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| Number | Title | Issue Date |
| 8096160 | Method for reducing shearing and crop losses at rolling of assembled slabs A method for increasing slab rolling yields and rolling mill efficiency by minimizing shearing and crop losses in the rolling of assembled slabs. An assembled structure for aluminium rolled products includes a core slab with a reduced cross-section in the thickness ... | 01/17/2012 |
| 7546755 | Structural component Elongated structural components having regions of different thicknesses, especially for use in automobile bodies, are produced by flexible rolling metal strip so as to form along a length thereof rolled-strip segments of different wall thickness. The sheet bars are ... | 06/16/2009 |
| 7421876 | Marking machine for metallurgical products The invention relates to a marking machine for metallurgical products, more particularly continuous cast products, comprising at least one marking stamp and a striking device for striking the marking stamp into the product to be marked. The striking device is provid... | 09/09/2008 |
| 7401485 | Apparatus for inspecting steel strip during rolling Steel strip issues continuously from a downstream end of a rolling line and can be wound up there on a coiler. An inspection table downstream of the rolling line has a surface aligned with the downstream end and the strip emerging therefrom. The coiler is below a pl... | 07/22/2008 |
| 7320656 | Plate-link chain A drive chain suitable for use in a continuously variable transmission of a motor vehicle, the transmission having two pairs of spaced drive members about which the chain passes to transfer torque from one drive member to the other. The chain includes a plurality of... | 01/22/2008 |
| 7318267 | Strip production equipment Arranged are a twin- or single-roll continuous casting machine supplied with molten metal from a tundish arranged above so as to continuously cast a strip with a predetermined width, a trimmer arranged downstream of the continuous casting machine to trim widthwise e... | 01/15/2008 |
| 7251890 | Method for producing wheel pans A method for producing a wheel pan includes cold-rolling a rectangular metal strip of a given uniform thickness by conical rolls into a semicircular ring, such that the thickness reduction on the outer edge of the curved strip is at least 20%, and the circumference ... | 08/07/2007 |
| 7228972 | Short bar separation and recovery system and method A system and method are disclosed for separating and recovering short bars from full length bars in a rolling mill. The bars are initially conveyed on a run-out roller table from a shear to a transfer station where they are accumulated in a layer. The layer is trans... | 06/12/2007 |
| 7207202 | Method of subdividing and decelerating hot rolled long products A method is disclosed for subdividing and decelerating a hot rolled long product advancing along a delivery path from a rolling mill to a cooling bed. The method comprises: (a) arranging a shear and a decelerator in succession alon... | 04/24/2007 |
| 7181948 | Method of making structural components Elongated structural components having regions of different thicknesses, especially for use in automobile bodies, are produced by flexible rolling metal strip so as to form along a length thereof rolled-strip segments of different wall thickness. The sheet bars are ... | 02/27/2007 |
| 7146835 | Method and apparatus to reduce slot width in tubular members An apparatus and method are provided for reducing the width of a plurality of longitudinal slots or other openings spaced circumferentially around a slotted tubular member. The invention includes a seaming roller positioned to contact the outer surface of the slotte... | 12/12/2006 |
| 7140221 | Divide and chop shear arrangement In a system for subdividing hot rolled product lengths being delivered from a rolling mill along a first path, a first switch acts in concert with a first shear to subdivide each product length traveling along the first path into successive segments including a fron... | 11/28/2006 |
| 7121130 | Method and installation for hot-rolling strips using a Steckel rolling frame The invention relates to a method and an installation for hot-rolling strips using a reversible Steckel rolling frame (8), each side of which is equipped with a respective furnace coiler (9, 10) and a driving mechanism (17,18), provided between ... | 10/17/2006 |
| 7117776 | High-speed shear for transverse cutting of a rolled strip A high-speed shear for cutting a rolled strip to a length and including first upper and second lower blade drums carrying, respectively first and second blades and rotationally connected with each other, drive elements located in front of and behind the first and se... | 10/10/2006 |
| 7114359 | Method for producing bent spring rails from an endless spring band The invention relates to a method for producing bent spring rails from an endless spring band. The method is characterized by the following steps: continuous bending of a section of spring band; cutting the bent section of spring band into a spring rail; discontinuo... | 10/03/2006 |
| 7093472 | Method of continuously rolling a product exiting from an upstream roll stand at a velocity higher than the take in velocity of a downstream roll stand A method is disclosed for continuously rolling a product exiting from an upstream roll stand at a delivery velocity V1 higher than the take in velocity V3 of a downstream roll stand. The excess product resulting from the velocity differential b... | 08/22/2006 |
| 7076986 | Process for forming a linking element for a push belt for a continuously variable transmission In a process for forming a linking element for a push belt for a continuously variable transmission, material is displaced from a central portion of the linking element during a blanking process, which central portion is substantially centrally located in the horizo... | 07/18/2006 |
| 7069759 | Bar delivery system and method A method and system are disclosed for receiving a hot rolled bar product from a rolling mill, and for delivering the bar product to a cooling bed. A shear subdivides the bar product into bar segments and alternately directs the bar segments to one or the other of tw... | 07/04/2006 |
| 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 |
| 7043952 | Method and apparatus for forming flange corners A flange corner forming apparatus includes a die having a planar upper surface upon which a workpiece may be supported and side surfaces intersecting at a flange forming corner. A workpiece clamps the workpiece securely against the die with the flange corner of the ... | 05/16/2006 |
| 7007371 | Method of manufacturing a magnetic strip magnet speed ring A method of manufacturing a speed ring in a continuous process using a magnetizing fixture and a trimming fixture. An unmagnetized magnetic strip is fed into the trolley of a magnetizing fixture, clamped stretched, and magnetized by a coil. The newly magnetized stri... | 03/07/2006 |
| 6976415 | Method for manufacturing printed wiring substrates, metal plate for use in manufacturing printed wiring substrates, and multi-printed wiring-substrate panel The invention provides a method for manufacturing printed wiring substrates which can manufacture printed wiring substrates each having resin dielectric layers of uniform thickness and excellent surface flatness while maintaining favorable cutting performance in a d... | 12/20/2005 |
| 6959574 | Continuous pickling and cold-rolling equipment and operating method thereof A new configuration and operating method therefore improves conventional continuous pickling and cold-rolling systems in response to increasing demands for high-propertied steel plates. The continuous pickling and cold-rolling equipment system comprises a uncoiling ... | 11/01/2005 |
| 6931703 | Rail producing method and producing equipment The present invention provides a method and equipment for producing a rail, the method and equipment being capable of lowering a bend at an end of a rail effectively and the truncation amount thereof. The present invention is a method for producing a rail, character... | 08/23/2005 |
| 6923101 | Continuous log bucking saw system and method A high-throughput, high-end-product-recovery, lineal log bucking device featuring continuous stem travel during the cutting process by using a simple and efficient machinery design for economy of equipment and monies. The apparatus includes: (1) a saw for cutting st... | 08/02/2005 |
| 6904782 | Method of blanking an element for belt for continuously variable transmission A body having a thin region in substantially a half lower portion and a head joined to the body by a neck. When the element is blanked out of a metal sheet, an excess amount of metal produced by pressing the substantially half lower portion of the body flows from th... | 06/14/2005 |
| 6871694 | Device for in-line treatment of rolled metal products A device for treating rolled metal products obtained by continuous casting, such as bars, plates, structural shapes or the like, arranged in line with a rolling system, and comprising a cooling plate (9), an in-line cooling box (13), in-line pickling m... | 03/29/2005 |
| 6857350 | Appliance and process for reducing distortion of slit metal sheet A machine for slitting metal sheet with rotating knives has roller assemblies which present rollers against the metal sheet immediately beyond the knives. The rollers bear against both faces of the slit metal sheet and straddle the slits, all to reduce distortion ca... | 02/22/2005 |
| 6698266 | System and method for optimizing mill cuts A method for controlling a bar processing mill having an exit and a cooling bed to produce bars of a predetermined cold length. The method includes, for a first bar in a processing order, calculating a long hot cut length based, at least in part upon a pr... | 03/02/2004 |
| 6615634 | Plate width adjusting apparatus and plate width adjusting method A plate width adjusting apparatus 1 for adjusting a strip 53 for a predetermined plate width, which is installed on a production line for the strip 53, is provided with bridle rolls 2 and 3. The bridle rolls 2 and 3 give tension in the transfer direction ... | 09/09/2003 |
| 6568056 | Hot continuous-rolling system with vertical-roll stand A rolling system has a plant producing a plurality of continuously advancing and parallel hot metal strands, a vertical-roll stand receiving the strands, and a horizontal-roll stand. The vertical-roll stand has an upstream row of vertical pairs of rolls a... | 05/27/2003 |
| 6564607 | Method and device for cutting a sheet material into strips and a corrugated-fin strips forming apparatus using the device A slitting device including first and second cutting rollers disposed parallel to each other, a first guide roller axially adjacent to the first cutting roller, and a second guide roller axially adjacent to the second cutting roller. The cutting rollers h... | 05/20/2003 |
| 6519853 | Method of manufacturing hand for analog electronic timepiece A pair of parallel rectangular windows are punched out in a thin sheet base material having the same thickness as that of a short hand part (13) including a weight part (13a) of a second hand (10) so as to form a hand forming part between the pair of wind... | 02/18/2003 |
| 6463777 | Method for the continuous production of a metal strip The invention aims at a method of producing a metal strip on a continuous treatment line comprising a de-scaling station coupled with a cold rolling section. According to the invention, in order to adapt to a change in the production constraints, such as ... | 10/15/2002 |
| 6453709 | Cold rolling method and installation The invention relates to a method for rolling a metal band in a continuous line installation with coupling of the pickling and cold rolling processes. According to the invention, the composition of the pickling fluid is determined to allow the running of ... | 09/24/2002 |
| 6453712 | Method for reducing crop losses during ingot rolling A method and apparatus for reducing crop losses during slab and ingot rolling concerns the formation of a slab ingot having a specially configured or shaped butt end and optionally a head end as well. A special shape is formed by machining, forging or pre... | 09/24/2002 |
| 6449996 | Method of hot-rolling metal pieces The present invention eliminates the need to stop the operation of a line even when trouble arises before, during, or after an operation of joining metal blocks in hot rolling. According to a specific solving means of the present invention, when a succeed... | 09/17/2002 |
| 6349585 | Method and arrangement for operating rotating starting shears A method and an arrangement for operating a rotating starting shear operating in a start-stop operation on rolling stock travelling at different speeds in wire mills, light-section mills, medium plate mills and billet mills, wherein the shear, whose gear ... | 02/26/2002 |
| 6309482 | Steckel mill/on-line controlled cooling combination The in-line combination of a reversing rolling mill (Steckel mill) and its coiler furnaces with accelerated controlled cooling apparatus immediately downstream thereof and associated method permits steel to be sequentially reversingly rolled to achieve an... | 10/30/2001 |
| 6301946 | Strip coiling method In order to prevent a preceding strip from being oversupplied on a delivery side of a coiling pinch rolls and to prevent a leading end of the following material from being over supplied on an entrance side of the coiling pinch rolls, to provide a strip co... | 10/16/2001 |
