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WO/1984/000983A1 |
In the process for manufacturing a fabric, particularly a ribbon fabric, two weft yarn loops formed by different weft yarns are inserted in a warp shed formed by warp ends and are detached without using an auxiliary yarn. This is made po...
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WO/1983/004056A1 |
A loom control system operable to stop the loom in the presence of a yarn breakage. This loom comprises a feeding device (1) having a yarn storage drum (2) for temporarily storing the yarn and a yarn store sensor (6 - 9, 20, 30) sensing ...
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WO/1983/002965A1 |
A guide tooth (11) for a weft insertion channel (10), the guide tooth (11) in cross-section defining a continuously bounded opening (18) for weft yarn insertion, the guide tooth (11) including weft yarn exit mouth which is closed during ...
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WO/1983/002629A1 |
A weft yarn insertion nozzle having an elongate tube along which fluid flows for weft insertion, the tube having a weft yarn inlet at one end and a weft yarn outlet at the other end, the tube being mounted adjacent its inlet end to the f...
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WO/1983/002466A1 |
A yarn end holding device for a loom, the device including a fluid channel (16) along which a fluid flow is directed to draw the yarn end into the channel and clamp (32, 33) means positioned to receive the yarn end and hold it during bea...
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WO/1983/000137A1 |
A yarn metering device (10) including a stationary spool (12), a yarn supply arm (14) for wrapping yarn onto a storage region (24) of the spool (12), a yarn guide arm (17) for simultaneously transferring yarn from the storage region (24)...
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WO/1982/004446A1 |
Woof preparation device for pneumatic looms, of the type consisting of a stationary stock-drum (4), on which a stock of woof thread (10) is being wound before it becomes pneumatically transported through the shed, whilst at this delivery...
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WO/1982/003877A1 |
A weaving loom including a weft yarn insertion channel (10) which guides a weft yarn across the warp sheet, jet nozzles (15) spaced along the weft insertion channel (10) for introducing jets of fluid into the weft channel (10) for carryi...
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WO/1982/003641A1 |
Jet pipe for a pneumatic weaving loom, i.e. a weaving loom operating with an air jet, characterized in that it comprises substantially a block-shaped body (1) with a longitudinal groove (2) cut in one side thereof and also with an air ch...
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WO/1982/002411A1 |
The actuation of a nozzle utilized for propelling the yarn in an air weft insertion weaving system is controlled be means of a single rotary servo valve (31) having an arrangement of ports (95, 103, 105, 107) adapted to be brought during...
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WO/1982/001728A1 |
This transport is effected by means of an injector, e.g. while inserting a weft thread into a weaving machine. In order to therewith keep the air comsumption as low as possible the diameter of the discharge tube is made as small as possi...
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WO/1981/003037A1 |
According to the method for launching the yarn weft (24, 24a) in the spools (9) of a loom, the yarn (24, 24a) of a determined length is introduced, by means of the air jet of an injector (23), into the weft storage box (29) of a spool (9...
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WO/1981/002591A1 |
Weft yam inserting means for a fluid loom, the inserting means including a fluid jet nozzle through which the yarn to be inserted is passed, positive feed means for positively feeding the weft yarn to the nozzle, the direction of feed fr...
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WO/1981/001017A1 |
A weaving loom is provided with a selection device (18, 20) allowing the programming of the selection of the weft yarns (27) among a plurality of yarn, which ion has to be inserted in the shed by a weft insertion device. The selection de...
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WO/1980/001392A1 |
The apparatus comprises a feeding roll (9) and a yarn accumulator which deflects the filling yarn creating a loop in its rectilinear path and which is placed between the fabrication nozzle (6) and the feeding roll (9). The filling yarn i...
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WO/1980/001148A1 |
This process allows to obtain a continuous granulation of mixtures which harden after homogenization. A premixture is fed from a hopper (1) and it is kneaded, homogenized and plastified in a continuous working machine (2). For the shapin...
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WO/1980/000577A1 |
The device comprises a roller (5) arranged on a shaft (16) and surrounded radially by a plurality of thread guides (3, 6, 8, 10, 12, 14) which are assembled together on a support (18). This support (18) may slide along the shaft (16) of ...
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WO/1980/000087A1 |
This device mounted in a loom, comprises a thread guide conduit (7) consisting of upper lamellae (6) and lower lamellae (19). This conduit (7) is open at the comb side (2) so that the thrown weft thread may reach the comb (2). The path o...
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JP7453965B2 |
Method for controlling the weft insertion system of a gripper loom wherein a carrying gripper and a drawing gripper are alternately driven, inside the shed formed between the warp threads, by a pair of toothed wheels (W) through correspo...
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JP7453115B2 |
A loom includes a loom frame (1) including a pair of side frames (2), and heddle frame guides (12) each attached to each of the side frames (2) and configured to guide up-and-down movement of a heddle frame (11), wherein a rocking shaft ...
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JP7447075B2 |
A weaving machine includes a shed forming device, a weft insertion device, and a weaving reed that beats up the weft threads at a beat up plane against an edge of the woven fabric. A guide device extends over a width of the woven fabric ...
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JP2024022538A |
The present invention provides a device for automatically removing erroneous weft yarns from a shed of an air loom. [Solution] A pneumatic or pneumatic mechanical pulling device (D) of the erroneous weft thread (T) and an application to ...
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JP7429095B2 |
An air-jet loom (100) includes a main nozzle (15) that injects a weft yarn into a weft insertion passage (21), a plurality of sub-nozzles (14) that is arranged along the weft insertion passage (21) and from which air is jetted, and an ai...
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JP7424234B2 |
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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JP7420042B2 |
To stably detect weft.A weft detector 100 comprises a first light receiving part 111 and a second light receiving part 112, a difference extraction section 120 for extracting a difference between an output signal of the first light recei...
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JP7415859B2 |
A fastener (46) of a weaving machine includes a head (49); a shank (48) connected to the head (49); and an external-thread portion (50) formed on the shank (48). The shank (48) protrudes out of the front opening (26) with the head (49) p...
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JP7415904B2 |
There is provided an air-jet loom with a weft-insertion control apparatus (110, 180). The air-jet loom is configured to insert a weft yarn (Y) through a weft yarn passage (153) by injecting air from a main nozzle (142) and a sub-nozzle (...
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JP7407823B2 |
The invention relates to a giver rapier head (4) for a rapier loom with double weft insertion, said loom having a first guide device (2) and a second guide device (3) for respective weft threads (7, 8), wherein the two guide devices (2, ...
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JP7407327B1 |
An object of the present invention is to provide a reinforcing fabric and a method for weaving the same, which can improve the workability of the reinforcing fabric by increasing the stiffness of the reinforcing fabric in the warp direct...
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JP2023183167A |
To provide a weft conveying nozzle of an air-jet loom, capable of improving the thrust of weft.In a weft conveying nozzle of an air-jet loom, each of two air guide surfaces 37 has an inner edge F1 located on the inner peripheral surface ...
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JP7401883B2 |
To provide an inexpensive tatami facing contributing to the improvement of comfort of a living space, a tatami facing loom for manufacturing the tatami facing, and a method for manufacturing the tatami facing.A tatami facing is provided ...
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JP7400032B2 |
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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JP2023169469A |
To provide a crank-type shedding device for a water jet loom, having a structure in which a lubricant hardly drops on a water receiving pan.In a crank-type shedding device for a water jet loom in which a shedding lever attached to a swin...
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JP7388191B2 |
A base fabric, having a coefficient of variation CV1 (100 × standard deviation/average value) of 3.0% or less in a length direction of a weft-direction disintegrated yarn strength and a coefficient of variation CV2 (100 × standard devi...
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JP7388322B2 |
A weft insertion device (10) of an air jet loom (100) include a first air tank (115) configured to store air, a weft insertion nozzle (13) configured to inject a weft yarn by discharging air supplied from the first air tank (115), a seco...
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JP2023549880A |
The present invention provides a weft supply device for providing a plurality of wefts in a loom and selectively supplying effective wefts to a rapier, and the present invention is a weft supplying device that selectively supplies a plur...
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JP7386868B2 |
A method and an apparatus for producing a woven material from tape-like warps (11,12) and wefts (16) are disclosed, comprising a warp supply source (11a,12a) for tape-like warps (11,12); a shed forming device (7) to form a shed by said w...
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JP2023156763A |
To provide a weft tensioning device for an air jet loom, capable of preventing a weft from hitting against a portion surrounding a yarn inlet.A weft tensioning device 40 of an air jet loom 10 has a passage formation member 41 for definin...
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JP7368075B2 |
A method of controlling weft insertion of an air jet loom that includes a holding pin (17) configured to hold and release a weft yarn (11), and a weft insertion nozzle (6, 7, 8) that injects air is provided. The method includes the steps...
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JP7365098B2 |
A start-up rotational speed that is less than or equal to a rotational speed that is determined by considering a load of the main-shaft driving device, and that is set so as to be greater than or equal to 25% of the set rotational speed ...
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JP7364356B2 |
A sub-nozzle (2) for an air jet loom is provided, the sub-nozzle having a hollow tubular shape having a closed distal end, the sub-nozzle having a distal end portion (13) having an ejection hole (10). In a view in a direction of a center...
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JP7359049B2 |
To provide a weft brake control device of an air jet loom, which allows for determination whether or not a brake force upon completion of weft traveling is appropriate.Weft Y is inserted through a weft traveling passage 150a by air injec...
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JP7359529B2 |
A method of controlling weft insertion of an air jet loom includes the steps of: detecting a characteristic of a weft yarn (11) that is yet to be inserted; predicting a weft yarn arrival timing (TWp) at which the weft yarn (11) that is i...
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JP7353869B2 |
A reflection optical sensor (F1-F4) for the detection of a weft thread in a weaving weft feeder (P) comprises a light emitter (1) and a light receiver (2) assembled on a relative supply printed circuit board (3) and housed in an arm (A) ...
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JP7351184B2 |
A control device of an air jet loom of that injects compressed air through a nozzle (140, 141, 142, 160) in accordance with opening or closing of an electromagnetic valve (145, 146, 163) includes a control unit (110) configured to supply...
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JP7349916B2 |
To provide a feeding blade, which is not easily degraded and can be used for a long term, and a yarn length measuring and accumulating device using the same.A feeding blade has a tabular support part, which is curved into an arc, and a p...
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JP2023117911A |
To provide a weft detection sensor for a weft feeder, which includes an optical element in an inclined state of being inclined to a surface of a substrate, and can suppress a manufacturing cost and a component cost more than before.A wef...
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JP2023110373A |
To provide a weft insertion method and a weft insertion device, capable of suppressing the disorder of a yarn posture of a weft yarn at the time of weft insertion which has an adverse effect on the weft insertion while preventing the wef...
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JP7311297B2 |
To provide a sub-nozzle of an air jet loom, which has an improved weft conveying force with respect to the same supply pressure as compared with a conventional sub-nozzle having a general construction, thereby reducing air consumption as...
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JP2023098407A |
To provide a measuring device capable of achieving both downsizing of a body and high measurement accuracy.There is provided a measuring device 10 of pressure of air jetted from a sub-nozzle 5. The measuring device 10 is mountable on a r...
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