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| Number | Title | Issue Date |
| 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 |
| 6568040 | Unit for condensing a bundle of textile fibres drafted in a spinning machine A fixed tube of circular cross-section, which is common to several-spinning stations located side by side, is connected to a suction source and has, in each station, a suction slot which is located on the path of the bundle of fibres and is elongate along... | 05/27/2003 |
| 6568042 | Unit for condensing a bundle of textile fibres drafted in a spinning machine A fixed tube of circular cross-section, which is common to several spinning stations located side by side, is connected to a suction source and has, in each station, a suction slot which is located on the path of the bundle of fibers to be condensed and i... | 05/27/2003 |
| 6568041 | Tube with suction slots for a unit for condensing a bundle of textile fibres drafted in a spinning machine A condensing unit for condensing a bundle of textile fibers comprises a fixed tube of circular cross-section, which is common to several spinning stations located side by side, is connected to a suction source, and has a suction slot in each station. Filt... | 05/27/2003 |
| 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 |
| 6425164 | Transport belt for transporting a fiber strand to be condensed and method of making same An air-permeable transport belt, drivable by a drive roller, is provided for transporting a fiber strand to be condensed over a sliding surface of a spinning machine condensing zone which includes a suction slit. The transport belt has at least one area a... | 07/30/2002 |
| 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 |
| 6370737 | Drafting equipment with small double belts A drafting equipment is provided with a small double belt for spinning machines with a fiber bundling zone which follows the pair of output rollers of the main drafting field and is followed by a pair of delivery rollers. A pneumatic compression device is... | 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 |
| 6338183 | Arrangement for condensing a fiber strand Downstream of a drafting unit of a spinning machine, a condensing zone is provided, in which a drafted fiber strand still in an untwisted state is condensed by bundling. The condensing zone comprises a stationary suction slit, over which the fiber strand ... | 01/15/2002 |
| 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 |
| 6332244 | Method and apparatus for drafting and condensing a roving, particularly an a ring spinning frame A device for drafting and condensing of a roving before its transformation into yarn comprises a drafting unit which confers a predetermined draft on the roving and a condensing unit by the effect of suction on the fibres of the roving through a movable f... | 12/25/2001 |
| 6332245 | Apparatus of a spinning machine for condensing a fibre strand A condensing zone for condensing a drafted, still twist-free fiber strand is arranged downstream of a front roller pair of a drafting unit of a spinning machine. An air-permeable transport belt transports the fiber strand through the condensing zone. The ... | 12/25/2001 |
| 6327746 | Endless transport belt for transporting a drafted fiber strand and method of making same An endless transport belt transports a drafted fiber strand through a fiber bundling zone. The transport belt is provided with a perforation for a suction air stream which suctions the fiber strand. The transport belt is provided with a sufficiently smoot... | 12/11/2001 |
| 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 |
| 6298523 | Apparatus for condensing a fiber strand and a method of making yarn using same An apparatus for condensing a fiber strand, which travels through a condensing zone in an untwisted state after leaving a drafting unit, comprises an air-permeable transport belt, which transports the fiber strand over a sliding surface comprising a sucti... | 10/09/2001 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 6202398 | Method of and apparatus for producing a yarn on a pot-spinning machine A yarn is made on a pot-spinning machine by drafting a roving and then condensing the roving via a suction roller or belt before the yarn is twisted on a pot-spinning station.... | 03/20/2001 |
| 6189308 | Method of and apparatus for producing a yarn on a ring-spinning machine A yarn is produced by condensing and compacting the roving after its passage through a drafting frame by suction rollers or suction belts and then twisting and winding up the yarn without the formation of a thread balloon on a ring spinning station with a... | 02/20/2001 |
| 6185790 | Arrangement for condensing a drafted fiber strand A condensing zone for condensing a drafted twist-free fiber strand is arranged downstream of a drafting arrangement of a ring spinning machine. The condensing zone includes a stationary sliding surface having a suction slit extending essentially in a fibe... | 02/13/2001 |
| 6170126 | Transport belt for transporting a fiber strand to be condensed A transport belt of a ring spinning machine for transporting a fiber strand to be condensed over a suction slit of a condensing zone is provided with a perforation or perforations for a suction air stream which suctions the fiber strand. The transport bel... | 01/09/2001 |
| 6161258 | Spinning machine having a plurality of spinning stations An arrangement for condensing a drafted fiber strand is arranged at each spinning station of a spinning machine. The condensing arrangements each comprise a transport surface which transports the fiber strand over a suction slit of a suction device. A joi... | 12/19/2000 |
| 6112509 | Drafting equipment with small double belts A drafting equipment is provided with a small double belt for spinning machines with a fiber bundling zone which follows the pair of output rollers of the main drafting field and is followed by a pair of delivery rollers. A pneumatic compression device is... | 09/05/2000 |
| 6108873 | Arrangement 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... | 08/29/2000 |
| 6082089 | Arrangement for condensing a drafted fiber strand A condensing zone lies downstream of the front roller pair of a drafting unit 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 sliding surface... | 07/04/2000 |
| 6073314 | Device 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 ready drafted fiber strand is condensed by means of rolling in the edge fibers before the yarn to be spun is impa... | 06/13/2000 |
| 6052872 | Apparatus for condensing a drafted fiber strand A draft free condensing zone for condensing a drafted fiber strand is provided between a front roller pair of a drafting unit of a ring spinning machine and a delivery roller pair arranged downstream thereof. The apparatus for condensing comprises an air-... | 04/25/2000 |
| 6029318 | Drafting frame for a spinning machine A drafting frame for a spinning machine has a compaction unit at the downstream end of the drafting path which can be removed and other rollers and belts of the upper and lower arrays can be advanced as required to maintain the length of the paths of the ... | 02/29/2000 |
| 5915510 | Silver compactor in the stretching frame of a spinning machine To allow the gap between a pair of belts and the output pair of rollers of a drafting frame for a textile machine to be reduced, the sliver compaction funnel which is disposed at the inlet side of the nip of the output pair of rollers is mounted on an arm... | 06/29/1999 |
| 4825633 | Process and device for the spinning of fibers Fiber material to be spun is presented to drafting equipment in the form of a fiber sliver and is subjected to pre-stretching and main stretching in such drafting equipment. While being stretched, the fiber sliver is gathered together to a minimum width w... | 05/02/1989 |
