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| Number | Title | Issue Date |
| 7857011 | Drive for a web machine A drive system for a weaving loom includes a switching wheel (5) which can be driven by of a main drive motor (7) and can be axially displaced between at least two switching positions, which, in a first switching position, is in drive connection with t... | 12/28/2010 |
| 7438092 | Power loom, particularly an air jet power loom, for the production of a leno fabric with integral patterning 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 arrangement for guiding and shedding ... | 10/21/2008 |
| 7341077 | Method for operating a loom 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 rotat... | 03/11/2008 |
| 7318456 | Modular weaving system with individual yarn control 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 threads. The loom chassis is ... | 01/15/2008 |
| 7299827 | Loom restarting method 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 loom stopping command, withhold... | 11/27/2007 |
| 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 |
| 7227319 | Method for driving a machine and drive for said machine A drive system for a machine, in particular a weaving machine, is designed in a manner such that controlled electric power is applied to a rotary electric drive motor (2) as a function of particular angular positions of the motor and such that electrical ener... | 06/05/2007 |
| 7178558 | Modular weaving for short production runs 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 warp units thereon, so that th... | 02/20/2007 |
| 7140399 | Shaft drive system for power loom shafts 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 elements serves to drive the... | 11/28/2006 |
| 7114527 | Method for operating a drive assembly of a loom and shedding machine comprising divided drive technology 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 control arrangement controlling th... | 10/03/2006 |
| 7089966 | Assembly for actuating the weaving mechanism for weaving looms 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 move devices for actuating t... | 08/15/2006 |
| 7059356 | Shed-forming device for a power loom A shed forming device (1) for a power loom has a plurality of heddle shafts, to which a drive mechanism with a plurality of servo motor groups (13, 14) is assigned. The servo motor groups are located below each of the heddle shafts (3 through | 06/13/2006 |
| 7028718 | Method for manufacturing a fabric and an apparatus for manufacturing a fabric 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 provides a method for manufacturing ... | 04/18/2006 |
| 6962171 | Drive arrangement for a weaving loom and shedding machine 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 machine relative to the drive shaft... | 11/08/2005 |
| 6953063 | Method for operating a weaving and shedding machine 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 shedding machine is equipped with a... | 10/11/2005 |
| 6938647 | Rotating dobby for weaving loom and weaving loom equipped with such a dobby The dobby according to the invention comprises, at the level of each of its blades, an oscillating piece associated with an actuation element, at least one mobile coupling member borne by the actuation element and two pivoting levers subjected, on the one hand, to t... | 09/06/2005 |
| 6913044 | Electric motor direct drive for the reed of a loom 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. The circular coaxial motor ha... | 07/05/2005 |
| 6834681 | Method for controlling the shed in a loom with mechanical weft insertion 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 profile includes a shed stopping... | 12/28/2004 |
| 6532996 | Method and apparatus for driving a loom 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 set relative to t... | 03/18/2003 |
| 6247503 | Drive for a mechanical loom 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. The main drive shaft... | 06/19/2001 |
| 6213160 | Voltage delivery and movable loom operating devices 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 includes structures for t... | 04/10/2001 |
| 6186184 | Heald loom and a method for regulating a heald loom 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 further comprises an... | 02/13/2001 |
| 6164340 | Method and apparatus for temporarily activating a brake in a weaving loom 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 either derived from ... | 12/26/2000 |
| 5862835 | Controlling a high speed asynchronous motor in a weaving machine 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 substantially higher frequency... | 01/26/1999 |
| 5797433 | Weaving apparatus with motor controlled weft insertion 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 supplied in parallel by... | 08/25/1998 |
| 5755267 | Weaving machine operation by control of torque and rotation angle of a mechanical transmission 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 drive device is p... | 05/26/1998 |
| 5743305 | Shedding control method based on stored shedding curves 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 apparatus is provided for... | 04/28/1998 |
| 5729114 | Electronic fast-starting system, particularly suitable for an air loom 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/controller receiv... | 03/17/1998 |
| 5642757 | Motor controlled drive for shed-forming systems in weaving looms 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 system and constant fo... | 07/01/1997 |
| 5617901 | Variable drive system for driven loom components 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 switch positions in suc... | 04/08/1997 |
| 5613525 | Method and apparatus for generating an artificial angular shaft position to operate a weaving machine 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 artificial signal r... | 03/25/1997 |
| 5524677 | Doffing a cloth roll using a DC motor under full power 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 roll engaging mea... | 06/11/1996 |
| 5522434 | Apparatus for controlling a drive motor in a weaving machine 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 selectively operable ... | 06/04/1996 |
| 5467801 | Warp yarn leveling motion incorporated with a loom stop timing judging device 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 response to a loom stop s... | 11/21/1995 |
| 5431195 | Control system for tuck-in selvedge forming devices in a terry loom 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 main shaft and hav... | 07/11/1995 |
| 5423354 | Drive system for a loom slay shaft for producing terry or smooth fabric 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 the four-pivot three... | 06/13/1995 |
| 5404916 | Loom method and apparatus for avoiding beat up markings in a fabric 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 signal signifying ... | 04/11/1995 |
| 5386855 | Device for automatically varying the position of the shed vertex in a loom 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 is connected to a... | 02/07/1995 |
| 5370010 | Drive gear for a shuttleless loom having weft thread insertion device alternately movable into and out of the loom 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 which in turn is co... | 12/06/1994 |
| 5335698 | Method of restarting a loom after stoppage 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 into a shed (20) a... | 08/09/1994 |
