Matches 1 - 50 out of 79 1 2 >
Match Document Document Title
7537029 Jet-weaving machine, particularly an air jet-weaving machine, with a clamping device in the mixing tube  
A thread clamping device is provided for a jet weaving machine that has a main discharge nozzle ( 1 ) with a mixing tube ( 2 ) for inserting a weft thread ( 3 ) into a shed with a conveying fluid...
7350542 Blowing nozzle for supporting a weft thread in a weaving machine  
Blowing nozzle for supporting a weft thread in a weaving machine, provided with a flow-through canalisation ( 17 ) for a fluid tracing a bend ( 20 ) near the free end of the blowing nozzle ( 3 ) to...
7066213 Catching and holding apparatus for the catching-side weft thread end in a weaving machine  
A catching and holding apparatus for catching-side weft thread ends in a weaving machine comprises a main nozzle and a catching passage for holding and stretching a weft thread end and a carrier on...
6880584 Weft end collector  
A weft end recovery apparatus comprises weft end carrier for carrying by water flow weft ends formed as a result of weft insertion, a plurality of storing and dewatering sections to receive the...
6536482 Auxiliary nozzle for a weaving machine  
The invention relates to an airjet weaving-machine auxiliary nozzle ( 8 ) in the form of a hollow needle ( 11 ) having a closed tip ( 12 ), the auxiliary nozzle having a bulge at its distal end...
6176272 Method for monitoring the operation of an electromagnet in a weft prewinder of a weaving loom  
An electromagnet exhibits in its energization curve (I=f(t)) a characteristic feature or indicator, for example, in the form of a dip (1', 2') in the energization current. This indicator is used to...
6164341 Pneumatically supported weaving shuttle  
In a weaving machine, the shuttles of the weaving machine are transferred over and across the warp threads of the machine. The method and apparatus have the object of preventing factors which...
6158479 Arrangement for shooting and accelerating a shuttle in a weaving machine  
Shooting and guide members for a shuttle are arranged in a weaving machine. The shooting member comprises an air pressure source which supplies compressed air to one or more acceleration nozzles....
6142190 Picking method and apparatus for multicolor picking loom  
A picking method and apparatus for a multicolor picking loom to provide changes in the number of rotations of the loom in order to pick a desired weft. In particular, a signal generation unit...
6138719 Auxiliary blow nozzle for an air jet weaving machine  
The invention relates to an auxiliary blow nozzle for air jet weaving machines which permits a symmetric division of the warp, said division protecting the structure of the warp threads, when the...
6021820 Weaving device with practile fluid handling  
A weaving device utilizing a projectile and a pressurized medium to guide the projectile as it transports a weft thread from a supply spool through a section of warp threads. A device is also used...
5816295 Weft insertion control method  
A weft picking control method capable of realizing control of a weft picking arriving time with a quick response over a wide range. The weft picking control method in an air-jet loom includes...
5787937 Method for monitoring the proper functioning of electromagnetic air valves in pneumatic looms  
A method for monitoring the functional reliability of magnetic valves in pneumatically operated systems of an air jet loom, such as the valves for the relay nozzles, allows the failure of such a...
5649571 Sub-nozzle in an air injection type weaving machine  
A sub-nozzle in an air injection type weaving machine in which fluffing or the like caused by contact thereof with warp etc. does not occur, and for which its manufacture and control is...
5641002 Ancillary air jet arrangement in the reed weft channel of an air jet loom  
A method of insertion of the weft thread into the shed of an air-operated jet loom in which a main stream of air supplied to an end of a direct pick channel in a swinging loom reed is supplemented...
5588470 Weft inserting device for an air jet loom having reed pieces with recessed weft guide openings  
A weft inserting device using a profiled reed for an air jet loom is equipped with a plurality of reed pieces each having a C-shaped guide notch. The line of guide notches forms a weft passage...
5345976 Method for a pneumatic weft thread insertion in an air nozzle weaving loom  
In order to avoid or at least minimize weft thread breaking in an air nozzle loom, the supply of pressurized air to the relay nozzles is controlled in such a manner that the velocity of the blowing...
5341977 Yarn drawing-in nozzle  
A yarn drawing-in nozzle for drawing a yarn through an eye of a drawn-through member, comprising: a compression nozzle provided in an upstream side of the drawn-through member and having a block,...
5333651 Pneumatic weft guide in an auxiliary reed  
The binding of free weft thread ends at the exit of the weft thread insertion channel in an air weaving loom, into the fabric edge, is to be avoided. For this purpose it is necessary to straighten...
5323814 Reed pieces with recessed weft guide openings having inclined surfaces  
A weft insertion device for a jet loom prevents weft the distal or leading end of the weft from being ejected from the weft passage before reaching the exit end of the passage in the reed, while...
5295515 Apparatus for controlling weft insertion in jet loom  
In a jet loom, a weft insertion start timing, a jet injection start timing of a main weft inserting nozzle and a jet injection stop timing of auxiliary weft inserting nozzles are controlled on the...
5197520 Cleaning system for loom airjet nozzle  
An airjet loom is cleaned by periodically passing a cleaning fluid through the airjet nozzles. For this purpose, the solenoid valves each include an additional hook-up by means of which the airjet...
5095953 Computer control of auxiliary weft nozzles in a multi-color jet loom  
A weft insertion control apparatus for a multi-color jet loom comprises a plurality of solenoid valves for controlling supply of a pressurized fluid to weft inserting auxiliary nozzles, an on/off...
5067527 Adjustment of weft yarn stretch in a shed of an air jet loom  
A method for adjusting weft yarn stretching in an ordinary or traversing shed and for adjusting the air consumption of relay nozzles forming a travelling zone in the shed of an air jet loom having...
5056566 Control of weft insertion timing as a function of shed opening  
A method for supplying weft threads into the shed of a weaving machine includes the step of controlling at least one of the weaving machine elements which can influence weft insertion times as a...
5031672 Nozzle control device with closed loop control circuit for an air weaving loom  
A nozzle control device for an air weaving loom has a weft thread insertion by one or more main nozzles and a feed advance of the yarn in the air insertion channel by relay nozzles arranged one...
5031669 Weft thread monitor with control circuit to eliminate false weft defect signals  
A weft thread monitor for an air weaving loom with air jets for inserting weft thread yarns of different qualities such as coarse, fine, thick or thin yarns into the loom shed, has an amplifier or...
5007464 Electromagnetic weft brake  
An electromagnetic device is provided for use, for example, as a yarn brake, a rely nozzle valve, a weft yarn stretching nozzle and the like. The electromagnetic device has a pole piece associated...
5005609 Pneumatic removal of defective weft filament  
A weft filament is inserted as a pick in a weft direction into a shed formed between groups of warp filaments extending and generally traveling in a warp direction, and is beaten into the warp...
4997010 Cloth support with cloth guiding surface for close engagement with reed side walls  
The reed of an air jet loom has a passage for guiding the weft yarn to be picked which in cross-section is trough-shaped with substantially parallel walls and a base which extends transversely to...
4989645 Mispick removal  
A device for removing an incorrectly inserted weft on a jet loom includes nozzles, a scissor locking device, and a suction device operated in response to signals from sensors sensing the position...
4989646 Profiled reed dent with weft passage recess  
In a weft insertion system of an air jet loom, a weft passage in the form of a U-shaped groove opening forwardly toward a cloth fell is formed by recesses of profiled reed dents, and sub-nozzles...
4987930 Auxiliary sub-nozzle for fluid jet loom  
An auxiliary nozzle for a loom, such as an air jet loom within a shuttleless loom, jets pressurized gas in order to prevent stall of weft inserted into warp shedding. At least a tip portion of an...
4915141 Auxiliary nozzle for air jet loom  
An auxiliary nozzle for an air jet loom, arranged to provide assisting force to a weft yarn picked from a weft inserting nozzle. The auxiliary nozzle is formed with a nozzle opening through which...
RE32916 Method for transporting a weft thread through a weaving shed and a loom for performing said method  
A method and apparatus for transporting a weft thread through a weaving shed, by discharging a plurality of aligned jets of transport fluid at points spaced along the shed, the jets being energized...
4822662 Machine parts with wear-resistant surface brought into contact with elongated fibrous member  
Machine parts to be brought into contact with an elongated fibrous member each consists of a substrate of an iron series metal and a surface layer which has high wear-resistance and a good sliding...
4794958 Auxiliary nozzle for air jet loom  
An auxiliary nozzle for an air jet loom is configured as straight tubule closed and tapered blade-like at its free end and moveable with the loom batten into and out of the formed sheds. At least...
4787423 Method of and device for inserting weft yarn in jet looms  
The present invention relates to a method of and apparatus for inserting weft yarn in jet looms, in which the weft yarn is inserted by the action of an inserting fluid jet and entraining fluid...
4703779 Control valve for auxiliary nozzle of air jet looms  
A valve arrangement for the control of blowers of air jet looms that are attached to a batten, wherein the valve is formed by a housing fastened to the batten, and is provided with an inlet for...
4673004 Adjustable control of the weft on a weaving loom  
An adjustable control for weft thread delivery of an air jet weaving loom includes a system for selectively controlling the control time and the duration of master weft delivery jets in response to...
4651785 Compressed air supply device for a weaving machine with pneumatic picking of at least two weft threads  
This pneumatic supply device is designed for shuttle-free weaving machines with the picking of one or more weft threads (1, 2) by elements such as picking nozzles (5, 6) and nozzle relays (10),...
4646791 Method and apparatus for inserting weft threads in multiple-color air jet looms  
Multiple-color air jet looms successively insert different kinds of weft threads into warp sheds to weave a fabric of desired construction. The different weft threads are subjected to different...
4625770 Method and apparatus for monitoring weft insertion in a fluid jet loom  
According to the present invention, the respective fluid pressures at the output sides of the plural jet fluid valve units in a fluid jet loom are converted into electrical signals by respective...
4596276 Weft picking device of air jet loom  
A weft picking device of an air jet loom, comprises a plurality of air guide members spaced one from the other and in alignment with the direction of weft insertion. Each air guide member is formed...
4585038 Auxiliary blow nozzle for a pneumatic weaving machine  
The auxiliary blow nozzle for a pneumatic weaving machine has an inlet duct and an exit port bent relative thereto. The end zone of the inlet duct adjacent the exit port contains at least one rib...
4569376 Reed with incorporated confiner for shuttleless loom with pneumatic weft insertion  
The loom reed (5) is formed of dents (9) defining a channel through which the weft is inserted and is drawn and guided by air jets produced by relay nozzles (3). To form the insertion channel, each...
4538649 Weft picking device of air jet type weaving loom  
The row of air guide members comprises a nozzle-mounted air guide member having around the air guide opening a plurality of air ejection holes, a first group of air guide members located downstream...
4516610 Weft picking device of air jet weaving loom  
An air guide member has therein an air guide opening and a slit through which the weft thread passes out of the opening. The opening has an inwardly projected land portion with first and second...
4487236 Pneumatic weaving machine  
A pneumatic weaving machine has an air transport channel for blowing the weft threads, formed by the reed lamellae and open at one side. A plurality of auxiliary blowing nozzles are directed...
4463783 Method of inserting the weft in jet loom  
In a jet loom in which a weft yarn is inserted through the warp shed by a jet of fluid such as air, the thickness of the weft yarn is detected prior to insertion continuously or at intervals with a...
Matches 1 - 50 out of 79 1 2 >