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| Number | Title | Issue Date |
| 7325284 | Apparatus and method for texturizing yarn A texturizing apparatus comprising a drive housing having a false twist inlet to allow a plurality of yarns to enter the drive housing, a pair of opposing counter-rotating nip rollers positioned downstream of the false twist inlet, each nip roller having a circumfer... | 02/05/2008 |
| 7309461 | Ultrasonic crimping of a varied diameter vascular graft A method of crimping a varied diameter graft is includes the steps of (i) providing a flat-woven tubular graft having an enlarged woven bulbous portion disposed between flat-woven tubular ends, wherein the flat-woven diameter of the bulbous section is greater than t... | 12/18/2007 |
| 6826813 | Method and apparatus for stuffer box crimping an advancing multifilament yarn A method and an apparatus for stuffer box crimping a multifilament yarn, wherein the yarn is conveyed into a crimping device in two steps. In the first step, the yarn is taken in by a conveying fluid stream of a first feed nozzle at a yarn intake speed. In the secon... | 12/07/2004 |
| 6481072 | Apparatus for guiding and texturizing yarn and associated methods A yarn guiding and texturizing apparatus and methods are provided. The apparatus preferably includes a yarn supply positioned to supply a plurality of yarn strands and a yarn guide positioned downstream from the yarn supply to receive the plurality of yar... | 11/19/2002 |
| 6302308 | Apparatus for handling and texturizing yarn having enhanced false twister, electro-mechanical yarn detector, and yarn take-up distance extender and associated methods An apparatus and methods for handling and texturing yarn are provided. The apparatus preferably includes a yarn supply positioned to supply a plurality of strands of yarn, a false twister positioned downstream from the yarn supply for imparting a false tw... | 10/16/2001 |
| 5860201 | Multiple width fiber strip and method and apparatus for its production An apparatus for the production of a multiple width fiber strip consisting of crimped interlaced filaments and having several zones extending in longitudinal direction of the fiber strip as well as at least one predetermined tear line (4) extending in lon... | 01/19/1999 |
| 5564174 | Crimping process and a feed device therefor having constant forced contact for crimping yarn In a crimping process in a crimping machine therefor, a compression force on an extended length of a transiting fiber bundle is exerted by and between means for maintaining a continuous and forced contact. The means for maintaining a continuous and forced... | 10/15/1996 |
| 5214828 | Process and apparatus for guiding a tow A process and apparatus for guiding a continuous moving tow in synthetic fiber manufacture. The profile (the thickness distribution and width) and the position of the tow are continuously sensed in a non-contact manner and an appropriate electrical signal... | 06/01/1993 |
| 4301579 | Widening-narrowing guide for textile filament bundle A cylindrical guide for varying the width of a bundle of continuous filaments has a surface in contact with the bundle that has an array of nonparallel grooves. The grooves converge until a minimum distance is reached on the guide surface and from thereon... | 11/24/1981 |
| 4075743 | Compression crimping apparatus In apparatus for compression crimping fibrous material, such as yarn, comprising a chamber for receiving the yarn from a pair of feed rollers and in which chamber the yarn is compressed, the chamber having corners intercepted by the periphery of the rolle... | 02/28/1978 |
| 3999262 | Apparatus for texturing continuous filament yarn A method and apparatus for texturing continuous filament yarn wherein the yarn is fed at a controlled rate and under controlled tension by a pair of feed rolls into a confined crimping zone against a mass of crimped yarn therein, causing the yarn to colla... | 12/28/1976 |
| 3970231 | Method and device for starting up injector nozzles To facilitate the introduction of running yarns into injector nozzles the cross section of the inlet openings of the said nozzles are enlarged before the yarns are laid in, the yarns are sucked into the enlarged openings and subsequently the openings are ... | 07/20/1976 |
| 3955255 | Textile crimping apparatus Textile stock, natural or synthetic, is taken from a carding machine or garnett and delivered to a sloping web infeed pan. Jets of air from air nozzles direct and boost the textile web into a trumpet immediately in advance of pressurized web compressing a... | 05/11/1976 |
| 3938306 | Spinning and winding of yarns A method and apparatus for continuously spinning and winding yarn are provided in enabling a stored length of spun yarn stored in a stacked and layered form in the course of traveling from the spinning point to the winding point to have yarn removed there... | 02/17/1976 |
