Abstract: The invention relates to a system of spinning yarn that comprises a filament feed system configured to vary the tension applied to at least two continuous filaments before the filaments are introduced to a roving and twisted to form a yarn. The invention allows the filaments to be introduced to the roving when under tension, under no tension, or when under slack at set distances from the roving centre line by a specialized two filament guide.

Abstract: The present invention addresses the problem of providing a twisted cord of liquid-crystal polyester multifilaments which gives various high-order processed products capable of retaining desired product shapes and which is suitable for use in general industrial material applications such as high-strength ropes, slings, and nets. The twisted cord of liquid-crystal polyester multifilaments has a coefficient of variation in longitudinal-direction cord diameter, X, of less than 30%.

Abstract: A carrier for supporting a yarn to be used by a braiding machine, has: a spool carrying the yarn; a motor drivingly engaged to the spool; at least one sensor for producing data about a condition of the yarn in the spool; and a controller operatively connected to the motor and to the at least one sensor, the controller having a processor and a computer-readable medium operatively connected to the processor and having instructions stored thereon executable by the processor for: receiving said data from the at least one sensor; determining operation parameters of the motor based on the received data; and operating the motor per the determined operation parameters to create the desired tension in the yarn.

Abstract: Methods of braiding using a braiding mechanism are described. The braiding mechanism includes a disc defining a plane and a circumferential edge, a mandrel extending from a center of the disc that is adapted to hold a plurality of filaments extending radially from the mandrel toward the circumferential edge of the disc, a plurality of catch mechanisms positioned circumferentially around the edge of the disc, a plurality of actuators adapted to move the plurality of catch mechanisms in a substantially radial direction relative to the circumferential edge of the disc, and a plurality of filaments extending radially from the mandrel towards circumferential edge of the disc. A middle portion of each filament of the plurality of filaments contacts an end of the mandrel.

Abstract: The present invention provides a nonwoven fabric recycling apparatus and a nonwoven fabric recycling method using same, the apparatus including: a mixing tank in which pulverized waste nonwoven fabric bodies and a filler are dispersed in water and mixed with each other to form a waste nonwoven fabric mixture; a fixing agent addition part for supplying a fixing agent for aggregating the pulverized waste nonwoven fabric bodies and the filler to the nonwoven fabric mixture to form a recycling raw material; and a filter tank in which the recycling raw material supplied thereto is received so that a recycling sheet is formed.

Abstract: A triaxially hybrid braid reinforcement material for polymer matrix composites. The braid includes hybrid tows, which include at least one carbon fiber tow commingled with carbon nanotube yarns to introduce toughness to the hybrid tows. The hybrid tows may be arranged in any and all of the braiding directions. The braid may also include carbon fiber tows, which can be arranged in the axial direction or other braiding directions not occupied by the hybrid tows. The braid is infiltrated with resin, which is impregnated into the braid and cured, to form the toughened polymer matrix composite.

Abstract: A baler implement a tag installer operable to attach an RFID identification tag to a bale. A reader is positioned to interrogate the identification tag for receiving data from the identification tag. The reader is operable to emit an interrogation signal for interrogating the identification tag in accordance with a pre-defined timing sequence. The reader emits the interrogation signal regardless of a position of the bale in the baling chamber or on the baler implement. As such, the interrogation signal is emitted based on the pre-defined timing sequence. The pre-defined timing sequence may include a repeated on/off interrogation sequence, or continuously scanning interrogation sequence.

Abstract: A Brunnian link is a link formed from a closed loop doubled over itself to capture another closed loop to form a chain. The example kit provides for the successful creation of unique wearable articles using Brunnian link assembly techniques and includes several pin bars that are supported in a desired special orientation by at least one base. The desired special orientation is dependent on the desired linked configuration of the completed article. The pins may be assembled in various combination and orientations to provide endless variation of completed link orientations.

Abstract: Disclosed is a needle-pass paper cord (200) made of paper. The paper cord is formed by means of weaving yarn (201) made of paper, and the yarn has a cross-section that is similar to a circle formed of a thread folded to a point.

Abstract: An article of manufacture making system for making an article of manufacture containing a plurality of dry solid additives, such as fibers, that utilizes a dry solid additive delivery system including one or more dry solid additive inlets, one or more dry solid additive outlets and one or more prime movers.

Abstract: A method of constructing a plugging device can include incorporating multiple filaments into the plugging device, and coating each individual filament with a swellable material. A plugging device for use in a subterranean well can include a body comprising multiple filaments, and a swellable material on each of the individual filaments. A system can include a plugging device conveyed by fluid flow into engagement with an opening, whereby the plugging device blocks flow through the opening. The plugging device can include multiple filaments, each of the multiple filaments being coated with a swellable material. The swellable material may seal against a surface of the opening.

Abstract: A braiding apparatus for forming braided tubing comprises a braiding wheel and a plurality of bobbins. The plurality of bobbins are configured to move circumferentially around the braiding wheel. Each bobbin includes a spool, a first pulley assembly, and a second pulley assembly. The spool is configured to hold a tow formed from a braiding material. The first pulley assembly is coupled to the spool at a first distance from the spool. The first pulley assembly is configured to facilitate passing the tow over a pulley of the first pulley assembly. The second pulley assembly is coupled to the spool at a second distance that is less than the first distance. The second pulley assembly is configured to facilitate receiving the tow from the first pulley assembly and passing the tow over a pulley of the second pulley assembly and towards a section of the braiding apparatus at which a plurality of tows come together to form the braided tubing.

Abstract: A ghillie suit manufacturing apparatus includes: a camouflage yarn feeding unit adapted to continuously feed camouflage yarns having different colors required for camouflage by a given distance from the left side to the right side and from the right side to the left side; a knotting unit adapted to tie the camouflage yarns fed from the camouflage yarn feeding unit on both side end portions of the camouflage yarns to form knots on both left and right sides of the camouflage yarns, while having given distances between the knots; and a cutting unit adapted to cut given portions of the camouflage yarns located between the knots formed on both left and right sides of the camouflage yarns by means of the knotting unit.

Abstract: A hybrid yarn, and associated system and method of making, are provided wherein a first continuous yarn is formed as a multi-filament yarn and a second continuous yarn is formed as a crimped yarn consisting of thermoplastic fibers in a parallel thread sheet. The parallel thread sheet has a plurality of crimped continuous threads next to one another in one plane. The continuous threads are formed from as a collection of a plurality of continuous filaments.

Abstract: A method of braiding a stent includes braiding a number of elongate filaments around a mandrel using tensioned braiding carriers without spooling the filaments to the tensioned braiding carriers to form a braided stent having atraumatic ends.

Abstract: A spinning position of an air-spinning machine and method of cleaning a yarn forming element of an air spinning nozzle are provided. The spinning position has an air spinning nozzle with a yarn forming element arranged within a vortex chamber for producing a yarn from a fibre band supplied to the air spinning nozzle, in which case the air spinning nozzle can be transferred from a closed state for yarn formation to an open state in which the yarn forming element can be cleaned. At least one cleaning nozzle for cleaning the yarn forming element in the open state of the air spinning nozzle is arranged at the spinning position, the cleaning nozzle being positioned and/or aligned or positionable and/or alignable, such that, at least in the open state of the air spinning nozzle, the yarn forming element can have a cleaning medium applied to it through the cleaning nozzle.

Abstract: A multi-bar warp knit fabric structure includes a body yarn and a multi-wrapped hybrid yarn. The hybrid yarn incorporates a specialty core unit, an inside textile cover, and an outside textile cover. The inside textile cover is a static-dissipative yarn helically wrapped around the core unit, and the outside textile cover is a surface-conductive yarn helically wrapped around the inside textile cover and the core unit. The hybrid yarn is integrally knit with the body yarn in a repeating stitch pattern alternately zigzaging lengthwise up selected wales of the fabric structure and floating across the fabric structure in a widthwise course direction. The hybrid yarn cooperates with like knitted multi-wrapped hybrid yarns to form a continuous conductive matrix of static dissipative boxes in the fabric structure.

Abstract: The invention concerns the field of marine ropes, and more specifically a marine rope (1) comprising a plurality of cores (2; 2a, 2b), an individual coating (3) around each core (2; 2a, 2b), and a permeable protective sheath (4) around the plurality of cores (2; 2a, 2b). Each core (2; 2a, 2b) comprises a fiber strand or braid and each individual coating (3) is watertight and has a melting temperature lower than that of the corresponding core and an elongation at break greater than that of the corresponding core.

Abstract: A yarn is produced having a functional core and a covering. The core is either an active functional core having electronic components or passive components and may be monofilament or multifilament. The core and covering are introduced together such that the covering protects the core and gives the core a more comfortable feel such that the yarn may be used in textile applications. The core may be covered by various spinning methods such as air jet or Vortex air jet spinning, ring spinning, open end, or friction spinning. The yarn may also be processed in a single or double covering operation. In one embodiment, the yarn is woven into clothing.

Abstract: The knot protector protects ropes and knots from ledges, rocks, railings, edges, walls, cliffs, and other surfaces that may cause the fibers of the rope to be gradually abraded or destroyed. The knot protector includes a sleeve formed from an upper portion, a lower portion, and a shoulder portion. The upper portion defines a first opening while the lower portion defines a second opening. The diameter of the first opening is smaller or less than that of the second opening. The sleeve is formed from a deformable, continuous web and has exterior and interior layers. The sleeve also contains visual safety indicators along the base of the lower portion to provide visibility. The exterior and interior layers are made from durable material to provide the rope with ample protection from abrasion.