| Patent Number |
Title Of Patent |
Date Issued |
| RE29959 |
Simultaneous production of plurality of filament winding packages |
April 10, 1979 |
| Simultaneous production of a large number of winding packages of filaments of flat, round or profiled cross section by apparatus including extrusion devices, at least one cooling device, guide means, after-treatment devices (stretching, heating, etc.) and winding devices. |
| 5661880 |
Method and apparatus for producing a multifilament yarn by a spin-draw process |
September 2, 1997 |
| 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, and with an adaptation of ot |
| 5637331 |
Spin system for thermoplastic yarns |
June 10, 1997 |
| A spin system for thermoplastic yarns is provided with a melt line, in which the main flow of the melt is transported to a distributor pump. The distributor pump comprises several individual pumps, which divide the main melt flow into several partial flows. Each partial melt flow is supp |
| 5513973 |
Melt spinning apparatus |
May 7, 1996 |
| A melt spinning apparatus is disclosed which includes a supporting housing, a melt supply block mounted in the upper end of the housing, and a spin plate mounted adjacent the lower end of the housing so as to define a spinning chamber between the block and plate. A melt diverting plate i |
| 5421070 |
Godet for guiding and heating an advancing yarn |
June 6, 1995 |
| A godet for guiding and heating an advancing yarn, which includes a shaft mounted for rotation about its axis, and a casing coaxially and releasably mounted to the shaft. An induction coil heating system is fixedly mounted between the shaft and the outer wall of the casing, and the heati |
| 5352106 |
Apparatus for melt spinning multicomponent yarns |
October 4, 1994 |
| A spinning apparatus for melt spinning thermoplastic multicomponent yarn is disclosed, in which a nozzle pack (22) is joined by bolts with a filter cup (13), with the entire unit being mounted by a thread (21) on a connecting plug (20) of the pump or distributor block (10). The nozzle |
| 5100072 |
Yarn winding apparatus and method |
March 31, 1992 |
| A winding apparatus is disclosed which includes a rotatable revolver having at least one spindle mounted thereon, with the spindle being adapted to coaxially mount one or more bobbin tubes. The revolver is rotatably mounted to the frame of the apparatus by a circular bearing surface of |
| 5075063 |
Spinning centrifuge |
December 24, 1991 |
| A rotating spinning centrifuge is described for spinning yarns of a filament forming spinning material and which includes a centrifugal wheel and an elongate tubular central inlet sleeve fixed to the wheel. A pump is mounted in the inlet sleeve which serves to supply the spinning materia |
| 5029762 |
Yarn winding apparatus and method |
July 9, 1991 |
| A winding apparatus is disclosed which includes a rotatable revolver having a pair of spindles mounted thereon, with the spindles being adapted to coaxially mount one or more bobbin tubes. Upon rotation of the revolver, the spindles are moved between a winding position and a doffing posi |
| 5016829 |
Takeup machine |
May 21, 1991 |
| A winding apparatus is disclosed which includes a rotatable revolver having a pair of spindles mounted thereon, with the spindles being adapted to coaxially mount one or more bobbin tubes. Upon rotation of the revolver, the spindles are moved between a winding position and a doffing posi |
| 4917319 |
Method of winding yarn packages |
April 17, 1990 |
| A yarn winding method is disclosed which involves a package doffing sequence for automatically transferring the running yarn to bobbins which are serially delivered to a winding position, and which reduces the tendency of the yarn to form laps on the equipment during the yarn transfe |
| 4911370 |
Method and apparatus for winding yarn |
March 27, 1990 |
| A method and apparatus for winding a textile yarn into a cross-wound package is disclosed, in which the yarn is wound about the package at a substantially constant rate while the yarn is guided onto the package by a traversing guide. In order to avoid the formation of ribbons on the |
| 4905355 |
Apparatus for processing a warp sheet of yarns |
March 6, 1990 |
| An apparatus and method for processing a warp sheet of synthetic multifilament yarns is disclosed, and wherein the yarns may be withdrawn from supply packages and advanced along a path of travel in warp sheet form, heated and drawn while in advancing warp sheet form to orient the fil |
| 4890800 |
Yarn withdrawal apparatus and method |
January 2, 1990 |
| A yarn withdrawal apparatus and method is disclosed for temporarily withdrawing a freshly spun and continuously advancing yarn to a waste container when the spinning operation is interrupted, and for thereafter threading the yarn onto the feed godet or winder of the spinning machine. |
| 4880177 |
Yarn withdrawal apparatus |
November 14, 1989 |
| A yarn withdrawal apparatus is disclosed for temporarily withdrawing a freshly spun and continuously advancing yarn to a waste container when the spinning operation is interrupted, and for thereafter threading the yarn onto the feed godet or winder of the spinning machine. The apparatus |
| 4868959 |
Apparatus for processing a warp sheet of yarns |
September 26, 1989 |
| An apparatus for processing a warp sheet of synthetic multifilament yarns is disclosed, and wherein the yarns may be withdrawn from supply packages and advanced along a path of travel in warp sheet form, heated and drawn while in advancing warp sheet form to orient the filaments, and the |
| 4867385 |
Method and apparatus for threading an advancing yarn onto a winding bobbin tube |
September 19, 1989 |
| A method and apparatus is disclosed for threading an advancing yarn onto a rotating empty bobbin tube. The yarn is withdrawn by a yarn withdrawal means, while being guided into contact with the periphery of the rotating bobbin tube which is moving in the same direction as the advancing y |
| 4817880 |
Yarn withdrawal appratus and method |
April 4, 1989 |
| A yarn withdrawal apparatus is disclosed for temporarily withdrawing a freshly spun and continuously advancing yarn to a waste container when the spinning operation is interrupted, and for thereafter threading the yarn onto the feed godet or winder of the spinning machine. The apparatus |
| 4814122 |
Method for processing a warp sheet of yarns |
March 21, 1989 |
| A method for processing a warp sheet of synthetic multifilament yarns wherein the yarns may be withdrawn from supply packages and advanced along a path of travel in warp sheet form, heated and drawn while in advancing warp sheet form to orient the filaments, and then wound for example on |
| 4801257 |
Melt spinning apparatus |
January 31, 1989 |
| A melt spinning apparatus is disclosed wherein the spinning head is inserted in an upward manner from beneath into the lower end of a vertically extending opening in a heater box. Upwardly directed air currents are avoided in the vertically extending opening by providing a metallic c |
| 4784344 |
Yarn withdrawal apparatus and method |
November 15, 1988 |
| Advancing yarn is directed onto a larger diameter portion of a tapered yarn winding roll having a smaller diameter free end. The yarn is formed into windings that extend about the roll and that are continuously displaced along its length toward and, in most embodiments also from, its fre |
| 4704077 |
Melt spinning apparatus |
November 3, 1987 |
| A melt spinning apparatus is disclosed for extruding and spinning a thermoplastic melt, and which is adapted to accommodate high melt pressures. The apparatus includes a melt supply head having melt supply duct means extending therethrough, with the melt supply duct means including a |
| 4698008 |
Melt spinning apparatus |
October 6, 1987 |
| A melt spinning apparatus is disclosed which comprises an elongate heating chamber having a generally U-shaped outline in cross section and so as to define two parallel leg sections of hollow, double wall construction, and an intermediate leg section extending between the two parallel le |
| 4696633 |
Melt spinning apparatus |
September 29, 1987 |
| A melt spinning apparatus is disclosed which comprises a stationary melt supply assembly which includes a spin block, and a nozzle assembly releasably connected to the spin block. The means for releasably connecting the nozzle assembly to the spin block includes a cylindrical connect |
| 4691947 |
Yarn texturing nozzle |
September 8, 1987 |
| A yarn texturing nozzle is disclosed which comprises a yarn feeding inlet portion wherein a yarn is subjected to a heated and pressurized treatment fluid to heat the yarn and also advance the yarn therethrough. The nozzle also includes a stuffer box located downstream of the inlet portio |
| 4681522 |
Melt spinning apparatus |
July 21, 1987 |
| A melt spinning apparatus is disclosed which includes a spin block and a spinning nozzle assembly which is threadedly joined to the spin block. Also, an axially movable protective tube is disposed coaxially at the outlet end of the spinning nozzle assembly, and the upper end of the tube |
| 4645444 |
Melt spinning apparatus |
February 24, 1987 |
| A melt spinning apparatus is disclosed which is adapted for dividing a molten polymer into a plurality of streams to form synthetic filaments. The apparatus comprises a spin block assembly having two opposite sides, and two separate heating chambers disposed adjacent respective ones of t |
| 4641504 |
Yarn heating chamber |
February 10, 1987 |
| A yarn heating chamber is disclosed which comprises a rigid outer housing of U-shaped cross section and including transversely spaced apart side walls, and three plates mounted between the two side walls. A contact pressure gap is formed between the side walls and the adjacent surfaces o |
| 4638955 |
Yarn handling apparatus for winding machine |
January 27, 1987 |
| A yarn handling apparatus is disclosed for a textile yarn winding machine of the type having a plurality of side by side winding positions extending along the length of the machine. A separate yarn handling apparatus is associated with each winding position, and each handling apparatus |
| 4630340 |
Apparatus for drawing a warp sheet of yarns |
December 23, 1986 |
| An apparatus and method for processing a warp sheet of synthetic multifilament yarns is disclosed, and wherein the yarns may be withdrawn from supply packages and advanced along a path of travel in warp sheet form, heated and drawn while in advancing warp sheet form to orient the fil |
| 4629137 |
Yarn sensor |
December 16, 1986 |
| A pneumatic sensor is provided for detecting and indicating the tension in running strand material, such as yarn, wire and the like. A source of compressed air is connected to an air escape nozzle having an outlet opening in one end thereof and a closing member is supported adjacent the |
| 4609344 |
Yarn heating chamber |
September 2, 1986 |
| A yarn heating chamber is disclosed which is adapted for thermally processing an advancing yarn. The chamber comprises first and second members each having a discontinuity in the form of a groove, shoulder or the like in a surface thereof, and the members are movably mounted with res |
| 4585181 |
Yarn traverse apparatus |
April 29, 1986 |
| A yarn traverse apparatus is disclosed for winding a running yarn onto a rotating package, and which includes a first traverse means comprising a guide rail, and a pair of oppositely rotating arms mounted for rotation about closely adjacent parallel, or coaxial axes. A second traverse me |
| 4565524 |
Sealed yarn heating chamber |
January 21, 1986 |
| A yarn heating chamber is disclosed which is adapted for thermally processing an advancing yarn. The chamber comprises first and second members each having a discontinuity in the form of a groove, shoulder or the like in the surface thereof, and the members are movably mounted with r |
| 4561603 |
Yarn traverse apparatus and method |
December 31, 1985 |
| A yarn traverse apparatus and method are disclosed for winding a running yarn onto a rotating package, and wherein at each end portion of the traverse stroke there is provided a guide rail, and a pair of oppositely rotating arms mounted for rotation about closely adjacent parallel, or |
| 4560347 |
Yarn heating chamber |
December 24, 1985 |
| A yarn heating chamber is disclosed which is adapted for thermally processing an advancing yarn. The chamber comprises first and second members each having a discontinuity in the form of a groove, shoulder or the like in a surface thereof, and the members are movably mounted with res |
| 4529378 |
Heating chamber for processing advancing yarn |
July 16, 1985 |
| A yarn heating chamber is disclosed which is adapted for thermally processing an advancing yarn. The chamber comprises first and second members each having a discontinuity in the form of a groove, shoulder or the like in the front surface thereof, and the members are movably mounted |
| 4505437 |
Apparatus for winding a plurality of yarns |
March 19, 1985 |
| A yarn winding apparatus is disclosed which is characterized by the ability to wind a plurality of running yarns onto a corresponding number of bobbins mounted on a common support spindle, and wherein the bobbins may be closely spaced apart to thereby permit the required length of the |
| 4505436 |
Yarn winding apparatus |
March 19, 1985 |
| A yarn winding apparatus is disclosed which is characterized by the ability to wind a plurality of running yarns onto a corresponding number of bobbins mounted on a common support spindle, and wherein the bobbins may be closely spaced apart to thereby permit the required length of the |
| 4504021 |
Ribbon free wound yarn package and method and apparatus for producing the same |
March 12, 1985 |
| A method and apparatus for producing a ribbon free randomly wound yarn package is disclosed, and wherein a plurality of critical winding ratios at which undesirable pattern formations or ribbons would normally occur are determined and stored in a microprocessor control unit. During the |
| 4493628 |
Melt spinning apparatus |
January 15, 1985 |
| A melt spinning apparatus is disclosed which is adapted for forming a plurality of synthetic filaments from a molten polymer. The apparatus comprises a spin block composed of a spin plate having a plurality of transverse ducts, a cover plate overlying the spin plate, and a cavity for |
| 4429838 |
Clamping chuck in winding machines |
February 7, 1984 |
| An improved clamping chuck for bobbins on thread winding machines wherein a bobbin carrier is removably mounted and held on an expandable chucking spindle by means of a plurality of clamping elements distributed in an annular cylindrical inner space formed between the spindle and an oute |
| 4364717 |
Exhaust gas turbocharger |
December 21, 1982 |
| An apparatus for turbocharging an internal combustion engine, and which is characterized by the ability to avoid excessive heat transfer to the bearings and any other heat sensitive components. In the preferred embodiment, the lubricating oil for the bearings in the turbocharger hous |
| 4304975 |
Inductively heatable godet |
December 8, 1981 |
| An improved means for mounting the induction coil of an inductively heated, rotatable godet about the magnetic core thereof so as to prevent internal overheating and preferably also to avoid any movement or play between the core and the coil as caused by heat expansion and vibration duri |
| 4230285 |
Traversing device for thread winding apparatus |
October 28, 1980 |
| Traversing device in a thread winding apparatus having a housing encircling a rotatably driven cam roller which operates a traversing thread guide means mounted to project outwardly through a traverse slot or opening in the housing, with means to generate and direct an air stream to flow |
| 4223849 |
Chucking spindle for the reception of a bobbin carrier |
September 23, 1980 |
| An improved clamping chuck for use in a thread winding device wherein a bobbin carrier is removably mounted and held on an expandable chucking spindle by means of swingable, elongated clamping elements which are distributed about the outer circumferential mantle of the chucking spindle |
| 4221345 |
Rotary filament feeder |
September 9, 1980 |
| Devices and processes for feeding freshly spun and/or stretched filaments, which are delivered to the devices at more than 1000 meters/min., in helices to a receptacle, said devices embodying a rotating member with curvate passage extending from its upper inlet, which lies in the axis of |
| 4209207 |
Thrust bearing assembly |
June 24, 1980 |
| A thrust bearing assembly for use in an exhaust gas turbocharger or the like, and which includes a holding plate fixed to the turbocharger housing, a shaft rotatably mounted in the housing and extending through an opening in the plate, and a pair of flat, annular rings mounted on the |
| 4202163 |
Spinning process and apparatus |
May 13, 1980 |
| Process and apparatus for spinning fibers into a yarn in a yarn forming zone in the gap between air permeable surfaces of two rollers or on a single, air permeable roller surface while drawing a current of air adjacent said zone through said surface or surfaces by suction means, a fe |
| 4200212 |
Process and apparatus for conveying individual strands into a composite strand under controlled |
April 29, 1980 |
| A process and apparatus for conveying a plurality of parallel individual strands into a composite strand, each individual strand being conducted between a delivery means and a draw-off means in common to all strands, all of the individual strands as well as the composite strand having |
