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Class 57/80 - Strand controlled


Subclass of Class 57 - Textiles: spinning, twisting, and twining
Definition: Devices wherein the condition of the strand or material
No. of patents: 71
Last issue date: 02/14/2006


1    
NumberTitleIssue Date
6996966Blocking device of the unwinding of threads from the feeding bobbins of a double-torque twister
Blocking device of the unwinding of the threads from the feeding bobbins of a twisting spindle with superimposed bobbins inserted on their hollow pin, in which the threads are blocked with mechanical interceptors brought into their unwinding range at the entrance of...
02/14/2006
6957578Yarn sensor
A yarn sensor (25) for monitoring at least one parameter of a traveling yarn (17), e.g., in spinning and bobbin-winding machines, has a measuring gap (16) and a housing made of a non-conductive plastic material for containing electronic componen...
10/25/2005
6155037Revolving body for inserting false twist into yarn or the like
A revolving body (1) with a circumferential surface (2) and two end faces is provided for inserting twist into a midportion of a longitudinally moving elongate strand of filamentary material. In order to produce a revolving body into which the elongate st...
12/05/2000
5778650Device for stopping a spindle of a textile machine driven by a drive belt
A device for stopping a spindle of a textile machine driven by a drive belt has a roller for removing the drive belt from contact with the spindle whorl of the spindle. The roller is movable from a rest position, in which the roller is disengaged from the...
07/14/1998
5187929Automatic device for resetting a mechanical yarn feeler in a textile machine
An automatic device for positioning a mechanical yarn feeler against a yarn. An extendable arm is provided with a magnet at one end. The magnet is held in a pivotable base which pivots within a limited range on the arm. The magnet actively engages the fee...
02/23/1993
5179828Spinning machine having a doffing arrangement
In a case of a spinning machine having a plurality of spinning positions and having a package spool changing arrangement or doffing arrangement which can be applied to the individual spinning positions, it is provided that the doffing arrangement comprise...
01/19/1993
5167112Thread processing machine spindle assembly having mechanical adjustment mechanisms for devices within a rotating thread balloon
A spindle assembly of a thread processing machine, such as a cabling or double twisting machine, includes an axially-extending hollow spindle shaft defining a thread passageway, a pot mechanism mounted coaxial with and surrounding the hollow spindle shaft...
12/01/1992
5167114Arrangement for producing spool packages used as feeding packages for twisting
An arrangement for producing spool packages serving as feeding packages for twisting, having a control apparatus for interrupting the operation. Sliver detectors arranged in front of drafting units are connected to the control apparatus. At least one yarn...
12/01/1992
5163279Arrangement for producing feeding packages for a twisting operation
In an arrangement for producing packages used as feeding packages for a subsequent twisting operation and containing two yarns wound up side-by-side, it is provided that the yarns are monitored with respect to a yarn breakage and, in the case of the occur...
11/17/1992
4976018Device 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 pivotal region of the monitoring needle (19), this device pr...
12/11/1990
4951454Device for stopping the supply to a spinning frame drawing system in case of absence of yarn at the outlet
A device, to be incorporated in a spinning frame and including supply rollers for the input of a sliver, a sliver control and drawing station for transforming said sliver into a yarn, and a yarn winding outlet station, comprises on the one hand, between t...
08/28/1990
4947633Process and an arrangement for producing packages to be used as feeding packages for twisting
In a process for producing packages used as feeding packages for twisting, onto which two prestrengthened yarn components are wound side-by-side as a double yarn, it is provided that, when one of the two yarn components breaks, the other yarn component is...
08/14/1990
4932198Cabling machine
A cabling machine comprises several cabling stations (2) each of which comprises a spindle (3), a thread combining means (7) which is disposed thereabove on a horizontal support arm (8), a delivery device (20) disposed thereabove, and above the delivery d...
06/12/1990
4930301Device for catching yarn upon yarn break in two-for-one twister
A device for catching a yarn upon yarn break in a two-for-one twister, comprising a drop wire which moves down upon break of a yarn, and a contacting member secured to the drop wire and adapted to be contacted with an upper end portion of a tenser cap....
06/05/1990
4920736Arrangement for interrupting the operation of an individual drafting frame at a spinning machine
In an arrangement for interrupting the operation of an individual drafting frame at a spinning machine, devices are provided for reducing the contact of a sliver with the bottom rollers and particularly for lifting the sliver off the bottom rollers which ...
05/01/1990
4912919Roving stop motion for a spinning machine drafting system
An improvement in a roving stop motion for a spinning machine of the type having a series of pairs of drafting rollers, the stop motion including a clamping member mounted on a lever arm drivenly connected to an actuating rod by a carriage which is select...
04/03/1990
4899529Method for winding a covered yarn
A method for winding a covered yarn in a covered yarn manufacturing machine. A non-elastic yarn is supplied from a wrapping yarn bobbin and is wrapped around a core yarn made of an elastic yarn to form a covered yarn. The covered yarn is traversed by a tr...
02/13/1990
4888945Method 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 point where the yarn is being twisted and at a second point ...
12/26/1989
4845933Device 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 pneumatic switching device is adapted to be operatively connected...
07/11/1989
4823543Apparatus for the spinning of yarn
Apparatus for spinning yarn from roving including a spinning frame with spinning units arranged thereon. The roving to be drawn is fed from a common double-roving bobbin to each of two neighboring spinning units, further referred to as spinning units pair...
04/25/1989
4787199Yarn 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 arm is mounted by means of a mounting bush (9) for limited s...
11/29/1988
4753064Spinning or twisting machine with yarn-breaker reset
The spinning or twisting machine comprises a plurality of drafting rolls, a plurality of associated spindles and positioned between them a plurality of yarn breaking devices pivotable between an upright spinning machine operating position into a yarn brea...
06/28/1988
4689945Open-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 back-fed into the spinning unit. A control which is responsive ...
09/01/1987
4685283Locating 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 device which includes a spring biased body which is capable...
08/11/1987
4683711Thread 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 monitor is formed of two parts, each having a housing arranged...
08/04/1987
4676056Thread-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 the orbiting of the travelers. Since the holders are inde...
06/30/1987
4669259Spinning 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 suction station is provided with a sensing means for dete...
06/02/1987
4656824Open-end yarn piecer
The travelling piecer is provided with a threading pin which moves through an endless path in order to thread a seed yarn through the nip rolls of a spinning station and a yarn reserve forming device. The yarn centering mechanism employing a pair of pivotally ...
04/14/1987
4630434Roving blocking mechanism on draw frames of spinning machines
A draw frame for a spinning machine is provided with roving blocking mechanism associated with its inlet rollers actuable on rupture of the remittant thread to arrest movement of the roving and is further provided with a sensor for detecting the continuit...
12/23/1986
4581881Textile yarn spinning machine with improved supply strand interruption means
Apparatus for use in combination with a traveling unit including sensor and remote actuator means to interrupt supply strand feeding to drafting systems of a textile spinning machine. A collar means is rotatably mounted on an elongate strand guide and one...
04/15/1986
4574575Two-for-one twisting spindle
A two-for-one twisting spindle which, in order to prevent the thread from being further drawn off through the hollow spindle shaft in the event of thread breakage, is provided in the range of the hollow spindle shaft, with a compressed air operated device...
03/11/1986
4570429Thread guard for spinning or twisting machine
A device attached to a spinning or twisting machine, designed to monitor the integrity of two threads merging under tension into a yarn, has a carrier swingable about a horizontal axis and provided with a thread guide, such as a pair of parallel pins, bra...
02/18/1986
4549393Machine for cabling yarns and in particular glass yarns
The invention relates to a machine for producing a cabled yarn from two strands supplied from different supply sources. The two strands are twisted together over a freely rotatable roller disposed on the same axis as the upper bobbin, and the yarns which ...
10/29/1985
4537018Apparatus for sliver can controlling in a spinning mill
An apparatus for sliver can controlling in a spinning mill having a plurality of spinning machines each comprising a plurality of spinning stations. The apparatus includes various lines of sliver can transporting tracks through which a full sliver can may...
08/27/1985
4519196Wrapped yarn spinning machine with several spinning places
A wrapped-yarn spinning machine having several spinning places which include each a hollow spindle connected with a drive and carrying a binding thread rotating therewith; the hollow spindle is provided with a false twist device and is arranged between a ...
05/28/1985
4506498Textile yarn spinning machine with supply strand interruption
Apparatus for use in combination with a traveling unit including sensor and remote actuator means to interrupt supply strand feeding to drafting systems of a textile spinning machine. Interruption is accomplished through the cooperation of an elongate str...
03/26/1985
4495758Apparatus and method for forming a wrapped yarn
A wrapped yarn forming apparatus is disclosed, which is adapted to form a wrapped yarn composed of a core strand, such as a yarn sliver, and a binder strand which is spirally wrapped about the core strand. The apparatus includes a hollow spindle adapted t...
01/29/1985
4494370Stop motion for textile machines
A stop motion for textile machines for transmitting a signal for stopping a working station in case of a thread breakage or a used-up supply bobbin. The stop motion includes a thread guide eyelet secured to a thread sensor bar which is pivotable about a h...
01/22/1985
4481762Control for yarn false twisting apparatus
A yarn false twisting apparatus is disclosed which has a control system which is designed to insure that the machine operator will properly complete the yarn thread-up procedure, and which also effectively precludes damage to the twisting apparatus if the...
11/13/1984
4472932Thread guard for spinning or twisting machine
A device attached to a spinning or twisting machine, designed to monitor the integrity of two threads merging under tension into a yarn, has a carrier in the form of a disk or a stem rotatable about an axis and provided with a thread guide such as an eyel...
09/25/1984
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