| Patent Number |
Title Of Patent |
Date Issued |
| RE30159 |
False twist-crimping machine |
November 27, 1979 |
| A false-twist crimping machine for processing filament yarn. The machine comprises a side frame having a bobbin located thereon for supplying the filament yarn to a delivery means for guiding the yarn to a heating zone. A middle frame carries a cooling zone which receives the yarn as it |
| 4763691 |
Hydraulic control valve |
August 16, 1988 |
| A hydraulic control valve is disclosed which is adapted to independently control the flow of hydraulic fluid to several consumer lines. The control valve includes a housing having a central bore, a pair of axially spaced apart consumer lines comunicating with the bore, a tank line commun |
| 4646983 |
Yarn traversing apparatus |
March 3, 1987 |
| A yarn traversing apparatus is disclosed, which is adapted for use in winding a running yarn to form a cross wound package. The traversing apparatus includes a yarn guide bar, and a pair of oppositely rotating rotors, and the rotors include radiating arms which define two closely adj |
| 4645444 |
Melt spinning apparatus |
February 24, 1987 |
| A melt spinning apparatus is disclosed which is adapted for dividing a molten polymer into a plurality of streams to form synthetic filaments. The apparatus comprises a spin block assembly having two opposite sides, and two separate heating chambers disposed adjacent respective ones of t |
| 4629137 |
Yarn sensor |
December 16, 1986 |
| A pneumatic sensor is provided for detecting and indicating the tension in running strand material, such as yarn, wire and the like. A source of compressed air is connected to an air escape nozzle having an outlet opening in one end thereof and a closing member is supported adjacent the |
| 4604041 |
Rotary vane pump |
August 5, 1986 |
| A rotary vane pump is disclosed which comprises a cylindrical housing, and a cylindrical rotor eccentrically mounted for rotation within the housing. The rotor includes a slot mounting a pair of oppositely oriented hook-shaped vanes, so as to define a hook space adjacent each end of the |
| 4602747 |
Yarn winding apparatus and method |
July 29, 1986 |
| The present yarn winding apparatus and method includes a yarn traversing mechanism, a pair of rotatably supported winding spindles, spaced apart main and auxiliary contact rolls, and a rotatable turret supporting said winding spindles in opposed relationship thereon. The turret rotates t |
| 4561602 |
Method and apparatus for facilitating doffing of a yarn processing machine |
December 31, 1985 |
| A method and apparatus for continuously removing waste yarn during doffing of a textile yarn processing machine is disclosed, which includes a mobile carriage which is adapted to move to a position adjacent a winding station to be doffed. The carriage mounts a waste yarn take-up spool, a |
| 4535966 |
Throttle valve |
August 20, 1985 |
| A hydraulic throttle valve is disclosed which includes a choke piston slideably mounted in a bore for movement between an open position and a closed position. A differential piston is coaxially mounted with respect to the choke piston, and a control valve is mounted for slideable movemen |
| 4338776 |
Process for the production of a crimped continuous multifilament yarn |
July 13, 1982 |
| Process and apparatus for producing a crimped continuous multifilament yarn by the sequential steps of air-jet texturizing to form multiple random filamentary loops, immediately pulling out metastable loops formed in the yarn without heating and without stretching or deforming the yarn |
| 4297837 |
Method and apparatus for producing spun yarn characteristics in synthetic multifilament yarns |
November 3, 1981 |
| A method and apparatus is provided for producing a synthetic multifilament yarn having appearance, bulk and hand characteristics of conventional spun yarns of staple fibers while retaining strength characteristics of continuous filament yarns. The multifilament yarn is air jet textured t |
| 4255134 |
Yarn heating apparatus |
March 10, 1981 |
| A yarn heating apparatus is provided which is adapted for use in a false twist yarn crimping machine or the like. The heating apparatus comprises an arcuately curved heater plate mounted in a generally vertical orientation within a channel in an insulated housing, and having one or m |
| 4253771 |
Mixing apparatus |
March 3, 1981 |
| An apparatus for the mixing of materials such as synthetic polymers and their additives. The apparatus comprises a casing which surrounds a cylindrical rotor. A series of groove rings are axially arranged in succession in the casing and have end surfaces placing the rings in abutting |
| 4236323 |
Heating apparatus for false twist yarn crimping machine |
December 2, 1980 |
| A yarn heating apparatus is provided which is adapted for use in a false twist yarn crimping machine or the like. The heating apparatus comprises an arcuately curved heater plate mounted in a generally vertical orientation within a channel in an insulated housing, and having one or m |
| 4235071 |
Yarn false twist apparatus |
November 25, 1980 |
| A friction false twist apparatus is provided which may be readily threaded-up during operation, and which includes at least three spindles mounted for rotation about fixed axes, with each spindle mounting a plurality of circular discs, and with the discs overlapping at a central loca |
| 4231728 |
Rotary vane pump |
November 4, 1980 |
| An improved design for sealing and lubricating the moving parts of a rotary vane pump. An effectively operating lubricant distributing system is obtained in such a pump by forming radially extending passages through the pump drive shaft and attached rotor which connect the lubricant carr |
| 4223849 |
Chucking spindle for the reception of a bobbin carrier |
September 23, 1980 |
| An improved clamping chuck for use in a thread winding device wherein a bobbin carrier is removably mounted and held on an expandable chucking spindle by means of swingable, elongated clamping elements which are distributed about the outer circumferential mantle of the chucking spindle |
| 4221345 |
Rotary filament feeder |
September 9, 1980 |
| Devices and processes for feeding freshly spun and/or stretched filaments, which are delivered to the devices at more than 1000 meters/min., in helices to a receptacle, said devices embodying a rotating member with curvate passage extending from its upper inlet, which lies in the axis of |
| 4221344 |
Apparatus and method for controlling textile winder package drive motors and traverse device mot |
September 9, 1980 |
| An apparatus and method for jointly controlling textile winder package drive roll motors at constant speed and traverse device motors at varying speed, wherein at least a portion of the power generated during recurrent, e.g. periodic dynamic braking and deceleration by the traverse devic |
| 4209207 |
Thrust bearing assembly |
June 24, 1980 |
| A thrust bearing assembly for use in an exhaust gas turbocharger or the like, and which includes a holding plate fixed to the turbocharger housing, a shaft rotatably mounted in the housing and extending through an opening in the plate, and a pair of flat, annular rings mounted on the |
| 4202163 |
Spinning process and apparatus |
May 13, 1980 |
| Process and apparatus for spinning fibers into a yarn in a yarn forming zone in the gap between air permeable surfaces of two rollers or on a single, air permeable roller surface while drawing a current of air adjacent said zone through said surface or surfaces by suction means, a fe |
| 4130983 |
Yarn spinning apparatus and process |
December 26, 1978 |
| Yarn spinning machinery and process utilizing a pair of perforated sieve belts, cylindrical sieve drums or hyperboloid sieve drums for twisting staple fibres at a line of yarn formation wherein the sieve members are moving in opposite directions while air currents are drawn through the |
| 4118843 |
Processes and apparatus for thermal treatment of filaments |
October 10, 1978 |
| Apparatus and process for thermal treatment of thermoplastic polymer multifile filaments embodying at least one stuffing chamber for forming at least one multifile filament into at least one tightly coherently packed filamentary body, feeding one or more of said filamentary bodies onto |
| 4109357 |
Yarn severing and holding apparatus |
August 29, 1978 |
| A yarn severing and holding apparatus for use in a system for changing spinning cans in which synthetic filamentary yarns are deposited. In this apparatus an arm supported, independently of the can transporting means, for rotation at a level between the yarn feeding device and the cans, |
| 4106710 |
Winding machines with contact roller control device |
August 15, 1978 |
| Winding machines having a traversing member, a contact roller, said roller or a winding tube chuck being mounted on a linearly movable carriage moved by piston-cylinder members, pneumatically operated control systems connected with said piston-cylinder members to move said carriage h |
| 4083914 |
Methods for production of filaments from foils |
April 11, 1978 |
| Processes and apparatus and filaments produced thereby wherein endless, molecularly oriented, multifile filaments of thermoplastic polymers are produced by extrusion of foil or web which is longitudinally ribbed to provide longitudinally extending breaking or tearing lines or zones with |
| 4083505 |
Spinning machine with thread applying device |
April 11, 1978 |
| A thread applying device for a winding machine with one or more thread capturing grooves on a spool spindle or on one or more empty sleeves slipped onto this spindle. The device has a thread applying arm which carries open thread guides, extends along part of the length of the spool |
| 4069985 |
Winding machines with contact roller driven by synchronous motor or asynchronous motor |
January 24, 1978 |
| A filament winding machine having a winding spindle driven by an rpm-controllable electric drive motor, a contact roller in frictional contact with the rotating winding being formed and driven by a synchronous or an asynchronous, 3-phase electric motor and an electric control circuit |
| 4060967 |
False twisters |
December 6, 1977 |
| A false twister for S or Z false twisting in which the false twist-imparting members, e.g., disks, and their shafts are rotatably driven about a fixed axis of rotation by alternately selectable drives in turn driven by tangential contact between an endless drive belt and a pair of wh |
| 4058961 |
False twist-crimping machine |
November 22, 1977 |
| A false-twist crimping machine for processing filament yarn. The machine comprises a side frame having a bobbin located thereon for supplying the filament yarn to a delivery means for guiding the yarn to a heating zone. A middle frame carries a cooling zone which receives the yarn as it |
| 4052498 |
Guide apparatus for deflecting a linear structure |
October 4, 1977 |
| A device for deflecting a continuously supplied thread by means of a curved guide tube. The guide tube is formed of a plurality of contiguously abutting segments which are disposed between the entry and exit openings of a casing. The space between the inner wall of the casing and the out |
| 4051655 |
Friction false twister |
October 4, 1977 |
| In combination with a friction false twist assembly including yarn supply means to feed a synthetic filamentary polymer yarn to a friction false twisting device and yarn take-up means to collect a false twist texturized yarn from the twisting device, preferably with means to heat-set the |
| 4051651 |
Method and apparatus for wetting thread in a double twist twisting spindle |
October 4, 1977 |
| Method and apparatus for wetting thread as it is being twisted in a double twist twisting spindle assembly, preferably by thread contact with the wettable guide or contacting surface formed by the inner wall of a balloon limiting mantle which encircles the twist spindle. The method essen |
| 4047543 |
Guide apparatus for deflecting a linear structure |
September 13, 1977 |
| A device for deflecting a continuously supplied thread by means of a curved guide tube. The guide tube is formed of a plurality of contiguously abutting segments which are disposed between the entry and exit openings of a casing. The space between the inner wall of the casing and the out |
| 4035879 |
Apparatus for producing texturized yarns |
July 19, 1977 |
| An apparatus for texturizing an initial rapidly melt-spun and preoriented thermoplastic yarn, especially a linear polyester yarn, wherein the initial yarn is subjected to draw-texturizing in a residual stretching stage with heating of the running yarn followed by unilateral or one-sided |
| 4029452 |
Apparatus for calibrating an extruded thermoplastic tube |
June 14, 1977 |
| An apparatus for the manufacture of an extruded thermoplastic tube in which the freshly extruded tube is cooled and sized or calibrated in a liquid cooling medium by passage through a series of draw plates in which the cooling liquid is fed and directed in a spiral flow path emerging alo |
| 4023743 |
Textile machine, especially spinning machine |
May 17, 1977 |
| An automatic spool changing system for textile machines with an array of high-speed winding heads, for example of the type having a spool revolver and a lossless thread transfer device. The system has a conveyor serving for the transportation both of full spools and empty spools and |
| 4019311 |
Process for the production of a multifilament texturized yarn |
April 26, 1977 |
| A process for the production of a multifilament textured yarn by melt-spinning different polymers (for example a polyamide and a polyester) or copolymers (for example copolymers of nylon-6 and nylon-6,6) to form a highly preoriented multifilament yarn at substantially the same draw-off |
| 4017249 |
Melt spinning apparatus |
April 12, 1977 |
| Melt spinning apparatus for producing polymer filaments from a plurality of spinning nozzle units connected in parallel to a common melt extruder through a common metering pump and filter arranged in sequence in the melt feed line, each spinning nozzle unit having individual pressure reg |
| 4014476 |
Apparatus for winding continuous threads or yarns |
March 29, 1977 |
| An apparatus for the winding of continuous threads or yarns in which at least one chuck is provided, having a spool stop mounted thereon, on which at least one removable spool sleeve may be slidably positioned for thread take-up. The end surface of the spool sleeve has a lug formed on it |
| 4007884 |
Winding apparatus |
February 15, 1977 |
| A thread winding machine or similar winding apparatus with a bobbin revolver carrying at least two chucks rotatable or pivotable between a winding position and an inoperative position, the machine including ejector means automatically dislodging a finished bobbin package from its chu |
| 4002307 |
Loss-free winding apparatus |
January 11, 1977 |
| Apparatus for the loss-free winding of a continuously supplied thread to winding packages at a high winding speed, in which the thread is wound with transverse motion with loss-free transfer of the thread from a nearly wound bobbin to an empty bobbin on a chuck of a bobbin revolver. Loss |
| 4002015 |
Twisting machine |
January 11, 1977 |
| A high-speed twisting machine for stranding wires or the like wherein there are a plurality of rotor units or assemblies, one on each side of a cradled take-off spool, each rotor unit consisting essentially of a rotatably driven hollow bearing tube with inlet and outlet openings for |
| 4001548 |
Heating apparatus for the heat treatment of yarns |
January 4, 1977 |
| Heating apparatus for the heat treatment of synthetic yarns having a lower evaporator zone partially filled with a liquid, vaporizable heat transfer mechanism. The hot vapors of the medium heat a plurality of straight or convexly curved profile tubes having yarn contact surface or a plur |
| 3999909 |
Spinning apparatus with pneumatic filament conveyor tube |
December 28, 1976 |
| The combination of a spinning nozzle and hollow, vertical, blowing and drop shafts for cooling and solidifying the spun filaments, with winding means for winding the spun, solidified filaments; pneumatic tube means for conveying the filaments from the lower end of the lower cooling shaft |
| 3999715 |
Winding machine with multi-chuck bobbin revolver |
December 28, 1976 |
| A winding machine comprising a traversing mechanism, a yarn-contact roller acting as a measuring and/or drive roller and adapted to be brought into contact with the winding tube or bobbin, and a bobbin revolver which is adapted to be rotated and locked in position and on which are mounte |
| 3992867 |
Two-for-one twisting process |
November 23, 1976 |
| A two-for-one twisting process for twisting two or more individual strands being taken off from separate feed spools or packages arranged in sequence along a common twisting axis at spaced intervals, the strands being doubled or plied together along the twisting axis in a forward take-of |
| 3987974 |
Movable bobbin transport apparatus |
October 26, 1976 |
| Bobbin transport apparatus movable along a textile machine front in a prescribed path for the conveyance of bobbins to be fed in and finished bobbins to be removed by means of an automatic bobbin changer in multi-station, multilevel textile machines. |
| 3987136 |
Process for the production of a synthetic fiber cord |
October 19, 1976 |
| Production of cord fabrics by continuous, melt spun polyamide or polyester filaments which are plied and twisted and then are formed into a tire cord layer or fabric consisting essentially of planar, parallel, longitudinal cord yarns with or without weft yarn interweaving, characterized |
| 3981131 |
High speed twisting machine |
September 21, 1976 |
| A high-speed wire twisting machine with feed spools in cradle-type carriers rockingly mounted between paired rotors which have hollow axial passages and are aligned at spaced intervals on the twisting axis, each spool carrier being provided with deflection means to guide the wires, as th |
