Abstract: Multi-station textile machine, in particular two-for-one-twisting or cabling machine, produces a high degree of flexibility with a simple structure by a respective double spindle unit (1) having a centrally arranged carrier (2), with a carrier (2) having a cross-member (20), which extends from one workstation to the other of the double spindle unit (1), supported by means of adjustable feet (26) on the ground, the carrier (2) furthermore having a centrally arranged hollow profile (21), which extends vertically from the cross-member (20), the hollow profile (21) being at least configured to receive a bobbin removal device (31, 33) and for fastening a winding device (3).

Abstract: Briefly described, embodiments of this disclosure include a yam twisting or cabling apparatus, methods of twisting or cabling yarn, and the like.

Abstract: A two-for-one twisting or cabling spindle apparatus (1) with a supply bobbin (4) mounted on a pot base (2) of a stationary protective pot (3) and a spindle (6) arranged below the protective pot (3) to guide a yarn (5) to be processed during a twisting or cabling process. The spindle (6) is rotatably mounted by a lower bearing device (7) in a bearing housing (9) fixed on a spindle rail (8) and an upper bearing device (11) mounted to the stationary protective pot (3). The largest diameter (d) of the rotatably mounted spindle (6) is at least 10% less than the diameter (D) of a touching line (23) of the pot base (2) of the stationary protective pot (3) with the yarn (5).

Abstract: A two-for-one twisting or cabling spindle apparatus (1) with a supply bobbin (4) mounted on a pot base (2) of a stationary protective pot (3) and a spindle (6) arranged below the protective pot (3) to guide a yarn (5) to be processed during a twisting or cabling process. The spindle (6) is rotatably mounted by a lower bearing device (7) in a bearing housing (9) fixed on a spindle rail (8) and an upper bearing device (11) mounted to the stationary protective pot (3). The largest diameter (d) of the rotatably mounted spindle (6) is at least 10% less than the diameter (D) of a touching line (23) of the pot base (2) of the stationary protective pot (3) with the yarn (5).

Abstract: The invention relates to a double-twist bunching machine for producing bunched strand material (14), in particular wires, with an inlet (17) for individual strands (12) which can be supplied to a first deflection point (18) which has a first deflection roller (19), wherein the first deflection roller (19) is arranged in a manner such that it can rotate about an axis of rotation (21) in order to form a first twist, with a hoop (24) which rotates about the axis of rotation (21) and connects the first deflection point (18) to a second deflection point (26), wherein the second deflection point (26) has at least one second deflection roller (32) which is rotatable about the axis of rotation (21) in order to form a second twist.

Abstract: Briefly described, embodiments of this disclosure include multi-package buckets, yarn twisting or cabling apparatus including, methods of twisting or cabling yarn, and the like.

Abstract: Wind-on device for workstations of two-for-one twisters and ply twisters with a take-up bobbin, a drive shaft extending in the longitudinal direction of the machine, a friction roller which is driven by the drive shaft and causes the take-up bobbin to make a rotational movement, and a driven advance roller positioned upstream of the friction roller in the yarn run. According to the invention, in addition to the friction roller (14, 15), the advance roller (8, 9) is also driven by the drive shaft (27, 28) and in that the advance roller (8, 9) is mounted on a support element (23, 24) and can be pivoted together with the support element (23, 24) about a pivot axle selectively into an operating position or into a higher situated service position.

Abstract: The present invention introduces a process of spinning bast fibres through health preservating is as the following steps: Health preserving bast fibres; Opening and cleaning, carding the health preserved bast fibres and drawing the carded health preserved bast fibres into bast fibre strips; Health preserving said bast fibre strips; Spinning the health preserved fibre strips into yarn; the present invention also introduces a kind of yarn made by such process; The present invention further introduces a process of blended spinning bast fibre with other fibres through health preservating, and the yarn made by such process. The present invention realizes low end breakage rate, and high efficiency, so as to achieve high quality product.

Abstract: A two-for-one twisting spindle comprising a pneumatically actuated threading device, a spindle bolt (2) that is rotatable about the vertical rotary shaft (33) thereof, and an injector (12) which extends into a thread guiding channel (14). The injector (12) can be temporarily connected to a compressed air source (15). The thread (35) is conveyed through the thread guiding channel (14) by means of an air flow during the threading process. The compressed air supply unit is provided with an annular chamber (9) which is mounted upstream of the injector (12) and is formed by a rigid annular flange (8) that extends around the spindle bolt (2) and is joined thereto in a fixed manner.

Abstract: Apparatus for manufacturing a helically-wound electric cable having a winder means for winding two groups, each group having two twisted-together conductor wires, in such a manner as to form a group helix. A means is provided for varying the pitch of the group helix, having two accumulators located respectively upstream and downstream from the winder means, each accumulator having a moving drum enabling a varying length of a central line to be retained. A control means controls the position of each moving drum, where the groups are wound together at a speed that varies between two limit speeds having the same sign and where the winding is in such a manner that the pitch of the group helix varies along the cable between two limit values having the same sign.

Abstract: The present invention relates to a tension control device of a twist pay-off system, especially a triple twist system, which uses mechanical control devices to keep the wires and strands in constant tension to produce qualified cables. The twist pay-off system mainly includes a constant control device and a tension reducer device, both of which have an active arm, a weight and several wheels for guiding the wires and the cables. By use of the weight under attraction of gravity, the devices can control the transport speed and keep them in a related constant tension all the time.

Abstract: Blocking device of the unwinding of the threads from the feeding bobbins of a twisting spindle with superimposed bobbins inserted on their hollow pin, in which the threads are blocked with mechanical interceptors brought into their unwinding range at the entrance of the respective hollow pins and activated by means of sensors of the twisted thread situated downstream of the thread-guide curl.

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: A twisting spindle has a spindle pot whose top part is formed by a spindle cover and at its upper side is provided with a centrally arranged thread guide or centering eye. The thread guide or centering eye has a lateral slot provided with guide surfaces. The lateral slot opens into an operating opening arranged in the upper side of the cover and automatically guides a thread placed into the operating opening into the central opening of the thread guide.

Abstract: In a device for manufacturing covered yarn in which one or several threads (6) surround a yarn core in a helical fashion a rotating winding spindle is provided with a spool (5). The winding thread (6) is located on the spool (5). The winding spindle is surrounded by a stationary pot (8, 8a, 8b) that can be divided along a geneatrix, in particular in the axial direction of the pot (8, 8a, 8b). The parts of the pot (8, 8a, 8b) comprise a layer (30, 30a, 30b) that surrounds the spool (5) at least partially and is mechanically and/or thermally wear-resistant and/or exhibits low friction.

Abstract: An optical fiber pay-out system utilizes over-the-end pay-out from a storage spool (34) into a module (38) adjacent the pay-out end of the spool. The module has a freely rotatable capstan (47) affixed thereto over a portion of the surface of which are endless belt (63) is in contact. A nozzle member (42) directs the paid out fiber into the region of belt and surface contact. Height adjusting members (72) are provided for imparting a twist to the fiber in the region by directing the fiber to an off-center position relative to the centerline of contact of the belt and surface of the capstan.

Abstract: An adjustable height self-lubricating pulley system for use on the flyer bow of a twisting machine that twists strands. The height of the pulley can be adjusted to control the distance of the cable from the flyer bow during the cable's path along the flyer bow by selectively mounting the pulley spindle in one of a plurality of apertures in a pair of side plates of the pulley. The pulley is self-lubricating by virtue of the pulley spindle being coated with a self-lubricating liner system including polytetrafluoroethylene and other fillers in a resin system.

Abstract: A method and apparatus for the simultaneous centralized controlled adjustment of the braking force of yarn brakes of a plurality of twist spindles of a two-for-one twisting machine are provided, whereby each twist spindle is of the type having, in its hollow shaft, a yarn brake supported between two brake rings with one of the brake rings being rotatable in response to a downward axial pressure thereon in a manner such that the brake ring undergoes a discrete axial displacement to a new axial position. A support frame to which yarn balloon guides are mounted exerts a downward axial force such that the yarn balloon guides simultaneously exert downward axial pressure on the yarn intake conduits of the twist spindles which, in turn, effects axial displacement of the rotatable and axially adjustable brake ring on the yarn intake conduit of each twist spindle into new axial positions.

Abstract: A two-for-one twisting machine is provided and includes includes a spindle having a yarn brake. The yarn brake includes a brake housing, a brake cartridge having opposed ends, first and second brake rings disposed within the brake housing, a guide conduit and a yarn intake tube extending within the guide conduit. A brake cartridge of the yarn brake has a first tube section, a second tube section, and a third tube section disposed axially intermediate the first tube section and the second tube section. The tube sections are all arranged in resiliently biased telescoping manner within one another such that the second tube section is resiliently biased in one axial direction outwardly from the third tube section and the first tube section is resiliently biased outwardly from the third tube section in an opposite axial direction opposite to the one axial direction.

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: Rotating winch for stranding lines comprising a hollow rotor (1) wherein a motor (9) suitable for rotating a drawing drum (12) around an axis perpendicular to the axis of rotation of the rotor (1) is arranged, the external lateral surface (21) of said drawing drum (12) having a substantially concave profile which is included between two containment walls (22, 22′). Said profile is preferably symmetrical and has a substantially constant radius of curvature, equal to about the double of the distance between the containment walls (22, 22′) and to about ⅔ of the external diameter at the center of the drawing drum.

Abstract: Multiple twist spindle to impart two+two twists to textile yarns and threads, whether they be continuous filaments or discontinuous fibres, the spindle comprising a spindle support (16) which supports a support (13) for the feed bobbin (12) maintained substantially stationary and two counter-rotating parts, respectively the inner rotary part (18a) and the outer rotary part (18b), the counter-rotating parts (18a, 18b) being coaxial to each other and substantially coaxial to the axis (19) of the spindle (10), the thread (F) unwinding from the feed bobbin (12) and leaving the inversion element (15) located above the bobbin (12) is induced by the counter-rotating parts (18a, 18b) to follow a path which first descends and then ascends, and then sent to collection means, the paths defining respectively an inner balloon (11a) and an outer balloon (11b) rotating outside the feed bobbin (12), the thread (F) receiving two twists for each revolution of each of the counter-rotating parts (18a, 18b), there being incl

Abstract: A single-sided ring spinning frame having spinning positions including draft parts and winding parts on a front side of the machine frame, and rows of cans arranged on a rear side of the machine frame. Each can has a plurality of sliver accommodating areas to accommodate a plurality of rows of sliver coils therein. Sliver guides are arranged above the cans. Therefore, the number of the cans is less than the number of spinning positions, and the height of the cans is selected so that an operator can easily handle the sliver in the can. Also, a method for supplying slivers to a single-sided ring spinning frame, and a sliver transfer device used in the method are also disclosed.

Abstract: A yarn feeding device including a preheater 23 for preheating a yarn bar Y, a first feed roller 27 for drawing the yarn bar Y from an original yarn package 11 is provided opposite to a temporary twisting and relaxation heat treating device including a second feed roller having a higher circumferential speed than that of the first feed roller 27, a temporary twisting tool 31 for twisting the yarn bar Y and a second heater 35 for carrying out a relaxation heat treatment on the temporary twisted yarn bar Y with a worker passage A interposed therebetween, a first heater 41 and a cooling plate which thermally fix a twist retroacting along the yarn bar Y are provided in portions positioned above from the yarn feeding device to the temporary twisting and relaxation heat treating device, and a winding device 51 including an automatic switching device is provided on an opposite worker passage A side of the temporary twisting and relaxation heat treating device.

Abstract: In an individual-spindle-drive type multiple twister that directly employs separate motors to drive the spindle shafts of each twisting unit, when a spindle is inserted into the housing during motor assembly, a rotor and a stator may attract each other and adhere to each other, and this attraction may prevent the spindle shaft from being correctly inserted into a target bearing, thus making it difficult to assemble the motor. A spindle shaft 4 is rotatably supported by bearings 27a and 28a mounted onto upper and lower supporting members 27 and 28. The distance A between the lower end of the rotor magnet 32 of the drive motor 10 fixed to the spindle shaft 4 and the lower end of the spindle shaft 4 is longer than the distance B between the upper end of the stator coil 31, which is fixed to the housing 34 of the drive motor 10, and the bearing 28a of the lower supporting member 28. In addition, the tip 4 of the spindle shaft 4c is tapered to facilitate insertion.

Abstract: A cable twisting method and apparatus, for forming double twisted pair cables. The invention longitudinally distributes the eccentricities of the individual cables, where the helical propagation of the eccentricity is not conformal to the helix formed by the geometric shape of the cables.