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| Number | Title | Issue Date |
| 7313907 | Apparatus and method for treating synthetic yarns The present invention relates to equipment/apparatus, and the relative method/process, for the treatment of synthetic filaments, in particular for drawing said filaments, comprising at least two nozzles each provided with a main passage, through which said yarns pas... | 01/01/2008 |
| 7275291 | Pneumatic thread stretcher and thread processing system The invention relates to a pneumatic thread stretcher (T) for a rapier weaving machine or a knitting machine, in which the air current deflection surface (19) for deflecting the thread (Y, Y1) forms a seamless extension (12) of the inner wall of... | 10/02/2007 |
| 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 |
| 7241123 | Apparatus for producing and winding synthetic multifilament yarns An apparatus for producing and winding synthetic multifilament yarns, which has a spin unit 1 for melt spinning the yarns, at least one treatment unit 7 for treating the yarns, and a takeup unit 16 with a plurality of winding positions for windi... | 07/10/2007 |
| 7178753 | Thread brake A drum brake (1) having a rotatably journalled drum (2) and means for adjusting the torque applied to the drum (2) has several peripherally-extending take-up slots (4) for filaments (5) with the slots being spaced from each other i... | 02/20/2007 |
| 7170386 | Inductor core for heatable godet roll An inductor core 10 is proposed for a heatable godet roll comprising a plurality of inductor core laminations 11 arranged radially in a star shape with radial sections 12 and respectively one outer axial section 13 and an inner axial sect... | 01/30/2007 |
| 7105784 | Fixing device In a fixing device according to this invention, a coil bobbin around which coils are formed into a predetermined shape is formed at an induction heating portion including a plurality of coils. To minimize the axial temperature difference of a heating roller, the coi... | 09/12/2006 |
| 7086130 | Apparatus and method for texturing a plurality of blended synthetic multifilament yarns An apparatus and a method for texturing blended synthetic multifilament yarns, wherein the blended yarns are each produced in parallel from a plurality of individual yarn components. The individual yarn components are withdrawn and drawn by a withdrawal means, with ... | 08/08/2006 |
| 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 |
| 6887410 | Parallel spinning process involving the intermingling of threads between galettes and a corresponding spinning installation therefor A parallel spinning process, in particular for filaments, e.g. for textile or industrial applications, made from polymers such as, for example, PET or PA, in each case having a thread interlacing device between two godets for each individual thread, the godets being... | 05/03/2005 |
| 6880212 | Air-jet method for producing composite elastic yarns A continuous method for producing composite elastic yarns at speeds up to 700 m/min by (a) stretching (drafting) an elastomeric yarn (e.g., spandex) by 2.0× (100%) to 10.5× (950%) while heating (max. heating temperature 220° C.) in a single or double stage draft,... | 04/19/2005 |
| 6848151 | Air-jet method for producing composite elastic yarns A continuous method for producing composite elastic yarns at speeds up to 700 m/min by (a) stretching (drafting) an elastomeric yarn (e.g., spandex) by 2.0×(100%) to 10.5×(950%) while heating (max. heating temperature 220° C.) in a single or double stage draft, (... | 02/01/2005 |
| 6427300 | Yarn relaxation-heating method and apparatus therefor In a relaxation-heating method and an apparatus therefor, relaxation-heating is performed by a heating apparatus which is provided between a yarn supply roller (5) and a take-up roller (7) having a speed lower than that of the supply roller (5) and which ... | 08/06/2002 |
| 6301760 | Method of selectively altering physical properties of an elastane filament The physical properties of an elastane, i.e. spandex, filament may be selectively altered basically by stretching the filament to a selected degree while heating the filament to a selected temperature above its glass transition temperature to set the fila... | 10/16/2001 |
| 6263882 | Method of and apparatus for making filter mouthpieces for rod-shaped articles of the tobacco processing industry A tow of filamentary filter material for tobacco smoke which is to be converted into a rod-like filler of a filter rod is conveyed along an elongated path first through a stretching or tensioning zone where the filaments are stretched and the tow is conve... | 07/24/2001 |
| 6203743 | Heat setting a tow of synthetic fibers using high pressure dewatering nip An apparatus and method for heat setting a traveling tow of synthetic filaments utilizing a high pressure dewatering nip roll mechanism to remove moisture from the tow prior to heat setting. The high pressure dewatering nip roll mechanism includes a pair ... | 03/20/2001 |
| 6156426 | Filling yarn and method for producing it from thermally protected polyamide 6.6 for tire cord fabric The invention relates to a filling yarn made of a thermally protected polyamide 66 multifilament for a tire cord fabric.... | 12/05/2000 |
| 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 |
| 6138448 | Yarn heating apparatus To provide a yarn heating apparatus offering greater heating efficiency and ease of manufacture than a conventional yarn heating apparatus. Provide two heating spaces for yarn, and make the middle heating part 13a between these two heating spaces 10a, 10b... | 10/31/2000 |
| 6133553 | Godet for advancing, guiding, and heating an advancing synthetic filament yarn A godet for advancing, guiding, and heating an advancing synthetic filament yarn, which includes a rotating godet casing, which is cup shaped and is mounted over a stationary, tubular support. In the space formed between the godet casing and the support, ... | 10/17/2000 |
| 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 |
| 6079086 | Spin draw texturizing or draw texturizing machine with improved fiber bundle guidance The inventive arrangement of texturizing nozzles (8) in a part of a spin draw texturizing machine or a draw texturizing machine presents a fan-like arrangement of these texturizing nozzles in which the longitudinal axes (16) of the texturizing nozzles ext... | 06/27/2000 |
| 6023824 | Process for producing a high-strength, high-shrinkage polyamide 66 filament yarn A process for producing high strength, high shrinkage nylon 66 filament yarn for industrial fabrics formed as airbag fabrics, the process having the steps of drawing of a nylon 66 LOY filament yarn having a relative viscosity RV of at least 40 by at least... | 02/15/2000 |
| 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 |
| 5970592 | Godet for heating a running synthetic thread A godet for heating an advancing synthetic filament yarn is provided, the godet comprising a plurality of stationary primary windings and, with respect thereto, a magnetically conductive, rotatably supported godet jacket. The godet jacket is coupled with ... | 10/26/1999 |
| 5943852 | Method of an apparatus for producing thick/thin and/or color effects yarn A thick/thin and/or color effect composite yarn is produced by depositing a sheath of one or more effect threads on a thick/thin filament yarn in which the thick regions are incompletely stretched, and the resulting assembly is then subjected to stretchin... | 08/31/1999 |
| 5928579 | Apparatus and method for spinning and winding multifilament yarns An apparatus and method for melt spinning a plurality of downwardly advancing multifilament polymeric yarns, and winding the advancing yarns into respective packages. Each of the advancing yarns is brought into contact with a separate yarn delivery mechan... | 07/27/1999 |
| 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 |
| 5802683 | Method for making unbulked thread A method for making a thread comprising: feeding at least two drawn, continuous filament starting threads (18, 19), of which at least one is a multi-filament thread, together to an intermingling device (21) to form a single bulked thread of which the fila... | 09/08/1998 |
| 5762840 | Process for making microporous fibers with improved properties A distinctive technique for making porous fiber includes a stretching of a substantially continuous fiber while the fiber is in an operative association with an effective quantity of surface-active material. The fiber can be produced from a source materia... | 06/09/1998 |
| 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 |
| 5701644 | Method for producing self-crimping polymer bi-component fibers A method for self-crimping of S/S bi-component fibers on a fiber line includes the steps of main drawing, post-drawing on a cold drawing unit, water application in the tensed state and relaxation at the dryer inlet in the compact closed state, which resul... | 12/30/1997 |
| 5665043 | Godet for heating and advancing yarns A godet for heating and advancing yarns which includes a stationary support member and a rotatable member which includes a heatable godet jacket. The temperature of the godet jacket is measured by means of temperature sensors, the output signals of which ... | 09/09/1997 |
| 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 |
| 5644825 | Method and apparatus for increasing the yield of rubber yarn A method and apparatus for stabilizing and increasing the yield of natural rubber yarn includes stretching the yarn three times while allowing the yarn to relax intermediate and following the stretching steps. The method is accomplished using a plurality ... | 07/08/1997 |
| 5643515 | Method and apparatus for producing stretched yarns A method and apparatus for producing stretched yarns. PET yarns composed of a plurality of continuous and substantially fully stretched individual filaments are made by melt spinning and stretching them in an integral process having the steps of (a) simul... | 07/01/1997 |
| 5634249 | Process for the production of multifilament yarn drawn in the interlacing stage, from partially oriented thermoplastic yarns A process and apparatus for simultaneously drawing and interlacing partially oriented thermoplastic yarns. The process is carried out in a single apparatus by maintaining the yarn under drawing tension and simultaneously contacting the tensioned yarn with... | 06/03/1997 |
| 5590449 | Apparatus for stretching plasticizing and gathering a tow of filter material for tobacco smoke An apparatus for processing one or more tows of filamentary filter material for tobacco smoke between one or more bales and the inlet of a filter rod making machine defines for each tow an elongated path having a substantially U-shaped or V-shaped part. S... | 01/07/1997 |
| 5552097 | Method and apparatus for heating a synthetic filament yarn A method and an apparatus for heating and drawing a synthetic filament yarn, and wherein the yarn receives a film of water by wetting with heated water vapor before entering into a heating chamber and so that the water vapor initially condenses on the yar... | 09/03/1996 |
| 5519924 | Heating apparatus for false twisting of synthetic fiber A non-contact type high-temperature heating apparatus for false twisting of synthetic fiber to provide increased efficiency and energy savings. The apparatus includes a main body defined by a metal tube, and end walls connected to the main body. The main ... | 05/28/1996 |
