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JP7131285B2 |
A multi-color air jet loom (100, 200, 300) includes weft insertion systems (1, 2) each including at least one main nozzle (1a, 1b, 1c, 2a, 2b, 2c); main air tanks (11, 12, 13, 14) provided for the weft insertion systems (1, 2) and connec...
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JP2022537469A |
A method for controlling a weft insertion mechanism of a gripper loom in which a carrying gripper and a drawing gripper are alternately driven by a pair of toothed wheels (W) within a shed formed between the warp yarns, the carrying grip...
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JP2022124030A |
To provide a structure capable of facilitating a work of changing positions of a weft insertion nozzle and a clamper device to a warp direction and/or a weft insertion direction in a weft insertion device of a water jet loom including th...
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JP3238799U |
An optical instrument for detecting weft yarns having very low bulk. An optical device for detecting weft shortage in a loom comprises: a. a base optic comprising an optical transmitter and an optical receiver, and transmitting an optica...
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JP7120880B2 |
To provide a method of controlling a weft insertion device in a fluid jet-type loom which prevents generation of weft insertion defects while preventing unwinding resistance applied to weft from increasing when restoring a weft insertion...
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JP2022116513A |
To provide a weft insertion device for an air jet loom in which the pressure drop of compressed air at startup and the pressure fluctuation of compressed air during operation can be so suppressed as to be smaller than the conventional on...
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JP7106457B2 |
A method comprising:- trimming a woven composite material (230), the woven composite material (230) formed from a composite weave by a continuous composite weaving machine (100) into the woven composite material (230) having a number of ...
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JP7099329B2 |
To provide a weft detector for an air-jet loom capable of detecting an abnormal leading end such as a loop in a weft.A weft detector for an air-jet loom comprises: a weft insertion nozzle set 11 for injecting a weft into a weft flying pa...
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JP2022090871A |
To provide a weft insertion control device for an air-jet loom which accurately grasps a timing when a tip of a weft reaches an entrance of a weft passage, and appropriately adjusts a weft insertion condition.There is provided a weft ins...
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JP7077968B2 |
A weft withdrawing device of an air jet loom (10) includes a blow nozzle (17) blowing a weft (Y) that is ejected from a weft insertion main nozzle (12) and determined to be a weft insertion failure to guide the weft (Y) to a weft withdra...
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JP2022062820A |
To provide an air-jet loom weft insertion device capable of stably inserting weft in a weft traveling path by restricting air blown to an opening side of the weft traveling path.A weft insertion nozzle 20 of an air-jet loom 1 has a main ...
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JP7057117B2 |
The invention provides a method of setting weft travel information for an air jet loom, a jetting mode of each sub-nozzle (S) being determined based on weft travel information about an expected weft travel status allowing the weft travel...
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JP2022057132A |
To suppress occurrence of a problem that both side frames vibrate to cause noise and adverse affect on weaving as much as possible.A loom has a loom frame including a pair of side frames and heddle frame guides each of which is attached ...
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JP2022048439A |
To provide a fastening member in a loom and a fixing device of a support in the loom which are excellent in workability of an operation for fixing a support to a fastening member inserted into a support groove of a sley.A fastening membe...
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JP2022044336A |
To provide a weft insertion device of an air-jet machine, which is capable of stably maintaining an injection pressure of air from a weft insertion nozzle to stably inject a weft.A weft insertion device 10 of an air-jet machine 100 inclu...
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JP7037342B2 |
A control leverage mechanism of a travelling-head (T) tuck-in device for a weaving loom characterized in that it comprises a first articulated quadrilateral (Q1), whose end hinges (1, 2) are fixed to the loom, which takes the alternate m...
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JP2022042263A |
To provide a modified reed inspection device of an air-jet machine, the modified reed inspection device capable of accurately determining whether a modified reed is non-defective or defective.A modified reed inspection device used in an ...
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JP7029425B2 |
Weft-feeder with yarn coil separation for weaving machines, of the type comprising an adjustable-diameter drum, comprising a few fixed sectors (B), for weft yarn winding; moving sectors (C), arranged within said drum, at each of said fix...
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JP7021896B2 |
The invention provides a method of setting weft travel information for an air jet loom including a weft-insertion device that executes a jetting operation of each sub-nozzle during weft insertion in a jetting mode set based on weft trave...
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JP7017991B2 |
Weft yarn operating device, in a gripper loom, of the type comprising: respective clamping grippers (P) for each one of the waiting weft yarns (T), said clamping grippers (P) being mounted on a same and single support (S) which is arrang...
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JP2022514093A |
A delivery side rapier head (4) for a double weft rapier loom is described. The delivery side rapier head (4) has a first guide device (2) and a second guide device (3) for each weft (7, 8). Both guide devices (2,3) are spaced apart from...
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JP2022511628A |
In particular, methods and devices for providing learning procedures in the weaving yarn feeder (12) are described. The learning procedure is to control the operation of the system components and the system components of the weaving thre...
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JP2022511067A |
A method and an apparatus for producing a woven fabric from a tape-shaped warp and a warp are disclosed, and a warp supply source for the tape-shaped warp, an opening forming device for forming an opening by the warp, and an opening form...
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JP2022015032A |
To provide an air jet loom using a wireless-method running sensor driven by a battery.An air jet loom in the present disclosure is an air jet loom where weft is subjected to weft insertion by air jetting from a nozzle including: a sensor...
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JP2022014545A |
To provide a weft tensioning device that can apply tension of sufficient strength to weft by a simple configuration.A stretch mechanism has a weft traveling passage 50 extending along a weft guide passage, an air blow nozzle 63 that inje...
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JP6994250B2 |
To solve a problem in a conventional body towel in which it is difficult to strike a balance between the strong irritation to skin and the foaming property.A body towel 10 of the present invention has: the first weft formed by repeating ...
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JP6994377B2 |
If a count of unwinding detected by a balloon sensor is normal, and a weft yarn is detected by an in-weaving width sensor but not by an end sensor, a controller compares a weft detection timing of the in-weaving width sensor with a previ...
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JP6971916B2 |
Improved system for gripping/releasing the weft threads in a projectile weaving loom, wherein each of the projectiles (P) comprises, housed therein, a gripping lever (1) and a releasing lever (3) pivoted to the body of the projectile (P)...
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JP6969345B2 |
A multicolor water-jet loom has a first nozzle and a second nozzle, a water supply unit for supplying water to the first and second nozzles, length-measuring devices for storing wefts, locking pins for locking the wefts stored in the len...
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JP6965241B2 |
A method of reducing drag in a ground vehicle coupled to a track assembly, the method comprising:accumulating a store of electrical energy on board the ground vehicle; and impulsively discharging at least a portion of the electrical ener...
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JP2021169672A |
To provide an air-jet loom abnormality detection method for detecting an abnormality generated in a sub-valve system.There is provided an air-jet loom abnormality detection method for detecting a running state of weft yarns YA and YB to ...
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JP6953452B2 |
Described are, among other things,methods and devices for feeding yarn to a weaving machine (10), using a weft yarn feeding arrangement (12) for feeding weft yarn (40) to a weaving machine (10) having at least one rapier (11). The yarn f...
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JP6940822B2 |
The arrangement is for feeding weft yarn ( 10) along several yarn paths to a jet loom. lt comprises a weft creel (1) having several cone holders (21, 21',... ) and severyl yarn brake units (30, 30",...). A cone holder (21, 21',...) and a...
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JP2021524547A |
The present invention is a variety of looms equipped with at least one guide device with at least one guide unit (32,34) for contact guidance of the woven fabric (82) in the area of the reed surface (14) of the loom reed. With respect to...
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JP6933957B2 |
A weft insertion device (1) for a rapier loom includes a yarn guide mechanism (50) including a holding device (51) that holds a tip portion of the flat yarn (Y) and that guides the flat yarn (Y) from a position above a movement path (P) ...
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JP6933956B2 |
A weft insertion device (1) includes a yarn guide mechanism (50) that includes a holding device (51) including a holding body that is disposed below the movement path (P) and holds a flat yarn (Y), a guide device (55) that is disposed ab...
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JP2021123841A |
To provide a new weaving method that is highly versatile and compatible with many weft materials.In a weaving machine equipped with a weft selection device and a weft insertion mechanism, the weft insertion mechanism includes: a step of ...
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JP6926586B2 |
To provide a manufacturing method of a woven fabric by an air-jet loom, capable of weaving a woven fabric without using a catch cord, and managing to shorten the length of a trimmed selvage as much as possible, while taking account of ec...
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JP6921621B2 |
A weft detecting device for an air-jet loom includes a main nozzle, an auxiliary nozzle, a reed including a plurality of dents, a reflective photoelectric sensor, and a determination unit. The dents each include a guide recess, and the g...
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JP6922714B2 |
A method of detecting a weft yarn in an air jet loom includes: setting a first weft yarn detection period (P1); setting a second weft yarn detection period (P2); setting a first threshold (S1, S3) for the detection signal detected during...
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JP2021110061A |
To provide a loom capable of preventing a defective part of a warp yarn from being included in a woven fabric due to the loom.When a yarn piecing part is detected by a yarn monitoring sensor (S101:YES), injection pressure (a pressure P o...
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JP6894191B2 |
An electromagnetic weft yarn insertion device in a projectile weaving loom of the type wherein projectiles (1) are launched into the shed through the electromagnetic force caused by a plurality of adjacent coils (3) aligned along the pro...
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JP6895231B2 |
A method for weaving a fabric (F), with warp yarns (412, 414, 422, 424) and inwoven weft yarns (61, 62, W1-W5), on a loom (2) which comprises a warp delivery unit (8); heddles (14) for moving warp yarns in order to form a shed; a mechani...
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JP6893912B2 |
A storage yarn feeder includes a body having a portion or drum onto which winds a yarn forming at least one coil, the yarn coming from a reel, being provided with a braking organ cooperating with the drum to brake the yarn leaving the dr...
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JP6879061B2 |
An air jet loom (100) includes a reed (7) having a tunnel (7a) and a main nozzle (10) flying a weft yarn (20) into the tunnel (7a) by air jet injection to perform weft insertion. An accelerating tube (1) of the main nozzle (10) has a tap...
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JP6856980B2 |
A device for the removal of wrong wefts from the gripper path in a gripper weaving loom, comprising one or more compressed-air supplied nozzles which are controlled in opening and closing by at least one electrovalve (1). The nozzles are...
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JP6839932B2 |
Reed for air weaving looms comprising a plurality of side-by-side dents, each dent being provided with a wide central recess (C), which separates an upper portion from a lower portion of the dent, for forming the reed launching channel, ...
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JP2021017665A |
To provide a weft insertion device for air jet loom comprising two auxiliary main nozzles which are located upstream of each main nozzle for weft insertion, with their axial centers coinciding in the axial direction, wherein each auxilia...
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JP6809736B2 |
An object of the present invention is to provide an elastic woven fabric which has not only excellent elongation properties and elongation recovery properties but also a low washing shrinkage rate, and its producing method and producing ...
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JPWO2019146286A1 |
The coefficient of variation CV1 (100 x standard deviation / average value) in the length direction of the weft-decomposed yarn strength is 3.0% or less, and the coefficient of variation CV2 (100 x standard deviation / average) in the le...
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