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| Number | Title | Issue Date |
| 8024949 | Apparatus for decelerating and temporarily accumulating hot rolled product An apparatus is disclosed for decelerating and temporarily accumulating a hot rolled product moving longitudinally along a first axis at a first velocity V1. The apparatus comprises a curved guide with an entry end aligned with the first axis to receive t... | 09/27/2011 |
| 7971462 | Cable hanger production system and production method A system and method for producing a cable hanger formed by alternately and continuously forming the Z-winding spiral and the S-winding spiral using the hanger wire. The system and method involve the use of at least five spiral forming dice accommodated in a cylindri... | 07/05/2011 |
| 7918119 | Method of controlling the speed of a laying head in a rolling mill A method is disclosed for controlling the speed of a curved rotatably driven laying pipe through which a longitudinally moving product is directed to exit from the delivery end of the pipe as a helical formation of rings. The method comprises determining the maximum... | 04/05/2011 |
| 7827841 | Method of and system for processing different sized long products A method of processing different sized long products delivered from a rolling mill, comprising forming products within a first range of sizes into helical formations of rings having a first diameter, and alternatively forming products within a second range of sizes ... | 11/09/2010 |
| 7363693 | Wire-processing device A wire-processing device has a belt-drive that feeds a wire to a swivel-arm with a gripper. Drives operate the swivel-arm in a swiveling motion and/or in a linear motion. The swivel-arm has a neutral position on a longitudinal axis of the wire and on the axis is a p... | 04/29/2008 |
| 7258296 | Spiral winder and a method of spirally winding A spiral winder is disclosed adapted to implement a new method for spirally winding a product of indefinite length, such as pipe, into a coil for packaging and/or transport to an end user. The spiral winder consists primarily of a rotor assembly (1) supportin... | 08/21/2007 |
| 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 |
| 7073363 | Method for processing drawn material and drawn material production installation In order to increase safety with regard to methods for processing drawn materials, the invention proposes a method for processing drawn materials, especially rod- and tube-shaped metal drawn materials in which the drawn material is drawn through drawing dies using a... | 07/11/2006 |
| 7021103 | Method and apparatus for decelerating and temporarily accumulating a hot rolled product A method and apparatus is disclosed for decelerating and temporarily accumulating a hot rolled product moving longitudinally along a receiving axis at a first velocity V1. The product is directed through a curved guide having an entry end aligned with the... | 04/04/2006 |
| 6769641 | Segmented ring guide for rolling mill laying head A laying has a quill rotatable about an axis, and a pipe carried on the quill. The pipe has an entry end arranged to receive a product, and an intermediate portion defining a curved guide path leading from the entry and to a delivery end spaced radially from the qui... | 08/03/2004 |
| 5839684 | Lined pipe for forming spirals for spiralling machines and the relative reconditioning method A lined spiral-forming pipe (11) for a spiral-forming head of spiralling machines for metallic wire, comprising a plurality of wear-resistant inserts having an inner hollow through which the metallic wire passes and an outer surface connecting with the in... | 11/24/1998 |
| 5590848 | High speed laying head A rolling mill laying head as a quill supported for rotation about its longitudinal axis between axially spaced first and second bearing assemblies. A laying pipe is carried by the quill for rotation therewith. The laying pipe has an entry section lying o... | 01/07/1997 |
| 5312065 | Rod laying head with front and tail end ring control A laying head for forming axially moving elongated products into series of rings. The laying head includes an auxiliary guide which is readily dismantled from the laying head in order to accommodate the rolling of larger diameter slower speed products. Th... | 05/17/1994 |
| 4895011 | Continuously balanced apparatus for storing and dispensing elongate materials An apparatus is described for storing and dispensing elongate flat strip material for use with rotating machinery, such as that used to produce helically wound interlocked flexible pipe. The strip material is fed from an external payoff or supply reel and... | 01/23/1990 |
| 4783980 | Apparatus for making helically wound interlocked flexible pipe An apparatus for making helically wound interlocked flexible pipe includes a rotating head mounted for rotation about a main shaft. Two supply spools of strip material are mounted on the rear side of the rotating head, a take off guide beam assembly being... | 11/15/1988 |
| 4765556 | Rolling mill laying head A rolling mill laying head has a first tubular shaft mounted on first bearings for rotation relative to a stationary housing structure. A second hollow shaft carrying a three dimensionally curved laying pipe is mounted on second bearings for rotation rela... | 08/23/1988 |
| 4757700 | Process for forming flexible tubular bodies with multiple helical elements Process and apparatus for making a flexible tube comprising a plurality of helicoidal metal members in side-by-side relation. In the process, metal strips, shaped to the desired configuration, are twisted around their longitudinal axes to helicoidal shape... | 07/19/1988 |
| 4635457 | Method of winding double-layer motor coils A double-layer coil for an electric motor is formed of a single continuous conductor with the two layers being wound simultaneously. A first length of conductor is wound about a pulley to form a coil and at the end of that coil but without breaking the co... | 01/13/1987 |
| 4408639 | Coil Manufacturing apparatus A coil manufacturing apparatus comprises a mandrel wire, a guide for guiding the mandrel wire in its longitudinal movement, a coiling device guiding a filament wire while revolving around the mandrel wire to coil the filament wire around the mandrel wire,... | 10/11/1983 |
| 4387745 | Apparatus and methods for handling and controlling wire in winding applications A high speed coil winding machine employing a wire feed flyer arm rotating about a coil form having stepped turn form positions of progressively increasing size and provided with apparatus rotatable with the flyer arm for tensioning the wire between the f... | 06/14/1983 |
| 4332155 | Rolling mill laying pipe A rolling mill laying pipe has a rigid external tube with an entry end for receiving a longitudinally moving mill product and an exit end through which the product is discharged. An intermediate portion of the tube between the entry and exit ends has a th... | 06/01/1982 |
| 4242892 | Laying head with segmented laying pipe A laying head is disclosed for forming the longitudinally moving hot rolled product of a rolling mill into a helix. The laying head includes a housing carrying a cone assembly for rotation about an axis. The cone assembly has a support member with a three... | 01/06/1981 |
| 4172374 | Wire-coiling machine A wire-coiling machine has a non-rotating mandrel having a coil-starting portion which declines to a forwardly extending coiling portion. Means revolving about the coil-starting portion continuously feeds and winds under back-tension the wire to be coiled... | 10/30/1979 |
| 4155158 | Apparatus for winding tubes around a core A method and a device for winding tubes around a core, for example in the manufacture of heat-exchangers, the device including a single horizontal platform concentric with the core and supporting a plurality of winder assemblies. The platform is movable b... | 05/22/1979 |
| 4123928 | Helix winding apparatus Apparatus for winding a pair of elongated bodies, e.g. wires, on a mandrel in which a pair of bobbins and a U-shaped cage are rotatably mounted on a fixed shaft extending horizontally from a support slidably mounted on a pair of rails supported by a base.... | 11/07/1978 |
| 4081981 | Apparatus for producing a pipe from metal strip Apparatus for forming pipe from an elongated metal strip including a supply reel for the strip, an elongated tubular carrier, an axle at one end of the carrier for supporting the supply reel and edge-forming means for bending the edges of the strip to joi... | 04/04/1978 |
| 4074553 | Laying pipe In a rolling mill, a rotatable laying pipe having at least one curved tubular pipe section with entry and exit ends. Replaceable tubular liner members are arranged in end-to-end relationship in each pipe section. Retainers are provided at the entry and ex... | 02/21/1978 |
| 4056959 | Apparatus for conveying heated rod Reducing or overcoming frictional drag on a rod moving through an enclosing tube by utilizing viscous drag of a liquid medium flowing through the tube in the direction of rod movement. Heated metallic rod moves through a hollow support tube leading from t... | 11/08/1977 |
| 4028920 | Apparatus for high speed winding of coils A device for the manufacture of coils in which the winding wire is guided to a winding head via a winding drum having an eccentric wire guiding bore. The winding drum and the winding head rotate in opposite directions so as to achieve an effective winding... | 06/14/1977 |
| 4015073 | Universal line tie and method of making same A low cost, lightweight, helically preformed line tie is disclosed which is configured for yieldably securing an elongated conductor or the like to various standard sizes of conventional, grooved insulative supports without the need for specialized ties b... | 03/29/1977 |
| 4006620 | Device for shaping and transporting coil fastener elements A device for shaping and transporting coil fastener elements which comprises a rotatable screw and an oppositely disposed rotating means having an endlessly toothed periphery. A mandrel of a coiling unit is arranged between the rotating screw and the rota... | 02/08/1977 |
