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| Number | Title | Issue Date |
| 7530250 | Method for straightening a metal strip and straightening machine The invention relates to a method for straightening a metal strip (1) which is guided in the direction of transportation (R) through a straightening machine (2) and is straightened. In the straightening device (2), the metal strip (1) is ... | 05/12/2009 |
| 7475581 | Method of increasing the control precision of the path of a product in a levelling machine with interlocking rollers, and levelling installation used to implement same A method of increasing control precision of a path of a product in a leveling machine including: a fixed support cage; two leveling assemblies with parallel rollers, which are placed above and below the strip respectively; devices necessary to adjust the interlockin... | 01/13/2009 |
| 7251977 | Temper rolling machine of a metal band The invention relates to a method and a machine for temper rolling a metal band including at least two temper rolling units E, E′ each carrying an active cylinder (2) and a set (7, 70) of back-up members mounted rotatably on a transversal chassis ( | 08/07/2007 |
| 7176543 | Method of eliminating curl for devices on thin flexible substrates, and devices made thereby A thin film semiconductor device such as a photovoltaic device is fabricated on a lightweight substrate material which is affixed to a layer of material which is in turn supported by a carrier. Following the fabrication of the device, the carrier is removed such as ... | 02/13/2007 |
| 7084075 | Method for producing a layer on a substrate The invention relates to a method for the production of structures in the nanometer range from larger, existing structures. An elastic strain field in generated in an already structured layer and optionally in a substrate. A strain-dependent diffusion and reaction p... | 08/01/2006 |
| 7065997 | Apparatus for cutting and nibbling a sheet metal in coil form An apparatus for cutting and nibbling a sheet metal (3) in coil form comprises pulling devices for pulling the sheet metal, which is delivered from a delivery bobbin or coil, and are driven by a pair of overlapping rollers (12), the sheet metal being a... | 06/27/2006 |
| 7055354 | Method for adjusting a flattener under traction and corresponding device The invention concerns a method for adjusting a flattener under traction and a corresponding device, for providing a metal strip (5) in particular a cold-rolled steel plate, comprising a cage (1), cage posts (8), two stacked cassettes (2, 3 | 06/06/2006 |
| 7013693 | Method of and apparatus for the continuous stretch leveling of metallic strip A tension leveling system for thin metal strip has between a brake roll set and a tension roll set, additional two-roll bridles in which one or more inlet stretch leveling regions are followed by an elastic deformation region and the latter is followed by one or mor... | 03/21/2006 |
| 6994005 | Apparatus for slitting, merging, and cutting a continuous paperweb A paper web, which may be pinless, is slit into side-by-side web ribbons that are merged one on top of the other for simultaneous crosscutting into appropriate page lengths. One web ribbon wraps substantially about an angled turnbar to shift it into registry with th... | 02/07/2006 |
| 6920774 | Drive system for multi-roll leveler A drive system for a multi-roll leveler. The drive system is coupled to a set of upper work rolls of the leveler. Preferably, the lower, and not the upper set of work rolls provide the bending necessary to flatten the strip of material. The drive system employs a ge... | 07/26/2005 |
| 6892561 | Apparatus for strip processing The invention relates to an apparatus for strip processing with at least one uncoiling station, at least one strip processing station (1) and at least one coiling station. Especially to reduce undesirable strip-edge stresses, a known apparatus for strip proce... | 05/17/2005 |
| 6792783 | Quick change cassette system for multi-roll leveler A quick change cassette system for a multi-roll leveler, such as may be used to flatten strips of material. The quick change system is designed for use with a leveler having an upper and lower cassette assembly containing upper and lower work rolls, respectively. Th... | 09/21/2004 |
| 6694792 | Substrate treatment process A substrate treatment process includes plural steps of delivering a long substrate with application of tensile force to the substrate, wherein the strength of the tensile force is changed at least between a first delivery step and a second delivery step. ... | 02/24/2004 |
| 6691541 | Stretch leveler for steel and other metal strip A stretch leveling apparatus having at least two stretching zones and wherein the lengths of the first and second stretching zones are each at least 0.5 times the maximum strip width.... | 02/17/2004 |
| 6668610 | Method for continuous tension leveling of aluminum strip An aluminum alloy sheet of the AA 6000 series is subjected to a continuous tension leveling procedure. The sheet is passed through a set of pull rollers and a set of brake rollers and subjected to a longitudinal tension between the two roller sets. Also w... | 12/30/2003 |
| 6666063 | Process and system for producing metal sheets A process system and produces metal sheets, including electric sheets, and uses at least one sheet machining unit, particularly a notching device. One or more linear transfer devices or more one sheet stacking devices, one or more sheet feeding unit and o... | 12/23/2003 |
| 6644085 | Printing plate bender apparatus A printing plate bender for forming shaped edges on a substrate. The printing plate bender generally has a frame, and an elongate mandrel rotatably supported on the frame. The mandrel includes a substrate retainer supported thereon for securing the substr... | 11/11/2003 |
| 6279367 | Multiple bar straightening and cutting system in bar steel rolling line A multiple section bars straightening/cutting system in a bar rolling line comprises a multiple section bars straightening apparatus, an inlet side introduction pinch roller, a multiple traveling section bars cutting apparatus and a rear surface tilting t... | 08/28/2001 |
| 6237383 | Unwinding adjustment device for wire or materials containing several wires An unwinding device for wire or materials containing several wires, having a rotating support for a reel, a coil or the like and a folding roller allocated to a processing device. According to this invention, a dancer is positioned between the support and... | 05/29/2001 |
| 6122949 | Refurbishing device for a fish tape A refurbishing device (10) for a fish tape (12) comprising a base (14) and three studs (16). An assembly (18) is for attaching the studs (16) in equally spaced apart locations through the base (14), so that the studs (16) will extend from a bottom side (2... | 09/26/2000 |
| 6067835 | Wire straightener A wire straightener is provided which uses three roller sets in one plane to apply deflection forces to a wire, which may have bends or coiling memory in more than one plane, so that the wire exits the wire straightener essentially straight, and free of b... | 05/30/2000 |
| 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 |
| 6006573 | Driven ductility machine A cold flow unit for metal wire is disclosed having at least three successive rollers, wherein the metal wire is trained over a part of the roller periphery such that at the transition of the metal wire from one roller to the subsequent roller the transit... | 12/28/1999 |
| 5953946 | Apparatus for bend-straightening metal strip In an apparatus for straightening metal strip comprising guide rolls arranged parallel to one another a straightening roll is arranged in the gusset space between two guide rolls which has the strip wrapped round it in a form-fitting manner between two li... | 09/21/1999 |
| 5855132 | Flattening group in levelling machines kept under tension for metal bands with operative rollers of increasing diameter Flattening group (18) for levelling machine with operative rollers (60-65, 70-74) of increasing diameter.... | 01/05/1999 |
| 5802901 | Process for correcting the distortion of electrolytic seed plates Bent or twisted electrolytic seed plates are caused to undergo primary straightening by a total of at least 15 vertically staggered work rolls having a diameter not exceeding 50 mm. Then, ribs are formed on the seed plates by groove-forming rolls having a... | 09/08/1998 |
| 5560239 | Fish tape restorer The principal effect and objective of this present invention is to furnish a quality hand held tool made to last, that is easily used for the straightening of a fish tape. Additionally when properly used this tool will remove the kinks, bends and curls wh... | 10/01/1996 |
| 5535610 | Method and apparatus for eliminating crossbow in metal strip The cross bowing in metal strip, especially thin metal strip of a thickness less than 2 mm, is removed by providing downstream of the high tensioned section of the strip at which stretch leveling or stretch bend leveling is effected at least one correctin... | 07/16/1996 |
| 5473923 | Method of intermittent straightening of wire In a device for intermittent straightening of wire there are independent drives for wire feed and the straightening rotor. The speed of rotation (v2) of the straightening rotor varies essentially synchronously to the feed rate (v1) o... | 12/12/1995 |
| 5394723 | Stand frame for a roller levelling machine A stand frame for a roller levelling machine and including spaced frame posts formed each of two spaced post members, and frame cross-piece members including cross-piece elements which connect each of the two post members forming a frame post, with each c... | 03/07/1995 |
| 5377517 | Reforming apparatus There is disclosed apparatus for reforming a work material into a flat configuration. A pair of first and second sprockets are mounted respectively on a drive shaft and a driven shaft disposed parallel relation to each other, the pair of sprockets being r... | 01/03/1995 |
| 5275034 | Multipurpose device for rolls of round bars of reinforced concrete Multipurpose device for rolls of sections which are advantageously round bars in rolls for reinforced concrete, the device comprising a rotary turret winder (25) able to bear rolls (17) of sections produced with a hot cold process and including a rotary s... | 01/04/1994 |
| 5255549 | Tension leveler roll cleaning system and method A tension leveler roll cleaning system which is incorporated in a tension leveler of a type having a work roll supported by backup rolls and includes a payout stand, a takeup stand, and a strip of fabric media which is guided about the backup rolls. The p... | 10/26/1993 |
| 5184492 | Plate straightening machine A plate straightening machine includes upper rolls and an upper frame rotatable from an operating position, at which the upper rolls face downward, to a non-operating position, at which the upper rolls face upward. The plate straightening machine further ... | 02/09/1993 |
| 5182931 | Method for continuous tension stretching of thin strips, particularly metal strips A method and an arrangement for continuous tension stretching of thin metal strips. The strip is conducted through a set of brake rollers and a set of pull rollers and the strip is subjected to a stretch-forming or stretch pull operation between the two s... | 02/02/1993 |
| 5127249 | Levelling installation An installation for stretch-levelling strip metal, comprising, inside a stand, at least two bending units offset longitudinally and placed respectively above and below the strip carrying at least one work cylinder mounted rotatably about a transverse axis... | 07/07/1992 |
| 5111677 | Orthogonal adjustment unit for straightening bars Method for orthogonal adjustment of straightened bars and an orthogonal adjustment unit located downstream of a bar straightening machine, whereby the bars may be of a rolled, drawn or extruded type or be obtained with a forming machine and may have any r... | 05/12/1992 |
| 5060498 | Section steel straightener with adjustable roller width A section steel straightener for correcting deformations in section steel, such as H-beams. The straightener allows for adjusting the width of the rollers without disassembling the apparatus, but rather by rotating sleeves to change the distance between r... | 10/29/1991 |
| 4995541 | Set of guide rolls for guiding, positioning and controlling motion of bands of material fed through the rolls The invention relates to a process for the guiding, positioning and motion control of bands of material and a set of guide rolls for carrying out the invention. A pivotal frame rotatable and pivotal about an imaginary vertical axis with regard to a statio... | 02/26/1991 |
| 4977934 | Multiple wire straightener module for an automated cable assembly system A compact wire straightener module having a plurality of curved tubes for simultaneously straightening a large number of wires. Each tube bends its wire in a first plane and then bends the wire in a second plane perpendicular to the first plane. The wires... | 12/18/1990 |
