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| Number | Title | Issue Date |
| 7480969 | Apparatus and method for conditioning air-entangled yarn A yarn conditioning apparatus for removing interlace nodes from a multifilament, crimped yarn, and including a first roll assembly for accepting the multifilament, interlaced yarn from a yarn supply at a predetermined yarn feed rate and outputting the yarn, and a se... | 01/27/2009 |
| 7273578 | Method and apparatus for low-speed, high-throughput fiber drawing using coiled fiber loops A method and apparatus for continuous drawing of fibers in the form of coiled fiber loops (e.g., polygonal or serpentine loops). The successive fiber loops are continuously laid on receiving ends of a plurality of conveyer-drawing members (CDM) [e.g., rotating threa... | 09/25/2007 |
| 7043804 | Method to produce improved polymeric yarn A process to produce a fully oriented polyester yarn from a POY polyester yarn by drawing the POY yarn at a high draw ratio in the range of 1.8–2.3. ... | 05/16/2006 |
| 6763559 | Cold drawing process of polymeric yarns suitable for use in implantable medical devices The present invention provides for a method of cold drawing polymeric yarns suitable for use in implantable medical devices, such as vascular grafts. The method of the present invention produces cold drawn polymeric yarns that have a substantially uniform linear den... | 07/20/2004 |
| 6478996 | Method and apparatus for producing a highly oriented yarn A method and an apparatus for producing a highly oriented yarn (HOY) wherein the yarn is withdrawn from the nozzle of a spinneret at a withdrawal speed of at least 6,500 m/min. The filaments forming the yarn are drawn during their solidification, so that ... | 11/12/2002 |
| 6332253 | Textile effect yarn and method for producing same A process for combining dyed or melt pigmented textile denier accent yarns in small yarn sizes, into a small building block carpet denier bundle to achieve a face yarn bundle having a wide range of special color effects and appearance, not attainable by m... | 12/25/2001 |
| 6164054 | Machine for the spinning and texturing of threads by false twisting Machine for spinning and texturing by false twisting, in which the false-twist zone comprises a plurality of identical texturing stations arranged side by side on a common frame, each station comprising in order, with regard to the displacement of the thr... | 12/26/2000 |
| 6148598 | Thread delivery device for a textile spinning, throwing, texturing or suchlike machine It comprises a bowl (2) driven positively in rotation and a guide finger (3) which is spaced from the bowl (2) and is mounted on an arm (6) articulated relative to a support (7) mounted on the frame of the machine. The shaft (8) supporting the bowl (2) is equi... | 11/21/2000 |
| 6129882 | Apparatus for manufacturing multifilament threads The invention relates to an apparatus for manufacturing multifilament threads with at least one hot-air module 6 for drawing or relaxing the thread Y. To manufacture multifilaments with particularly high strength and to avoid the problems of the bearings ... | 10/10/2000 |
| 6120715 | Method and apparatus for spinning, drawing, and winding a yarn A method and an apparatus for spinning, drawing, and winding a synthetic filament yarn, wherein a plurality of filaments are combined in a spin zone to a yarn. Subsequently, the yarn is drawn in a draw zone which includes a draw godet, and then wound in a... | 09/19/2000 |
| 6115893 | Process and device for producing industrial polyester yarn The method of producing an industrial yarn at a production speed of from 3000 to 6000 m/min includes melt-spinning a plurality of polyester filaments; stretching a thread made from the filaments by means of a delivery assembly (1) and a drawing roller sys... | 09/12/2000 |
| 6021632 | Device for producing thick and thin effects in a filament yarn An apparatus for producing thick/thin effects in a filament yarn, whereby between inlet and outlet gallets or pairs of pinch rollers, in a stretching zone, the filament yarn contacts the periphery of at least one rotating disk which is heated and is forme... | 02/08/2000 |
| 5890355 | Method of and apparatus for producing thick/thin effects in an incompletely-oriented filamentary precursor yarn A method of and apparatus for producing a thin/thick effect yarn provides a thin/thick effect by segmentwise stretching of a filamentary precursor yarn which is combined with a fully-stretched filamentary precursor yarn so that the latter supports the for... | 04/06/1999 |
| 5804115 | One step, ready-to-tuft, mock space-dyed multifilament yarn A process for making ready-to-tuft, mock space-dyed bulked continuous filament yarn is a one-step process. It joins extruding, texturing, and interlacing to yield a yarn that may be tufted directly into carpet without further texturing or twisting. In ano... | 09/08/1998 |
| 5758483 | Twisting apparatus Apparatus for twisting a travelling strand includes a rotary structure rotatable about a rotational axis X--X and a series of pulleys mounted on the structure in an array disposed about the rotational axis X--X with each pulley in the series mounted on th... | 06/02/1998 |
| 5698146 | Method and apparatus for spinning a synthetic multi-filament yarn A method and apparatus for spinning, drawing and winding a synthetic multi-filament yarn, wherein the yarn is subjected after drawing and prior to winding to a heat treatment for purposes of reducing its shrinkage tendency. In the heat treatment, the yarn... | 12/16/1997 |
| 5661880 | Method and apparatus for producing a multifilament yarn by a spin-draw process A method and apparatus for producing a multifilament yarn by a melt spinning-draw process, and which includes applying additional heat to the melt in the region of the spinneret. The relationship between the withdrawal speed and draw ratio may be changed,... | 09/02/1997 |
| 5558825 | Method and apparatus for producing polyester fiber This invention relates to a method and apparatus for producing a polyester fiber which cools a plurality of molten polyester fibers from a spinnert 2 to a temperature below a glass transition point, then takes up the fibers by a non-heating first godet ro... | 09/24/1996 |
| 5419022 | Apparatus for spin-drawing thermoplastic filament yarns In an apparatus for the spin-drawing, on multiple ends, of thermoplastic filament yarns on at least two pairs of godets (1, 2 and 1', 2'), their axes of rotation (7 and 8) are arranged skew with respect to each other in such a way that the axis of rotatio... | 05/30/1995 |
| 5375310 | Method of drawing using singular godet rollers A method is described of drawing a pre-oriented multifilament yarn (POY yarn). Hereby the multifilament yarn is fed from a delivery godet, around which it is wrapped, at a first velocity into a main drawing zone and removed from the main drawing zone at a... | 12/27/1994 |
| 5351373 | Method and apparatus for heat stretching synthetic fiber rope A method and apparatus for heat stretching a synthetic fiber rope. The rope is buoyed in a vessel containing a liquid medium, and this is heated to a predetermined stretching temperature. Tension is applied to the heated portion of the rope so as to stret... | 10/04/1994 |
| 5273813 | Fabric material useful for wind-filling sporting goods A fabric material that has a high resistance to tearing and is useful for sporting goods utilizing wind pressure, for example, yacht-sails, paragliders and hanggliders, comprises a woven fabric comprising, as a principal fiber component, polyester fibers ... | 12/28/1993 |
| 5251364 | Drawing device for synthetic filaments An improved draw pin device for use in drawing synthetic filaments is disclosed, the draw pin being rotated stepwise by means of a stepper switch device with the rotation being affected by the pulling action of the filaments.... | 10/12/1993 |
| 5157818 | Method and apparatus for sizing and drawing a traveling textile filament In sizing and drawing of one or more textile filaments, particularly a warp sheet of multiple filaments, by successively conveying the filaments through a sizing bath, a driven squeezing mechanism, a differentially driven spaced drying roller, and a warp ... | 10/27/1992 |
| 5136763 | Process for the production of uniform yarns via reduced tension-induced slippage In processes of the production of thermoplastic polymer yarns, a process for controlling slippage of yarn on rolls across which there is a tension change. The yarn is advanced along pairs of rolls with the yarn contacting the rolls in successive wraps. At... | 08/11/1992 |
| 5083419 | Method of producing a yarn and an apparatus for carrying out this method In a method and apparatus for producing a yarn, a synthetic pre-oriented multifilament yarn is fed at a first velocity to a non-heated pin having a diameter less than 10 mm. After turning the yarn around the pin for an angle between 270° and 360°, the y... | 01/28/1992 |
| 5052088 | Apparatus for controlled braking of a driven textile material engaging roll In a textile warping system having one or more driven yarn engaging or yarn winding rolls, e.g. a driven warp beam, braking of each driven component is controlled by an individual pneumatic brake operated by a central programmable logic control system to ... | 10/01/1991 |
| 5000806 | Method and apparatus for applying an elastic strand to a disposable diaper The invention includes a method and apparatus for applying an elastic strand to disposable diapers. It uses canted, spindle-equipped wheels for engaging an elastic strand, moving the elastic strand into a sinuous configuration and stretching the strand. S... | 03/19/1991 |
| 4998942 | Snubber profile A system to texturize partially oriented yarn in which the yarn is wrapped around a logarithmic spiral shaped hot draw pin to draw the yarn before the texturing thereof. The shape of the hot draw pin provides even distribution of normal force on the surfa... | 03/12/1991 |
| 4916783 | Apparatus for controlled braking of a driven yarn engaging roll In a textile draw warping system having independently driven sets of draw rolls and an independently driven warp beam, synchronous braking of the driven components is controlled by individual pneumatic brakes at each driven component operated by a central... | 04/17/1990 |
| 4912820 | Apparatus for stretching a film of plastic material A stretching apparatus in accordance with the invention has an upstream roll (2) and a downstream roll (6) which are driven with a given peripheral speed ratio, together with a plurality of intermediate rolls (8, 9) which are not motorized, but which are ... | 04/03/1990 |
| 4825517 | Apparatus for drawing and interlacing Spin-drawing apparatus for simultaneously drawing and optionally entangling one or more yarn ends. The apparatus comprises three pairs of heated cylindrical rolls which provide for two stages of yarn drafting, the first two pairs of rolls being inclined a... | 05/02/1989 |
| 4667463 | Process and apparatus for making fasciated yarn A process and apparatus are provided for manufacturing a fasciated yarn having uniform yarn construction and high strength. The process comprises subjecting fibers to a draft cutting step, at least one amendatory draft cutting step and a yarn formation st... | 05/26/1987 |
| 4648240 | Continuous high speed spin-draw-texturing process for nylon yarn A continuous high speed spin-draw-false twist texturing process for producing a textured nylon yarn having high yarn uniformity is disclosed. The process comprises the steps of (a) melt-spinning a plurality of nylon filaments from nylon polymer; (b) cooli... | 03/10/1987 |
| 4567720 | Air jet texturing system A new process is provided for producing highly resilient, textured, continuous multifilament polymeric yarns and combinations of such yarns with other continuous filament yarns and with spun yarns. The unstable or wild loops which form in conventional air... | 02/04/1986 |
| 4535515 | Draw-roll assembly A draw-roll assembly is movable downwardly on guide rods from a working position into a filament take-up position. A slightly heavier counter weight connected with the draw-roll assembly by means of a cable ensures that the draw-roll assembly stays in the... | 08/20/1985 |
| 4496507 | Production of string-like polytetrafluoroethylene A process for producing a tube or rod of a polytetrafluoroethylene is described. The process comprises molding a polytetrafluoroethylene containing a liquid lubricant into a tube or rod by a paste process, removing the liquid lubricant, stretching the tub... | 01/29/1985 |
| 4461740 | Process for spin-stretching of high strength technical yarns An improved process and apparatus for the spin-drawing of high-tenacity, technical-grade yarns is disclosed. The process and apparatus are particularly suitable for use with polyamide and polyester. High quality yarns having a low break elongation are obt... | 07/24/1984 |
| 4435883 | Stretch ratio control circuit for multiple station web stretching apparatus A control circuit for apparatus stretching a web between intake, discharge, and intermediate pulling stations (20-1, 20-2, 20-3). The circuit includes a first signal generator (32) for providing a signal to the intake discharge station (20-1) correspondin... | 03/13/1984 |
| 4408376 | Apparatus for drawing yarn A plurality of yarns are drawn from supply sources onto feed rolls and over a set of draw rolls in adjacent relationship. The yarns are urged into a desired contiguous relationship on the draw rolls by a concave guide surface in the course of passing from... | 10/11/1983 |
