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Class Information
Number: 19/261
Name: Textiles: fiber preparation > Working > Drafting > Roll type > Including changing roll speed or location > Roll-spacing adjusting
Description: Method and apparatus wherein the change of the roll spacing is the relocation of one cooperating roll pair of a drafting frame with respect to another roll pair of the frame.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7308735 |
Roller pair for stretching strips of filter material |
Dec. 18, 2007 |
| 6971145 |
Apparatus at a draw frame having a drawing mechanism for the doubling and drafting of fibre slivers |
Dec. 6, 2005 |
| 6829811 |
Apparatus at a draw frame having a drawing mechanism for the doubling and drafting of fibre slivers, having an adjusting device |
Dec. 14, 2004 |
| 6470534 |
Manufacturing method for carded woolen yarn |
Oct. 29, 2002 |
| 6332246 |
Locating frame for units for drawing and compacting bundles of textile fibers |
Dec. 25, 2001 |
| 5950413 |
Spinning apparatus, method of producing yarns, and resulting yarns |
Sep. 14, 1999 |
| 5873230 |
Pneumatic pressing system for a drafting frame of a spinning machine and method of operating same |
Feb. 23, 1999 |
| 5809762 |
Draw frame with adjustment device for the drafting rollers |
Sep. 22, 1998 |
| 5774943 |
Tongue and groove drafting roller autoleveling system for automated textile drafting system |
Jul. 7, 1998 |
| 5638580 |
Method of spinning all-wool yarn on cotton system |
Jun. 17, 1997 |
| 5303454 |
Textile machine comprising a plurality of drafting units arranged next to one another in a row |
Apr. 19, 1994 |
| 5022123 |
Draft mechanism having roller pairs connected to draft ratio controlled motors by timing belts |
Jun. 11, 1991 |
| 5010624 |
Spinning machine having several spinning points |
Apr. 30, 1991 |
| 4969238 |
Apparatus for selectively securing a carrier member of a textile drafting apparatus |
Nov. 13, 1990 |
| 4845813 |
Roller drafter, process of use, and products produced thereby |
Jul. 11, 1989 |
| 4734958 |
Drafting frame for a spinning machine |
Apr. 5, 1988 |
| 4593438 |
Spinning machine drafting roller adjusting arrangement |
Jun. 10, 1986 |
| 4461058 |
Drawing frames |
Jul. 24, 1984 |
| 4088016 |
Method and apparatus for determining parameters of a staple length distribution of fibers in yarn slivers |
May. 9, 1978 |
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