| 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) |
|---|
| 02/15/1994 | US5285975 For use in a textile machine |
| 02/10/1994 | DE4325305A1 Open=end spinning rotor shaft mounting - has radial support between support discs and free end of shaft |
| 02/10/1994 | DE4325304A1 Support wheel mounting for open end spinning rotor bearings |
| 02/10/1994 | DE4325227A1 Open-end spinner maintenance which reduces wear on rotor - carries out at least rotor cleaning before mobile unit leaves station |
| 02/10/1994 | DE4225668A1 Open-end spinning machine - has standard housing with opening roller and screens in trash-box to handle various types of fibre. |
| 02/09/1994 | EP0582208A1 Bearing for an open-end spinning rotor |
| 01/27/1994 | DE4224632A1 Open end rotor spinning unit - has yarn withdrawal passage from the rotor, with spirally shaped steps, at reducing angles |
| 01/27/1994 | DE4223833A1 Friction spinning unit avoiding abrupt stops - utilises friction disc for fibre delivery to yarn formation groove |
| 01/25/1994 | US5280700 Cover of a spinbox of a rotor spinning machine |
| 01/20/1994 | WO1994001605A1 Process and device for open-end spinning |
| 01/13/1994 | DE4244081C1 Open=ended spinner splicing - uses an auxiliary suction flow to draw yarn end through static spinning rotor into the fibre feed channel for precise positioning |
| 01/13/1994 | DE4222840A1 Open=ended spinning machine - has a fibre delivery channel with a curved elliptical end aligned to the rotor groove |
| 01/11/1994 | US5276947 Device for the transportion of cans between machines or devices treating or processing fiber slivers |
| 01/06/1994 | WO1994000626A1 Process and device for automatically attaching yarn to be spun to the end of existing yarn |
| 12/29/1993 | EP0344233B1 Twister for spinning fibres into yarn |
| 12/23/1993 | WO1993025737A1 Device for supplying fibers to the fiber collecting groove of an open end spinning rotor |
| 12/02/1993 | DE4217981A1 Sliver supply to open-end spinning machine - has sliver transferred in coils without container in U=shaped transporters of same width as spinning position |
| 11/30/1993 | US5265406 Open-end spinning device |
| 11/23/1993 | US5263310 Spinning apparatus |
| 11/16/1993 | US5261221 Open-end spinning rotor assembly |
| 10/28/1993 | WO1993021095A1 Method and device for feeding lengthy continuous structures to fibre-receiving mechanisms |
| 09/23/1993 | DE4308392A1 Airjet spinning frame - utilises the pneumatic device to perform jointing operation following yarn break |
| 09/22/1993 | EP0358722B1 Needle ring with needles for the combing cylinders of an open-end spinning frame |
| 09/21/1993 | US5246407 Automatic selector of a motor vehicle epicyclic change-speed gearbox |
| 09/21/1993 | US5245818 Method for cleaning yarn supply package protective pots and balloon limiters of spindle assemblies of two-for-one twister yarn processing machines |
| 09/16/1993 | WO1993018212A1 Drive and bearing for a shaft-less open-end spinning rotor |
| 09/16/1993 | DE4307741A1 Pneumatic spinning appts. for untwisted short staple fibres - having set block with set drillings, and hollow spindle having pneumatic rotary drive |
| 09/14/1993 | US5243812 Device for the piecing of a yarn in a open-end spinning machine operating with a spinning rotor |
| 09/07/1993 | US5241813 Spinning process and device for the production of a yarn |
| 08/26/1993 | DE4305052A1 Spinning assembly to apply air stream to a sliver - has a porous suction roller at leading end of the drawing unit to take up fibre waste from the pneumatic spinning appts. |
| 08/26/1993 | DE4205485A1 Open-end rotor spinning unit - has yarn withdrawal tube with restrictive formations to improve the quality of specified yarns |
| 08/18/1993 | CN1075342A Method of friction spinning |
| 08/05/1993 | DE4202963A1 Open=end airjet spinning unit - has suction to assemble the fibre in concave cavity and compressed airjets to spin the yarn as it is drawn out |
| 07/14/1993 | CN1074253A Open-end spinning machine |
| 06/29/1993 | US5222353 Open-end spinning rotor |
| 06/29/1993 | US5222352 Process and an arrangement for spinning staple fibers into a yarn |
| 06/29/1993 | CA1319573C Corespun yarn friction spinning apparatus and method |
| 06/24/1993 | WO1993012279A1 Open-end spinning process and device |
| 06/24/1993 | DE4142067A1 Structural assembly for completing hub of opening roll - has unit with garniture ring and tube pressed axially on hub |
| 06/22/1993 | US5221133 Supporting disk |
| 06/22/1993 | CA1319299C Automatic piecing of combination open end rotor spun yarn |
| 06/16/1993 | CN1073222A Method for producing wool type fibre spinning |
| 06/16/1993 | CN1073221A Open-end spinning machine |
| 06/09/1993 | DE4240653A1 Open end spinning - has equipment for prepn. of yarn end to insert when spinning on |
| 06/02/1993 | CN1021065C Vacuum spinning of fasciafed yarn from fibre strip |
| 05/19/1993 | EP0541898A1 Support disc |
| 05/19/1993 | CN1020770C Corespun yarn for fire resistant safety apparel and method |
| 05/19/1993 | CN1020769C Corespun yarn friction spinning apparatus |
| 05/18/1993 | US5211001 Spinning apparatus |
| 05/12/1993 | EP0540818A1 Support disc |
| 05/12/1993 | CN1020640C Open-end spinning machine having number of adjacent spinning stations whose spinning elements are driven in common by overall drive |
| 05/11/1993 | US5209055 Step bearing for the shaft of a spinning rotor |
| 05/05/1993 | EP0415952B1 Process and device for starting spinning in an open-end spinning device |
| 05/04/1993 | CA1317169C Vacuum spinning of fasciated yarn from sliver |
| 04/28/1993 | EP0538311A1 Shaftless open-end spinning rotor of an axial combined magnetic/gas bearing. |
| 04/28/1993 | EP0538304A1 Drive and bearing for a shaftless open-end spinning rotor. |
| 04/28/1993 | CN2130824Y Rotary disc type multi-twisting spinning machine |
| 04/22/1993 | DE4132737A1 Fitting card wire to opening rollers for rotor spinning - using longitudinal compression of roller body to grip wire and eliminate gaps between body and wire |
| 04/08/1993 | DE4229082A1 Opening device for open-end spinning - has fibres held by suction on perforated draw off roller between feed nip and draw off nip |
| 04/08/1993 | DE4228301A1 Opening roller for open=end spinning - has perforated periphery with rubber pressure roller acting near a suction zone |
| 04/08/1993 | DE4223956A1 Spinning on process with airjet spinning frame - uses electronic circuits and service robot to reconnect yarn following break |
| 04/01/1993 | DE4231730A1 Open=end spinner start=up - has one end of an auxiliary yarn clamped at empty sleeve and other end spliced to newly-spun yarn |
| 04/01/1993 | DE4231717A1 Rotor spinner sliver insertion - has gripper with motor-driven prongs operated by two linear motors to clamp pointed sliver end and feed it to compression unit |
| 04/01/1993 | DE4231716A1 Open=end spinner maintenance robot - has yarn compensator with a sensor to take=up slack when bobbin speed is less than spinner take=off speed |
| 03/31/1993 | EP0534335A1 Lid for a spinning box of a rotor spinning machine |
| 03/25/1993 | DE4131684A1 Open=end spinning rotor cleaning - has two phases for compressed air to loosen fibres and debris, and then blow them clear for suction extraction |
| 03/25/1993 | DE4131666A1 Open=end spinning rotor cleaning - has multiphase operation to shift alignment of compressed air to loosen debris and removal from the rotor assembly |
| 03/18/1993 | DE4142636C1 Open=end friction spinning machine - has two friction rolls connected to suction source, yarn storage unit front opening etc., providing guide to wedge gap without curling during spinning |
| 03/18/1993 | DE4130236A1 Opening roller rotor spinning machine - includes instrument to replace worn sawtooth clothing on roller |
| 03/17/1993 | EP0531507A1 Process and device for joining a thread spinning in an open-ended spinning machine |
| 03/16/1993 | US5193335 Spinning apparatus |
| 03/16/1993 | US5193332 Spinning or twisting device with a pipe shaped element capable of being subjected to negative pressure |
| 03/09/1993 | US5191760 Process and device for piecing on an open-end spinning device |
| 03/03/1993 | EP0529312A1 Spinning machine |
| 03/03/1993 | EP0528907A1 Process and device for transporting cans between machines or devices treating or processing fiber webs |
| 03/03/1993 | EP0528884A1 Process and device for automatically laying a fiber band on a textile machine. |
| 02/24/1993 | CN1069300A Method of fixing card clothing to carrier cylinder |
| 02/23/1993 | US5187930 Arrangement for spinning staple fibers into a yarn |
| 02/18/1993 | WO1993003212A1 Process and device for reducing power consumption in the operation of spinning components |
| 02/18/1993 | DE4127049A1 Open=end spinning rotor - has measurement of fibre flow to determine correct timing for spinning-on |
| 02/18/1993 | DE4126985A1 Doffing tube for open=end spinner - has cylindrical extension arranged as friction tube so that max. of two balloons are formed in it |
| 02/17/1993 | EP0527355A1 Method and apparatus for pneumatically inserting sliver in a spinning machine |
| 02/16/1993 | US5185994 Feeding and opening device for an open-end spinning arrangement |
| 02/16/1993 | US5185905 Fiber processing roll having a helical sawtooth clothing |
| 02/09/1993 | US5184452 Method and apparatus for driving an open-end spinning machine with a tangential belt during piecing |
| 02/04/1993 | WO1993002238A1 Fibre opening device |
| 02/04/1993 | DE4225087A1 Open=ended spinner - has coaxial rotor structure with separate drive from rotor |
| 02/04/1993 | DE4125073A1 Open-end spinner sliver loosening |
| 02/02/1993 | US5182903 Open-end spinning machine |
| 01/28/1993 | DE4223957A1 Yarn splicing - has two suction yarn stores with programmed surfaces to act on the yarn to give increased store capacity |
| 01/28/1993 | DE4219278A1 Verfahren und vorrichtung zur reduzierung des energieverbrauchs beim betrieb von spinnelementen Method and device for reduction of energy consumption during operation of spin elements |
| 01/28/1993 | DE4124714A1 Rotor spinner sliver loosening roller - has return of fibre build=up at end of spiral sawtooth clothing coils as drawn and oriented fibres |
| 01/28/1993 | DE4124571A1 Speciality yarn production - has attachments to the rotor spinning machinery |
| 01/14/1993 | DE4219701A1 Open=end spinning machine frame section with end walls - has rigid partition between spinning positions attached to longitudinal frame members |
| 01/14/1993 | DE4219683A1 Open=end spinner - has longitudinal supports for spinning station sections for access and replacement |
| 01/14/1993 | DE4123255A1 Open=ended spinning rotor for yarn prodn. - has fibre feed channel directed into a slot formed in a projection from the cover to direct fibre to the edge of rotor cone |
| 01/14/1993 | DE4121387A1 Bearing disk for open=end spinning rotors - has smooth side to reduce air turbulence and give lower power consumption |
| 01/14/1993 | DE4121183A1 Open=end spinner opening roller assembly - is a pot-shaped unit with inner wall parallel to roller axis for simple mounting in the housing |
| 01/12/1993 | US5178473 Supporting-disk bearing |
| 01/05/1993 | US5175992 Method for preventing the inoperatability of an open-end spinning rotor |