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Methods of forming earth-boring tools and components thereof including attaching a shank to a body of an earth-boring tool

Earth-boring drill bits include a bit body, an element having an attachment feature bonded to the bit body, and a shank assembly. Methods for assembling an earth-boring rotary drill bit include bonding a threaded element to the bit body of a drill bit and engaging the shank assembly to the threaded element. A nozzle assembly for an earth-boring rotary drill bit may include a cylindrical sleeve having a threaded surface and a threaded nozzle disposed at least partially in the cylindrical sleeve and engaged therewith. Methods of forming an earth-boring drill bit include providing a nozzle assembly including a tubular sleeve and nozzle at least partially within a nozzle port of a bit body.




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Blank and tool with cooling channels

The application comprises a blank for producing a cutting tool with at least one inner bore for conducting fluids, wherein the blank comprises at least a first and a second portion along, its longitudinal axis, wherein the inner bore in the first portion is formed substantially in a straight line and parallel to the longitudinal axis of the blank, and the inner bore in the second portion has a first twist with a first twist angle greater than zero, wherein the blank can be obtained by a continuous pressing operation, in particular a continuous extruding operation. The application also describes an extrusion device for producing a blank, wherein the extrusion device comprises a control element for controlling the twist angle, in particular the first and/or second twist angle.




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Sharpening tool

A portion of the sharpener handle is recessed to receive the curved blade of a lopper. The cutaway allows the sharpening element to sharpen the lopper blade along its entire length. Additional sharpening elements can be positioned along the handle to provide a multipurpose sharpening tool.




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Custom shaped blank

A blank may include a tang section, a base section, and an angled section with a recess. The tang section may have an outer surface with an outer diameter. The base section may have an outer surface with a diameter greater than the outer diameter of the tang section. The angled section may lie between the tang section and the base section and may have an outer surface that transitions in diameter from the outer diameter of the tang section to the outer diameter of the base section. The recess in the angled section may be shaped to engage a tip of a former.




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Hand-held sharpener with multiple abrasive rods to sharpen a cutting edge of a tool

A multi-rod hand-held sharpener includes a handle with an outer grip surface for a hand of a user, a first abrasive rod having a first outer abrasive surface with a first abrasiveness level, and a second abrasive rod having a second outer abrasive surface with a second abrasiveness level different from the first abrasiveness level. At least one guide surface extends toward the first sharpening surface at a selected guide angle non-orthogonal to the first sharpening surface. The user contactingly engages a side of the tool against the guide surface and a cutting edge of the tool against the first abrasive surface, and then advances the side of the tool away from the guide surface and the cutting edge against the first abrasive surface while maintaining the tool at the selected guide angle. An optional second guide adjacent the second abrasive surface at a different angle facilitates micro-beveling.




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ROTATOR CUFF MUSCLE EXERCISE MACHINE

A machine for exercising the rotator cuff muscles that is operable to individually and separately isolate and exercise each of the four rotator cuff muscles while the user is in a seated position. The exercise machine includes a plurality of structural elements including a main vertical beam and a base frame operable to be positioned on the ground, where the main beam extends vertically from the base frame. The machine includes a plurality of pulleys mounted to the structural elements and a plurality of exercise cables running through the pulleys, where handles are coupled to the exercise cables. A seat is mounted to the vertical beam and the handles are positioned relative thereto to allow the user to grasp the handles and perform the several exercises for each arm.




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VARIABLE WEIGHT TONING STRAP

A variable weight toning strap having a flexible member and a plurality of generally rectangular sections, wherein each of the plurality of generally rectangular sections are disposed transversely along the flexible member length, include a top surface at least partially defining an upper surface of the flexible member, at least one perpendicular sidewall extending in a direction substantially perpendicular to the top surface, and a section width separating a rear face and a front face of the sections. Two of the sections have a discontinuous upper slit defined by the at least one perpendicular sidewall of each of said sections flanking the upper slit, wherein the upper slit spans the section width and terminates into a valley. The sections also each define a channel with a selectively removably and frictionally retained weight disposed therein.




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SYSTEM AND METHOD FOR TRAINING TONGUE AS A TREATMENT FOR OBSTRUCTIVE SLEEP APNEA

The present disclosure describes systems and methods for the treatment of obstructive sleep apnea. The system includes a mouthpiece. The mouthpiece includes a force plate that a user can press against with their tongue. Pressing the force plate enables the user to strengthen their tongue. The system also includes a control module that can measure the force applied to the force plate and provide feedback to the user about progress and the applied force.




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Gas generator

A gas generator 10 includes an auto-ignition/booster composition 212 that contains a metal chlorate such as potassium chlorate as an oxidizer, a carboxylic acid such as DL-tartaric acid as a primary fuel, a secondary oxidizer such as strontium nitrate, and if desired, a secondary fuel such as 5-aminotetrazole. The auto-ignition/booster composition 212 and a separate provision of ammonium nitrate or phase stabilized ammonium nitrate 228 are provided within a single combustion/decomposition chamber 222 for the production of gas, upon actuation of the gas generator 10. Vehicle occupant protection systems 180, containing the gas generator 10, are also provided.




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High performance, low toxicity hypergolic fuel

A group of tertiary amine azides are useful as hypergolic fuels for hypergolic bipropellant mixtures. The fuels provide higher density impulses than monomethyl hydrazine (MMH) but are less toxic and have lower vapor pressures that MMH. In addition, the fuels have shorter ignition delay times than dimethylaminoethylazide (DMAZ) and other potential reduced toxicity replacements for MMH.




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Gas generator

An inflator 10 is provided whereby the interstitial cavities found within the inflator 10 are packed with one or more decomposition additives 26 that decompose in the presence of heat. As such, the decomposition additives 26 fluidly and/or conductively communicate with the hot gases generated upon activation of the inflator 10. As the decomposition additive 26 decomposes, heat may be mitigated while resultant gaseous decomposition products are liberated.




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Particles of an explosive of low sensitivity to shock and associated treatment process

The invention relates to the field of explosives, and more particularly relates to particles of an explosive, wherein they are in crystalline form, have a rounded shape and a majority of them contain no internal defect. Particles of an explosive in crystalline form include a volume fraction of closed pores of less than or equal to 0.05%. A method for preparing explosive particles includes preparing crystalline particles, a majority of which are without an internal defect; and rounding the crystalline particles.




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Autoignition compositions

A gas generator 10 includes an autoignition composition that contains an alkali metal chlorate such as potassium chlorate as an oxidizer, a carboxylic acid such as DL-tartaric acid as a fuel, and a desiccant in operable communication therewith. Gas generating systems 180 such as vehicle occupant protection systems 180, containing the gas generator 10, are also provided.




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Reactive polyurehthane adhesive for explosive to metal bonding

An adhesive may bond a plastic bonded explosive to a metal surface. The adhesive may include a mixture of hydroxyl-terminated polybutadiene (HTPB) and isophorone di-isocyanate (IPDI) in a weight ratio in the range of about 5 to 1 to about 10 to 1. The adhesive may include a solvent and/or a catalyst.




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Receptors useful for gas phase chemical sensing

The invention provides for a receptor, capable of binding to a target molecule, linked to a hygroscopic polymer or hydrogel; and the use of this receptor in a device for detecting the target molecule in a gaseous and/or liquid phase. The invention also provides for a method for detecting the presence of a target molecule in the gas phase using the device. In particular, the receptor can be a peptide capable of binding a 2,4,6-trinitrotoluene (TNT) or 2,4,-dinitrotoluene (DNT).




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Explosive composition having a first organic material infiltrated into a second microporous material

An energetic composition with controlled detonation having at least a first organic material and a second material, where the second material is a porous material (micro-, meso-, or macroporous), having a pore ratio of at least 10% and preferably greater than 50%, and the first material is, at least partially, infiltrated into the pores of the second material. A mixture containing such a composition, and a method for manufacturing such a composition and such a mixture. Additionally, a method for fragmenting or expanding a microporous material at nanoscale.




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Gas generator

A gas generating system (24) is provided including a gas generant container (34) and an initiator (28). A gas generant composition (32) is placed within the container (34) in ignitable communication with the igniter (28). A molecular sieve (33) is positioned within the housing 17 combined within the gas generant composition (32), or external of the gas generant (32) but in reactive proximity or vapor communication therewith. A seatbelt device (150) and a vehicle occupant restraint system (180) incorporating a gas generating system as described herein are also disclosed.




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Oil-storage type electric iron

An oil-storing electric iron comprises: a flat ironing part including a stainless steel soleplate, a top casing plate, an electric heating tube and a heating conducting oil; and an adjustable temperature controller. The stainless steel soleplate and the top casing plate form an enclosed casing in which the electric heating tube and the heating conducting oil are provided. The thermal capacity of the electric iron soleplate can be effectively increased and the problem of instability and nonuniformity of the electrical iron soleplate temperature can be solved, so as to be uniform in temperature, easy to operate, safe in use and energy saving.




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Fold-away ironing device with steam generator

Fold-away ironing device comprising a frame (12) attached to the wall and in which there is an ironing board surrounded by a mobile frame (18). In a first position, the ornamental front part is visible in the frame fixed to the wall and the ironing board is folded away, and in the second position, the front part is folded away and the ironing board becomes visible. First pivot means comprising a top hinge and a bottom hinge at the right-hand end or at the left-hand end of the frame fixed to the wall forming a vertical axis allowing the ironing board to be pivoted through an angle of around 90° and, on the other hand, two hinges situated at the middle of the horizontal parts of the mobile frame forming the vertical axis (20) allowing the ironing board to pivot so that it becomes visible. Second pivot means allow the ironing board in the second position to be moved from the vertical position into the horizontal position.




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Method and apparatus for feeding a laundry article to a mangle or the like

Laundry articles are spread out by input machines in front of a feed conveyor which feeds the spread-out laundry article to a mangle. The respective laundry article is previously fed by a transfer device to a draw-on device onto which the laundry article is drawn. In known input machines, relatively complicated transfer devices are provided. According to the invention, the transfer device is provided with a rectilinear conveying section ascending to the draw-on device. The laundry article is thereby transported to the draw-on device by the transfer device in the plane in which it is transferred to the transfer device. Such a transfer device needs to have only a simple set-up. Since the laundry article remains in the plane in which it is fed to the transfer device, it can be brought by the transfer device into a favorable initial position for being drawn reliably onto the draw-on device.




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System and method for using color to indicate a state of a home appliance, such as an iron

A system and method for using color to indicate a state of a home appliance, such as an iron. The iron has a sole plate and a water tank in fluid communication with the sole plate, a heater for heating the sole plate, a sensor for sensing a temperature of the sole plate, a user interface for setting a desired temperature for the sole plate, and a controller in communication with user interface and the sensor for controlling the heater. An illumination device under the control of the controller is provided to illuminate the water tank, particularly the interior thereof, in a color that is representative of a state of the iron, such as a power condition of the iron and/or a temperature of the sole plate.




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Ironing board comprising one leg composed of two parts connected to one another by a joint

Ironing board consisting of a top supported by at least one leg with two sections connected to one another by hinge; said hinge allows lower segment of leg to pivot between an unfolded position, in which said lower segment forms an extension of upper segment of leg, and a folded position, in which lower segment is folded in the direction of upper segment, wherein said hinge contains a mechanism to lock the lower segment in an unfolded position and at least one unlocking button to deactivate the locking mechanism to allow lower segment to rotate into the folded position.




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Clothes iron storage case

An iron case includes: a table where an iron is placed; a receiving case that surrounds the iron and has a lower opening that is closed by the table; and a locking mechanism that detachably combines the table with the receiving case, in which the locking mechanism includes: a locking portion formed on the sides of the table; a locking body formed at the receiving case and engaged with the locking portion; an operating button disposed to be movable outwardly on the outer surface of the receiving case and operating the locking body; and a locking spring disposed in the receiving case and biasing the operating button to the table. Therefore, malfunction of the locking mechanism is prevented while usability when the receiving case is separated is improved.




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Stopping apparatus and stop-cancelling method

A work stopping apparatus according to this invention includes a swing unit pivotable about a first pivot shaft between an abutment position and a retracted position, and a driving unit pivoting the swing unit. The swing unit includes a swing portion and a movable portion including a work abutment portion. The movable portion is pivotable about a second pivot shaft parallel to the first pivot shaft. A distance between the first pivot shaft and the work abutment portion becomes short along with pivoting motion of the swing unit from the abutment position to the retracted position.




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Time delay separator

A separator device for a conveyor has a stop (12) arranged to be moved between a separating position and a conveying position, a trigger (11) arranged to move the stop (12) into the separating position when triggered, and a delayer (20) arranged to delay a movement of the stop (12) from the separating position into the conveying position. The delayer (20) has an energy storage arranged to gain energy when the trigger (11) is triggered. The energy storage is arranged to power a rotary drive impeding the stop (12) from moving into the conveying position.




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Enclosed slurry spreader attachable to a discharge chute

An apparatus for distributing a slurry can include a trough configured to be removably attached to a discharge chute of a ready-mix truck and receive a slurry discharged therefrom where the trough has a front including a flange configured to extend under the discharge chute. The apparatus can include an enclosed basin connected to a lower end of the trough proximate to a midpoint of the enclosed basin and an aperture defined within the enclosed basin and configured to enable the slurry to flow from the trough into the enclosed basin. The enclosed basin can include at least one covered access port where the at least one covered access port is configured to be opened and configured to be closed. The apparatus can include a plurality of drainage nozzles disposed along a bottom of the enclosed basin and configured to distribute the slurry to a plurality of locations.




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Method, baffle free angle adjustable apparatus and system for delivering dry bulk-free flowing material into a container

A system and method for changing a flow rate and direction of dry bulk material supplied from an elevated source, via an angled spout to an adjustable spout end having no internal baffles therein and having readily interchangeable wear pads therein which are accessible through an access door.




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Wear indicator apparatus, system and method for conveyor transfer chutes

A wear indicator apparatus, system and method are provided for allowing wear information from an internal flow surface of a chute to be obtained from outside the chute so as not to require access to the interior thereof for wear inspection purposes. In one form, the wear indicator apparatus has a wear indicator portion that is configured to be fit into a through opening in the chute wall assembly. The wear indicator portion has a layer of wear material that is of the same material as an inner liner of the chute wall assembly, and a mounting portion that is configured to be removably fixed to an exterior surface of the wall assembly. Preferably, the wear indicator apparatus includes a removal mechanism connected to the mounting portion that is operated outside of the chute for retracting the wear indicator portion out from the wall assembly through opening.




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Flow-retarding chutes and spouts and method for delivering dry bulk free-flowing material to a location

A system and method for causing a differential flow rate to exist in a downspout so as to reduce abrasion of a bottom side of said downspout and to sort dry bulk material flowing therethrough. The present invention reduces the velocity of the mass of the dry bulk material, such as corn, thus preserving grain quality and reducing the exit velocity at the lower end of the spout.




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Repositionable extendable stop

Repositionable extendable stops for material handling applications include top loading/unloading stops which engage with actuator through quick disconnects. Actuators are easily repositioned to a new stop location, and the stop reconnected to the actuator by loading the stop through the top of the conveyor.




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Device and method for stopping and/or aligning transport goods on a conveying device, and conveying device

A device for stopping and/or aligning transport goods on a conveying device, in particular a roller conveyor, device has a main part and a stopping device that can be moved out of the main part into a conveying path of the conveying device in order to stop and/or align the transport goods that are transported along the conveying path. The stopping device comprises at least two separate stops that can be moved between a working position, which projects into the conveying plane, and a rest position, which is retracted with respect to the conveying plane, by means of a common actuator device.




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Retractable stock guide and method for metal forming dies

A retractable stock guide has a stationary guide rail on which a retractable guide cap is operably supported. The guide rail and cap have two through holes at opposite ends through which two mounting studs extend to attach the stock guide to an associated die member. The holes in the guide cap are ovate, and the heads of the mounting studs are tapered, whereby tightening of the mounting stud shifts the guide cap relative to the guide rail from an aligned, retracted load/unload condition, to an inwardly protruding, extended run condition, wherein the stock strip is slidingly captured between two like stock guides and the mounting surface of the die. Two ball bearing guides can be substituted for the stationary guide rail.




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Compositions comprising estolide compounds and methods of making and using the same

Provided herein are compositions comprising at least one estolide compound of formula: in which n is an integer equal to or greater than 0; m is an integer equal to or greater than 1; R1, independently for each occurrence, is selected from optionally substituted alkyl that is saturated or unsaturated, and branched or unbranched; R2 is selected from hydrogen and optionally substituted alkyl that is saturated or unsaturated, and branched or unbranched; and R3 and R4, independently for each occurrence, are selected from optionally substituted alkyl that is saturated or unsaturated, and branched or unbranched. Also provided are uses of the compositions described herein.




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Tool and method for the manufacture of cans

For the manufacture of can bodies as they are needed for the manufacture of aerosol cans or beverage cans, a special tool 2 is provided which combines the manufacture of the cup as well as the transformation of the cup into a can body into a single tool 3. The process is based on preferably round metal sheets which are first drawn in a first draw-stretching step of the tool 2 into cups and then are draw-stretched in a second draw-stretch process, the further draw- and slide-down-stretch to form can bodies. The drawing arrangements are the same in both operating steps. The tools required therefore are simple sturdy tools providing for a simple sturdy manufacturing process.




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Forming hand tool

A hand tool, such as a duct seamer. The hand tool may include a first handle; a second handle connected to the first handle for pivoting movement about a handle pivot point; a first jaw operably connected to the first handle and having a first inner surface; a second jaw operably connected to the second handle and having a second inner surface; a first groove and a second groove on each of the first inner surface and the second inner surface; and a first shoulder created by the first groove and a second shoulder created by the second groove on each of the first inner surface and the second inner surface, the first shoulders providing a first stop and the second shoulders providing a second stop for the work-piece. The jaws may provide the shoulders at a distance of ⅜ inch and 1 inch from a front of the jaws.




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Device for collapsing and loading a heart valve into a minimally invasive delivery system

A device is provided for collapsing a stented bioprosthetic valve, including first section and second sections, each spanning between first and second ends of the device. The second section of the device is associated with the first section to at least partially enclose an internal cavity formed by the first and second sections, the internal cavity tapering from an open insertion portion at a first end of the device to an open exit portion at a second end of the device. The insertion portion has a larger dimension than the exit portion. When the first section and second section are substantially enclosing the internal cavity, a stented bioprosthetic valve may be inserted into the insertion portion and collapsed as it is moved toward and through the exit portion. The valve may then be loaded on an apparatus for insertion into the body.




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Toothed part manufacturing method, toothed part manufacturing device, and toothed part

When forming a toothed portion on the outer section of a blank by contacting a tooth profile-forming portion of a forming die with a curved portion of the blank, the first projection of the blank is accommodated in a first depression, and a load is applied axially to a center section of the blank so a material of the blank flows radially outward. The material of the blank at the first projection flows in the axial direction to inside the first depression, and the material of the blank at an intermediate section between the center and the outer section flows in axially to inside a second depression to form a second projection. When the load is maximized, a space is provided between a toothed portion and the tooth profile-forming portion, between the first projection and the forming die, and between the second projection and the forming die.




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Methods and apparatus to monitor material conditioning machines

Methods and apparatus to monitor conditioning machines are disclosed herein. An example system includes a plurality of work rolls to process a strip material. A first sensor detects a first distance between an upper surface of the strip material and a first reference location and a second sensor detects a second distance between an upper surface of the strip material and a second reference location. A controller determines a difference value between the first distance and the second distance to detect material curvature of the strip material.




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Method for forming a sector for a nacelle lip skin

Forming a sector for a nacelle lip skin from a sheet metal blank via punch by placing the blank against an outer surface of the punch and clamping a trailing edge of the blank in a clamping member that grips a trailing edge of the blank without slippage; gripping a leading edge of the blank, opposite the trailing edge, in a gripping device at a location axially spaced from the punch with sufficient force to permit the blank to flow therethrough in a controlled manner; displacing the gripping device in a first direction, radially with respect to the punch while drawing the blank through the gripper; displacing the gripping device in a second direction, axially with respect to the punch, to draw the blank over the leading edge of the punch and through the gripping device.




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Machine tool, working fluid supply apparatus, and working fluid

A machine tool (1) for processing a workpiece (2) by relative movement of a tool (18) with respect to the workpiece (2), including a homogenizer (15) into which water and oil are taken to disperse oil homogeneously in water, a working fluid produced in homogenizer (15) being supplied to a work area for processing of the workpiece.




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Methods to improve hot workability of metal alloys

A method of processing an alloy workpiece to reduce thermal cracking may comprise spraying a metallic coating material onto at least a portion of a surface of the alloy workpiece to form a surface coating metallurgically bonded to the alloy workpiece. The surface coating may be more ductile than the alloy workpiece and reduces heat loss from the alloy workpiece.




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Apparatus and method for shot peening of blade mounting areas on a rotor arrangement disc

An apparatus for shot peening blade mounting areas on a disc of a rotor includes a peening nozzle unit which streams shot peening media along a longitudinal axis. The unit includes a nozzle outlet which extends at least partially in a circumferential direction of the unit, and a deflection arrangement with a deflection area for the media. The deflection area is at least partially cone or half-hyperboloid shaped, such that the media passes the nozzle outlet over an angle range in circumferential direction after being deflected by the deflection arrangement. A method for shot peening the blade mounting areas positions the unit in a slot profile of a blade mounting area, and guides the unit along the contour of the slot profile with the nozzle outlet facing the contour of the slot profile to approximately uniformly peen the contour of the slot profile.




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Hydraulically installed tube plug, tube plug installation tooling, and installation system and method

A hydraulically installed tube plug with or without O.D surface enhancements and plug installation tooling, high pressure fluid system and method. The invention stops leaks in tubes with a plug that utilizes controlled high pressure fluid within the plug itself to radially expand the plug in place. Other plugs and plugging systems rely on mechanical methods for setting the plugs in the tubes with little or no control on the radial pressure applied to the tube. This lack of radial pressure control can result in a tubesheet ligament being over stressed (plastically deformed) or not enough pressure applied to stop the leak. The plug high pressure expansion tooling is designed with built in safety components that allow high pressure hydraulic expansion methods to be used safely in blind holes. The high pressure fluid system's design allows it to be used in hazardous environments.




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Manufacturing apparatus of plate-like tooth profile member

[Problem] To present a manufacturing apparatus of a plate-like tooth profile member capable of forging and forming in one process by using a closed type die, being hardly accompanied by burrs due to plastic changes in the circumferential direction and in the axial direction of the material of the plate-like tooth profile member. [Solving Means] Consisting of an upper die 1 and a lower die 2 of closed type, the lower die 2 is composed of a tooth die 21 for forming a tooth portion in a material W of a plate-like tooth profile member, and movable dies 22, 22 movable relatively in a vertical direction to the tooth die 21 disposed at both sides in the axial direction of the material W of the plate-like tooth profile member of the tooth die 21, a first stroke is executed for confining the circumference at both end portions in the axial direction of the material W of the plate-like tooth profile member by the upper die 1 and the movable dies 22, 22, and a second stroke is executed for forming a tooth portion in the material W of the plate-like tooth profile member by the upper die 1 and the tooth die 21.




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Method for manufacturing Ni base alloy pipe stock

A method for manufacturing an Ni base alloy pipe stock comprises piercing and rolling a billet by use of Mannesmann piercing and rolling mill. The pipe stock has controlled amounts of C, Si, Mn, P, S, Cr, Ni, Mo, W, Cu, Al, N, with the balance being Fe. With the method, the following equations are satisfied, wherein values of TGBm, Psr and Pσ represented by the following equations (1) to (3) being not more than 1300, not more than 200 and not less than 0, respectively TGBm=1380−5000P−100S−4400C (1), PsrNi+10(Mo+0.5W)+100N (2), Pσ=(Ni−50)+10(N−0.1)−2(Cr−25)−5(Mo+0.5W−6)+12 (3), wherein each element symbol in the equations represents mass % of the element concerned.




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Methods of forming bulk FinFET devices with replacement gates so as to reduce punch through leakage currents

One illustrative method disclosed herein includes forming a plurality of spaced-apart trenches in a semiconducting substrate to thereby define a fin structure for the device, forming a local isolation region within each of the trenches, forming a sacrificial gate structure on the fin structure, wherein the sacrificial gate structure comprises at least a sacrificial gate electrode, and forming a layer of insulating material above the fin structure and within the trench above the local isolation region. In this example, the method further includes performing at least one etching process to remove the sacrificial gate structure to thereby define a gate cavity, after removing the sacrificial gate structure, performing at least one etching process to form a recess in the local isolation region, and forming a replacement gate structure that is positioned in the recess in the local isolation region and in the gate cavity.




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Composite yarn, fabric, and automotive interior material made from paper

The present invention provides a method for manufacturing a composite yarn of paper, e.g., traditional Korean paper, and a composite yarn manufactured thereby, a method for manufacturing a fabric using the same and an automotive interior material manufactured thereby. More particularly, the present invention relates to a method for manufacturing a composite yarn of traditional Korean paper by using a traditional Korean paper yarn and a synthetic yarn, in which the composite yarn can be used in weaving and knitting, and a method for manufacturing a fabric as an automotive interior material using the same. Accordingly, the present invention provides a method for manufacturing a composite yarn of paper, comprising twisting a tape-type paper yarn, and covering the twisted paper yarn as a ground yarn at least two strands of synthetic yarn as an effect yarn to manufacture a composite yarn of paper of 160˜700 denier.




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Open-end spinning rotor

An open-end spinning rotor (1), comprising a rotor shaft (4), a rotor cup (2) and a coupling device (3) releasably connecting the rotor shaft (4) and rotor cup (2). The coupling device (3) has locking bodies (6), arranged in a holding element (5) and lock the rotor cup (2) and the rotor shaft (4) in the axial direction under centrifugal force during operation of the open-end spinning rotor (1). A resilient element (7) is associated with the locking bodies (6) and cooperates with the locking bodies (6) such that the locking bodies (6) also lock the rotor cup (2) to the rotor shaft (4) in the axial direction at a standstill. The holding element (5) is configured as a pin which is formed such that it produces a positive shaft-hub connection between the rotor shaft (4) and rotor cup (2) in conjunction with a correspondingly formed hub (8).




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Method of producing a low twist towel

The invention relates to a method for producing a towel, specifically a low twist towel, comprising the following steps: Z twisting a thick yarn and separately Z twisting a fine count yarn; unevenly S twisting the Z-twisted yarns to make the volume of the thick yarn more than that of the fine count; weaving the yarn to produce a fabric; processing the fabric with hot water to reduce inner tension in the yarn and make the fabric become fluffy. Fabric produced by this method can solve the dependency on PVA, reduce energy consumption and material consumption, and prevent water pollution. This method for producing a low twist towel is environmentally friendly, healthy, and energy saving.




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Spinning machine and a process for removing an end section of a yarn of a spinning machine prior to a subsequent piecing process

The spinning station of a spinning machine includes a yarn end disposal means, arranged between the outlet of the spinning device and the winding device, and with the aid of which an end section of the produced yarn is separated from the rest of the yarn and eliminated. Furthermore, a process for removing an end section of a yarn at a spinning station of a spinning machine prior to the subsequent piecing process is proposed, wherein the end section is gripped, cut off, and subsequently eliminated from the area of the spinning station with the aid of a yarn end disposal means arranged between the outlet of the spinning device and the winding device.