Class 57/119 - Rings and travelers

Subclass of Class 57 - Textiles: spinning, twisting, and twining
Definition: Devices comprising stationary annular raceways for a sliding
No. of patents: 33
Last issue date: 01/29/2008

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Number	Title	Issue Date
7322297	Cannelured frangible projectile and method of canneluring a frangible projectile A method of canneluring a frangible projectile includes the steps of rotating the projectile at a high speed, and cutting the cannelure into the projectile to form a frangible cannelured projectile. To ensure that the body is not damaged during cutting, the cutting ...	01/29/2008
7143679	Cannelured frangible cartridge and method of canneluring a frangible projectible A method of canneluring a frangible projectile includes the steps of rotating the projectile at a high speed, and cutting the cannelure into the projectile to form a frangible cannelured projectile. To ensure that the body is not damaged during cutting, the cutting ...	12/05/2006
6820406	Hybrid yarns which include plant bast fiber and thermoplastic fiber, reinforcement fabrics made with such yarns and thermoformable composites made with such yarns and reinforcement fabrics The invention is directed to hybrid yarns which include plant bast fibers and thermoplastic fibers, reinforcing fabrics made from such yarns, and reinforced composites made from such yarns and fabrics. ...	11/23/2004
6568164	Spinning ring for a ring spinning machine and method of manufacturing thereof A spinning ring, in which a ring flange portion 101 making a track permitting a ring traveller to run thereon is divided into an inner flange 103 and an outer flange 106, the inner flange 103 is continuously formed from a sheet steel, the outer flange is ...	05/27/2003
6360521	Ring for ring frames and ring twisters A ring for a ring spinning or a ring twisting machine, comprising an annular polished core and a hard chrome layer, wherein the core is coated with a copper layer, and wherein the hard chrome layer is applied to the copper layer....	03/26/2002
6360520	Spinning ring having amorphous chromium bearing surface The invention provides spinning rings for textile spinning processes having an improved bearing surface formed of a coating of amorphous chromium that is typically applied by an electrodeposition process. The amorphous chromium coated spinning rings of th...	03/26/2002
6101802	Take-up unit for take-up of a synthetic filament yarn onto a cop A take-up unit for take-up of a synthetic filament yarn (1) onto a cop (2), with a rotary drive (3) which carries the cop (2) and which causes the cop (2) to rotate at a speed which can be stipulated, with a balloon thread guide (5) which is located in th...	08/15/2000
6047533	Spinning ring The present invention is for spinning ring for winding a yarn fed from a raw yarn bobbin on a bobbin including a stationary ring that is mounted on a ring rail. A rotary ring is disposed inside and concentrically with the stationary ring for rotation abou...	04/11/2000
5829239	Spinning ring structure A spinning ring structure for use on a spinning frame comprises a stationary ring fixedly held in place, a rotary ring fitted in the stationary ring coaxially with the stationary ring so as to rotate about its center axis and provided with an annular flan...	11/03/1998
5829240	Spinning ring having improved traveler bearing surface The invention provides spinning rings for textile spinning processes having an improved bearing surface formed of a coating of hard nodular chromium which is applied by an electrodeposition process. The spinning rings of the invention can increase the lif...	11/03/1998
5721055	Lubricated textile spinning machinery parts Disclosed is a method for the coating of textile spinning machinery parts with a composite coating bearing finely divided lubricating particles dispersed within a hard metallic matrix. The lubricating particles are particulate matter capable of withstandi...	02/24/1998
5638669	Method and device for manufacturing a twisted yarn by an integrated ring spinning and twisting process A method for manufacturing a twisted yarn includes the step of removing two rovings from two separate supplies and passing each roving through a separate drawing device. From each roving a separate spun yarn is produced by ring-spinning. Each spun yarn is...	06/17/1997
5595056	Ring-spinning machine or ring-twisting machine with ring-rail lifter brackets extending toward vertical center of gravity plane A ring-spinning or ring-twisting machine with a ring rail having rings and travelers for each spinning or twisting spindle. The horizontal ring rail is displaceable on rigid vertical rods, the lower ends of which are connected to vertical stretches of fle...	01/21/1997
5584168	Ring and traveller system for spinning and twisting frames Disclosed is an improved ring and traveller system for spinning and twisting frames. At least the surface of the ring coming into contact with the traveller consists of a polycrystalline ceramic material and the ceramic surface of the ring has a surface s...	12/17/1996
5551223	Process and apparatus for optimizing spin geometry of a ring spinning machine A method for optimizing the spinning geometry of a spinning machine in which the lengths of the path segments between the drafting output and rolls and the yarn guide, between the yarn guide and the balloon constricting ring, between the balloon constrict...	09/03/1996
5331797	Spinning ring for a ring spinning machine A spinning ring of a ring spinning machine has an inclined flange which is configured such that a travel surface at the inner surface of the spinning ring has a radius (R2) which amounts to about 25 mm. and which merges into a radius (R1) which, at the lo...	07/26/1994
5313773	Coatings for spinning applications and rings and travelers coated therewith A composition for coating rings or travelers employed in yarn spinning applications is provided. The particular composition comprises an iron replacement composition such as copper selenide. The coating may be applied to rings and travelers in thicknesses...	05/24/1994
5175988	Ring for spinning machinery A ring for use in spinning machinery such as ring spinning machines and twisting machines, which is usable at a high spindle revolutionary speeds of 20,000 r.p.m. The ring comprises a ring flange, a neck part, a collar and a trunk part. The trunk part has...	01/05/1993
5086615	Coated spinning rings and travelers Rings and travelers such as for use on spinning frames and the like are provided with the improvement of a coating on the respective surfaces thereof, the coating being chemically deposited onto the surfaces and being uniform in thickness about each surfa...	02/11/1992
4885905	Ring for spinning machinery A ring for spinning machinery is made of alloy steel containing Cr 0.9-26% as basic material. The basic material is cut in the desired ring shape, is subjected to gas carburizing, quenching, subzero treatment and tempering and is finally subjected to a gr...	12/12/1989
4760689	Improvements in spinning ring assembly for textile twisting apparatus Improvements in a spinning ring assembly for textile twisting apparatus are disclosed. A support structure that is attachable to a twisting unit supports an inside friction ring by means of a freely rotatable bearing assembly. A traveler is positioned on ...	08/02/1988
4698958	Ring for spinning and twisting machines A ring for spinning comprising a flange portion, a neck portion and a trunk portion having a ring rail fitting-in part for use on ring spinning machines, twisting machines, etc. At least that portion of the ring which will contact a traveller is formed of...	10/13/1987
4677817	Travellers for spinning machinery A traveller for spinning made of hard drawn steel wire or alloy steel wire, having at least at the surface of a part which makes contact with a ring a ceramic coated layer. The ceramic coated layer consists of one or plural layers selected from a layer of...	07/07/1987
4523424	Universal ring traveler A universal traveler is provided for ring spinning machines, the traveler being structured to permit repositioning of the traveler on the ring after a portion of the traveler has been worn....	06/18/1985
4362012	Anti-balloon devices of spinning frames In a spinning or twisting machine, a anti-balloon ring stationarily fixed around the bobbin spindle is first sand-blasted so as to produce a predetermined degree of surface roughness, then provided with a nickel coating in order to reduce undesirable excr...	12/07/1982
4357791	Noise and vibration dampening ring mount The ring mount is of a two-piece construction and includes a hard plastic mounting support fixed in an annular opening in the ring rail. An annular recess is provided in the upper inner portion of the mounting support. A soft plastic insert is adapted to ...	11/09/1982
4354342	Twister ring and traveler A method and apparatus for winding and twisting yarn onto a spool directly from an extrusion line or other production source by means of an inline twister. The inline twister comprises the following elements: a rotatable spindle, a bottom flange securely ...	10/19/1982
4338775	Inner ring for spinning ring Operatively connected with a spinning ring of a ring spinning or ring twisting machine is a tubular inner ring at a small distance, the upper limit or boundary of such inner ring being located at a higher position than the traveller guide surface defined ...	07/13/1982
4308715	Spinning ring made from steel for ring spinning and ring twisting machine A spinning ring formed of steel for ring spinning and ring twisting machines is partially hardened, i.e. in a locally limited zone of the spinning ring. At this zone there is located a traveller flange having a traveller guide surface. The spinning ring i...	01/05/1982
4246746	Method and apparatus for winding and twisting yarn A method and apparatus for winding and twisting yarn onto a spool directly from an extrusion line or other production source by means of an inline twister. The inline twister comprises the following elements: a rotatable spindle, a bottom flange securely ...	01/27/1981
4104857	Spinning and twisting device This invention relates to a spinning and twisting device designed for fitting to the ring support carriage of continuous spinning and twisting machines, the so-called ring spinners, as a replacement for the traditional ring slider devices on the said carr...	08/08/1978
3991547	Easy piece-up spinning ring A textile spinning ring for use with a traveler having a yarn-engaging loop extending above a C-shaped ring-engaging traveler body, has means for preventing the yarn from becoming hooked under the traveler body rather than under the loop when the traveler...	11/16/1976
3961470	C-shaped ring travelers for yarn twisters Generally C-shaped ring travelers, designed for movement along the inside of a ring of a yarn twister or like machine and having, for the purpose of minimizing aerodynamic resistance, overall drop-shaped or streamlined cross-sectional contours at all esse...	06/08/1976

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Class 57/119 - Rings and travelers