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7451788 |
An apparatus for weaving leno fabric on a loom including a support pivotally mounted on a loom, and carrying a plurality of ground thread blades arranged side by side in a row and spaced apart to define guide spaces therebetween for grou...
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7438092 |
A loom, especially an air jet loom for producing a leno cloth with integrated patterning includes a weaving reed and first and second shed forming devices. The first shed forming device includes a pivotable reed as a first guide arrangem...
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7341077 |
A loom having a first drive motor ( 10 ), which for instance drives a batten ( 13 ), and having at least one second drive motor ( 44 ), which drives a dobby ( 46 ), is provided with a control and regulating device ( 48 ), which forms a r...
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7318456 |
A modular weaving machine includes a loom chassis and a plurality of modular warp units. The warp units are each configured for supporting a plurality of removable bobbins thereon, the bobbins being pre-loadable with a plurality of warp ...
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7299827 |
A loom restarting method restarts a loom stopped due to a loom stopping cause without entailing a “wavy set mark”. When a loom is stopped due to a loom stopping cause entailing faulty picking, the loom restarting method provides a lo...
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7231943 |
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 app...
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7178558 |
A modular weaving machine includes a loom chassis and a plurality of modular warp units. The warp units are each configured for being pre-loaded with a plurality of warp threads. The loom chassis is configured to receivably support the w...
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7140399 |
A novel shaft gear for harmonious engagement and disengagement of individual heddle shafts and for deriving their motion from the rotary motion of a single input shaft has a coupling system with two input elements. While one of the input...
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7114527 |
A method achieves highly constant energy in the operation of a loom and shedding machine with separated drive technology, and ensures the run-up in one weft insertion for the loom and if necessary also for the shedding machine. The contr...
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7089966 |
An actuating assembly for a weaving loom includes at least a first motor for actuating the weaving mechanism with a dual power take-off, the two power take-off points being connected to two opposite sections of a main drive shaft able to...
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7028718 |
The present invention provides a method for manufacturing a fabric and an apparatus for manufacturing a fabric that enable weaving of weak fibers including monofilaments of noble metal such as 24-carat gold. The present invention provide...
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6962171 |
A drive arrangement is constructed for permitting the separate operation of a weaving machine and a shed forming machine. The drive arrangement compensates any r.p.m. variations of the weaving machine drive and of the shed forming machin...
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6953063 |
A method of operating a weaving machine and a shedding machine aims, to achieve so-called soft starts and soft stops, in particular, of the shedding machine. The weaving machine is equipped with an electromotive main drive and the sheddi...
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6913044 |
A direct drive for a loom reed includes a linear motor carrying out a linear oscillating motion, or an arc segment motor carrying out a pivoting oscillating motion, or a circular coaxial motor carrying out a pivoting oscillating motion. ...
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6834681 |
In a loom with a mechanical weft insertion the motion of each individual warp thread on its way from an uppermost position to a lowermost position and vice verse is controlled individually by a jacquard in such a way, that the motion pro...
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6532996 |
A method of driving a loom is characterized by driving devices of a loom according to instructions for works and stopping a drive actuator on the basis of stop position information. The stop information used to stop the drive actuator is...
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6247503 |
A drive for a mechanical loom. The drive includes a main drive shaft (2) that is mounted in a machine frame (1) and is driven by a drive motor (5) which is disposed coaxially to the main drive shaft (2) and directly connected thereto. Th...
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6213160 |
A device for operating a weaving loom, including at least one carrier rail (5) which extends along a large portion of the weaving loom width and on which at least one operating device (1) can be arbitrarily moved. The device also include...
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6186184 |
A heald loom comprises a weaving machine (1) and a dobby (2) which can be coupled to one another via a mechanical transmission apparatus (3) and have a common drive train in the coupled state which can be driven by a main drive (5) It fu...
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6164340 |
The brake components of a clutch brake combination in an automatic high speed loom are periodically cleaned to avoid delays in the brake action that occur following a prolonged loom operation without a stopping. The stopping signal is ei...
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5862835 |
A drive device for a weaving machine has a motor control unit connected to an asynchronous motor. An electric supply network supplies the motor control unit with electric power which the motor control unit converts to have a substantiall...
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5797433 |
A weaving machine in which the weft is inserted by two grippers into a shed from opposite sides of the machine and the pick being beaten by a reed carried by a batten. The grippers and the batten are controlled by electrical motors suppl...
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5755267 |
A Jacquard weaving machine includes a weaving apparatus and a Jacquard apparatus, which are both connected to one another for the transmission of torque via a mechanical transmission device and are driven by a common motor. An additional...
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5743305 |
In an electric shedding control apparatus, shedding patterns are stored in memories in such a manner that the shedding patterns are compressed and the time required to read the shedding patterns is shortened. An electric shedding apparat...
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5729114 |
An electronic fast-starting system for a textile loom in which an asynchronous driving motor, whose phase windings are triangularly connected, is mechanically connected to the main crank shaft of the loom and is controlled by an inverter...
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5642757 |
In a shed-forming system of a weaving loom the drive shaft thereof is driven by an independent motor with controlled variable input which will depend upon the weaving program, the current forces on the components of the shed-forming syst...
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5617901 |
A loom drive comprising a drive motor (1) connected by a gear unit to first driven components (20) and to second driven components (23), a switching gear (15) being mounted inside the gear unit and being displaceable into different switc...
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5613525 |
A weaving machine having a rotating main shaft for driving the weaving machine, with a plurality of accessories on the weaving machine for weaving cloth is provided with an artificial signal of shaft position. A generator generates the a...
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5524677 |
A doffing mechanism wherein a cloth roll doffer (C) is normally carried in aligned laterally spaced relation to the cloth roll with a motor which are actuated by manually raising the cloth roll engaging means to forcefully move the cloth...
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5522434 |
An apparatus and method for actuating a drive member in a weaving machine comprises a drive unit, connected to a power supply network, for controllably rotating the drive member. The drive unit includes a direct-current operated unit sel...
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5467801 |
A loom equipped with a leveling motion incorporated with a cam-operated type shedding motion. The loom is provided with a control unit to control a variety of operations of the loom. Upon stopping of the loom weaving operation in respons...
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5431195 |
A control system for a plurality of tuck-in selvedge forming devices in a loom having a variable reed beat-up position includes a main shaft, a drive shaft connected to all the tuck-in selvedge forming devices, a modulator driven by the ...
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5423354 |
A drive system for a weaving loom includes at least one four-pivot three-link drive or preferably two such drives for transmitting drive power from a main loom shaft through a cam drive to a slay shaft coupled to the cam drive through th...
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5404916 |
When a faulty weft thread must be removed after it has been bound into the fabric and beat-up, it is necessary to perform a so-called reverse weaving operation following the stopping of the normal weaving operation in response to a stop ...
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5386855 |
A device for automatically varying, during the transient states following loom stoppages, the shed vertex position in the loom. The device consists of a sensor for determining the beat-up pulse intensity of the loom reed. The device also...
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5370010 |
A gear drive for shuttleless looms has an input transmission train and an outpost transmission train cooperating for converting the continuous rotational movement of the main loom drive shaft into an oscillating back and forth movement w...
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5335698 |
A method of restarting a loom after an interruption in the weaving process. A cloth fell (15) is moved from an operative or beating position (15) to a second position (15') away from a sley (4). The weft yarn is prevented from being fed ...
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5313988 |
A method for driving a weaving machine during slow motion includes the steps of carrying out the slow motion drive using the main drive motor, and controlling excitation of the main drive motor as a function of the load on the weaving ma...
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5307845 |
A split loom with a stationary loom part and a removable loom part includes selvage-formers mounted in the removable loom part, at least one selvage-former being driven by a shaft entering the loom and also mounted on the removable loom ...
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5293907 |
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 correlat...
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5228480 |
A shedding controlling apparatus for a loom wherein each of a plurality of heald frames is driven by a drive motor for the exclusive use therefor. During steady operation of the loom, when a crank angle is inputted to a position instruct...
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5183080 |
An assembly for controlling the reciprocating movement of the upper and lower frames of a shed-forming device of a weaving loom wherein on the chassis on either side of the shed-forming device two cams are provided which are each in enga...
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5176184 |
A picking control device for a loom comprising a pressure controller for controlling jet pressure of a picking nozzle, a timing controller for controlling operation time of a picking member, angle corrector for correcting the start angle...
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5176181 |
In a weaving loom, an assembly for controlling the reciprocating movement of the upper and lower frames of the shed-forming device which assembly includes a shaft of which the ends are each associated with the ends of two connecting rods...
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5172732 |
The starting or restarting of a power loom is controlled through a loom control system which controls the operation of a flywheel mass and the operation of the main electric motor of the loom. The control system ascertains the standstill...
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5162717 |
A loom operating apparatus and method involving the use of an inverter device interposed between loom motor and power supply. The inverter device is controlled so as to make the motor torque greater than a rated value from immediately af...
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5115838 |
Drive system for the knife grids of a double-lift open-shed Jacquard machine, which is mounted entirely above the Jacquard machine, and which comprises a central drive shaft which at both ends drives a set of conjugate cams which imparts...
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5090452 |
In order to prevent the formation of weft streaks in cloth when a loom is restarted after a stoppage, the warp tension is reduced by a predetermined amount as soon as the stoppage occurs and the original warp tension is restored before r...
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5082029 |
A loom for fabrics which are sensitive to loom stopping marks, especially twill fabrics, has a disengagement lever (14) on an eccentric drive mechanism of the loom. The disengagement lever is operated by a controlled driving device, so t...
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5046534 |
A weaving machine of the type in which a main shaft is braked by an electromagnetic brake has, in addition to the brake, a lock for locking the main shaft against rotation. The lock includes a locking element which meshes into gear teeth...
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