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| Number | Title | Issue Date |
| 7694697 | Apparatus for forming a selvedge on a gripper weaving machine The invention relates to a method and an apparatus for forming an insertion-side fabric selvedge (35) on a gripper weaving machine, whereby: a) selectively one of several weft threads (3, 4, 43, 44) that are provided on bobbins (1, 2, 41, 42) is... | 04/13/2010 |
| 7272244 | Method and unit for the production of images with high resolution in jacquard fabric The invention relates to a method for the production of images with high resolution jacquard fabric comprising the following steps: colour scanning of an output image to be reproduced on a fabric, video visualisation of said image with the largest number of colours ... | 09/18/2007 |
| 7231943 | Device for a weaving machine A power weaving loom includes weft thread insertion and collecting bands (6, 7). Drive units drive the bands and cause leading parts of the bands to move towards and away from one another between sides of the weaving machine and an approximately half-width po... | 06/19/2007 |
| 7219702 | Pneumatically controllable weft thread clamp for a weaving machine This invention concerns a weft thread clamp with two jaws (1), (2) that can be moved to an opened and closed position, with at least one jaw (1) being directly moveable to the closed position via fluid pressure. The moveable jaw is preferably ( | 05/22/2007 |
| 7124783 | High speed yarn transfer system incorporating reversing linkage and electro-optical synchronization A rapier for a rapier loom comprises:—a low mass self-tightening rotary clamp with its axis of rotation aligned to the direction of maximum acceleration;—a collapsing pivot linkage that converts the force used to close the self-tightening clamp into the force us... | 10/24/2006 |
| 7073540 | Needle loom with automatic change of the weft thread A needle loom comprises a supporting structure (2), at least one forming head (3) of a textile product (P) installed on the supporting structure (2), at least two heddle frames (6) capable of intercepting a plurality of warp threads (O), ... | 07/11/2006 |
| 7007723 | Weft yarn clamp for clamping and releasing weft yarns of a weaving machine The invention relates to a weft yarn clamp for clamping and releasing weft yarns of a weaving machine, the weft yarn clamp comprising a first and a second clamping element, at least one clamping element of which is a clamping means controlled by an actuator and the ... | 03/07/2006 |
| 6948532 | Method and apparatus for the weft insertion in a jet weaving machine A method for the weft insertion in a jet weaving machine is proposed, in which in each work cycle a weft thread (S1) of predeterminable length which is to be inserted is drawn off from a winding drum (3) of a thread supply apparatus (2), the wef... | 09/27/2005 |
| 6938648 | Method and apparatus for reducing weft waste in a gripper weaving loom In a gripper weaving loom which weaves several different types of weft threads into a fabric, it is desirable to keep weft material waste to a minimum. For this purpose a weft thread (7) already inserted into the loom shed is simultaneously held by a weft pre... | 09/06/2005 |
| 6840287 | Power loom with a device for cutting off a woof thread A weaving machine, in particular an airjet loom, which is fitted with a system (16) for cutting a filling thread (12′), which is being held ready for filling insertion, from a filling (12) already beaten into a fabric (10), wherein the ... | 01/11/2005 |
| 6810918 | Method and apparatus for variably braking the weft thread between a supply spool and a thread store in a loom A supply spool supplies a weft thread through an adjustable actuated thread brake and a thread tension sensor to a weft thread accumulator, from which an accumulated insertion length of the thread is provided to a weft insertion device. The tension sensor provides a... | 11/02/2004 |
| 6763854 | Power loom with a device for cutting off a woof thread A weaving machine, in particular an airjet loom, which is fitted with a system (16) for cutting a filling thread (12′), which is being held ready for filling insertion, from a filling (12) already beaten into a fabric (10), wherein said... | 07/20/2004 |
| 6725886 | Device for presenting weft yarns on a rapier weaving machine A device for presenting weft yarns (1), (2) to two (or more) rapiers provided above one another of a weaving machine, comprising two yarn carriers (14), which are movable between a receiving position, in which each yarn carrier (14) is ab... | 04/27/2004 |
| 6539982 | Loom with an insertion brake A loom with an insertion brake disposed between a yarn feeder and the shed of the loom, which insertion includes a movable brake element, which is capable of movement between two fixedly disposed yarn guides from a position of rest on one side of the yarn... | 04/01/2003 |
| 6305435 | Weaving machine with an insertion system for a plurality of generally different weft threads The weaving machine contains an insertion system for a plurality of generally different weft threads, which comprises for each weft thread a thread supply (2), a thread store (3) and a color selector (4) for the selective serving of the weft threads as we... | 10/23/2001 |
| 6230760 | Linear motor weft presenting apparatus The apparatus contains a linear motor (1) with a stator (4) which has two permanent magnets (7) and with an armature (5) which has a winding (22), and a thread server finger (2) for the weft thread which is connected to the linear motor in order to presen... | 05/15/2001 |
| 6220307 | Gripper axminster loom with tuft yarn selection mechanism A mechanism for a gripper Axminster loom is disclosed which includes a plurality of yarn carriers each of which is movable to any one of a plurality of predetermined positions. Each carrier guides a plurality of tuft yarn and is arranged to present one of... | 04/24/2001 |
| 6119733 | Controllable weft thread presenting and clamping apparatus including an actuated clamp element A weft thread clamp for a weft thread presenting lever is positively actuated to selectively open or close the clamp and thereby release or hold the weft thread respectively. To achieve this, a second clamp element is movable or deflectable relative to a ... | 09/19/2000 |
| 6112776 | Weft monitoring insertion system for a plurality of different weft threads The weaving machine with a weft monitoring insertion system (1) for a large number of different weft threads (11, 11', 11") comprises a weft insertion member (6, 60), thread brakes (3), a weft thread selector (4) for the serving of a thread (11, 11', 11")... | 09/05/2000 |
| 6053216 | Weaving machine pile warp thread tensioning and drawing-back device A thread tensioning and drawing-back device for pile warp threads of a weaving machine, which device comprises provisions (2) for braking, by spring elements, pile warp threads (4) taken up by a weaving machine, and provisions (5) for drawing back the pil... | 04/25/2000 |
| 6026865 | Axially slidable weft thread presenting levers and clamping arrangement for minimizing thread waste A controlled weft thread presenting and clamping arrangement minimizes weft thread waste and ensures proper tensioning of the weft thread during its presentation to the insertion gripper, in a gripper loom for weaving with plural different weft threads. T... | 02/22/2000 |
| 6026864 | Modular device for weft yarn presentation in shuttleless looms A modular device for weft yarn presentation in a shuttleless loom, operated by linear electric motors which present the yarn by using rods mounted on sliders which rotate to transition the rods from raised standby positions to lowered delivery positions. ... | 02/22/2000 |
| 6006795 | Linear motor selector device for weft yarn presentation in shuttleless looms A device for weft yarn presentation in a shuttleless loom is operated by linear electric motors. The motors include fixed plates and movable plates pivotally mounted to the fixed plates. Yarn presenting rods are carried by the pivotal plates and rotate fr... | 12/28/1999 |
| 5725029 | Tension control apparatus for weft threads An apparatus for reducing the load on a weft thread being inserted into a loom shed reduces the necessary number of weft thread monitors or stop motion devices functioning as thread tension sensors while still ensuring a reliable tension measurement, espe... | 03/10/1998 |
| 5694982 | Weft thread selection device A weft selection device for a weaving machine has at least two drop wires with feed-through eyes. The drop wires are fixed rotatably in two planes lying above one another to take a weft thread extending through the feed-through eye within or beyond the re... | 12/09/1997 |
| 5544679 | Defective weft yarn insertion prevention A feed mechanism for several weft yarns, each with its own feed device capable of selecting the weft yarn to be inserted, includes sensors for monitoring the weft yarns for quality defects and for, upon detection a defect in a weft yarn, precluding the we... | 08/13/1996 |
| 5501250 | Method for deleting and reintroducing yarns to a textile process Method to delete and reintroduce individual yarns as needed when they are being fed to a textile process by cutting an individual yarn, that is being forwarded to the process, rapidly to prevent producing a disruptive tension change in the process or in o... | 03/26/1996 |
| 5492153 | Clamp type arrangement for presenting weft threads to a gripper A weft yarn presentation apparatus has a weft sequence control having weft thread presenting devices (1), a controlled thread clamping device (2) with several clamps (3a-3f) and a guide member (4) with a slit (5). The association of the weft thread presen... | 02/20/1996 |
| 5477892 | Device for regulating feeler sensitivity in control of loom weft insertion A device for continuously regulating the feeler sensitivity in the control of weft insertion in a loom. The device includes a selector having a memory into which the sensitivity value corresponding to the count of the weft passing through the eye of each ... | 12/26/1995 |
| 5458163 | Cassette apparatus for presenting weft threads to a weft thread insertion member in a loom A weft thread or weft threads are selected from a plurality of weft thread supply spools in a shuttleless loom for presenting the selected weft thread or weft threads to the gripper of the gripper rod. In order to equip each loom with the required number ... | 10/17/1995 |
| 5425399 | Weft picking system for jet loom with device for deforming a weft yarn slackened portion A weft picking system for an air jet loom is provided with a microcomputer as a controller. The weft picking system comprises a weft traction device including a pair of rollers, one of which is driven by an inverter motor. A weft yarn fed from a weft meas... | 06/20/1995 |
| 5406986 | Faulty weft separating apparatus in a rapier loom for multiple colors A faulty weft separating apparatus in a rapier loom for multiple colors which separates a faulty weft from other normal wefts and removes the faulty weft by way of a weft removing apparatus when a faulty weft insertion occurs. A set of guiding members are... | 04/18/1995 |
| 5400834 | Apparatus for selectively moving weft feeders between a rest position and a feed position In an apparatus for selecting and feeding wefts to an insertion device of a weaving machine, the feeders are directly connected to eccentric drives which have an excursion corresponding at least to the paths covered by the feeders between their rest and f... | 03/28/1995 |
| 5295516 | Method of operating a direct weaving apparatus A method of operating a direct weaving apparatus which may include a loop provided with picking nozzles and a weft yarn processing machine having a yarn processing unit for processing yarns, feed rollers and yarn storage drums. The start of the yarn stora... | 03/22/1994 |
| 5293907 | Loom speed controller responsive to filling yarn characteristics A loom speed controlling apparatus includes a counter adapted to output a current pick number, a data memory for storing the maximum allowable loom speed values depending upon physical characteristics of various filling yarns in correlation with pick numb... | 03/15/1994 |
| 5247968 | Projectile loom having a composite material multiple weft device A projectile loom is distinguished by a combination wherein a weft yarn changer (1) has a low-weight body (11) and low-weight yarn transfer elements (2) and the multiple weft device is driven directly by a highly dynamic servo motor (3). The loom can be o... | 09/28/1993 |
| 5209272 | Gripper changer for projectile looms A weft yarn changer on a projectile loom has a pivoted changer member (1) for at least two yarn transfer elements (2) each in the form of a slide rod (2a) and a yarn gripper (21). Slide bars for the yarn transfer elements (2) are provided on the changer m... | 05/11/1993 |
| 5186218 | Gripper changer for projectile looms A weft yarn changer on a projectile loom has a pivoted changer member (1) for at least two yarn transfer elements (2) each in the form of a slide rod (2a) and a yarn gripper (21). The slide rod (2a) is made of plastic and is longer radially than tangentia... | 02/16/1993 |
| 5179980 | Weft yarn brake with logic circuit control A yarn brake which can be used in projectile looms and rapier looms is actuated by a stepping motor with the rotational movement of a drive shaft of the stepping motor being converted to a linear movement of the braking member of the yarn brake.... | 01/19/1993 |
| 5172735 | Belt driven weft thread suppliers A weft thread selecting and supplying device has an electronically controllable electric motor (2) with a drive wheel (4) and a guide wheel (5), and a gear belt (6) which loops around these wheels. Thread suppliers (7, 7a) are connected to both longitudin... | 12/22/1992 |
