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| Number | Title | Issue Date |
| 8042324 | Apparatus and method for winding a roving onto a bobbin The invention relates to an apparatus for winding a roving provided with a protective twist onto a roving bobbin, containing a bobbin mounting for the rotatable mounting of a roving bobbin and a traversing device for traversing in the bobbin axial direction the rovi... | 10/25/2011 |
| 7624563 | Top roller carrier for drafting systems in spinning machines A top roller carrier for drafting systems in spinning machines with at least one pair of feed rollers, one pair of apron rollers and one pair of output rollers as top rollers and with holding devices for the top rollers, and wherein the top rollers are rotatably mou... | 12/01/2009 |
| 7475531 | Drawing frame with aprons entwined around twin output top delivery rollers The invention relates to a drafting device with twin top front rollers surrounded by aprons in which the aprons are guided around deflection members arranged above the area facing away from the clamping surface of the front roller pair. In order to achieve a low-fri... | 01/13/2009 |
| 7441395 | Drafting arrangement for a spinning machine A drafting arrangement for a spinning machine, comprising at least one pair of feed rollers, one pair of central rollers and a pair of withdrawal rollers, wherein the lower rollers of the drafting arrangement are configured as roller segments, which are rotated by s... | 10/28/2008 |
| 7331086 | Arrangement at a draw frame comprising a suction device for removing dust, fibre dust and the like In an arrangement at a draw frame including a suction device for removing dust, fiber dust and the like, in which a funnel and a pair of draw-off rollers are present at the outlet of the draw frame immediately after a web-guiding element, the suction removal device ... | 02/19/2008 |
| 7325390 | Twin unit comprising two drafting devices for a spinning machine A twin unit has two drafting devices for drafting fiber strands and is applicable in a spinning machine. The twin unit includes a common housing for the two drivable drafting devices, whereby the housing is detachably mounted in a machine frame. The drafting devices... | 02/05/2008 |
| 7287367 | Closing member for compressed air carrying polygonal tubes on a yarn spinning machine A closing member 1 for compressed air carrying polygonal tubes, which is inserted in a sealing manner into the polygonal tube at one end thereof. The closing member 1 includes an elastic sealing element 3, and the closing member is constructed s... | 10/30/2007 |
| 7140172 | Covering for drafting rollers A spinning machine drafting device includes a pressure roller loaded against a lower roller such that a fiber structure is conveyed between the roller pair. The pressure roller has an outer circumferential layer disposed around an inner circumferential layer of diff... | 11/28/2006 |
| 7096655 | Method and apparatus for manufacturing a singles ring yarn In a process for manufacturing a singles ring yarn, firstly a first twist is supplied to a strand of traveling drafted fibers at a false twist device for producing a preliminary singles yarn. The false twist device rotates at a first speed for twisting the fibers. I... | 08/29/2006 |
| 7080502 | Arrangement for producing a spun thread An arrangement for manufacturing a spun thread from a staple fiber mass includes a feed channel having an outlet opening for feeding the fiber mass, and a yarn withdrawal channel having an inlet opening. In order to generate a rotating current around the entry openi... | 07/25/2006 |
| 7043893 | Device for producing a spun yarn To manufacture a spun yarn from a loose fiber structure, devices are used in which a swirl chamber is provided between a fiber delivery channel and a yarn extraction channel. A fluid is blown into the swirl chamber. This device exhibits in the swirl chamber a guide ... | 05/16/2006 |
| 7024848 | Tunnel cladding The application relates to a device for air spinning, i.e., for the manufacture of a spun yarn from a sliver. The device contains in particular a fiber guide element, a fiber conveying channel, and an eddy chamber housing attached to the fiber guide element. The edd... | 04/11/2006 |
| 6988355 | Double-apron drafting unit for spinning machines A double-apron drafting unit for spinning machines has a delivery roller pair and an apron pair arranged upstream therefrom. The apron pair guides a fiber strand in the area of a delivery nipping line, with which it forms a wedge-shaped gap. Devices are provided for... | 01/24/2006 |
| 6705072 | Spinning device The invention relates to a spinning device for the production of a spun thread from a fiber bundle, including a nozzle part with an upper nozzle part and a lower nozzle part. Likewise, a spindle is included with an upper part and a lower part. In order to be able to... | 03/16/2004 |
| 6679044 | Pneumatic spinning apparatus A pneumatic spinning apparatus (1) for producing a yarn or thread spun from fibres includes a nozzle block with a hollow room in which a spindle is arranged. At least one jet nozzle serves for generating a rotating air stream in the hollow room. Opposite ... | 01/20/2004 |
| 6666011 | Spinning machine with a condensing device A spinning machine is provided. The spinning machine includes a drafting arrangement for drafting a fibre structure. The spinning machine also includes a spinning device for spinning the fibre structure, the spinning device is located downstream from the ... | 12/23/2003 |
| 6655122 | Core yarn manufacturing machine and core yarn manufacturing method A core yarn manufacturing machine has a spinning unit including a hollow guide shaft member wherein the yarn passage is formed in the axis direction, and a nozzle applies a whirling flow to the tip section of the hollow guide shaft member. A core yarn is ... | 12/02/2003 |
| 6604261 | Drafting frame for a spinning machine Downstream of the last roller pair of a drafting frame for a spinning machine, the roving is condensed in a fiber-bundling zone having a belt with perforations to which suction is applied. Another belt converges toward the belt with the perforations and e... | 08/12/2003 |
| 6477827 | Air-permeable transport belt for transporting a fiber strand to be condensed and method of making same In order to transport a fiber strand to be pneumatically condensed over a suction slit of a condensing zone of a spinning machine, a transport belt is provided which comprises, at least in the effective area of the suction slit, a porous area. The porous ... | 11/12/2002 |
| 6434923 | Top roller unit for a drafting apparatus of a spinning machine A top roller unit is arranged on a top weighting arm for a drafting apparatus of a spinning machine, which top roller unit has a holding device and two double top rollers and is arranged at two adjacent spinning stations. A first top roller of a spinning ... | 08/20/2002 |
| 6370859 | Demountable subassembly for units for compacting bundles of textile fibres A demountable subassembly is provided for a series of compacting units of adjacent spinning stations. The subassembly includes a transverse tube with a series of longitudinal suction slots and a suction manifold connectable to the tube in the region of a ... | 04/16/2002 |
| 6349533 | Unit for compacting a bundle of texile fibres drawn in a spinning machine A fixed tube of circular cross-section, which is common to several spinning stations disposed side by side, is connected to a suction source and has, in each station, a suction slot arranged on the path of a bundle of fibres to be compacted and along its ... | 02/26/2002 |
| 6341484 | Drafting frame for a spinning machine A sliver compactor is provided between a drafting roller of a drafting frame and the delivery unit which supplies the sliver to the spinning stations of the spinning machine. The sliver compactor has a shielding element juxtaposed with the perforated movi... | 01/29/2002 |
| 6336259 | Apparatus and method for condensing a drafted fiber strand A condensing zone for condensing a drafted fiber strand is arranged downstream of the front roller pair of a drafting apparatus of a ring spinning machine. The condensing zone includes a stationary sliding surface having a suction slit, over which the fib... | 01/08/2002 |
| 6332246 | Locating frame for units for drawing and compacting bundles of textile fibers A locating frame for drawing and compacting units of a pair of adjacent spinning stations in a spinning machine where each drawing unit has a pressure roller which supplies the bundle of fibers to the compacting unit and which rotates a pressure roller of... | 12/25/2001 |
| 6327747 | Process and apparatus for condensing a drafted fiber strand In a process for condensing a drafted fiber strand in a condensing zone arranged downstream of a front roller pair of a drafting apparatus, the fiber strand is transported through the condensing zone by means of a perforated, suctioned transport belt. It ... | 12/11/2001 |
| 6327748 | Apparatus of a spinning machine for condensing a fiber strand A condensing zone for condensing a drafted fiber strand is disposed downstream of a front roller pair of a drafting unit of a ring spinning machine. The condensing zone comprises a stationary sliding surface having a suction slit, over which the fiber str... | 12/11/2001 |
| 6324825 | Drafting frame for a spinning machine A drafting frame for a spinning machine, especially a ring-spinning machine can be readily retrofitted with a compaction device adjacent the last pair of drafting rollers if the condensing zone is defined between a clamping location formed by the nip of t... | 12/04/2001 |
| 6286294 | Wire stranding machine A wire stranding machine is provided, being capable of stranding the wire materials evenly and uniformly even if two wire materials are used, by installing the capstan assembly outside of the rotary structure on the wire incoming side. A rotary structure ... | 09/11/2001 |
| 6272834 | Apparatus for condensing a drafted fiber strand A condensing zone is arranged downstream of the drafting apparatus of a ring spinning machine, through which condensing zone an air permeable transport belt transports the drafted fiber strand. A cleaning element is arranged at the transporting element, w... | 08/14/2001 |
| 6263656 | Arrangement and method for condensing a drafted fiber strand and method for making yarn therefrom A condensing zone is arranged downstream of the front roller pair of a drafting arrangement of a spinning machine, in which condensing zone a drafted roving or a sliver is condensed. The condensing zone has a suction device which has a closed hollow profi... | 07/24/2001 |
| 6263655 | Method of and apparatus for the bundling of sliver in a drafting frame of a spinning machine Method of and apparatus for bundling fibers of a sliver in the drafting frame of a spinning machine in which a fiber-bundling zone is provided downstream of the last pair of drafting rollers. The fiber-bundling zone can be formed with a transporter for th... | 07/24/2001 |
| 6263654 | Arrangement for a ring spinning machine for condensing a fiber strand and method of making same An arrangement for a ring spinning machine for condensing a drafted but untwisted fiber strand includes a drum which transports the fiber strand through a condensing zone. The drum is provided on its outer sleeve with a perforation. In order that the perf... | 07/24/2001 |
| 6250060 | Method of producing improved knit fabrics from blended fibers A high efficiency method of producing a high quality knit fabricis diclosed. The method includes the steps of drafting a blended sliver of cotton fibers and polyester fibers in a four roll draffing zone in which the nip to nip spacing in the break zone is... | 06/26/2001 |
| 6237317 | Condensing zone for a spinning machine A condensing zone is arranged downstream of the main drafting area of a drafting assembly of a ring spinning machine, which condensing zone is defined on one side by a front roller pair of the drafting assembly and on the other side by a nipping roller wh... | 05/29/2001 |
| 6223514 | Apparatus for condensing a drafted fiber strand A condensing zone is arranged downstream of the front roller pair of a drafting arrangement of a spinning machine, in which condensing zone a drafted fiber strand is condensed. The condensing zone comprises a sliding surface having a suction slit, which s... | 05/01/2001 |
| 6216433 | Flyer drafting arrangement having a condensing zone Flyer drafting arrangements deliver drafted fiber strands, whose width is greater than their height. Because of this, a condensing zone is often arranged downstream of the flyer drafting arrangements, which bundles the respective fiber strand laterally. U... | 04/17/2001 |
| 6209300 | Apparatus for pneumatic condensing of a drafted fiber strand and method of making and using same A condensing zone for pneumatic condensing of the drafted, still twist-free fiber strand is arranged downstream of the drafting apparatus of a ring spinning machine. The condensing zone is limited by a delivery roller pair, whose driven bottom roller is a... | 04/03/2001 |
| 6209303 | Arrangement and method for spinning a yarn An arrangement and method for spinning a yarn from a plurality of yarn components includes a drafting arrangement, a condensing zone arranged downstream thereof and also a ring spindle which twists all yarn components jointly. The condensing zone has a st... | 04/03/2001 |
| 6205758 | Preparing textile fibres for testing Yarn is unwound from a reel by means of unwinding rollers. Simultaneously the yarn is untwisted partially to free constituent fibers by means of a rotating arm guiding the yarn through an eye. Nip rollers prevent slack in the untwisted yarn. Drafting roll... | 03/27/2001 |
