 09/25/2007 |
| 7243519 | Roll-forming machine Disclosed is a roll-forming machine formed of a machine base and pairs of forming roll sets for the formation of a C-shaped component or a Z-shaped component from a sheet material, the two forming roll sets of each pair being symmetrically disposed at left and right... | 07/17/2007 |
| 7231796 | Structure of roll-forming machine A roll-forming machine formed of a machine base, a plurality of sheet-transfer roll sets, and a plurality of forming roll sets and adapted for the formation of a C-shaped component or a Z-shaped component from a sheet material is disclosed to have an adjustment stru... | 06/19/2007 |
| 7213432 | Hot rolling installation A hot rolling installation should be constructed and able to be operated so that strips of materials, which can be shaped with different levels of difficulty and have a thickness of less than 1 mm, can be rolled. According to the invention, strip speeds of 15 m/sec ... | 05/08/2007 |
| 7152292 | Roller folding head A roller folding head is disclosed. Roller folding heads are used, for instance, when fixing the frame of a sliding roof in an opening in the roof of a vehicle. In order to do this quickly and automatically, the roller folding head is provided with at least two pair... | 12/26/2006 |
| 7096702 | Adjustable multi-axial roll former A multi-axial roll-forming apparatus that is configured to be quickly and efficiently modifiable so as to allow the formation of a variety of differently shaped component pieces from a variety of different shaped pieces of material. A variously adjustable roll-formi... | 08/29/2006 |
| 7055551 | Flexible pipe and method of manufacturing same A flexible pipe and a method of manufacturing same according to which the pipe is formed by multiple layers of different materials and suitable for use in subsea and land-based applications. ... | 06/06/2006 |
| 7047621 | Method for casting and immediate rolling, and device for the support, guidance and deformation of a metal strand, especially in steel strand A method for casting and rolling preliminary sections, especially H-sections, and a device for the support, guidance and deformation of a metal strand, especially a steel cast strand (1), in a continuous casting installation for preliminary sections with soft... | 05/23/2006 |
| 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 |
| 7004001 | Roll forming apparatus for forming sheet material into multiple shapes A roll forming apparatus includes at least one convertible roller assembly. The convertible roller assembly includes a support plate rotatably mounted on a shaft. The support plate includes at least one roller. The support plate may be toggled by an actuator from a ... | 02/28/2006 |
| 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 |
| 6959578 | Multi-row rolling mills, methods of operating these mills, and rolling equipment using the mills A multi-row rolling mill has in one housing at least two groups of rolls including at least one pair of work rolls, and constructed so that when the workpiece to be rolled is passed one time, it can be rolled using said respective work rolls. The multi-row rolling m... | 11/01/2005 |
| 6956187 | Steel plate splicing facility utilizing shear joining A steel plate splicing facility includes, a steel plate heating apparatus for retrieving and heating a preceding steel plate and a following steel plate, and a shear-joining apparatus for clamping a tail end portion of the preceding steel plate and a leading end por... | 10/18/2005 |
| 6837090 | Rolling line for the continuous rolling of strand-shaped products A rolling train for the continuous rolling of strand shaped products has at each rolling location a pair of fixed stations which are closely spaced and have rails such that a mill stand at one station can be displaced away from the rolling line and be replaced at th... | 01/04/2005 |
| 6766676 | Roll forming machine with quick-change profile A roll forming machine of the type which forms an indeterminate length panel of a desired lateral profile from a uniform width supply strip of sheet metal having a pair of parallel straight edges, wherein the machine defines a predetermined path of travel for the su... | 07/27/2004 |
| 6718811 | Process for producing a guide tube of a nuclear reactor fuel assembly, mandrel for forming the guide tube, and the guide tube obtained A tubular blank (22) is rolled on a mandrel (14) in a pilgrim rolling mill. In a first rolling stage, a first part of the blank (22) is rolled on a first part (18,19) of the mandrel (14), with a reduction of the outside diameter of... | 04/13/2004 |
| 6697556 | Method for section reducing a steel tube to achieve excess fiber length of an elongate bundle of optical fibers contained within the tube A method for section reducing an encasing tube to achieve excess length of fibers within the tube. At least one, and preferably two, platforms are arranged at a selected angular offset. Each platform includes a first plurality of rollers mounted in statio... | 02/24/2004 |
| 6655395 | Method and device for scouring and cleaning rolled steel strip A device for pickling or cleaning rolled steel strip which is moved in the form of loops through several pickling and cleaning containers arranged within a treatment line, wherein at least one strip side is subjected tot he action of a pickling or cleanin... | 12/02/2003 |
| 6568234 | Rolling mill finishing section In a single strand hot rolling mill finishing section a plurality of multi-stand prefinishing rolling units are arranged along and are selectively shiftable onto and off of a first pass line segment. A multi-stand finishing rolling unit and a multi-stand ... | 05/27/2003 |
| 6460389 | Method and apparatus for rolling of heated metallic products Rolling of metallic products to be heated to form wires, rods and seamless pipes, includes rolling of wires or rods as well as rolling of seamless pipes on a same rolling apparatus, and using a part of aggregates of the same rolling apparatus both for rol... | 10/08/2002 |
| 6408501 | Automatic system of manufacturing ball studs for vehicles An automatic system of manufacturing ball studs for vehicles which establishes various processes inline to diagnose each process and perform production and inventory control. The system comprises a cold forging unit for uncoiling and forming a cold coil f... | 06/25/2002 |
| 6321583 | Multifunction rolling mill for H-beam and rolling method of rolling H-beam with multifunction rolling mill There is provided a multifunction rolling mill for rolling an H-beam including: a pair of right and left vertical rollers composed of flange thickness reduction rollers; web thickness reduction horizontal rollers; and a pair of upper and lower horizontal ... | 11/27/2001 |
| 6314781 | Method of wire rolling and rolling mill In a rolling mill, a mini block (MBM) is installed between a block mill (BM) and a sizing mill (SM) as a reducer for intermediate rolling. The block mill (BM) is so constructed that it is possible to use both a front group (BM1) and a rear group (BM2) of ... | 11/13/2001 |
| 6216517 | Precision-rolling process A precision-rolling process for producing rolled stock in bar or wire form while maintaining tight shape and size tolerances is characterized, for the purpose of providing good accessibility to the roll stands, by the combination of the following features... | 04/17/2001 |
| 6205835 | Roll stand arrangement for rolling wire A roll stand arrangement for rolling wire with a finishing block arranged following the last stand of the intermediate group of a wire rolling mill and composed of fixedly connected roll stands with grooved rolls, and a skin pass block arranged following ... | 03/27/2001 |
| 6205834 | Method of rolling finished sections from preliminary sections in reversing roll stand arrangements A method of rolling finished sections from preliminary sections by means of roll stand arrangements which operate in reversing operation and include a compact rolling group composed of a first universal stand at the entry side and a second universal stand... | 03/27/2001 |
| 6197129 | Method for producing ultrafine-grained materials using repetitive corrugation and straightening A method of refining the grain structure and improving the hardness and strength properties of a metal or metal alloy workpiece is disclosed. The workpiece is subjected to forces that corrugate and then straighten the workpiece. These steps are repeated u... | 03/06/2001 |
| 6185972 | Rolling mill finishing section A method and apparatus for finish rolling long products such as bars, rods and the like, comprising: in a first operational mode, rolling the products through a finishing block and a reducing sizing mill arranged on a primary pass line; and in a second op... | 02/13/2001 |
| 6183879 | Rigid thin sheet material and method of making it Lightweight flexure-resistant thin metal sheet is produced by passing flexible thin metal sheet between rolls having defined teeth, the teeth having radiused corners so that rows of projections are formed on both faces of the sheet without damage to the s... | 02/06/2001 |
| 6161412 | Multi-strand finishing block A multi-strand finishing block finishes two or more daughter strands slit from a parent bar. Each strand is rolled by at least two pairs of rolls arranged in tandem with the rolls of each pair being at right angles to the rolls of the other pair. A common... | 12/19/2000 |
| 6112568 | Roll forming using turret punch press To roll form a worksheet by a turret punch press, at least one pair of coacting tools are mounted to the opposed turrets so that when those tools are rotated to the work location, they could be driven to a predetermined relative distance towards each othe... | 09/05/2000 |
| 6038904 | Decamberer A decamberer for strip of approximate rectangular section has opposed rollers defining a downstream extent each with grooves receiving the strip edges and maintaining the strip in an approximate plane, and defining when viewed perpendicular to the plane a... | 03/21/2000 |
| 6000266 | Roll-forming machine with reversible rafts A roll-forming apparatus of the type used to transform a flat web or sheet of metal into a component having various cross-sectional shapes is provided with a first elongate base portion with an axis extending in a longitudinal direction, a second elongate... | 12/14/1999 |
