Matches 1 - 50 out of 287 1 2 3 4 5 6 >
Match Document Document Title
6336315 Spinning machine having a plurality of spinning stations and method of making same  
The spinning stations of a spinning machine each have a drafting unit and a stopping device for fiber material fed to the drafting unit. A first carriage is movable along the length of the spinning...
6298648 Multiple twist spindle  
Multiple twist spindle to impart two+two twists to textile yarns and threads, whether they be continuous filaments or discontinuous fibres, the spindle comprising a spindle support (16) which...
5966211 Optoelectric sensor and weft yarn measurement and feeding equipment  
An optoelectronic sensor device (S) for detecting a yarn passing through a scanning zone (3) comprises at least one light source (L, L'), at least one photoelectric receiver (R1, R2) which is...
5440870 Method and apparatus of monitoring the quality of a false twist textured yarn  
A method and apparatus for monitoring the quality of the yarn processed on a false twist texturing machine is disclosed, and which includes sensing the tension of the advancing yarn at a location...
5421529 Process and device for cleaning sensors of a yarn monitoring system  
A process and device for the cleaning of the sensor surface of a yarn monitoring system used on spinning machines to monitor the yarn and/or the yarn quality. The yarn monitoring system is...
5385008 Yarn break detecting device for spinning machine  
A yarn break detecting device for a spinning machine includes detectors, a feed section and a control section. The detectors each include a pair of electrodes having substantially the same area and...
5381651 Arrangement for monitoring the lap formation on drafting units of a spinning machine  
For the monitoring of the lap formation in the case of delivery bottom rollers of drafting units, sensing elements are provided which, when a lap is formed, as a result of the enlarged diameter at...
5363639 Spinning machine with spinning stations comprising one drafting unit respectively  
In the case of a spinning machine with several spinning stations, which each comprise a drafting unit, and with depositing sites for cans containing sliver, transport devices are provided for...
5295287 Method and installation for the on-line production of a ply of assemblies and the winding thereof on a beam  
A method and installation (1) for the on-line production of a ply (21) of semblies (20) of threads (30, 40) and the winding thereof on a beam (29). A plurality of rotary devices (2) permitting the...
5237807 Spinning machine  
A spinning machine including a yarn treating carrier provided with a yarn piecing mechanism and a yarn package doffing mechanism therein, moving along a rail provided on a frame of a spinning...
5140805 Device to check the presence of threads on spinning machines  
Device to check the sensor (of threads on spinning machines (11), which is fitted to a stationary ring rail (15) and cooperates with a traveller (18) set in rotation on a ring (16) by the thread...
5086542 Electronic stop motion for textile draw frame  
An apparatus for sensing a parting in any of the strands of sliver fed from a creel to the drafting rolls of a high speed textile draw frame to stop the drawing process in response to a sliver...
5055829 Method and apparatus for monitoring yarn tension  
In monitoring the yarn tension at each of a plurality of yarn processing stations, the mean value of the monitored tension is continuously determined at each station, and the differential between...
5043708 Apparatus for detecting single-yarn breakage in a two-for-one twister  
As yarn travels toward a take-up device after having passed a ballooning area, the travelling course thereof is bent through contact with a pressure sensor. An alarm device generates an alarm when...
5017911 Method and apparatus for measuring the tension of an advancing yarn  
A method and apparatus measures the tension of an advancing yarn which is subject to interruptions of the yarn path, resulting for example from the severance of the yarn. During such interruptions,...
5017797 Device for detecting yarn  
A device for detecting a doubled yarn includes a detecting device having photoelectric sensors disposed in a plane perpendicular to a running path of a yarn provided in a housing such that beams of...
4989402 Method of, and device for, a secured control of spinning units of a spinning machine, especially of an open-end spinning machine  
The invention relates to textile machine control. The run of spinning units is controlled by two busses, a two-way bus, and a reserve one-way bus, the latter being activated, as a rule, by a...
4976018 Device for monitoring threads on a textile machine  
A monitoring needle (19) is rotatably mounted under spring tension in a housing (18). A light emitter/light receptor device is fixed to the housing (18) in the plane of the thread (5) and in the...
4965567 Method of, and apparatus for, transmitting data in a manufacturing machine comprising a plurality of production stations  
The method and apparatus for transmitting data are used in a manufacturing machine, particularly a yarn manufacturing machine containing a plurality of production stations, a plurality of...
4954720 Metering apparatus and method for the measurement of a fixed length of continuous strand  
This invention relates to an improved apparatus and method capable of accurately measuring fixed lengths of moving strand or yarn as it is pulled from an essentially continuous source of supply and...
4944145 Spinning machine for producing feeding packages for twisting  
In a spinning machine having a plurality of spinning units for producing packages used as feeding packages for twisting which have two prestrengthend yarn components, a combined quality value of...
4922704 Method and apparatus for introducing a roving into a textile machine drafting frame  
According to the method, an end part of a roving is first introduced into the main drafting zone of a drafting frame of a textile machine after a reference point at a clamping device. Thereafter, a...
4914785 Device to feed fiber silvers  
A device used to feed fiber slivers to a processing machine with at least one sliver guide. The sliver guide is provided with a guiding surface over which the fiber sliver is guided. The guiding...
4909027 Multi-spindle textile machine monitoring process and apparatus  
Successive groups of thread paths in multi-spindle textile apparatus are equipped with individual monitoring systems. In each system, a joint monitoring element (S,E,L) is provided which has a...
4890452 Apparatus for controlling operation of spinning frame in roving bobbin exchange system  
An apparatus for controlling a drive of each one of spinning frames forming a group, to which a conventional roving bobbin exchange operation for exchanging almost exhausted roving bobbins of the...
4888945 Method for quality control of textured yarn  
A method for quality control of yarn for false twisters having a plurality of take-up motions, consisting of conducting quality measurement of yarn upon doffing by the take-up motions at a first...
4888944 Process and apparatus for production and quality control in multi-spindle textile machines  
A common monitoring system with a light beam is provided for a group of two or more production units arranged in a row. The beam passes through the thread balloon formed by the moving thread of...
4878344 Method and device for auotmatically splicing yarn on a ring spinning machine  
In a yarn splicing operation on a ring spinning machine wherein a broken end of yarn is drawn into a suction tube in position for splicing, the suction is reduced after the yarn is in position to...
4845933 Device for switching off and switching on again a spinning or twisting spindle, more especially a two-for-one spinning or twisting spindle  
A device for switching off and switching on the operation of a spindle of a textile twisting or spinning machine having a rumming thread is provided which includes the following elements. A...
4814633 Yarn storing device  
A yarn storing device (1) comprises a storage drum (2) and a sensor (5) arranged at the withdrawal end (3) of the storage drum (2). The sensor (5) has the form of an eyelet (6) for guiding the yarn...
4788818 Process and apparatus for reducing the breakdown quota or rate of stopping devices in a spinning or twisting machine  
The process and apparatus of our invention reduces the breakdown quota of stopping devices in a spinning or twisting machine which stop the roving, e.g. when a roving break occurs. A simulated...
4787199 Yarn monitoring device for a doubling machine  
A yarn monitoring device comprises in association with each doubling spindle (1) a sensing arm (7) monitoring the upwardly directed yarn run between yarn guide eye (3) and feed roller (V), which...
4777791 Method of shutting down a rotor spinning machine  
The invention provides for the spinning units of a multi-position rotor spinning machine to be driven by a common AC drive motor powered by a static inverter enabling the power supply frequency to...
4777790 Method and apparatus for stopping and subsequently restarting an open end spinning machine  
A method and apparatus for stopping and subsequently restarting an open end spinning machine wherein, upon an electrical power interruption exceeding a predetermined duration, the spinning rotor,...
4738094 Roving stopping clamp, in particular for spinning machines  
A clamp is disclosed to be mounted on a yarn spinning machine and, if a roving of the yarn should break, serves to clamp the roving preventing it from further unravelling. The clamp comprises a...
4727715 Method and apparatus for starting spinning operation of an open end friction spinning aggregate  
A piecing process is provided for an open-end friction spinning apparatus of the type including movable friction surface members forming a yarn-forming zone therebetween. A friction surface driving...
4727713 Roving or sliver clamping device for a drafting frame or a spinning machine  
Roving or sliver clamping device at the drafting unit of a spinning machine, with a clamp segment which enters in the operative position between the upper inlet roller and the lower inlet roller of...
4724665 Method of piecing yarn in the operation of an open end rotor spinning machine  
A method of piecing yarn in the operation of an open end rotor spinning machine that includes applying the suction that picks up the yarn end from the bobbin package for an extended predetermined...
4720702 Method and apparatus for monitoring the tension of an advancing yarn  
The yarn tension at each of a plurality of yarn processing stations is continuously monitored, while continuously determining the mean value of the monitored tension at each station, and while also...
4716718 Open-end rotor spinning machine  
An open-end rotor spinning machine includes a plurality of spinning stations each including a first thread monitor monitoring a thread course and a rotor spinning device receiving a fiber supply...
4710646 Thread movement sensor  
The invention relates to a thread movement sensor comprising an arm with at least one thread guide. The invention solves the problem of sensitivity of the sensor to the vibrations of the machine by...
4703617 Automat location system  
Each of the operating stations is provided with a locating element while the service tender carries a sensor for aligning the service tender with a selected operating stations. The sensor includes...
4694643 Spinning or twisting machine  
For compensation of changes in rotational speeds, for example, occurring because of varying loads on the motors, the drive mechanisms for at least two kinds of working units have a common...
4689945 Open-end yarn piecer  
The starting or re-piecing of a yarn in an open end spinning machine is accomplished during full speed rotation of the spinning unit. A travelling piecer provides a fixed length of yarn to be...
4685283 Locating device for service tender  
Each of the spinning stations is provided with a profile locating element or marker as well as a signal lamp for indicating a disturbance in a spinning unit. The service tender carries a locating...
4683712 Spinning machine  
A spinning machine for producing a thread includes a multiplicity of spinning stations at which sliver is spun into thread, each of the spinning stations including a thread-break sensor and a...
4683711 Thread monitoring device  
A spinning machine is provided with a thread monitoring device having a light source and a light sensitive cell to sense the thread running to a spindle from the front exit rollers. The thread...
4676056 Thread-break monitor for ring-spinning and ring-twisting machines  
Along the ring bank of a twisting or spinning machine is provided a shaft rotatable about an axis parallel to the ring bank and supporting holders for thread-break sensors inductively responding to...
4672801 Apparatus for producing two-component thread  
The apparatus for producing two-component thread comprises a twisting mem to which the two components of the two-component thread are fed, and means for severing one of the components as the feed...
4669259 Spinning machine  
The spinning machine comprises a drafting frame for drawing sliver and at least one fiber suction station connected to a vacuum source associated with this drafting frame. To save energy each fiber...
Matches 1 - 50 out of 287 1 2 3 4 5 6 >