EP0772703B1 - Kanteneinrichtung für eine webmaschine - Google Patents

Kanteneinrichtung für eine webmaschine Download PDF

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Publication number
EP0772703B1
EP0772703B1 EP95932777A EP95932777A EP0772703B1 EP 0772703 B1 EP0772703 B1 EP 0772703B1 EP 95932777 A EP95932777 A EP 95932777A EP 95932777 A EP95932777 A EP 95932777A EP 0772703 B1 EP0772703 B1 EP 0772703B1
Authority
EP
European Patent Office
Prior art keywords
thread guide
selvedge
forming device
guide elements
drive shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP95932777A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0772703A1 (de
Inventor
Kurt Slosse
Patrick Glorie
Ignace Meyns
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Picanol NV
Original Assignee
Picanol NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Picanol NV filed Critical Picanol NV
Publication of EP0772703A1 publication Critical patent/EP0772703A1/de
Application granted granted Critical
Publication of EP0772703B1 publication Critical patent/EP0772703B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
    • D03C11/00—Selvedge shedding mechanisms not forming part of main shedding mechanism

Definitions

  • the invention relates to an edge device for a weaving machine with at least two edge guiding elements, to arrange the extension of a shed and are used to form a compartment from the edge threads mutually opposite lifting and lowering movements are drivable by means of a drive motor.
  • Edge devices are used in weaving machines to create a Selvedge to form on or around one of the fabrics to form a reject tape.
  • the edge threads are guided by the thread guide elements so that they in the extension of the shed an opening and closing Form a compartment that receives the wefts that are in one predetermined pattern then incorporated into these edge threads become.
  • edge devices There are two types of edge devices. In the first Type are thread guide elements in the shedding device the weaving machine provided so that it deals with the Move specialist training institutions. This first type allows create a bond only with the edge threads, that of the weaving machine's shedding device Bond corresponds. In the second type, the Edge device on its own drive, which the thread guide elements moved regardless of the specialized training resources.
  • the drive of the thread guide elements from the main shaft derived from the weaving machine In a known type of the second type (EP-A 519 550) the drive of the thread guide elements from the main shaft derived from the weaving machine.
  • the drive arranged above the thread guide elements Perform straight, opposite movements in guides.
  • the thread guide elements are connected by means of coupling rods connected to a rail, which in turn is connected with a cable is in one direction by means of a spring and in the other direction is moved by means of a drive lever, which is connected to the main shaft of the weaving machine.
  • the known edging device allows certain bindings make, for example, a one-one bond, in which a bond is formed with each insertion of a weft thread becomes, or a two-two bond, depending on the two entries of weft threads form a bond.
  • the invention has for its object an edge device of the kind mentioned in the beginning to create that simple and which allows binding in a simple way to change.
  • the thread guide elements guided in longitudinal guides and by means of transmission elements with a drive shaft driven by the drive motor are connected, the axis of which is perpendicular to the direction of movement the thread guide elements is arranged that the transmission elements, the rotary movements of the drive motor shape in longitudinal movements of the thread guide elements, contain at least one element on the drive shaft is arranged and the eccentric to the drive shaft and Has angularly spaced articulation points, and that the drive motor can be predetermined by means of a controller Times in predeterminable angular positions is rotatable.
  • the edge device according to the invention has a simple one Structure in particular with regard to the longitudinal guides and Transmission elements, so that low friction losses and less Wear are given.
  • the positions in which the edge threads cross and in which the edging threads make the weft binding simple and precisely adjustable, since it is essentially only from the angular distance between the articulation points.
  • a particular advantage is that by means of the control the type of binding during the weaving process in simple Way can be changed without changing the weaving machine shutdown and / or parts need to be replaced.
  • the angular distance the articulation points is greater than 120 °.
  • the arrangement is in relation to that to be applied by the drive motor Torque advantageous.
  • the articulation points are adjustable radially to the axis of the drive shaft are. This makes it possible to change the size of the longitudinal movement the thread guide elements when lifting and lowering by adjusting the radial distance of the articulation points to change the drive shaft.
  • cranks are arranged to which the Transmission elements articulated for each thread guide element are.
  • This is a particularly simple and easy one Construction.
  • two cranks, each with a thread guide element are assigned as one component.
  • the angular distance between the articulation points be changed, it is sufficient to replace the one component, that forms the two cranks.
  • two separate cranks arranged for the guide elements on the drive shaft are, preferably the angular distance of the cranks adjustable is. In this embodiment, the angular distance can be between the cranks and thus between the articulation points realize without replacement of parts.
  • means are provided the actual angular position of the motor shaft and / or the position of the thread guide elements in the control to enter. This ensures that the control has the information in which angular position the motor shaft and thus the thread guide elements are located, so that there are no errors when moving the thread guide elements can come.
  • the drive motor is a stepper motor.
  • Such one Stepper motor allows the precise approach to predetermined ones Angular positions.
  • outside the normal trajectory of the twistable Element or a transmission element or one Thread guide element arranged a reference stop is approachable by means of the stepper motor as a reference position is.
  • By approaching the reference position calibrate the control, i.e. Knowledge of the actual Position of the motor shaft and thus the thread guide elements procure.
  • the electric motor, the thread guide elements and the transmission elements are combined into one module.
  • Such one Module can be easily mounted on a weaving machine or be removed from a loom. It is also one of them Module in a simple way on the weaving machine for adaptation displaceable to the width of the weaving machine.
  • the drive shaft arranged above the thread guide elements. That’s it possible, the edge device easily accessible and visible to attach the loom.
  • 1 to 4 is an edge device according to the invention (1), which has two thread guide elements (2, 3), with thread guides (4, 5) for edge threads (8, 9) having.
  • the guides (4, 5) of the guide elements (2, 3) and the edge threads (8, 9) are shown in FIG. 1 to see the formed by the edge threads (8, 9) Make compartment (10) visible.
  • the thread guide elements (2, 3) are guided and guided in a straight line in longitudinal guides (6, 7) opposite movements in the direction of the arrow (X) each form a subject (10) and one or more registered Tie wefts.
  • the guides (6, 7) are against each other and attached to a frame (11), which in turn is attached to a weaving machine frame.
  • the edge device (1) has a drive which is above the rod-shaped thread guide elements (2, 3) arranged is.
  • the drive contains one attached to the frame (11) Drive motor (12) which has a motor shaft (13).
  • Drive motor (12) which has a motor shaft (13).
  • On the motor shaft (13) serving as the drive shaft two cranks (14, 15) are arranged, which are connected via coupling rods (16, 17) each with one of the thread guide elements (2, 3) are connected.
  • the cranks (14, 15) lie with respect to the motor shaft (13) opposite each other, so that due to twisting the motor shaft (13) the thread guide elements (2, 3) perform opposite movements in the direction of the arrow (X).
  • the cranks (14, 15) point to the thread guides (2, 3) facing side an angular distance (A) on the is greater than 120 ° and less than 180 °. In the illustrated Embodiment it is about 150 °.
  • the drive motor (12) which is preferably a stepper motor, is with a connected local control unit (18), which in turn with the Control unit (19) of the weaving machine is connected.
  • the frame (11) forms with the drive motor (12), the local control unit (18), the cranks (14, 15) and the coupling rods (16, 17), the longitudinal guides (6, 7) and the thread guide elements (2, 3) one module.
  • cranks (14, 15) a one-piece component, which on the as the drive shaft Serving motor shaft (13) of the drive motor non-rotatable is appropriate.
  • the connection between the cranks (15, 19) and the coupling rods (16, 17) takes place by means of Pins (20, 21) attached to the cranks (14, 15) and each rotatable in bearings (22, 23) of the coupling rods (16, 17) are stored.
  • the connection between the thread guide elements (2, 3) and the coupling rods (16, 17) takes place via Pin (24, 25) attached to the thread guide elements (2, 3) and in bearings (26, 27) of the coupling rods (16, 17) are rotatable.
  • the coupling rods (16, 17) and the cranks (14, 15) for both thread guide elements (2, 3) have the same Length on.
  • the coupling rods (16, 17) and the thread guide elements (2, 3) are arranged in parallel planes.
  • the cones (20, 21, 24, 25) and the motor shaft serving as the drive shaft (13) run parallel and perpendicular to each other the longitudinal guides (6, 7) of the thread guide elements (2, 3).
  • FIG. 2 are the thread guide element (2) in its upper end position and the thread guide element (3) in its lower end position.
  • the to the thread guide element (3) belonging crank (15) and the associated Crank rod (17) run essentially in one Line with the thread guide element (3).
  • FIG. 3 are the edge threads (8, 9) and the thread guides (4, 5) of the thread guide elements (2, 3) in the same Height, which is called the crossing height. This crossing takes place at a moment known as the time of crossing becomes.
  • 4 is the Thread guide element (2) in its lower end position while the thread guide element (3) in its upper end position located.
  • the one belonging to the thread guide element (2) Crank (14) and the coupling rod (16) run essentially in line with the thread guide element (2).
  • the local control unit (18) attached to the frame (11) works with the control unit (19) of the weaving machine.
  • the control unit (19) sends signals to the local control unit (18) from the motor shaft (13) of the drive motor (12) Prescribe position to be taken. With that the Speed of rotation of the motor shaft specified, i.e. with which Speed up the motor shaft from an end position moved to the other end position.
  • control unit (19) of the weaving machine From the control unit (19) of the weaving machine to the local one Control unit (18) signals are given by weaving machine parameters certainly. For example, a signal is delivered that of position and average speed proportional to the main shaft of the weaving machine is.
  • the control unit (19) determines this signal on the basis of signals from a detector (28) which is synchronized with a Main shaft of the weaving machine rotating shaft (30) cooperates, in particular by means of an encoder disk (29).
  • the local control unit (18) receives the signals of the control unit (19) and then controls the position and the speed the motor shaft (13) as a function of this signal. This ensures that the motor shaft (13) a Takes position that depends on the position of the The main shaft of the weaving machine is.
  • Controlled approach to the positions of the motor shaft (13) allows the point of intersection of the edge threads (8, 9) at a desired time in the weaving cycle.
  • the control unit (19) can also be designed that the time of crossing depends on the web parameters of the Loom changed without stopping the loom must become.
  • the crossing time can, for example can also be adjusted per weaving cycle, for example depending on the type of weft insertion, the weft insertion channel used and other web parameters.
  • the edging device also offers the advantage of being in a subject (10) open edge threads (8, 9) when the edge threads (8, 9) are under tension and corresponding forces on the thread guide elements Exercise (2, 3), the cranks (14, 15) and the coupling rods (16, 17) essentially in a line run.
  • a relatively small twist on the motor shaft therefore only leads to small movements of the thread guide elements (2, 3) so that that to be supplied by the drive motor (12) Torque to further open the edge threads (8, 9) restricted to one subject or to keeping the subject open (10) remains.
  • a relatively weak drive motor can also be used (12) can be used, which is correspondingly small and simple can be installed and is inexpensive.
  • a relatively weak drive motor (12) also has lower power consumption, so that a simpler local control unit (18) is also used can be. This is particularly advantageous if the drive motor (12) is a stepper motor.
  • the crossing height i.e. the height at which the thread guides (4, 5) of the thread guide elements (2, 3) and thus also the edge threads (8, 9) are at the same height (Fig. 3), is determined by the angular distance (A) of the cranks (14, 15).
  • the choice of the angular distance (A) has less than 180 ° the advantage that the crossing height is closer to the lower end position and further away from the upper end position of the thread guides (4, 5) of the thread guide elements (2, 3) to lie come, the smaller the angular distance (A).
  • the crossing height is slightly below the middle of the paths of the thread guide elements (2, 3).
  • the angular range (A) to choose is the ratio of the length of the cranks (14, 15) and the Length of the coupling rods (16, 17) depends. Is this ratio very small, so the angular distance (A) can be 180 ° approach.
  • the length of the coupling rods (16, 17) is approximately as in the illustrated embodiment, 4 to 5 times the length of the cranks (14, 15), so an angular distance (A) between 170 ° and 175 ° are sufficient to the crossing height under the middle of the paths of the edge threads (8, 9) lay.
  • stepper motor If a controllable stepper motor is used as the drive motor (12) becomes, this stepper motor by the application of positive or negative voltage pulses to the poles of the stepper motor gradually rotated. It is advisable define a reference position for the stepper motor, so that the position of the drive shaft (13) (Motor shaft) is known, i.e. as a function of the number of Steps taken by the motor shaft based on each successive one Voltage pulses were then twisted.
  • the drive shaft (13) Motor shaft
  • the edge device (1) has, as shown in Fig. 2 to 4 is, at least one stop (31, 32) for stop elements (33, 34) on, which together with the drive shaft (13) move.
  • a reference position formed by a counter element (33) of the Crank (14) touches the stop (31).
  • the two attacks (31, 32) are arranged in predetermined positions in such a way that the maximum path of the cranks (14, 15) and so that the drive shaft (13) is limited. So that will avoided that the cranks (14, 15) and the coupling rods (16, 17) collide with each other.
  • Thread guide elements (2, 3) the desired binding to build.
  • To move the stepper motor to a desired position bring or keep in such will be suitable Control and holding currents applied to the stepper motor.
  • the poles of the stepper motor are arranged in relation to the stop (31) that the stepper motor when the poles are applied corresponding voltage pulses by one step from the stop (31) moved to the reference position.
  • cranks (14, 15) part of one of the drive motor (12) driven crankshaft (37).
  • the crankshaft consists of a crank arranged on the drive shaft (13) in a rotationally fixed manner (15), an intermediate member (38) and a crank (14), the is rotatably mounted in the frame (11) with an axis (39), which is arranged coaxially to the drive shaft (13).
  • the cranks (14, 15) are each connected to the intermediate member (38) Crank pin (20, 21) connected, on which the coupling rods (16, 17) are mounted by means of bearings (22, 23).
  • the drive motor (12) only rotates in one direction.
  • the drive motor is twisted back and forth to get out of the edging threads (8, 9) to form a compartment (10).
  • the possible way of Cranks (14, 15) are also in this case by means of stops (31, 32), one of which serves as a reference stop.
  • the angular distance (A) between the cranks (14, 15) on the thread guide elements (2, 3) facing side is between 120 ° and 180 °, preferably about 150 °.
  • the controllable drive motor (12) can also act as a servo motor be designed, in particular as a single-phase motor with variable reluctance.
  • Such engines for example from U.S. Patent 4,043,618 or GB Patent 1 507 790 are known, allow the position and speed the motor shaft in simple, correct and cheaper to control as a function of signals that of one position or speed of another Derived wave, for example a wave (30), the runs synchronously with the main shaft of a weaving machine.
  • the edge device (1) allows during weaving pattern without mechanical changes to change. For example, during the Weaves a one-to-one weave into a two-two weave or changed a one-two bond or a one-three bond by using the control unit (18, 19) alone the drive motor (12) is controlled so that the thread guide elements (2, 3) perform the desired movement. Around The thread guide elements become a one-to-one bond (2, 3) in each weaving cycle between their end positions emotional. This movement occurs with a two-two bond between the end positions after every two weaving cycles. Other Bonds can be realized in the same way.
  • the edge device (1) is arranged on a frame (11), so that they are simply attached to a loom and can be removed from the loom again. Besides, is them adjustable on the width of the loom on the Weaving machine frame attached so that they can also be used on weaving machines can be used in which tissues with different Woven wide. It can also in the Height can be adjusted so that the edge threads (8, 9) formed compartment in extension of that formed by the warp threads Shed can be arranged. It can also on End of a shed or between successive ones Shed compartments are arranged, for example if two or more fabrics are woven side by side on a weaving machine.
  • the edge device (1) is only electrical Lines (35, 36) with the control unit (19) of the weaving machine connected so that they can easily in their arrangement or Position can be changed.
  • FIG. 7 shows an embodiment in which the angular distance (A) between the cranks (14, 15) is adjustable is.
  • the cranks (14, 15) are on their the drive shaft (13) facing ends with flanges (40, 41) provided, each with a partially cylindrical recess for have the drive shaft (13).
  • the flanges (40, 41) will clamped against each other with screw elements (42) and on the drive shaft (13) is clamped.
  • the screw elements (42) consist of bolts and nuts, each one rounded Have support surface with which they are on the flanges (40, 41) lie on top, to compensate for angular deviations to be able to.
  • cranks (14, 15) are provided with elongated holes (43, 44), which are essentially are aligned radially to the drive shaft (13).
  • the pins (20, 21) are with a collar, not shown and provided with a thread, on each of which a nut can be screwed on, so that the pin in a selectable Radial position on the cranks (14, 15) are clamped can.
  • the edge device has (1) more than two thread guide elements (2, 3), which are each driven by a drive motor (12).
  • two thread guide elements can be provided be each a set of two thread guide elements form that perform a reverse movement.
  • Each set is then of its own drive motor (12) and driven by its own drive shaft (13). That’s it possible to make very special ties with multiple edging threads form.
  • the local Control unit (18) of the edge device (1) is omitted, see above that the function of the local control unit (18) from the control unit (19) the weaving machine is also taken over.
  • the edge device according to the invention can be used with any type Weaving machine can be used, for example for a compressed air weaving machine, a rapier loom, a projectile loom or another weaving machine.
  • a disc with a variety is provided by holes in which the pin (20, 21) is received can be hinged to the coupling rods (16, 17) become. This makes it easy to also the angular distance (A) between the articulation points the coupling rods and the radial distance between the articulation points to adjust the drive shaft (13).
  • the embodiment with the coupling rods and cranks has the Advantage that from the rotational movement of the crank with the help of Coupling rods (16, 17) larger distances than the length of the crank derived for the longitudinal movement of the thread guide elements (2, 3) can be.
  • the drive shaft (13) is an absolute measuring encoder assigned to the local control unit (18) or is connected to the control unit (19) of the weaving machine. This makes it possible to find the exact position of the drive shaft at any time (13) and therefore also the thread guide elements (2, 3) to determine and evaluate.
EP95932777A 1995-05-29 1995-09-20 Kanteneinrichtung für eine webmaschine Expired - Lifetime EP0772703B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BE9500474 1995-05-29
BE9500474A BE1009375A6 (nl) 1995-05-29 1995-05-29 Kanteninrichting voor weefmachines.
PCT/EP1995/003704 WO1996038608A1 (de) 1995-05-29 1995-09-20 Kanteneinrichtung für eine webmaschine

Publications (2)

Publication Number Publication Date
EP0772703A1 EP0772703A1 (de) 1997-05-14
EP0772703B1 true EP0772703B1 (de) 2000-01-05

Family

ID=3889007

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95932777A Expired - Lifetime EP0772703B1 (de) 1995-05-29 1995-09-20 Kanteneinrichtung für eine webmaschine

Country Status (10)

Country Link
US (1) US5803133A (nl)
EP (1) EP0772703B1 (nl)
JP (1) JP4017041B2 (nl)
KR (1) KR100314337B1 (nl)
CN (1) CN1043258C (nl)
BE (1) BE1009375A6 (nl)
DE (1) DE59507582D1 (nl)
ES (1) ES2141382T3 (nl)
HK (1) HK1000895A1 (nl)
WO (1) WO1996038608A1 (nl)

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IT1293618B1 (it) * 1997-07-17 1999-03-08 Vamatex Nuova Spa Dispositivo di comando per la legatura a giro inglese in telai di tessitura
DE19743872C1 (de) * 1997-10-04 1998-12-17 Kloecker Entwicklungs Gmbh Steuerung für den Elektromotor einer Vorrichtung zum Bilden einer Dreherkante
DE59905063D1 (de) 1998-12-09 2003-05-22 Sultex Ag Rueti Einrichtung zum gesteuerten Bewegen eines Kettfadens
FR2794141B1 (fr) * 1999-05-27 2001-07-13 Staubli Gmbh Dispositif de formation de la foule pour la realisation d'une lisiere et metier a tisser equipe d'un tel dispositif
ITMI991221A1 (it) * 1999-05-31 1999-08-31 Somet Soc Mec Tessile Dispositivo e metodo per la formazione della cimosa in un telaio di te ssitura
FR2795434B1 (fr) * 1999-06-25 2001-08-10 Staubli Sa Ets Procede et dispositif de positionnement des fils de chaine d'un metier a tisser et metier a tisser equipe d'un tel dispositif
ITMI20022044A1 (it) * 2002-09-26 2004-03-27 Promatech Spa Dispositivo di legatura della falsa cimosa in telai tessili
KR20040053625A (ko) * 2002-12-17 2004-06-24 백경태 샷틀리스 직기용 캣치코드사 개구장치
BE1015461A6 (nl) * 2003-03-18 2005-04-05 Picanol Nv Inrichting voor het vormen van een zelfkant aan een weefsel.
JP3994905B2 (ja) * 2003-04-08 2007-10-24 株式会社豊田自動織機 織機における耳形成装置
JP4718248B2 (ja) * 2005-06-06 2011-07-06 津田駒工業株式会社 耳織成装置
JP2007107128A (ja) * 2005-10-13 2007-04-26 Toyota Industries Corp 織機における耳糸開口装置
JP4802805B2 (ja) * 2006-03-28 2011-10-26 株式会社豊田自動織機 織機における耳糸開口装置
BE1017768A3 (fr) * 2007-09-26 2009-06-02 Toyota Jidoshokki Kk Dispositif de formation de la foule en utilisant des fils de lisiere dans un metier a tisser.
CN101906694B (zh) * 2010-08-26 2012-05-30 广东丰凯机械股份有限公司 织机绞边装置
CN102021718B (zh) * 2010-12-21 2012-05-30 北京光华纺织集团有限公司 一种用于重磅织带机的锁边装置
CN103643388B (zh) * 2013-12-07 2015-01-21 广东丰凯机械股份有限公司 剑杆绞边器
CN103924354B (zh) * 2014-03-27 2015-05-27 经纬纺织机械股份有限公司 一种联动式边组织开口机构
CN105463669A (zh) * 2016-01-21 2016-04-06 江苏工程职业技术学院 一种织机的废边机构
CN105714456B (zh) * 2016-04-16 2018-02-06 广东康特斯织造装备有限公司 多线电子绞边器及其控制方法
CN105780240A (zh) * 2016-04-25 2016-07-20 镇江恒创纺织机械有限公司 纱罗综框系统
BE1024912B1 (nl) 2017-01-13 2018-08-16 VAN DE WIELE Michel NV Zelfkantinrichting
JP2022173636A (ja) * 2021-05-10 2022-11-22 津田駒工業株式会社 織機の耳糸開口装置

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ES314731A1 (es) * 1965-06-28 1965-10-01 Desveus Duran Magin Un sistema de retencion de trama cortada en los telares sin lanzadera
BE898963A (nl) * 1984-02-21 1984-06-18 Wiele Nv Van De Twister voor weefmachines en weefmachines met dergelijke twister uitgerust
DE3612212A1 (de) * 1986-04-11 1987-10-15 Basf Ag Verfahren zur herstellung von festen pharmazeutischen formen
BE1000902A4 (nl) * 1987-09-02 1989-05-09 Picanol Nv Inrichting voor het vormen van een zelfkant aan een weefsel bij weefmachines
EP0450120A1 (de) * 1990-04-04 1991-10-09 N.V. Michel Van de Wiele Verfahren und Drehereinrichtung zur Herstellung riffelfester Kanten eines Doppelgewebes auf einer Doppelgreifer-Webmaschine
BE1004954A3 (nl) * 1991-06-18 1993-03-02 Picanol Nv Inrichting voor het aandrijven van een randdradenmechanisme bij weefmachines.
IT1255133B (it) * 1992-05-05 1995-10-20 Luciano Corain Perfezionamento in un telaio tessile senza navetta

Also Published As

Publication number Publication date
HK1000895A1 (en) 2000-10-13
JPH10503563A (ja) 1998-03-31
CN1043258C (zh) 1999-05-05
BE1009375A6 (nl) 1997-02-04
ES2141382T3 (es) 2000-03-16
US5803133A (en) 1998-09-08
CN1155911A (zh) 1997-07-30
KR100314337B1 (ko) 2001-12-28
JP4017041B2 (ja) 2007-12-05
WO1996038608A1 (de) 1996-12-05
KR970704924A (ko) 1997-09-06
EP0772703A1 (de) 1997-05-14
DE59507582D1 (de) 2000-02-10

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