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7363102 |
Method and apparatus for precise marking and placement of an object
The present invention provides a precise marking apparatus for performing precise marking on an object and methods of using the same. The precise marking apparatus comprises an object input handler...
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7349756 |
Method for control of yarn processing equipment
A method for starting or stopping each of at least two separately controllable roll-sets ( 22, 26, 34, 56 ) used for processing a yarn (Y) in a stretch-break process, each roll-set comrpising at...
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7308333 |
Computerized stitching including embroidering
A stitching apparatus with thread tension control is provided. Tension in a thread is monitored during stitching apparatus operations, and remedial action is taken in response to the detection of...
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7233733 |
Method and system for finding evolving regions in graphs without persistent node identity
A system, method, and computer program for identifying evolving regions in a graph of interrelated nodes representing a computer system environment. The method includes generating a series of...
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6922604 |
Process and device for adjusting clearing limits
The invention relates to a process and a device for adjusting clearing limits, defects in the yarn being cut out and a clearing limit separating defects which are to be cut out from defects which...
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6842532 |
Three dimensional measurement, evaluation and grading system for fabric/textile structure/garment appearance
A method of three dimensional measurement, evaluation, and grading system for fabric/textile structure/garment appearance, based an values P and Q, is carried out using a fixed digital camera...
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6381511 |
Textile machine with individual work station processors
A textile machine, such as a spinning or bobbin winding machine, has a plurality of identical work stations and an improved control and information system, wherein a measuring head ( 10, 10′ ) of...
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6374152 |
Method and device for clearing yarns
In a method and a device for clearing yarn, properties of the yarn are acquired and used to determine a yarn defect density profile. Yarn defects to be removed are defined by means of an adjustable...
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6266436 |
Process control using multiple detections
Controlling processes comprising detecting and measuring a parameter, for example presence and location of an element of a good, with at least two determinations as representations of the target...
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6263257 |
Method and device for determining relevant variables in the processing of textile structures
A device for the simulation of spinning machines with a view to their optimum economic use and operation. Starting from material properties of a preproduct (1) determined by measurement, as well as...
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6110403 |
Method of producing a synthetic yarn
A method of producing a synthetic yarn, wherein a yarn is spun and wound in a continuous process. For monitoring the quality, several process parameters are continuously measured. From measured...
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6068028 |
Yarn scanning process and yarn unwinding sensor
In a method of scanning, with the aid of a sensor device, a yarn of a predetermined length which is intermittently withdrawn from a winding reservoir provided on the storage drum of a yarn feeding...
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5875419 |
System and method for determining yarn hairiness
A computer-controlled device for determining relative yarn hairiness. Yarn is moved past a light source to create a yarn shadow, and an imaging device captures the yarn shadow. The imaging device...
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5836532 |
System and method for on-line missing/gained filament detection
An on-line system and method provides for monitoring the build up of yarn package diameter which detects winding defects, including missing or gained filaments, in multifilamentary yarn spinning...
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5796635 |
Device and process for linear measurement of fiber sliver thickness or mass
The invention relates to a process for rapid measurement of thickness or mass of a fiber sliver in a draw-frame or card (so-called "regulation"). The object of the invention is to accelerate the...
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5258916 |
Method for selecting rotor spinning device components and their operational characteristics
The present invention provides a method for selecting components of a rotor spinning device of a textile machine such that the operational characteristics of the components are optimally suited for...
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5178008 |
Method and apparatus for the qualitative assessment and classification of yarns during a yarn clearing process
For the purpose of establishing the clearing limit of a yarn clearing system, the yarn faults are determined, classified and counted. The parameters reference length and sensitivity are set in...
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5124928 |
System for monitoring a plurality of textile machine workstations
The system contains measurement elements (MK) associated with the workstations, and means (PC) for evaluating the signals supplied by the measurement elements (MK), characteristic parameters being...
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4891974 |
Method and apparatus for determining characteristics of staple fiber yarns
An apparatus and method for determining characteristics of staple fiber yarn by measuring the change in the yarn diameter after twisting or untwisting of the yarn. The yarn thickness of a length of...
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4887155 |
Method and arrangement for measuring and/or monitoring properties of yarns or ropes
For measuring and/or monitoring properties of yarns or ropes with the aid of an image sensor a two-dimensional image of a portion of the yarn or rope is acquired and converted to electrical image...
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4774673 |
Method for monitoring yarn quality on a textile machine
Method for the simultaneous monitoring of yarn quality on a number of similar monitoring points of a textile machine, in which each monitoring point uses one measuring element together with the...
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4764876 |
Profile analyzer for filamentary materials
A device for analyzing the characteristics of filamentary material while the filamentary material moves at high speed, and a method for using the device. The material is moved past a sensing array...
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4758968 |
Method and apparatus for continuously measuring the variability of textile strands
A method and apparatus for continuously measuring the variability of an advancing textile strand is disclosed, and wherein the output signal is useful in diagnosing the source of the variations....
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4719576 |
Apparatus for measuring the degree of entanglement in a yarn
Between a feed roll feeding an entangled multifilament yarn to a measuring zone of degree of entanglement and a yarn-forwarding roll forwarding the yarn out of the measuring zone are disposed a...
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4656465 |
Method and arrangement for evaluating the performance of a yarn processing machine
An arrangement for evaluating the performance of a yarn processing machine including a plurality of yarn processing stations that are individually operatable and each of which includes a monitoring...
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4648054 |
Continuous measurement of yarn diameter and twist
A yarn twist measurement device having a freely rotatable disc with its axis parallel to the axis of a travelling yarn. The disc being rotated by the surface twist of the yarn in contact with the...
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4430720 |
Cleaning yarns and assessing yarn defects
A method of cleaning yarns and evaluating yarn defects by means of digital technology is based on the fact that the physiological perception arising from observation of yarn defects, both as to...
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4242860 |
Yarn monitoring apparatus for an open end spinning turbine
An apparatus for monitoring the yarn delivered by an open end spinning turbine which has an electric motor for driving the turbine with a predetermined rpm. The apparatus includes a measured value...
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4168604 |
Method and apparatus for evaluating yarn signals based on the detection of at least approximately periodic variations in cross section
An apparatus for controlling a plurality of spinning stations by evaluating yarn signals based upon detection of approximately periodic variations in yarn cross section provides for conversion of...
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4080656 |
Control device for machining webs
In apparatus having at least two roll pairs and/or stretch rolls each having a driving means with an amplifier for speed control, the speed control reference for each drive is developed by summing...
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4045659 |
Apparatus for the evaluation of yarn qualities
The invention resides in an improved apparatus for the evaluation of qualities of a running continuous yarn. The apparatus is provided with a capacitive sensor through which the yarn is passed...
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4030082 |
Apparatus for the treatment of yarn thickness variation signals
This invention relates to a method and apparatus for processing yarn defect signals of a plurality of yarns on the on-line base. For this purpose and in the case of the signal processing apparatus...
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3885232 |
Apparatus for the treatment of yarn thickness variation signals
This invention relates to a method and apparatus for processing yarn defect signals of a plurality of yarns on the on-line base. For this purpose and in the case of the signal processing apparatus...
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3731069 |
APPARATUS FOR DETECTING YARN QUALITY INFORMATION
Yarn evenness or nonuniformity in thickness or mass of filamentary or film-shaped yarns formed of synthetic polymers, natural or regenerated celluloses or the like is detected in the form of...
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3729635 |
YARN INSPECTOR
A yarn inspector has three detecting circuits, one for detecting major defects, one for detecting minor defects and one for detecting the number of defects per unit length. The sensitivity of each...
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