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Class Information
Number: 19/258
Name: Textiles: fiber preparation > Working > Drafting > Roll type
Description: Method or apparatus wherein the simultaneous feeding and retarding of a fiber strip is accomplished by a series of cooperating roll pairs, spaced apart, which causes said strip to become attenuated lengthwise upon its travel through the series.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7331086 |
Arrangement at a draw frame comprising a suction device for removing dust, fibre dust and the like |
Feb. 19, 2008 |
| 7325390 |
Twin unit comprising two drafting devices for a spinning machine |
Feb. 5, 2008 |
| 6564431 |
Silver deflecting device positioned between two drafting roll pairs of a silver drafting unit |
May. 20, 2003 |
| 6332246 |
Locating frame for units for drawing and compacting bundles of textile fibers |
Dec. 25, 2001 |
| 6237196 |
Top roller of a drafting apparatus |
May. 29, 2001 |
| 6209305 |
Driving and supporting device for transporting roller for textile fibers |
Apr. 3, 2001 |
| 6182333 |
Drafting system spinning roller for producing thread |
Feb. 6, 2001 |
| 6134752 |
Loading mechanism for the upper rolls of a drafting mechanism |
Oct. 24, 2000 |
| 6032336 |
Top roller for a draft apparatus |
Mar. 7, 2000 |
| 6012277 |
Yarn spinning from fibre sub-assemblies with variation of their paths of travel, relative positions or twist levels |
Jan. 11, 2000 |
| 5991977 |
Drawing unit for a fiber processing machine particularly a regulated drawing frame for processing cotton |
Nov. 30, 1999 |
| 5799374 |
Spinning machine for the doubling or stretching of fiber bands |
Sep. 1, 1998 |
| 5796220 |
Synchronous drive system for automated textile drafting system |
Aug. 18, 1998 |
| 5608948 |
Compression rod having rectangular shape |
Mar. 11, 1997 |
| 5553357 |
High bulky wool spun yarn and a drafting apparatus for preparing the yarn |
Sep. 10, 1996 |
| 5528799 |
Thread-guiding component with improved surface |
Jun. 25, 1996 |
| 5438733 |
Cotton drafting frame |
Aug. 8, 1995 |
| 5412847 |
Loose-boss top roller |
May. 9, 1995 |
| 5380118 |
Shaft coupling for bottom cylinders of drafting units on spinning machines |
Jan. 10, 1995 |
| 5048157 |
Drafting arrangement for spinning machines |
Sep. 17, 1991 |
| 5038553 |
Drafting arrangement for false twist spinning |
Aug. 13, 1991 |
| 5035027 |
Means for manipulating a drafting roller carrier of a textile machine |
Jul. 30, 1991 |
| 5022123 |
Draft mechanism having roller pairs connected to draft ratio controlled motors by timing belts |
Jun. 11, 1991 |
| 5016323 |
High-draft drafting device for a flyerless spinning process |
May. 21, 1991 |
| 5012557 |
Drafting unit with detachably mounted support components for bottom rollers |
May. 7, 1991 |
| 5010624 |
Spinning machine having several spinning points |
Apr. 30, 1991 |
| 5010494 |
Method and apparatus for detecting mechanical roll imperfections in a roller drafting system |
Apr. 23, 1991 |
| 4999884 |
Drawing mechanism for drawing textile fibers |
Mar. 19, 1991 |
| 4991263 |
Spinning machine drafting unit arrangement |
Feb. 12, 1991 |
| 4987734 |
Ring spinning machine |
Jan. 29, 1991 |
| 4965920 |
Fluid heated roll apparatus and method |
Oct. 30, 1990 |
| 4894886 |
Blended yarn producing device |
Jan. 23, 1990 |
| 4878268 |
Device for drawing roves or slivers of fibers on a spinning machine |
Nov. 7, 1989 |
| 4845813 |
Roller drafter, process of use, and products produced thereby |
Jul. 11, 1989 |
| 4837908 |
Roll assembly for fiber drafting machine |
Jun. 13, 1989 |
| 4768262 |
Apparatus and method for textile strand drafting |
Sep. 6, 1988 |
| 4763387 |
Strip feeder between entrance and calendering rolls of a textile machine |
Aug. 16, 1988 |
| 4734958 |
Drafting frame for a spinning machine |
Apr. 5, 1988 |
| 4653153 |
Method and device for the optimization of the drawing process on autoleveller drawframes in the textile industry |
Mar. 31, 1987 |
| 4646391 |
Spinners |
Mar. 3, 1987 |
| 4641397 |
Drafting mechanism for spinning machines |
Feb. 10, 1987 |
| 4635321 |
Spinning machines and the like with signal or indicator devices |
Jan. 13, 1987 |
| 4611366 |
Treatment of fibrous materials |
Sep. 16, 1986 |
| 4592114 |
Drafting roller arrangement for spinning machines |
Jun. 3, 1986 |
| 4589168 |
Yarn-drafting apparatus |
May. 20, 1986 |
| 4547936 |
Drawing apparatus for textile fibre webs |
Oct. 22, 1985 |
| 4539729 |
Apparatus for the continuous compression or determination of the mass of a fiber sliver |
Sep. 10, 1985 |
| 4538328 |
Device for interrupting feed of a roving to a drawing frame |
Sep. 3, 1985 |
| 4538329 |
Draft device |
Sep. 3, 1985 |
| 4519201 |
Process for blending fibers and textiles obtained from the fiber blends |
May. 28, 1985 |
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