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WO/1996/033939A1 |
A take-up device (1) mounts thereto a vibration pickup sensor (2) which captures vibration information generated from the take-up device, and the vibration information is fed to a center station (5) through LAN 4 or the like to be stored...
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WO/1996/015969A1 |
The invention relates to a process and device for detecting the winding (12) of a thread on a rotating roller (1) of a winding device about which the thread is partly wound, in which there are a light source (3, 4) to direct a beam of li...
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WO/1996/013838A2 |
Apparatus and method for remotely positioning a probe, such as an examination or repair probe, in a tubular member. The tubular member may be a nuclear steam generator heat transfer tube to be examined or repaired by the probe. The probe...
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WO/1995/027094A1 |
A device for measuring the area of longitudinally running strands, especially threads (14), with a feeler (5) sliding under spring loading on the surface of the strand or thread which is coupled to a movement sensor (4) to detect its def...
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WO/1995/016628A1 |
Upon determining the movement of a thread supply boundary on the storage surface of a storage body of a thread storage and feed device, different scanning properties of at least two circumferentially offset circumferential sections of th...
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WO/1995/015907A1 |
The invention relates to the marking of the end of a thread on a spool which, at the end of the spool travel, is laid in a narrow longitudinal region of the spool surface as a thread bead. To label the thread end (105) of the spool (103)...
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WO/1994/027903A1 |
Crimped fibres of solvent-spun cellulose are made and checked for damage in a method in which: i) cellulose is dissolved in an amine oxide solvent to form a hot cellulose solution, ii) the hot cellulose solution is extruded through a die...
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WO/1994/027902A1 |
Detection means are provided in a method of making continuous filaments of solvent-spun cellulose to detect "trash" or other undesired material on the filaments. Accordingly, there is provided a method of making a tow of continuous filam...
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WO/1994/025870A1 |
Method fo monitoring the quality of an advancing yarn by continuously measuring the yarn tension, whereby determining the progression of the yarn tension upon occurrence of a defined failure (failure record), storing the failure record i...
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WO/1994/025869A1 |
The invention concerns a method of fault diagnosis for a synthetic-yarn manufacturing process, the method calling for a first process parameter, dependent on the process control, to be continuously measured and analysed, and a fault-indi...
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WO/1994/021548A1 |
A thread feeding device (10) for use with multiple needles (13) of a sewing machine (14) wherein the thread feeding device (10) includes an array of guide channels (20) which have first openings (21) at one end for receiving threads (11)...
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WO/1994/013568A1 |
The system comprises a laser light source (20) arranged so that it projects a line of light (L) which intersects the portion (C1) of the cable (C) between the cable guide (17) and the reel (8) near the point (Q) at which the cable (C) is...
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WO/1994/012710A1 |
A weft thread regulating and measuring wheel (F) has a storage drum (D) for a thread stock (7) made of tangentially wound turns from which the thread (Y) may be unwound overend in sections of a predetermined length. The storage drum (D) ...
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WO/1993/019359A1 |
The test sample (G) is illuminated at at least two points (S1, S2) and the reflection from the test sample (G) and also the diameter of the sample or the change therein are measured by receivers (E1, E2). The measurement signals thus obt...
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WO/1993/013407A1 |
The invention relates to a process and device (1) for detecting foreign fibres (52, 53) in a moving yarn (4). According to the invention, modulated light is directed from a light source (7) at a fixed position on the moving yarn (4) and ...
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WO/1993/012028A1 |
A process and device are disclosed for cleaning the sensor surfaces (13, 13') of a thread monitoring system used in spinning frames for monitoring the thread and/or the quality of the thread. The thread monitoring system is contactlessly...
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WO/1993/009280A1 |
The invention concerns a method for determining the diameter of a bobbin at a spinning point on a spinning machine processing slivers, plus a device for carrying out this method. The aim is to avoid the disadvantages described in the app...
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WO/1993/004970A1 |
Method and apparatus for detecting breakage in a yarn strand being wound onto a yarn support member (12) rotatably driven by a DC motor (20) and having a closed-loop motor control system for maintaining a desired velocity of the motor an...
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WO/1992/012410A1 |
A device for detecting defects of web includes a plurality of probes (3) arranged to come in contact with a web (1) on a carrier path of the web (1) which consists of a slit sheet or a nonwoven fabric, and a detector means (6b) provided ...
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WO/1992/009516A1 |
In an optical sensing device for a thread (Y) moved almost transversely to its longitudinal direction, especially for the thread spool (V) consisting of unseparated thread turns in a thread storage and feed device (F) in which there are ...
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WO/1992/009517A1 |
An apparatus for measuring the length of material wound on to a former to form a package which comprises means for measuring the rotation of the package on the former, means for measuring the diameter of the package and means for combini...
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WO/1992/002670A1 |
A process and device for finding the material flow in a textile processing plant, especially a spinning works, in which the material is processed by a plurality of machines and is transported to and from the machines via conveyor systems...
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WO/1992/001622A1 |
The presence of a filamentary body (3), supported so that it extends longitudinally across a predetermined position, is detected by a method comprising: transmitting ultrasonic acoustic waves towards the said predetermined position, tran...
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WO/1992/001521A1 |
An ultrasonic electro-acoustic transducer (50) comprises a ceramic piezo-electric element (53) having a working face, bearing a first electrode structure (70), and a second face spaced from the said working face and bearing a second elec...
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WO/1992/001520A1 |
An ultrasonic electro-acoustic transducer (50) comprises an electro-acoustic element (53) having an elongate working face, bearing a first electrode structure (70), and a second face spaced from the said working face and bearing a second...
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WO/1991/018818A1 |
In a sensing and analysing system for a yarn feeder with yarn storing unit (2), one or more sensor elements (8a, 8b, 8c) which may be coupled to one or more circuits (10, 11) are used for evaluating or sensing sensor information. At leas...
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WO/1991/010898A1 |
Described is a device for monitoring a moving yarn for irregularities. A first sensor head (2) with a recess (6) and a second sensor head (3) with a recess (7) are located in such a way that the cross-sectional depth of the recess (7) in...
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WO/1990/010593A1 |
A thread brake (B) for controlling the tension of a running thread (Y) has at least one friction element (R) which acts on the thread and which is arranged on a holding device (H) in stationary carrier (T). The holding device (H) of the ...
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WO/1990/009625A1 |
Elements/functions forming part of a textile machine are controlled and supervised with the aid of a central unit, for example a computerized unit. Each feeder supplies information regarding its yarn/weft consumption to the unit, which a...
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WO/1990/009475A1 |
Elements/functions forming part of a textile machine are controlled and supervised with the aid of a computerized system. This comprises one or more units which serve the element/the function and which together with other units form a ne...
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WO/1990/009474A1 |
Elements/functions forming part of a textile machine are controlled and supervised with the aid of a computerized system. This comprises one or more units which serve the element/the function and which together with other units form a ne...
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WO/1990/009624A1 |
Elements/functions forming part of a textile machine are controlled and supervised with the aid of a computerized system. This comprises one or more units which serve the element/the function and which together with other units form a ne...
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WO/1990/006504A1 |
An optoelectronic device, in particular a thread storage or thread feed device, for sensing at least one thread or part of a thread moving transversally to its longitudinal direction in a sensing region, comprises a light source, a recei...
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WO/1989/008574A1 |
To control a brake system with anti-blocking and/or anti-skid device, the quantities (DELTAtEV, DELTAtAV) which determine the pressure in the wheel brakes (10, 11) are measured and evaluated. These measured values are integrated in order...
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WO/1989/008071A1 |
Spoolers are equipped with brakes which can rapidly bring the spooler to a standstill. These brakes are subject to wear. The braking device described is composed of two brake assemblies, the first of which rotates concentrically with the...
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WO/1989/007672A1 |
In the device disclosed, a light source (14) emits light (15) parallel to the plane of the object. The light (15) skims, or is slightly shaded in cross-section by, the surface of the object, and is incident on an optoelectric sensor (16)...
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WO/1989/004960A1 |
A non-destructive method evaluates ropes, cables, and strands for flaw and tension. The method permits detecting flaws by recognizing certain vibrational wave amplitude and distribution patterns resulting from striking a test subject (12...
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WO/1989/000215A1 |
The test object (G) is illuminated obliquely to its direction of motion (P) by at least one light source (L, L') and the reflected light (R) is directed through an aperture (2) to a photoreceptor (3). The photoreceptor signal is tested i...
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WO/1988/007018A1 |
A device for detecting a yarn movement has a yarn guiding unit (6) which smoothly guides the moving yarn (5) and a converter (15) co-operating with the said unit for the production of an electric signal. To improve the signal-to-noise ra...
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WO/1988/004644A1 |
A device for detecting end breakage of yarns that are closely arranged in a large number in the spinning and weaving machines such as loom, knitting machine, warping machine, etc. The device has sensing electrodes arranged to correspond ...
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WO/1987/004472A1 |
The device comprises a compression unit (T) and a unit for measuring the thickness of a sliver passing through a measurement channel (4). The measurement unit consists of a blade-spring (BF) provided with a string gauge. The measurement ...
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WO/1987/004418A1 |
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 (4) and generates a signal during the w...
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WO/1985/001073A1 |
For each monitoring station there is provided a measuring member and a common processor (53) is affected to a plurality of measuring members, which processor groups the signal working processes with the same repetition rates into classes...
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WO/1984/001622A1 |
An apparatus photoelectrically detects any unevenness in the thickness of a thread formed of silver, roving or yarn, independently of environmental conditions such as temperature. A light-emitting element is provided with two light-beam ...
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WO/1984/000148A1 |
A method and a device for setting variable checking criteria in a yarn-join monitor of an automatic winder detects when the number of operations of the monitor exceeds a predetermined range. The number of the yarn joins in an automatic y...
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WO/1983/000322A1 |
A sensing roll (10) particularly useful for detecting breakage and absence of running filament yarn ends (44). The roll (10) comprises a housing (14) seated upon a center post (12) such that it rotates relative to the center post (12) in...
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WO/1981/002726A1 |
A method and apparatus for controlling the simultaneous winding of glass strands (18, 20) into more than one package (30, 32) by sensing when a first package (18, 20) has reached a predetermined size, sensing when a second package (18, 2...
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WO/1981/002433A1 |
A thread breakage detecting snail wire mounted on a ring frame must sensitively detect intrinsic vibrations occurring in a yarn. Accordingly, a groove (25) is formed on a piezoelectric element mounting portion (23) of the snail wire (2) ...
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WO/1980/001955A1 |
The signals corresponding to the cross-section of the wire, respectively the diameter, are presented in a logarithmic form and processed. Thus, given a volume of signals and a resolution precision, each digital word requires less bits an...
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WO/1980/000576A1 |
Electro-optical sensor for the detection of a filamentary material (31) passing through a guide-eye (29). Prior detection devices required the filament to be continuously within the focus of the sensor. Thus, making it necessary to eithe...
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