Class 57/76 - Centrifugal pots and guides

Subclass of Class 57 - Textiles: spinning, twisting, and twining
Definition: Receiving twist devices comprising buckets, pots, etc.,
No. of patents: 34
Last issue date: 01/01/2008

Number	Title	Issue Date
7315101	Magnetic bearing apparatus In order to obtain a magnetic bearing apparatus in which a large cooling effect is exerted by a simple configuration, fins 15 which form an air flow in a rearward direction are disposed in a rear portion and outer diameter of a rotary shaft 1, a genera...	01/01/2008
7246540	Nut and bolt holder and starter Three congruent prongs (16A, 16B, 16C) mounted on a shaft tube (12), converges simultaneously when an operating sleeve (14) moves forward. This action, along with their notches and shape provides a firm grip for holding and startin...	07/24/2007
6499284	Twisting device with coaxial fiber cakes and dual oil rings A twisting device having a pair of fiber cakes that are simultaneously hung on a transversely disposed creel, respectively unwind two fiber strands downwardly during the rotation process of the creel. Each of the two fiber strands passes through a strand-...	12/31/2002
6389788	Method and device for automatically detecting yarn cake remnants during pot spinning A method for operating a pot spinning machine which has a plurality of identical work stations each having a drafting device with a slubbing stop device, a spinning centrifuge rotating at high speed around an axis, and a tubular reciprocable guide. A slub...	05/21/2002
6244029	Method and device for covering a spun yarn body A method and a device for winding a spun yarn body from an inside wall of a spinning centrifuge of a pot spinning machine onto a tube (10) introduced for such purpose into the spinning centrifuge. The yarn extending between a yarn guide tube (6) and the i...	06/12/2001
6240715	Centrifugal spinning machine and method for centrifugal spinning A centrifugal spinning machine having at least one spinning station (10), each of which has one rotatable spinning centrifuge (14), one yarn guide (18) that can be supplied with a fibrous spinning strand (26'), and one drive device (38) for generating an ...	06/05/2001
6223512	Pot spinning device The invention relates to a pot spinning device (2) having a spinning housing (16), a spinning centrifuge (11), which rotates at a high number of revolutions inside the spinning housing, as well as a rotatably seated centrifuge sheathing (20) arranged betw...	05/01/2001
6202398	Method of and apparatus for producing a yarn on a pot-spinning machine A yarn is made on a pot-spinning machine by drafting a roving and then condensing the roving via a suction roller or belt before the yarn is twisted on a pot-spinning station....	03/20/2001
6189308	Method of and apparatus for producing a yarn on a ring-spinning machine A yarn is produced by condensing and compacting the roving after its passage through a drafting frame by suction rollers or suction belts and then twisting and winding up the yarn without the formation of a thread balloon on a ring spinning station with a...	02/20/2001
6131383	Spinning machine having a drafting frame provided with a suction roller A spinning machine in which downstream of the drafting frame and as part thereof, beyond the output rollers thereof, a suction roller is provided above the roving and cooperates with at least one counterroller below the roving to condense the roving befor...	10/17/2000
6131382	Method of and apparatus for making a mock yarn To produce a mock yarn which is similar in appearance to a true yarn with respect to the ability to discern the components of the mock yarn after the twist has been imparted to the mock yarn, the rovings or slubbings forming the mock yarn, after drafting ...	10/17/2000
6109014	Method and device for initiating the rewinding process after a yarn break during pot spinning A method and a device for initiating the rewinding process after a yarn break in single stage pot spinning. In the process, a yarn detaching device (14) is introduced into a spinning centrifuge (3) rotating a high rpm, and places a cutting edge (16, 48) a...	08/29/2000
6073435	Centrifugal spinning and winding machine A centrifugal spinning and winding machine (23) with a plurality of work stations (1) arranged in series. The work stations (1) comprise several autonomous centrifugal spinning units (2), an associated winding device (5), and an associated storage device ...	06/13/2000
6032451	Spinning machine with condensing suction rotor for a drafting frame A spinning machine having a drafting frame, a condensing unit at the downstream side of the drafting frame and a spinning station for winding up the yarn and imparting twist to the roving in forming the yarn. The condensing unit comprises a disk-shaped su...	03/07/2000
6008009	Centrifuge-operated specimen staining method and apparatus A method of staining preselected, mounted specimens of either biological or nonbiological material enclosed within a staining chamber where the liquid staining reagents are applied and removed from the staining chamber using hypergravity as the propelling...	12/28/1999
5916117	Yarn guide for a pot spinning machine A pot spinning machine for forming a spinning cop includes a spinning pot onto an interior of which yarn is deposited to form a spinning cake; a yarn guide which deposits the yarn onto the spinning pot to form the spinning cake; a yarn carrier onto which ...	06/29/1999
5896735	Method for producing a spinning cop in a pot spinning machine A method of producing a spinning cop in a pot spinning machine includes depositing yarn from a yarn guide onto an upper location of an interior of a spinning pot of the pot spinning machine to form an upper yarn deposit in the upper location; further depo...	04/27/1999
5813208	Device for holding and releasing bobbin tubes in a pot spinning machine A device for holding and releasing bobbin tubes in a pot spinning frame. A bobbin tube holding body has a longitudinal axis, an interior passage along the axis, and a lower end, with the lower end having an outer surface and being adapted to fit within a ...	09/29/1998
5813207	Centrifugal spinning process and device A centrifugal pot spinning process for spinning yarn of classical character is provided in which either in one stage a fully twisted yarn or in a first stage a partially twisted yarn is spun in a centrifuge (6) and removed from it and, in the case of the ...	09/29/1998
5765353	Method and apparatus for pot spinning A pot spinning method and apparatus wherein a spinning pot rotates during spinning about a vertical axis while an associated yarn guide tube delivers fiber material through an exit mouth of the yarn guide tube onto the rotating inside surface of the spinn...	06/16/1998
5720160	Vaccum centrifuge with magnetic bearings and sealing method A vacuum centrifuge has a cylindrical centrifuge housing forming a vacuum chamber and a cylindrical centrifuge pot is coaxial with the vacuum chamber. An elongated hollow shaft extends externally and coaxially from the cylindrical centrifuge pot and forms...	02/24/1998
5704203	Pot-spinning machine A pot-spinning machine is equipped with a rewinding tube mounted on each yarn guide and with a central, common shogging drive of the yarn guides at one side of the machine. After a yarn break or similar interruption in spinning, in order to be able to ini...	01/06/1998
5699658	Pot spinning machine A pot spinning machine holds a yarn rewinding tube in ready position during the spinning operation for immediate movement to an operative rewinding position in the event of a yarn break so that the broken end of yarn is not lost by winding onto the yarn c...	12/23/1997
5613355	Method for rewinding a spinning cake in a pot spinning apparatus A method for rewinding a spinning cake from a spinning pot of a pot spinning apparatus onto a rewinding body, preferably onto a tube as a yarn carrier, includes drawing a sliver to be spun in a drafting configuration, guiding the sliver in a pneumatic pie...	03/25/1997
5515672	Transport system in a pot spinning machine Because of the pot spinning process, it is more difficult to automate the supply of empty tubes, respooling of the spinning cake on an empty tube, and the removal of the spinning cops in a pot spinning machine than with other spinning processors. The pres...	05/14/1996
5448880	Spinning apparatus of a centrifugal spinning machine In the spinning unit of a centrifugal spinning machine the yarn conduct (4, 5) mounted between the revolving tube (2) and the yarn spreader (8) is designed so as to open on the side of the rewinding unit consisting of a winding drum (17) and a cartridge h...	09/12/1995
5385007	Pot-spinning device having magnetic bearing providing radial and axial support A pot spinning device is disclosed for spinning textile yarn in which the spinning pot has an inner wall and the pot is driven by a magnetic bearing device for rotating the spinning pot. The magnetic bearing device provides radial and axial support of the...	01/31/1995
5289675	Pot spinning assembly with movable pot A pot spinning assembly comprises a spinning pot and a yarn guide extending into the spinning pot. A controlled drive causes a relative motion between the spinning pot and the yarn guide during a spinning process. Yarn is deposited in layers on the inner ...	03/01/1994
5170607	Method of twisting a feed yarn wound under little tension A method of twisting a feed yarn of little strength, which is wound under little tension on a winding tube into a yarn package, wherein the wound yarn package with the winding tube is inserted into a spindle pot, the spindle pot is put in rotation, the wi...	12/15/1992
4756169	Device for loading and unloading rotating baskets for the centrifugal spin drying of bobbins of yarn A device for loading and unloading a rotating basket in a centrifuge for spin drying bobbins of yarn wherein a hub is provided centrally of the basket and which guides an annular bearing plate which is vertically shiftable with respect to the basket so as...	07/12/1988
4494369	Spinning pot used for twisting and winding synthetic textile yarns In known spinning pots the barrel has an integral base and while the barrel portion may withstand stresses caused by centrifugal forces exerted by the wet cake expanding, the flat bottom base is unable to do so. When discarding the pot, the base also has ...	01/22/1985
4273229	Elastic mounting for high-speed rotor A mounting for a shaft of a tool rotating at high speed comprises a rotatably journaled tube with an axial bore of a diameter exceeding that of the tool shaft. The latter is held in that bore by resilient inserts, such as soft springs or O-rings, whose el...	06/16/1981
4098064	Strand shearing and deflecting device Process and apparatus are herein described for shearing and alternatively directing a continuously produced strand into or away from a strand collection device, particularly a pot spinning device. The novel apparatus is located between a strand producing ...	07/04/1978
4040240	Method and apparatus for doubling and twisting a yarn by a two-step changeover system A method and apparatus for doubling and twisting a material yarn by a two-step changeover system by utilizing a pot twisting and winding device is disclosed. To produce a doubled and twisted yarn having a yarn configuration of two component yarns forming ...	08/09/1977

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Class 57/76 - Centrifugal pots and guides