Abstract: Provided is a method of producing a long bagworm silk thread, the method comprising a spinning process of making a bagworm having its nest hang its legs on a rail and continuously spin a silk thread along the rail, wherein the rail has a width smaller than the maximum width between the left and right legs when the bagworm used spreads out its legs and wherein the rail is such that the bagworm can hang its legs on the rail, and a collection process of collecting a long silk thread from the rail after the spinning process.

Abstract: According to a first aspect there is provided a yarn comprising one or more thermotropic liquid crystal polymer fibres blended with one or more further fibres, wherein only the further fibres are present in an outer layer of the yarn.

Abstract: An electro-optical-mechanical tether is presented. The tether is designed to be strong and lightweight, and to transmit both optical signals and electricity. The proposed use relates to airborne devices, in which the tether may transmit electrical power to or from the device as well as enabling communications between the device and the ground. This tether may also be ideal for other aerospace applications and for connections between ships.

Abstract: A method for weaving a carpet including tying a row of knots with a yarn and weaving two or more weft strands next to the row of knots, where the weft strands are 100% cotton and the yarn is wool yarn hand-carded and hand-spun into a single strand is described.

Abstract: To protect the end of a cable composed of a set of tendons individually held in an anchorage system, the device comprises a skirt extending from the front of the anchorage system and placed around the set of tendons, and several sleeves. The tendons have respective end portions which extend beyond the front of the anchorage system and which are individually received in the sleeves, said sleeves being sealed off beyond the end portions of the tendons. A connection between the skirt and the sleeves encloses a chamber delimited by the front of the anchorage system, the skirt, and the sleeves, the connection comprising an active stuffing box kind of system. The volume of this chamber is filled in with a filling product.

Abstract: A process is described wherein pile yarn is woven with cotton weft and warp yarns to produce terry fabrics, such as towels. The fabric is then washed in warm water to dissolve the PVA fibers. The amount of fibers dissolved, depends upon the count of the yarn or yarns used. By dissolving the PVA fibers, a hollow air space is produced throughout the pile yarn, corresponding to an increase in the air space in the pile yarn. By increasing the air space in the pile yarn, the resulting towels are softer and bulkier than standard cotton towels. The present invention further relates to pile yarn in terry woven fabric (warp yarn), or weft yarn, in the case of flat fabrics.

Abstract: Elastic knitting thread, having a core of an elastic material, an inner wrapper surrounding the core and an outer wrapper surrounding the inner wrapper, wherein one yarn is a flat yarn and the other yarn is a textured yarn.

Abstract: An electrical device such as a headset may have a cable. Wires in the cable may be used to connect speakers in the headset to a connector such as an audio jack. The cable may have a tubular intertwined cable cover that covers the wires. Computer-controlled servo motors in fiber intertwining equipment may be adjusted in real time so that intertwined attributes such as intertwining density and intertwining tension are varied as a function of length along the intertwined cable cover. The fiber intertwining equipment may make these variations to locally increase the strength of the intertwined cable cover and the cable in the vicinity of a bifurcation in the cable and in the vicinity of the portion of the cable that terminates at the audio jack.

Abstract: A hybrid cord having a core yarn of meta-aromatic polyamide fibers, and at least one wrapping yarn of para-aromatic polyamide fibers that wraps around the core yarn, wherein the hybrid cord has a high tenacity and high elongation at break.

Abstract: Method of manufacturing a multi-layer metal cord having a plurality of concentric layers of wires, comprising one or more inner layer(s) and an outer layer, of the type “rubberized in situ.” The method includes the following steps: at least one step of sheathing at least one inner layer with the rubber or the rubber composition by passing through at least one extrusion head; and an assembling step in which the wires of the outer layer are assembled around the inner layer adjacent to it, in order to form the multi-layer cord thus rubberized from the inside. The rubber is an unsaturated thermoplastic elastomer extruded in the molten state, preferably a thermoplastic elastomer of the thermoplastic stirene (TPS) elastomer type such as an SBS, SBBS, SIS or SBIS block copolymer for example.

Abstract: The invention provides a spun yarn comprising recycled carbon fibre, and a method for the production thereof. The recycled carbon fibre comprises discontinuous carbon fibre and, optionally, continuous carbon fibre, and may be recycled from various sources, such as end-of- life waste and manufacturing waste. The yarn which is produced shows the required degree of strength and durability, and can be used in all conventional composite manufacturing operations where virgin yarn is currently employed, such as woven fabric manufacture, unidirectional fabric manufacture, filament winding, pultrusion and the like.

Abstract: A strand (3) comprising a group of twisted threads (8) and arranged so as to have, over a first part (1) of its length: a sheath (4) containing the group of twisted threads, and a flexible filling product (7) filling a peripheral interstice (6) located between the inner face of the sheath and the periphery of the group of twisted threads, and, over a second part (2) of its length, which is separate from the first part: a material (9) covering the periphery of the group of twisted threads, said material adhering to the twisted threads of the group.

Abstract: Thermoset polymer composite wires including a multiplicity of substantially continuous fibers embedded in a solidified polymer composite matrix and forming a substantially continuous filament, the solidified polymer composite matrix further including a polymer formed by curing a polymer precursor from a liquid state and a multiplicity of nanoparticles having a median diameter of one micrometer or less substantially uniformly dispersed throughout the polymer composite matrix, and optionally, a corrosion resistant sheath surrounding the substantially continuous filament. In some embodiments, the multiplicity of particles includes surface-modified particles having a core and a surface modifying agent associated with the core and reacted with the polymer cured from a liquid state. Stranded cables including one or more such thermoset polymer composite wires, and methods of making and using such thermoset polymer composite wires and stranded cables are also described.

Abstract: The present disclosure relates to a method of forming yarns and preparing surgical devices therefrom. The yarns include at least one first filament possessing a polymer core and first reactive members known to have click reactivity on a surface thereof and at least one second filament possessing a polymer core and second reactive members known to have click reactivity on a surface thereof. The first and second reactive members are complementary such that they interact to covalently bond the filaments together.

Abstract: A process of manufacturing a ultra-soft yarn includes wrapping a roving material with a yarn by a low twist-multiplier of about 1˜4, wherein the roving material is drawn at a draw ratio preferably between 1 and 10, wherein the ultra-soft yarn has a fluffy structure, which can provide better softness, draping property, and hand feel to users. Fabric including the ultra-soft yarn is also provided.

Abstract: Metal cord with three layers (C1+C2+C3) of 3+M+N construction, rubberized in situ, comprising a first layer or central layer (C1) comprised of three wires of diameter d1 assembled in a helix at a pitch p1, around which central layer there are wound in a helix at a pitch p2, in a second layer (C2), M wires of diameter d2, around which second layer there are wound in a helix at a pitch p3, in a third layer (C3), N wires of diameter d3. The cord has the following characteristics (d1, d2, d3, p1, p2 and p3 being expressed in mm): 0.08?d1?0.50; 0.08?d2?0.50; 0.08?d3?0.50; 3<p1<50; 6<p2<50; 9<p3<50; over any 3 cm length of cord.

Abstract: The multilayer-structured spun yarn of the present invention is a multilayer-structured spun yarn C composed of a core fiber A and a cover fiber B that wraps around the core fiber; the core fiber A is in a range of 20 to 50 wt %; the cover fiber B is in a range of 50 to 80 wt %; the core fiber A contains a para-aramid fiber and is a stretch breaking twist yarn; the cover fiber B contains a flame-retardant acrylic fiber, a polyetherimide fiber, or a meta-aramid fiber; the direction of twist of the stretch breaking yarn and the direction of twist of the multilayer-structured yarn are the same; and the multilayer-structured yarn C has a twist number 1.2 to 1.6 times greater than that of the stretch breaking yarn. The heat-resistant textile of the present invention uses the aforementioned multilayer-structured spun yarn. The heat-resistant protective suit of the present invention uses the aforementioned heat-resistant textile.

Abstract: The present invention relates to plied silver yarn using silver wire as thread, wherein the silver wire is entirely made of silver (Ag) or a silver alloy, to achieve antimicrobial properties and conductivity, as well as to functional fabric using same and to a method for producing same. The plied silver yarn of the present invention uses, as a core yarn, any one of at least one strand of silver wire and fiber yarn made from natural fiber or synthetic fiber, and uses the other as winding yarn covering the core yarn, wherein said one strand of silver wire is produced by casting a silver alloy containing pure silver or copper into a wire rod through directional solidification, and making the wire rod into a microfiber having a diameter of 0.015 to 0.05 mm through a pulling process.

Abstract: Apparatus and a method for handling an elongate member such as a cable between two points has a support line extending between the points, and winch mechanisms and wrapping devices at each of the points, to permit the elongate member to transit between the two points in a wrapped bundle that is supported mechanically against damage and deviation from a controlled path between the points, and to permit the bundle to be unwrapped at the second point for further manipulation of the elongate member. The invention is particularly useful in raising and lowering a load, towing, and also handling service cables, tubes, pipes, hoses or other elongate lines that are connected between two points. A preferred embodiment is described for the subsea deployment of wireline and the deployment of signal and power cables to subsea wells.

Abstract: A rope has a stiffening mechanism applied at or near its end to warn a user moving along the rope that he is approaching its end, and the method of using such a rope.

Abstract: A manufacturing method and apparatus for producing digital yarns using hybrid metal for high speed communication, which can be connected to a network to exchange information in real time in the ubiquitous era, and digital yarns made using the method thereof. The manufacturing method and apparatus for producing digital yarns using hybrid metal for high speed communication and digital yarns thereof comprises producing a hybrid metal rod; drawing the hybrid metal rod; producing a micro filament; feeding the micro filament; softening the micro filament; forming a sliver; forming a spun yarn; winding the spun yarn; coating the spun yarn with an electromagnetic shielding resin; drying the spun yarn with the electromagnetic shielding resin; and covering the spun yarn with a textile yarn and the digital yarn made in accordance with this method.

Abstract: A nanofibre yarn assembly including a longitudinally extending core for the yarn assembly and, twisted about the core, at least one ribbon of multiple nanofibres. The yarn assembly can be formed by drawing a longitudinally extending core for the yarn assembly through a concentric core-spinning zone, and, as the core travels through the core-spinning zone, twisting at least one ribbon of multiple nanofibres about the travelling core. Apparatus is also disclosed.

Abstract: Energy active composite yarns include at least one textile fiber member of either an elastic or inelastic material, and at least one functional substantially planar filament, which surrounds or covers the textile fiber member. The composite yarns can include an optional stress-bearing member, which also surrounds or covers the textile fiber member. The composite yarns may be multifunctional, meaning the functional substantially planar filament can exhibit combinations of electrical, optical, magnetic, mechanical, chemical, semiconductive, and/or thermal energy properties.

Abstract: A hybrid yarn filament used in construction of a sleeve for protecting elongate members against at least one of EMI, RFI or ESD, and methods of construction of the hybrid yarn filament. The hybrid yarn filament has a non-conductive filament and at least one conductive wire filament overlying an outer surface of the non-conductive filament. The hybrid yarn filament is arranged in electrical communication with itself or other hybrid yarn filaments to provide uniform shielding against EMI, RFI, and/or ESD.

Abstract: A root-proof water-supply string being a flexible string composed of a capillary material having a capillary function and a root-proof and water-permeable material which has a water-permeability and a root-proof function and covers the entire outer periphery of the capillary material. A method of manufacturing a root-proof water-supply string including the steps of winding a root-proof and water-permeable material around a capillary material, overlapping the end parts one on the other and then fixing the end parts together.

Abstract: A substantially torqueless composite dual core-spun yarn (10) is produced by introducing two slivers (30A,30B) forming a covering (30) together with a central (20) core in a spinning triangle (40). The core (20) is fed overtwisted S or Z and the slivers (30A,30B) have an opposite Z or S twist corresponding to about 30% to 70% of the twist of the fed overtwisted core (20) that detwists during spinning. The inelastic core (20) is fed at controlled speed to compensate for the angle of feed and to compensate for detwisting, and is guided into the spinning triangle (40) by a guide groove (52) in a feed roller (50).

Abstract: An elastic core fiber is caught to prevent production of a core yarn having no elastic core fiber. In a method for producing a core yarn by supplying a sliver to a drafting device in a predetermined amount and merging a core fiber with the sliver, the sliver is supplied to the drafting device in an amount greater than the predetermined amount over a predetermined period of time after spinning is started, so as to merge with the core fiber, and thereafter, the sliver is supplied to the drafting device in the predetermined amount. Preferably, the amount of sliver that is supplied to the drafting device is changed in accordance with the rotational speed of predetermined draft rollers in the drafting device.

Abstract: A fiber optic cable can comprise a tape that extends along the cable and that facilitates locating the cable when the cable is buried underground. The tape can comprise a film of nonconductive material, such as plastic, with an overlaying pattern of conductive patches. The conductive patches can comprise regions of metallic film laminated with or otherwise adhering to the nonconductive film. Spacing between the conductive patches can provide patch-to-patch isolation so that the ends of the cable are electrically isolated from one another. Field personnel can locate the underground cable by scanning the ground with a metal detector.

Abstract: According to the present invention, there is provided a security thread whose existence is not clarified, which is prevented beforehand from being removed, which can be attached even to a form of a commodity heretofore regarded as difficult, and whose use purpose range is enlarged, and the security thread can be constituted by a core member comprising a soft magnetic fiber (1) or the soft magnetic fiber and a core thread (4), and a cover member (2, 3) comprising a nonmetal material to cover the core member, constituted by covering the core member comprising the soft magnetic fiber or the soft magnetic fiber and core thread and a semi-hard magnetic material (10?) with the cover member, or constituted by covering the soft magnetic fiber or the core member comprising the soft magnetic fiber and a thermal welding thread (9) with the cover member.

Abstract: Cut resistant yarns suitable for knitting gloves and sleeves and methods of making the yarns are disclosed. The yarns are made up of a bundle of continuous filaments formed of a synthetic material, e.g., polyethylene, polypropylene, nylon or polyolefin, and a stretchable yarn, e.g., Spandex® or Lycra®. The yarns are made in such a manner that when completed the continuous filaments are substantially parallel to one another and to the longitudinal axis of the yarn so that items made from them will not twist or curl up, yet will provide good resistance to cutting.

Abstract: An unspun yarn including a longitudinal main rope body formed from a least one fibre assembly of substantially untwisted and parallel fibres, and a least one reinforcing thread helically wound around the rope body and extending therealong in a single longitudinal direction. The direction in which the reinforcing thread is wound around the rope is reversed at predetermined intervals. A method of forming an unspun yarn, including providing a fibre assembly of substantially untwisted and parallel fibres and reinforcing thread, forming a longitudinal main rope body; intermittently imparting opposing twists to alternate sections of the rope body while drawing the reinforcing thread longitudinally into surface contact with a twisted section of the rope body, allowing the twisted section to engage the adjacent section of the reinforcing thread, releasing the opposing twists of the rope body causing the engaged reinforcing thread to wrap the rope body.

Abstract: The present invention relates to cut resistant yarns. More particularly, it relates to a process of making a cut resistant yarn comprising a plurality of cut resistant filaments and at least one elastomeric filament, as well as fabrics and articles such as gloves, comprising such cut resistant yarns.

Abstract: The present invention relates to a wrapped cord, to a method of making said wrapped cord, to a method of treating said wrapped cord with an adhesive treatment composition, to the treated wrapped cord obtainable by said method as well as to a reinforced rubber article comprising said treated cord, such as automotive tires.

Abstract: A method of covering a core yam with a cover yarn characterised in that it includes supplying a package of core yam on a member which is fixed against rotation, supplying a package of cover yam, guiding the cover yarn to form a loop which on rotation about an axis defines an envelope which surrounds the core yarn package, drawing off core yarn along the axis of rotation of the envelope in the direction away from the cover package so that when the core yarn intercepts the envelope it is covered by cover yarn.

Abstract: An insertion mechanism is provided for bringing an insert yarn into association with a base yarn in an automatic winder. The insertion mechanism comprises an insertion guide for delivering the insert yarn to a predetermined location on the winder, and a tensioning device for maintaining tension on the insert yarn. In another aspect, an automatic winder is configured or modified for direct insertion. In contrast to conventional creel frame insertion, the direct insertion technique of the invention avoids the need for a separate step of back-winding, and allows the automatic doffing feature on the winder to be enabled.

Abstract: Twist control system and method for controlling twisting distortion in a beam caused by temperature changes. In a beam having an inherent amount of temperature induced twisting a wrap can be helically bonded to the beam. The wrap has a wrap material type, a wrap cross-sectional profile, and a wrap angle that can be selectively chosen for providing a desired twist control of the beam. The twist control applies a twisting force to the beam which is approximately proportional to the temperature change. The twist control can be used to eliminate the thermally induced twist associated with a particular beam or for providing a desired amount of twist.

Abstract: Disclosed is a compound yarn with high absorbency, which is manufactured by twisting and compounding a plurality of yarns, and a fabric made therefrom. The compound yarn is characterized in that a core yarn of a polyester false twist yarn is compounded with floating yarns selected from the group consisting of a PET/nylon split yarn, a polyester false twist yarn and a natural fiber, around the core yarn, in which one strand of the core yarn is compounded with 5 or fewer strands of the floating yarns, and then the resulting yarn is compounded with a binder yarn of a polyester filament. Such a compound yarn of the invention imparts a high absorbency to a yarn or its fabric, thereby being applied for manufacture of clothes including bath robes, daily products including general cleaners such as washcloths and hair towels, and other cleaning cloths.

Abstract: The invention is directed to a method for manufacturing ropes, cables or the like, whereby an envelope of a flexible, web-shaped material, for example paper, is produced around at least one central core, for example a conductor, moved in the direction of its longitudinal axis, and the structure that has arisen in this way is stranded in a traditional way while being moved, for example with a SZ stranding, whereby at least one further layer of plastic material can also be applied onto the moving, stranded structure in any case, preferably by extrusion.

Abstract: The present invention relates to a wrapped cord comprising a bundle of inorganic filaments, to a method of making said wrapped cord, to a method of treating said wrapped cord with an adhesive treatment composition, to the treated wrapped cord obtainable by said method as well as to a reinforced rubber article comprising said treated cord, such as automotive tires.

Abstract: A thermoplastic elastomer composition which, when used for the inner tube and/or outer cover of a hose, can improve the hose flexibility at an ordinary temperature and low temperature, oil resistance, and cold resistance and can reduce the production costs since it does not require a vulcanization step and a hose having said properties using this elastomer composition for its inner tube and/or outer cover and a process and apparatus for the production thereof.

Abstract: An electrically insulated gas chromatograph assembly suitable for high temperature operation in a miniaturized, low power, low thermal mass gas chromatograph instrument is provided. The gas chromatograph (GC) assembly includes a metal capillary GC column (152) having a ceramic fiber insulating layer (156) wrapped about an outer surface thereof. Heater wire (160) is similarly wrapped with a ceramic fiber electrical insulating layer (158). Resistive temperature device (RTD) wire (154) is positioned contiguous an outer surface of insulating layer (156). The composite assembly including insulated capillary GC column (152), insulated heater wire (160), and RTD wire (154), are bound together by applying thereto a spiral wrapped ceramic fiber insulating layer (162).

Abstract: A yarn that expands upon heating comprises a plurality of voluminous, thermally stable individual threads or filaments, which are compacted to form a bundle and aligned in parallel, and a casing for the bundle made of a material having a lower thermal stability than the individual filaments, which decomposes upon heating. A method for producing the yarn is also provided.

Abstract: The subject invention is a method of reinforcing a fiber (10) utilizing Nephila clavipes spider silk (20). The method comprises the steps of suspending the fiber (10) between the first support (12) and the second support (14) wherein the suspended fiber (10) defines a central axis (18) and positioning a silk line dispensing device (16) near the fiber aligned with the central axis (18) for attaching a silk line (20) to the fiber (10). A N. clavipes spider (17) is positioned directly onto the fiber (10), and, once the N. clavipes spider (17) is agitated, it excretes large sticky discs or attachment discs from its pyriform gland to attach its silk line (20) to the fiber (10). The method is characterized by rotating the fiber (10) about the central axis (18) to helically coat the fiber (10) with the silk line (20) for increasing the strength of the fiber (10). The fiber (10) is wound around a spool (30) and directly incorporated into a fabric (40).

Abstract: A method of forming an optical fiber cable component including passing an optical fiber ribbon stack (18) through a stack guide (31), the stack guide being rotated and forming a twist in the ribbon stack, and passing the twisted ribbon stack (18′) through a cross-head (40) and extruding a material thereover. In addition, an exemplary cable component production line having a rotatable strander (12) for receiving optical fiber ribbon packages (14) thereon, a rotatable closing die (30) sized to receive the optical fiber ribbon stack, and controller (20) operatively associated with the strander and the closing die for driving the closing die, the controller being operative to effect a predetermined rotational ratio with respect to the strander and the closing die whereby a twist can be formed in the optical fiber ribbon stack.

Abstract: A composite, break-resistant sewing thread having a core of continuous multi-filament, non-stretch high-tenacity synthetic yarn and a cover of drafted staple fibers air-jet twisted around and covering the core for protecting the core from heat and friction during a sewing operation. The yarn is plied.

Abstract: A machine for dubbing assembly in fly hook production includes a base having a vertical dowel mounted to one end of the base, and a housing mounted to the other end. A work platform is pivotally mounted to one side of the base so that the platform may be elevated or lowered. A drive motor is mounted within the housing. The motor drives a drive shaft. The drive shaft terminates in a hook or eye. A second eye is mounted to the vertical dowel. The second eye projects toward, in opposed facing relation with, the drive shaft. The second eye supports a tensioning spring which has a barrel swivel attached to its opposite end. One or more filaments may be attached to a ring on the barrel swivel so as to extend across the work platform and be secured to the hook or eye on the drive shaft. Dubbing material is applied to a single filament or sandwiched between double strand filaments. Double strand filaments are twisted into a helix to flare the dubbing material.

Abstract: The object of the present invention is to provide a core yarn manufacturing machine and a core yarn manufacturing method capable of carrying out automatic yarn pick-up of the core yarn like a true twist.

Abstract: A cord comprising at least a first pair and a second pair of wires (2a, 2b) of different diameter randomly disposed in transverse cross section thereof, is obtained by arranging in a nacelle (7) of a double-twisting laying machine, a twister (16) operating upstream of a preformer (15). The twister (16), rotating in a direction opposite to that of the impeller (5) and at a speed which is twice that of the impeller, neutralizes the internal torsional stresses induced in the wires (2a, 2b) by effect of the double twisting carried out upon the action of the impeller itself. Thus, a better control of the preforming operation executed on the wires (2a, 2b) disposed parallel in respectively coplanar axes is enabled.

Abstract: A cut resistant yarn suitable for wrapping with an additional yarn covering. The cut resistant support yarn includes a core including only a first cut resistant strand, a second cut resistant strand wrapped in a clockwise direction around the core, and a third cut resistant strand wrapped in a counter clockwise direction around the core. One of the second and third cut strands forms an inner covering surrounding only core, and only other of the second only and third cut resistant strands forms an outer covering surrounding the core and the inner covering.

Abstract: Cut resistant yarns suitable for knitting gloves and sleeves and methods of making the yarns are disclosed. The yarns are made up of a bundle of continuous filaments formed of a synthetic material, e.g., polyethylene, polypropylene, nylon or polyolefin, and a stretchable yarn, e.g., Spandex® or Lycra®. The yarns are made in such a manner that when completed the continuous filaments are substantially parallel to one another and to the longitudinal axis of the yarn so that items made from them will not twist or curl up, yet will provide good resistance to cutting.