| Patents for D01H 4 - Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques (4,993) |
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| 02/09/1983 | EP0071453A2 Open-end spinning unit |
| 02/09/1983 | EP0071452A2 Fiber control apparatus in open end spinning frame |
| 02/09/1983 | EP0070966A1 Spinning machine, in particular open-end spinning machine, with a plurality of spinning units monitored by a traversing trolley |
| 02/01/1983 | US4371218 Bearing mechanism |
| 01/25/1983 | US4369620 Apparatus for spinning-in yarns in open-end rotor spinning units |
| 01/12/1983 | EP0069205A1 Method and device for exchanging a full bobbin for an empty tube in a winding unit of an open-end spinning mechanism |
| 01/11/1983 | US4367623 Piecing up a friction spinning apparatus |
| 12/22/1982 | EP0067279A1 Hinging suction pipe for gripping a yarn from a spool |
| 12/21/1982 | US4364223 Process for producing a combination yarn |
| 12/08/1982 | EP0066058A2 Overhung rotating spindle for the positioning of yarn |
| 12/07/1982 | US4362008 Method and apparatus for forming composite yarn |
| 11/30/1982 | US4361007 Open end spun slub yarn method and apparatus |
| 11/25/1982 | WO1982004075A1 Method and device for interrupting and restarting the spinning in an open-end spinning area |
| 11/23/1982 | US4359856 Process for forming a yarn using a partially oriented carrier filament |
| 11/16/1982 | US4358923 Composite coatings for open-end machinery parts |
| 11/16/1982 | US4358922 Metallic articles having dual layers of electroless metal coatings incorporating particulate matter |
| 11/16/1982 | CA1135575A1 Thread spinning apparatus |
| 11/02/1982 | US4356691 Thread drawing-off device and method for the insertion of the _drawn-off thread in an open-end spinning device |
| 10/20/1982 | EP0062781A1 Open-end spinning machine |
| 10/13/1982 | EP0062404A1 Friction open-end spinning apparatus |
| 10/05/1982 | US4352224 Opening roller for open-end spinning apparatus |
| 10/05/1982 | CA1132864A1 Process and apparatus for forming a yarn using a partially oriented carrier filament |
| 09/28/1982 | US4351149 Spindleless spinning machine |
| 09/15/1982 | EP0011620B1 Automatic cleaning system for open-end spinning apparatus |
| 09/14/1982 | US4348859 Method and apparatus for the production of fancy yarn |
| 08/03/1982 | US4342137 Opening roller for open-end spinning apparatus |
| 07/20/1982 | US4339914 Method and apparatus for cleaning an open-end spinning rotor |
| 07/20/1982 | US4339911 Open-end spinning rotor consisting of a basic member and a rotor member |
| 07/20/1982 | US4339910 Open-end spinning machine |
| 07/20/1982 | US4339851 Beater roll for open-end spinning machines |
| 07/13/1982 | US4338777 Method and apparatus for starting and stopping an open end spinning machine |
| 07/13/1982 | US4338773 Control mechanism for a fiber feed device on an open end spinning mechanism |
| 07/06/1982 | US4337981 Drive and support arrangement for a disc-shaped rotor |
| 06/15/1982 | US4334403 Spinning units in an open end spinning machine |
| 06/15/1982 | US4334400 Apparatus for making a yarn |
| 05/26/1982 | EP0052412A1 Friction open-end spinning method and apparatus |
| 05/18/1982 | US4329839 Method of and apparatus for starting an open-end spinning machine |
| 05/04/1982 | US4327546 Method and apparatus for joining a thread |
| 04/20/1982 | CA1121962A1 Opening roller for open-end spinning machines |
| 04/07/1982 | EP0049142A1 Improved opening roller for open end spinning machines |
| 04/06/1982 | US4322942 Open-end spinning method and apparatus |
| 03/30/1982 | US4321789 Process for spinning of core/mantle yarns and yarn products |
| 03/30/1982 | US4321788 Open end spinning apparatus |
| 03/16/1982 | US4319449 Open end spinning rotor comprising a main body and a rotor body |
| 03/16/1982 | US4319448 Process and apparatus for producing yarn |
| 02/16/1982 | US4315399 Procedure for cleaning a rotor of a spinning unit of the open-end type |
| 02/16/1982 | US4315398 Open-end spinning apparatus |
| 02/09/1982 | US4314440 Dust removing mechanism in open-end spinning frame |
| 02/09/1982 | US4314438 Spinning unit for open-end spinning machine |
| 01/06/1982 | EP0042906A1 Process and device for piecing a thread in a spinning rotor of an open-end spinning device |
| 01/05/1982 | US4308717 Dust removing mechanism in open-end spinning frame |
| 12/15/1981 | US4306166 Bearing and drive arrangement for an open-end spinning turbine |
| 11/24/1981 | US4301572 Combing roller |
| 11/17/1981 | US4300265 Break-up roller for open-end spinning machine |
| 11/10/1981 | US4299084 Open end rotor for a spinning machine |
| 10/27/1981 | US4296527 Textile combing roller |
| 10/20/1981 | US4295330 Re-attachment device for an open-end type spinning frame |
| 09/29/1981 | US4291528 Mounting of fiber supply channel defining means in spinning units of an open end spinning machine |
| 09/29/1981 | US4291438 Fiber feeding roller of open-end spinning apparatus |
| 09/29/1981 | US4291437 Combing roller utilized for an open-end spinning machine |
| 09/15/1981 | US4288975 Method and apparatus for starting a spinning machine |
| 09/09/1981 | EP0035191A1 Open-end spun slub yarns |
| 09/09/1981 | EP0035129A1 Teeth set for cylinders and mounting segments of textile machines |
| 08/26/1981 | EP0034427A1 Apparatus and method of open-end spinning yarn |
| 08/25/1981 | US4285192 Twisting member for ringless spinning apparatus |
| 08/18/1981 | USRE30709 Method of removing impurities and similar matter from staple fibres in ringless spinning and device for performing said method |
| 08/12/1981 | EP0033590A2 Pinned component, e.g. for textile machinery and method of manufacture thereof |
| 08/04/1981 | US4281507 Frictional open-end spinning method and apparatus |
| 08/04/1981 | CA1106246A1 Rotor for an open end spinning machine |
| 07/14/1981 | US4278259 Device for sealing spinning rotor in an open-end spinning apparatus |
| 07/14/1981 | CA1104888A1 Slubbed open end spun yarn |
| 07/07/1981 | US4276742 Thread-joining device |
| 07/07/1981 | US4276741 Method and apparatus for start-spinning a thread on an open-end spinning unit |
| 07/01/1981 | EP0031250A1 Composite yarn |
| 06/30/1981 | US4275553 Process and apparatus for servicing a number of mutually adjacent spinning positions of an open-end spinning machine |
| 06/16/1981 | US4273229 Elastic mounting for high-speed rotor |
| 06/16/1981 | US4272865 Method of making a beater roll |
| 05/05/1981 | US4265083 Process and apparatus for individual piecing up of single open end spinning apparatus |
| 04/30/1981 | WO1981001160A1 Improvements relating to open-end spinning machines |
| 04/28/1981 | CA1099870A1 Process for the manufacture of filaments from a thermoplastic material |
| 04/14/1981 | US4261165 Bearing arrangement for mounting a rotor of an open-end spinning machine |
| 04/08/1981 | EP0026352A2 Arrangement with a bobbin support |
| 04/07/1981 | CA1098678A1 Reclothable beater roll for open end spinning machines and method of making same |
| 03/31/1981 | US4258541 Open-end rotor with thread draw-off tube |
| 03/10/1981 | US4254614 Device for supporting a spindle of an open-end spinning frame |
| 03/10/1981 | US4254612 Device for preventing the accumulation of fibers in an open-end spinning frame |
| 02/24/1981 | US4251984 Apparatus for separating staple fibers on an open-end spinning unit |
| 02/17/1981 | US4251119 Gas bearing for rapidly rotating parts |
| 02/10/1981 | US4249370 Method of and apparatus for removing dirt particles from staple fibers and for straightening said fibers in an open-end spinning process |
| 02/10/1981 | US4249369 Centralized control system for open end spinning machines |
| 02/10/1981 | US4249286 Fiber sliver opening roll for an open-end spinning device |
| 02/03/1981 | US4248037 Yarn positioning means for open-end spinning machine piecing apparatus |
| 01/27/1981 | US4246749 Method of and apparatus for piecing yarn in open end rotor spinning units |
| 01/27/1981 | US4246748 Method and apparatus for detecting the faulty operation of spinning units open-end spinning machines |
| 01/27/1981 | US4246745 Apparatus for lining a housing of a fiber opening device and roller |
| 01/20/1981 | US4245460 Open-end spinning unit |
| 01/20/1981 | US4245459 Spinning chamber of apparatus for open-end spinning |
| 01/07/1981 | EP0022092A1 Re-attachment device for an open-end type spinning frame |
| 01/07/1981 | EP0022091A1 Procedure for cleaning a rotor of a spinning unit in an open-end type spinning frame, and device for carrying out said procedure |
| 01/06/1981 | US4242860 Yarn monitoring apparatus for an open end spinning turbine |