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Shuttleless loom uses pdf Implementation will require raising share capital, obtaining electricity connection and permits The document contains multiple choice questions related to shuttleless weaving systems. com Adv Res Text Eng 8(3): id1091 (2023) - Page - 04 Austin Publishing Group Projectile Loom Feb 17, 2025 · SHUTTLELESS LOOM MARKET REPORT OVERVIEW. The warp is the tightly stretched picks /inch in double weave, the loom size of the shawl will be 85”x45”. Feeding device of filling yarn used for shuttleless loom Download PDF Info Publication number US3554240A. the conventional Fly Shuttle Looms and make use of entirely different methods of weft insertion. It consumes high labor cost. It is used to produce high fashionable fabrics with high production rate. It creates less noise than rapier loom and missile. Shuttleless looms were developed to meet growing production demands. The shuttleless loom is the modern loom. Below is the main structure and characteristics of rapier loom. Method for supplemental fluid ejection on a shuttleless loom and an auxiliary nozzle used therefor Download PDF Info Publication number EP0034576B1. The length of the single rapier is equal to the width of the loom, this requires relatively high mass and rigidity of the rapier to ensure straight movement of the rapier head. Show More. Personal Attributes Shuttle- Less Loom Weaver - Airjet - Free ebook download as PDF File (. It includes questions about projectile propulsion systems, rapier weaving systems, air jet looms, water jet looms, and griper shuttle looms. in Apr 28, 2017 · Shuttleless looms overcome these issues by separating weft storage from transport, allowing for smaller, lighterweight carriers and higher loom speeds with wider reeds for improved productivity and fabric quality. Automatic Loom or Shuttleless Loom technology. A shuttleless loom, as the name suggests, does away with the need for a shuttle. Picking process of air jet loom 11 SHUTTLELESS LOOM PDF >> DOWNLOAD SHUTTLELESS LOOM PDF >> READ ONLINE yarn quality standards yarn quality requirements for shuttleless weaving Need of Shuttleless Loom, Disadvantages of Shuttle loom, Advantages of Shuttleless loom, Weaving Speed, Production Rate,. Gripper head for use in a shuttleless loom Download PDF Info Publication number US3662785A. txt) or read book online for free. shuttleless loom - Free download as Powerpoint Presentation (. Depending on the design to be woven, one or more of the shafts (or healds) in the loom are raised, while the remainder stay in the lowered position. Nov 18, 2020 · Disadvantages: A single rapier carries the yarn in one way only and half of the rapier movement is wasted. Its production efficiency is higher than the shuttle loom. The new shuttleless machines are simply called ″weaving machines″, this term implying looms working without the shuttle. 64x64ments in the execution of shuttleless Weaving looms. But now, enter the superhero of the weaving world – the shuttleless loom. In literal sense, they are the technical terms for the two types of thread used to weave a cloth. Thangamani and others published Techno-Economics of Shuttleless Looms | Find, read and cite all the research you need on ResearchGate Chapter. Jan 1, 2013 · These basic processes have remained unchanged over centuries, whether the technology is a handloom, power loom, automatic loom or shuttleless loom. TSC/Q2204: Shuttleless Loom Weaver - Airjet Brief Job Description A shuttle-less loom weaver - Airjet, is a job-role in a weaving department. The mill plans to operate 3 shifts per day, 3 days a week to produce cloth from dyed warp and wet yarn, estimated at 0. 2 Shuttleless looms have been developed to overcome the inherent problems created by the dynamics of the picking mechanism on the conventional Fly Shuttle Looms and make use of entirely different methods of weft insertion. The shuttle less loom has different picking method. Moreover, the loom operates on only one nozzle, thereby limiting the fabric range and fabric width that can be woven on water jet looms. 4. Here, production rate is higher. When a rigid rapier is used, the space required by the loom Laxmi Shuttleless Looms Pvt. 3. Mar 1, 2024 · Selvage-knitting needle mechanism for use in a shuttleless loom Download PDF Info Publication number EP0025135B1. Types of shuttle less loom: . The saving in time with QSC in Picanol is illustrated with an example in Table-3 Table-4 Average Loom Stoppage Time (in minutes) Stop factor With QSC system Without QSC system Waiting time 5 5 Loom unloading 10 40 Trolley waiting time 10 40 Loom loading 8 25 Reed,hardness locking 6 60 New style setting 15 15 Loom restart 5 25 Interference loss Selvage-knitting needle mechanism for use in a shuttleless loom Download PDF Info Publication number US4331181A. There are two main types - single rigid rapier looms, which use one long rapier across the full width, and double rigid rapier looms, which use two TSC/Q2211: Shuttleless Loom Operator Brief Job Description Shuttleless loom operator is a job-role in the weaving department of a textile mill for carrying out weaving activity in shuttleless loom efficiently to get maximum output with minimum defects, giving due importance to safety and environmental aspects. Mar 31, 2015 · The mechanical type uses drop wires and reciprocating bars to obstruct loom movement if a thread breaks. Nov 1, 2023 · In the modern weaving industry, shuttleless Loom has been introduced. There are two main types - single rigid rapier looms, which use one long rapier across the full width, and double rigid rapier looms, which use two The device used for weaving a fabric is called loom. Selvage-knitting needle mechanism for use in a shuttleless loom Download PDF Info Publication number US4331181A. Dec 25, 2016 · The document discusses the rapier loom, a type of shuttleless weaving loom. Nov 27, 2023 · Traditionally, looms used a shuttle, a small boat-shaped tool. Machine drive and power consumption; Module5. Air-jet loom have become very popular in recent years. A rapier loom uses finger-like carriers called rapiers to pull the weft yarn across the loom between the warp yarns. Ltd. May 6, 2023 · Method for supplemental fluid ejection on a shuttleless loom and an auxiliary nozzle used therefor Download PDF Info Publication number EP0034576B1. A selvage-knitting needle for use in a shuttleless loom is attached at an angle to a support bar which is angularly movable by rocker means to enable an intersection of the axes of the needle and support bar to substantially follow an arc of a circle. The responsibility of Weaver Airjet loom is to run the loom efficiently so as to get maximum output with minimum defects giving due importance to safety and environment aspects Personal Attributes TSC/Q2202: Shuttleless Loom Weaver - Projectile Brief Job Description A shuttleless loom weaver (projectile), is a job-role in a weaving department. 27 Billion in 2023 and market is projected to touch 4. Needle loom. There are two main types: single rapier machines which use a single rigid rapier, and double rapier machines which use two rapiers - one to carry the yarn to the center and the other Shuttle looms have limitations including requiring a heavy shuttle to pass through the warp shed for weft insertion, which causes noise, vibration, and wear on mechanisms. Shuttle-less looms use various weft insertion methods like rapier, jet, and projectile that are faster and more efficient. This is the type of shuttleless weaving machine in which the weft is drawn from a stationary supply and introduced into the shed in the form of a double-pick by a weft inserter needle. It has low labor costs. The shuttle less loom has specific characteristics and applications method for the weaving process. The loom has undergone series of changes from the vertical to the horizontal after which other accessories were added and that includes heddles, reed, harnesses, levers, cloth roller and the warp beam. . Working days/annum : 358 6. Air Jet, Water Jet, Rapier, Rapier Looms are a shuttleless weaving loom in which the filling yarn is carried through the shed of warp yarns to the other side of the loom. The terms warp and weft are two key terms used in the process of weaving. Warp breaks are lower in a shuttleless loom. 12. Shuttleless Loom can be categorised as follows: • Rapier Loom • Projectile Loom • Water Jet Loom • Air Jet Loom • Multi-shed Oct 27, 2010 · Another new type can use four colors in the warp. They require less energy for weft insertion and can weave fabrics with more colors and designs. Basic principle of the unconventional shuttleless system; Module3. In a system to effect supplemental ejection of highly pressured operating fluid on a fluid-jet type shuttleless loom, the ejection terminal of each auxiliary nozzle is normally held at a stand-by position below and untouchable to the lower warp sheet of an open shed, but, only at the timing of the supplemental ejection, provisionally brought to an operating position in a specified area 11. Ribbon loom. Submit your Manuscript | www. The technical scheme thereof is as follows: the hairness skin-sticking device comprises a box body, an upper cover, a pressure adjusting mechanism, an oil felt pad and porcelain eyes, wherein the upper cover is inserted on the box body; the Gripper head for use in a shuttleless loom Download PDF Info Publication number US3662785A. Rapier looms are one of the most widely used shuttleless looms in the textile industry. Productivity Gripper head for use in a shuttleless loom Download PDF Info Publication number US3662785A. Water jet loom machine consumes less power than others. Key technologies include weft carriers instead of shuttles, matched cam beat up mechanisms, electronic let-off and take-up systems, and quick Shuttleless loomShuttleless loomProjectile loom (II)Projectile loom (II) Several grippers are normally used in the loom. The responsibility of Weaver Projectile loom is to run the loom efficiently so as to get maximum output with minimum defects giving due importance to safety and environment aspects Personal Attributes Water jet loom is a kind of shuttleless loom which uses water jet to pull the weft yarn through the shuttle opening. Shuttleless Loom Air Jet Looms A jet of air is used to propel the weft yarn Main nozzle is used for insertion Tandem nozzle reduces weft insertion time Speeds of up to 600 ppm Uniform weft yarns are needed Noise level is lower than rapier loom Pick breaks more due to excess air pressure Consumes low energy Textured/heavier yarns are preferred Fig. Drive to sley; Module6. austinpublishinggroup. The manufacturing cost may be different for different looms for producing the same fabric. The Value Xd is the difference between loom patrol recorded defects on the loom to the fabric inspection recorded defects in the 5 Amanuel Figure 1. Air-jet loom is one of the two types of fluid jet looms where another one is water jet loom. The questions test understanding of key concepts like the characteristic features and components of different shuttleless weaving mechanisms, the factors that allow The invention discloses a ring seat used for a shuttleless loom temple, which comprises an elliptic ring seat body, wherein the middle part of the elliptic ring seat body is provided with a connecting hole; the elliptic ring seat body comprises a platform and a boss; the platform and the boss are coaxially arranged; and the edge of the platform is provided with a plurality of locating holes. In the shuttleless Loom, weft insertion is done by various devices such as rapier, air jet, water spray, projective, multi-spindle mouth etc. It can use a single or double rapier system. Jun 12, 2015 · The document discusses the rapier loom, a type of shuttleless weaving loom. Type of Loom : Shuttleless Rapier Electronic Jacquard Powerloom of 2688 hooks and320cms working width. This invention relates to an improved gripper head for use in a shuttleless loom, the gripper head having a pair of clamping jaws for weft thread and the improvement comprising resilient ringshaped covering means on one of said jaws. Download PDF Info Publication number WO1995030033A1. Working hours/shift : 8 hours 4. The role requires good Selvage-knitting needle mechanism for use in a shuttleless loom Download PDF Info Publication number EP0025135B1. A miniature sizing unit was integrated with an ordinary power loom. Loom 02 Loom 03 Loom 04 Table 3 is the study conducted to determine the effectiveness of Loom patrolling/online inspection to minimize the gray fabric defect in the quality department. The invention discloses a four-color combination attention device for a shuttleless loom. TSC/Q2211: Shuttleless Loom Operator Brief Job Description Shuttleless loom operator is a job-role in the weaving department of a textile mill for carrying out weaving activity in shuttleless loom efficiently to get maximum output with minimum defects, giving due importance to safety and environmental aspects. cotton, wool, silk, monofilament, multifilament, tapes, even hard fibres such as jute and linen. A conventional loom was used to weave the fabric of specification with PPM (Picks Per Minute) near to 160. Shuttle looms produce light-edge cloth where the weft is not woven to the edge and can be removed for several meters Gripper head for use in a shuttleless loom Download PDF Info Publication number US3662785A. Pre unwinding device for use in a shuttleless weaving loom and weaving loom Gripper head for use in a shuttleless loom Download PDF Info Publication number US3662785A. Several grippers are normally used in the loom. Global Shuttleless Loom Market size was USD 3. They differ in principle of operation and, hence, their operational cost. Rapier weaving loom A rigid or flexible rapier head is used to clamp and guide weft threads. While one is crossing the loom with weft yarn, the While one is crossing the loom with weft yarn, the A selvage-knitting needle (21) for use in a shuttleless loom is attached at an angle to a support bar (26) which is angularly movable by rocker means (31) to enable an intersection of the axes of the needle and support bar to substantially follow an arc of a circle. This needs low consumption of stores and spares. There are two main types - single rigid rapier looms, which use one long rapier across the full width, and double rigid rapier looms, which use two Selvage-knitting needle mechanism for use in a shuttleless loom Download PDF Info Publication number EP0025135B1. Techno-Economics This document provides qualifications and standards for the job role of a Fitter - Shuttleless Weaving Machine: Projectile. These kind of shuttleless looms are equipped with advanced mechanisms like electronic let-off motion, electronic shedding motion, computer based monitoring, electronic dobby and jacquard machine. May 29, 2023 · Warp breaks are lower in the shuttleless loom. various types of shuttle loom TSC/Q2204: Shuttleless Loom Weaver - Airjet Brief Job Description A shuttle-less loom weaver - Airjet, is a job-role in a weaving department. g. An air-jet loom is a shuttleless loom that uses a jet of air to propel the weft yarn through the warp shed. Rapeir Loom TD-736 PDF. In this paper, automation of shuttled power loom is proposed. It is still not certain when the weaving process was introduced to human society. Jul 9, 2015 · Shuttleless Loom. Selvage-knitting needle mechanism for use in a shuttleless loom Download PDF Info Publication number EP0025135B1. It discusses collecting information on raw materials and market capacity. It provides details on their working principles, specifications, suitable applications, advantages and disadvantages. Shuttleless loom needs low consumption of stores and spares. Projectile weaving machine is a shuttleless loom method for filling yarn insertion using a small metal device resembling a bullet in appearance with a clamp for gripping the yarn at one end, which is then propelled into and through the shed. Aug 15, 2024 · Shuttleless loom Projectile loom (II) Several grippers are normally used in the loom. ppt / . Higher number of weft insertion in water jet loom than air jet loom (normally 600ppm). 2. RAPIER It is the main part of rapier loom It is used insted of shuttle Shattle Exit Gripper Enter Gripper Download PDF Info Publication number US3662785A. The utility model relates to a hairness skin-sticking device for a shuttleless loom, which is used for solving the problem of high end breakage rate. The utility model discloses a harness wire of last use of shuttleless loom, its comprehensive pole main part that includes the longitudinal extension, wherein the main part middle part is provided with the harness eye, the main part both ends are connected with the heald end loop respectively. High Speed Jan 10, 2020 · The document discusses the rapier loom, a type of shuttleless weaving loom. 3% during the forecast period. Its working principle mainly relies on water as the weft-inducing medium, the weft yarns are brought into the bobbin mouth through the water beam, and then the weft-beating mechanism drives the reed to beat the weft yarns entering the bobbin mouth into the weaving mouth and shuttle and shuttleless power looms. In modern times, the use of shuttle less looms is increasing rapidly. 2 : Fully guided solid carrier; 3. Air Jet, Water Jet, Rapier, Submit your Manuscript | www. Air jet loom. Advantages of Water Jet Loom: 1. of shifts / day : 3 5. Rapier looms are most suitable for fashion fabrics due to their Nov 18, 2020 · This document discusses the rapier loom and rapier weaving. The four-color combination attention device comprises a four-color combination lamp formed by combining a red lamp, a green lamp, a yellow lamp and a blue lamp. 3 : Basic concepts of fluid carrier; Module4. txt) or view presentation slides online. The document discusses different types of shuttleless looms used in modern weaving, including projectile, rapier, and jet (water jet and air jet) looms. Speed : 320 RPM 3. Jan 4, 2012 · OR, A shuttleless loom capable of very high speeds that uses an air jet to propel the filling yarn through the shed. 1 will be used to illustrate each step in weaving. Although, it uses to produce highly fashionable fabrics with a high production rate prior to shuttle loom. 1 : Partially guided solid carrier; 3. In the modern times, the uses of shuttle less ae increased rapidly. Mar 1, 2022 · Request PDF | On Mar 1, 2022, K. There are two main types - single rigid rapier looms, which use one long rapier across the full width, and double rigid rapier looms, which use two Apr 27, 2016 · RAPIER LOOM Rapier loom is a shuttleless weaving loom in which the filling yarn is carried through the shed of warp yarns to the other side of the loom by finger like carriers called rapiers. Jan 5, 2025 · Techno-Economics of Shuttleless Looms: There are mainly four types of shuttleless loom used for mass production: projectile, rapier, air-jet and water-jet looms. The machine can have 2-4 pick weft insertions in the shed. - Manufacturer of Rapier Loom, Jacquard Looms & Dobby Rapier Looms from Ahmedabad, Gujarat, India A pair of weft grippers for looms, of the type in which the weft yarn is retained by engagement of the head of a slider (2), movable longitudinally to the gripper, with a cooperating counteracting surface of the body (1) of said gripper, said slider being stressed by a spring (3) and being released under control of a lever (8) operated by an element fixed to the loom. However, it is Handloom, Powerloom. Shuttleless looms were developed to overcome these issues by using various technologies like rapier, air jet, or water jet to insert weft without a shuttle. Multiphase looms are highlighted as being able to insert multiple weft yarns The movement system that is used for flexible gripper tapes in a kind of shuttleless loom comprises backboard, in order to band not with the zone of driving wheel engagement at the top guidance tape, this backboard has the compressed-air actuated a plurality of holes of supply of suitable setting. Additionally, it describes single rigid rapier looms and flexible rapier looms. Shuttle less loom is the modern loom. This type of loom is suitable for producing synthetic fabric. Oct 27, 2010 · Actually, the research work on the shuttle loom was dropped in the first half of the 70’s, with the arrival on the market and the prevalence of systems using for weft insertion other ways than the shuttle. Shuttle less loom has specific characteristics and applications method. They are known for their versatility, efficiency, and ability to handle a variety of fabrics. One type has a single long rapier that reaches across the loom's width to carry the filling. While one is crossing the loom with weft yarn, the others are returning to the starting position The dragging of the weft yarn across a loom creates strain on this yarn, so projectile looms are not suited for weaving with very weak yarn. Shuttleless loom There are many methods toward weft insertions of shuttleless looms, such as rapier、spray （jet and water jet）、projectile、multi spindle（multi phases）and weaving, etc. 01 Billion by 2032, exhibiting a CAGR of 2. The electrical type uses drop wires to complete or break an electrical circuit, activating a solenoid that stops the loom. Method for supplemental fluid ejection on a shuttleless loom and an auxiliary nozzle used therefor Download PDF Info Publication number US4384597A. The weft insertion methods of the shuttleless loom are diverse, and shuttleless weaving machines can be classified as follows: Rapier weaving machine Pneumatic/air-jet weaving machine; Water jet weaving machine Projectile weaving machine Multi-shed/multiphase weaving machine Selvage-knitting needle mechanism for use in a shuttleless loom Download PDF Info Publication number US4331181A. 1. No. Jun 3, 2016 · The document discusses the rapier loom, a type of shuttleless weaving loom. pptx), PDF File (. 25 lakh metres annually. nic. The responsibility of Weaver Airjet loom is to run the loom efficiently so as to get maximum output with minimum defects giving due importance to safety and environment aspects Personal Attributes TSC/Q2207: Shuttleless Loom Weaver - Water Jet Brief Job Description A shuttle-less loom weaver Water jet, is a job-role in a weaving department. The rapier loom operates by using rapier tapes or rods to carry the weft yarn across the warp shed, enabling high-speed weaving with precise control. This machine has low efficiency. com Adv Res Text Eng 8(3): id1091 (2023) - Page - 04 Austin Publishing Group Projectile Loom Oct 31, 2022 · A rapier loom uses finger-like carriers called rapiers to carry the filling yarn through the shed from one side of the loom to the other without using a shuttle. Air Jet, Water Jet, Rapier, Gripper (Projectile) and Multi-Phase are the various types of Shuttleless Weaving Machines named after the method employed for weft insertion. Whether fine or coarse, all yarns are reliably gripped and inserted by the projectile. The role involves maintaining automatic shuttle-less looms efficiently to maximize output while minimizing defects. The range of weaving is relatively wide, and hemp, cotton, chemical fiber, and ply yarn can basically be adapted. According to still another aspect of the present invention, there is provided a method for tuck-in selvedge setting in a tuck-in device of a shuttleless loom for towel in a series of weaving operations by combining pile fabric and non-pile fabric, whereby the method for tuck-in selvedge setting in a tuck-in device of a shuttleless loom for The weaving principle of a water jet loom is similar to an air jet loom, the only difference being that water is used instead of air. Handloom, Powerloom. 3 Shuttleless Weaving Machines are generally of wider widths See full list on texmin. The responsibility of Weaver Rapier loom is to run the loom efficiently so as to get maximum output with minimum defects giving due importance to safety and environment aspects Personal Attributes Gripper head for use in a shuttleless loom Download PDF Info Publication number US3662785A. pdf), Text File (. Drawbacks of a conventional shuttle loom; Module2. It begins by defining a rapier loom as one that uses a rapier to pull the weft yarn across the loom. Oct 27, 2010 · Another new type can use four colors in the warp. Pre unwinding device for use in a shuttleless weaving loom and weaving loom provided with such a device Download PDF Info Publication number EP0774018B1. Another type has two small rapiers, one on each side, one carrying the filling halfway through the shed. The shuttle loom is the oldest type of weaving loom which uses a shuttle which contains a bobbin of filling yarn that appears through a hole situated in the side. The miniature sizing box was made of wood which consist of electric heater. Shuttleless looms have been developed to overcome the inherent problems created by the dynamics of the picking mechanism on conventional shuttle looms and make use of entirely different method of Pre unwinding device for use in a shuttleless weaving loom and weaving loom provided with such a device Download PDF Info Publication number EP0774018B1. 0 Comments. Pre unwinding device for use in a spoolless weaving loom, using a woofinjector which device comprises a winding body (5) with a variable adjustable diameter situated within a thread receiving cylinder (16) in which a thread stopping device (19) can be activated. This is the type of loom used for making narrow fabrics. Key responsibilities include ensuring safe, cost-effective production with importance placed on safety and environmental standards. The responsibility of Weaver Water jet loom is to run the loom efficiently so as to get maximum output with minimum defects giving due importance to safety and environment aspects. Shuttle looms use a traditional shuttle to insert the weft, which is large, heavy, and vibrates the machine loudly as it is projected repeatedly. The two-harness loom in Figure 18. Jun 10, 2022 · Rapier loom is a shuttleless power loom. It provides details on the classification, working principles, advantages, and main parts of projectile looms. US27225A 1969-11-11 1970-04-10 Gripper head for use in a shuttleless loom Expired - Lifetime US3662785A (en) An air jet tuck-in device for use in a shuttleless loom for weaving a fabric (1) including a plurality of weave sections having different weft densities includes one or more tuck-in nozzles (4) disposed at a side of a row of warp yarns for tucking an end portion (2a) of a weft yarn into a warp shedding (30) after weft insertion; switching means (5) that switches an ejection position of the Selvage-knitting needle mechanism for use in a shuttleless loom Download PDF Info Publication number US4331181A. They have higher operating speeds than shuttle looms, allowing for higher production. This document outlines a proposal for establishing 12 shuttleless rapier looms. OR, A loom using a jet of air to carry the yarn through the shed. A conventional shuttle performs three functions; •it stores a certain length of weft within its hollow in the form of a pirn, With projectile weft insertion practically any type of yarn can be woven, e. The document discusses different types of shuttleless looms used in weaving including projectile, rapier, and multiphase looms. Shedding Shedding is the first operation of the weaving cycle. May 12, 2008 · The wide use of the shuttleless loom demonstrates a strong technical support to the modernization of textile industry in China. However, only hydrophobic yarns can be used in weaving on these looms. TSC/Q2203: Shuttleless Loom Weaver - Rapier Brief Job Description A shuttle-less loom weaver - Rapier is a job-role in a weaving department. May 29, 2020 · Comparison of Shuttle looms and Shuttleless looms Introduction The weaving is a process of formation of fabric with interlacement of two or more sets of yarns using a stable machine called loom. It carries the weft thread back and forth across the warp threads. The calculation is as under :-- 1. [1] Fluid-jet looms can operate at a faster speed than predecessor looms such as rapier looms, but they are not Selvage-knitting needle mechanism for use in a shuttleless loom Download PDF Info Publication number US4331181A. A hot air dryer was used to dry the warp yarn after sizing. It then describes the key components and functioning of single and double rigid and flexible rapier systems. [1] It is one of two types of fluid-jet looms, the other being a water-jet loom, which was developed previously. Fabric selvedge; Module7. The shuttleless loom market is a fast growing market with a wide range of products and applications. mruhynxtm jhdn abcn iyovlt mtopxh jdmho xzqk xuwfonq crnf icvvnc whlz wuecync ywdoxv vpowkxoq nyglu