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| Number | Title | Issue Date |
| 7832060 | Device on a draw frame having a drafting system for textile fibre slivers In a device on a draw frame having a drafting system for textile fiber slivers with weighting of the upper rolls of the drafting system which comprises roll pairs arranged one behind the other, the pairs having lower and upper rolls, the rotating journals at the end... | 11/16/2010 |
| 7610660 | Apparatus on a drafting system of a spinning room machine, for weighting drafting system rollers In an apparatus on a drafting system of a spinning room machine, especially a draw frame, carding machine, combing machine or the like, for weighting the drafting system rollers, at least one pressure-medium cylinder with a piston is acted upon by pressure medium an... | 11/03/2009 |
| 7603750 | Apparatus on a drafting system of a spinning machine, especially a draw frame, carding machine, combing machine or the like, for weighting the drafting system rollers An apparatus on a drafting system of a spinning machine, especially a draw frame, carding machine, combing machine or the like, for weighting the drafting system rollers, has at least one pressure fluid cylinder with a piston which is acted upon by pressure fluid an... | 10/20/2009 |
| 7251863 | Draw frame for textile fibre slivers having a drawing system with top rollers that can be loaded and relieved of load A draw frame for textile fiber slivers has a drawing system of successively arranged assemblies of rollers comprising a bottom and a top roller, in which, during operation, the top rollers are pressed against the bottom rollers by weighted pressing devices. When ope... | 08/07/2007 |
| 7174606 | Pressure cylinder for a drafting arrangement of a textile machine A pressure cylinder including a cylinder housing having one end including an opening. A piston is axially displaceable within the cylinder housing. A piston rod is coupled to the piston and extends through the opening at the one end of the cylinder. A cylinder base ... | 02/13/2007 |
| 7076841 | Double pressure cylinder arrangement and loading device of a textile machine having such double pressure cylinder arrangement A double pressure cylinder arrangement including a first pressure cylinder and a second pressure cylinder positioned in a spaced and axis-parallel relationship to the first pressure cylinder. A carrier strut is connected to a bottom side of the first pressure cylind... | 07/18/2006 |
| 7051405 | Device on a draw frame for textile slivers, having roller pairs arranged one after the other and a roller-cleaning device In a device on a draw frame for textile slivers, having roller pairs arranged one after the other and a cleaning device, for example a cleaning lip, cleaning rod, for each upper roller, in which the loading device for each upper roller has at least two presser eleme... | 05/30/2006 |
| 6910249 | Apparatus on a draw frame for textile fibre material An apparatus on a draw frame for textile fiber slivers has a drawing system having weighting of the top rollers of successively arranged pairs of rollers comprising a bottom and a top roller. During operation, the top rollers are pressed against the bottom rollers b... | 06/28/2005 |
| 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 |
| 6154931 | Device for loading the upper drawing rolls in a draw frame and method A method of operating a draw frame including a plurality of serially arranged roll pairs each defining a nip through which a fiber sliver passes from roll pair to roll pair. Each roll pair is formed of an upper roll and a lower roll. A pressing arm carrie... | 12/05/2000 |
| 5953793 | Roll pressing device for a sliver drawing frame A textile sliver drawing unit includes a roller assembly for advancing and drawing a sliver running therethrough. The roller assembly includes an upper roll and a lower roll cooperating with the upper roll. The drawing unit further has a pressing device f... | 09/21/1999 |
| 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 |
| 5873230 | Pneumatic pressing system for a drafting frame of a spinning machine and method of operating same In the pneumatic pressing of textile strands in a drafting frame the pressure in the pressure line is monitored by a pressure sensor and/or a flowmeter and used to control a value between the pressure source and that pressure line. According to the invent... | 02/23/1999 |
| 5796220 | Synchronous drive system for automated textile drafting system An automated drafting system particularly suitable for drafting textile strands of sliver is provided. The automated drafting system includes a synchronous drive sliver drafting roller system utilizing toothed gears in the preferred embodiment operatively... | 08/18/1998 |
| 5309603 | Device and process to compress and guide a fiber sliver The invention relates to a device to condense and guide a fiber sliver, in particular in a spinning plant preparation machine having a sliver funnel. The funnel is followed by draw-off rollers which are surrounded on both sides by guide surfaces. The late... | 05/10/1994 |
| 4999884 | Drawing mechanism for drawing textile fibers The drawing mechanism for drawing textile fibers includes an input nip between a first pressure roller (6) and a first drafting roller (1), a first intermediate nip between a second pressure roller (7) and a second drafting roller (2), and an output nip b... | 03/19/1991 |
| 4969238 | Apparatus for selectively securing a carrier member of a textile drafting apparatus A textile drafting apparatus of the type having upper and lower drafting rollers forming a plurality of roller nips for travel therebetween of a textile strand includes a carrier member for adjustably supporting the upper drafting rollers. The textile dra... | 11/13/1990 |
| 4768262 | Apparatus and method for textile strand drafting A novel fiber drafting system disclosed according to which a textile fiber strand is passed through a plurality of pairs of drafting rollers wherein one of each pair of drafting rollers includes a circumferential groove for receiving the fiber strand and ... | 09/06/1988 |
| 4734958 | Drafting frame for a spinning machine The invention is a drafting frame of a spinning or twisting machine comprising a plurality of roll pairs or roll triads comprising upper and lower rolls, the upper rolls being guided at their ends by bearings in at least one supporting arm rotatable about... | 04/05/1988 |
| 4551887 | Draft apparatus for a spinning machine Draft apparatus for use with a pneumatic high speed spinning frame. At least one pair of sliver compressing member are disposed on the sliver path. One of the sliver compressing members has a circumferential recessed groove for receiving the sliver and th... | 11/12/1985 |
| 4510648 | Weighting device for drafting means A novel weighting device for draft rollers, in which a diaphragm is provided, as a pressing unit, above each top side roller. The diaphragms provided on a spinning frame are classified into a plurality of groups corresponding to species of rollers such as... | 04/16/1985 |
| 4413378 | Method and drafting arrangement for spinning machines for processing a fiber sliver The present invention concerns a method for processing a fiber sliver in a drafting arrangement, and a drafting arrangement for implementing the method. The objective for a drafting arrangement, which can be adapted to a wide range of staple lengths, to d... | 11/08/1983 |
