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Class Information
Number: 57/411
Name: Textiles: spinning, twisting, and twining > Apparatus and processes > Open end spinning > Rotating chamber type > With fiber separating and/or feeding > With fluid flow controlling or directing
Description: Subject matter wherein the fiber separating and/or feeding means utilizes a current of fluid and includes means for directing or controlling the current of fluid or for providing an additional or supplemental fluid flow in the separating and/or feeding zones other than for or in addition to the purpose of merely transporting the discrete fibers to the rotating chamber.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
6321522 Spinning rotor for open-end spinning machine and method for producing the spinning rotor Nov. 27, 2001
6308507 Method of and apparatus for producing a textile yarn Oct. 30, 2001
6295800 Apparatus for open-end spinning Oct. 2, 2001
6105355 Open-end spinning device for production Z- or S-twisted yarns Aug. 22, 2000
6101803 Process and apparatus for piecing a yarn end in an open-end rotor spinning machine Aug. 15, 2000
6101805 Opening roller for an open-end spinning device Aug. 15, 2000
6047538 Fiber guide conduit for an open-end spinning device Apr. 11, 2000
6035624 Fiber transporting apparatus for a rotor type open end fine spinning machine Mar. 14, 2000
6016650 Fiber feed element for a rotor spinning machine Jan. 25, 2000
5987869 Debris removal device for an open-end spinning machine with a plurality of spinning units Nov. 23, 1999
5974778 Arrangement for open-end spinning comprising a driven suction roller Nov. 2, 1999
5953896 Adaptor for an open-end spinning arrangement and method of making same Sep. 21, 1999
5953897 Fiber guide device for connecting a sliver opening device with a rotor spinning housing in an open-end spinning apparatus Sep. 21, 1999
5950415 Opening device for an open-end spinning machine and method of making same Sep. 14, 1999
5946899 Sliver opening device Sep. 7, 1999
5943853 Open-end spinning machine with a trash removal system Aug. 31, 1999
5911676 Low-speed trash belt for open-end spinning machine and method Jun. 15, 1999
5890356 Open-end fiber veil spinning apparatus and method Apr. 6, 1999
5867975 Apparatus for the initiation of spinning a thread on an open-end spinning apparatus Feb. 9, 1999
5850730 Opening device for an open-end spinning unit Dec. 22, 1998
5845477 Device and method for feeding fiber material in sliver form and opening it into single fibers Dec. 8, 1998
5832710 Open-end spinning frame with dirt removal device Nov. 10, 1998
5809766 Device for cleaning fiber material in an open-end spinning aggregate Sep. 22, 1998
5778653 Suction roller for an open-end spinning machine Jul. 14, 1998
5775086 Device for opening fiber material into single fibers Jul. 7, 1998
5775085 Method and device for preventing mass fluctuations in fiber material Jul. 7, 1998
5749216 Open end spinning apparatus May. 12, 1998
5718110 Arrangement for open-end rotor spinning Feb. 17, 1998
5687558 Fiber supply arrangement for open-end rotor spinning Nov. 18, 1997
5640839 Method of spinning-in yarn on open-end spinning machines using a pressurized air feed and a device for carrying out the method Jun. 24, 1997
5640838 Apparatus and method for effecting yarn piecing on an open-end rotor spinning machine Jun. 24, 1997
5632140 Method and device for directly manufacturing a twisted yarn from dissolved fiber material May. 27, 1997
5628177 Method and device for manufacturing a twisted yarn in an integrated spin-twisting process according to the two-for-one twisting method from dissolved fiber material May. 13, 1997
5605037 Method and device for producing a twisted yarn Feb. 25, 1997
5603210 Device to convey fibers to the fiber collection groove of an open-end spinning rotor Feb. 18, 1997
5598695 Rotor type open-end spinning unit having outer and inner rotors Feb. 4, 1997
5555717 Open-end spinning device having an improved fiber feeding channel Sep. 17, 1996
5497610 Process and device for pneumatic feeding of fibers to the fiber collection surface of an open-end spinning element Mar. 12, 1996
5497609 Spinning of yarn Mar. 12, 1996
5419952 Making slub yarn on open-end machine, and composite fabric May. 30, 1995
5414990 Process and device for conveying fibers in an airstream in an open-end spinning rotor May. 16, 1995
5414985 Process and apparatus for piecing a thread in open-end spinning May. 16, 1995
5396688 Making slub yarn on open-end machine Mar. 14, 1995
5373690 Process and device for pneumatic conveying of fibers to the fiber collection surface of an open-end spinning element Dec. 20, 1994
5367867 Process and apparatus for cleaning an open-end spinning rotor Nov. 29, 1994
5367868 Process and device for open-end spinning Nov. 29, 1994
5361574 Process and device for pneumatic feeding of fibers to the fiber collection surface of an open-end spinning element Nov. 8, 1994
5241813 Spinning process and device for the production of a yarn Sep. 7, 1993
5117622 Fiber supply arrangement for open-end rotor spinning Jun. 2, 1992
5111651 Open-end spinning device May. 12, 1992

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