EP2330237A1 - Kontrollsystem und -verfahren einer Jacquard-Webmaschine, Jacquard-Webmaschine und mit einem solchen System ausgestattete Webmaschine - Google Patents

Kontrollsystem und -verfahren einer Jacquard-Webmaschine, Jacquard-Webmaschine und mit einem solchen System ausgestattete Webmaschine Download PDF

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Publication number
EP2330237A1
EP2330237A1 EP10192664A EP10192664A EP2330237A1 EP 2330237 A1 EP2330237 A1 EP 2330237A1 EP 10192664 A EP10192664 A EP 10192664A EP 10192664 A EP10192664 A EP 10192664A EP 2330237 A1 EP2330237 A1 EP 2330237A1
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EP
European Patent Office
Prior art keywords
controller
main controller
controllers
jacquard
link
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Granted
Application number
EP10192664A
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English (en)
French (fr)
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EP2330237B1 (de
Inventor
Sylvain Puget
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Staubli Faverges SCA
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Staubli Faverges SCA
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Publication of EP2330237A1 publication Critical patent/EP2330237A1/de
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Classifications

    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
    • D03C3/00—Jacquards
    • D03C3/20—Electrically-operated jacquards
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
    • D03C3/00—Jacquards
    • D03C3/24—Features common to jacquards of different types
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
    • D03C3/00—Jacquards
    • D03C3/24—Features common to jacquards of different types
    • D03C3/32—Jacquard driving mechanisms

Definitions

  • the invention relates to a control system of a Jacquard machine for forming a shed on a loom.
  • the invention also relates to a Jacquard mechanism comprising such a system, and to a loom equipped with such a mechanism.
  • the invention relates to a method of controlling a Jacquard mechanism.
  • a Jacquard machine can have up to 18,000 hooks that must be selectable in a drawing armor. Jacquard looms can currently weave at insertion speeds in excess of 1000 picks per minute. The selection must then be able to take place every 60 ms, whereas a drawing armor can contain several thousands of picks.
  • a control system for the selection of hooks in a Jacquard machine must therefore handle a large amount of information in a very short time. Any selection error results in a defect on the fabric, such an error may be due to a failure of data transmission to the selection devices or the failure of an element of the control system.
  • controller JC a first controller
  • controller of the loom on which the Jacquard and / or mechanical mechanism is mounted.
  • microcontroller which transfers the power supply status to the various electromagnets of the selection devices via electronic cards.
  • CN-A-101054752 proposes a control system of a Jacquard mechanism in which the selection devices are divided into at least two groups fed separately.
  • a master controller can collaborate with sub-controllers that receive and store all the armor information of a drawing. Storing the information of the armor of a drawing must take place prior to weaving and must be done with each change of armor. Important memory capacities must be used, which has a negative impact on the cost price of such a system.
  • Each sub-controller is connected in parallel with the main controller, resulting in a large number of connections, which leads to the risk of errors during the assembly of the control system and, subsequently, in the transmission of the control signals of the control devices. selection.
  • the invention intends to remedy more particularly by proposing a new control system for a Jacquard mechanism whose architecture facilitates assembly and reduces the risk of errors in the transmission of the control signals of the electromagnets. .
  • the invention relates to a system for controlling at least one crowd-forming Jacquard machine comprising electromagnetic selection devices, this system itself comprising a main controller comprising at least one main computer and at least one main memory and at least two secondary controllers each comprising at least one secondary computer and at least one secondary memory, each secondary controller being able to control a group of selection devices.
  • This control system is characterized in that the main controller and the secondary controllers are connected to each other by a loop serial link.
  • the number of connection wires between the main controller and the secondary controllers is reduced.
  • the configuration of the control system that is to say its adaptation to the format of the machine, particularly its number of hooks, can take place by adapting the number of secondary controllers looped.
  • the main controller board should not be equipped with large numbers of connectors, since only two connectors can be used, regardless of the number of secondary controllers.
  • the system architecture also makes it possible to control, from a single main controller, secondary controllers incorporated in two or more Jacquard machines.
  • the invention also relates to a so-called electronic Jacquard mechanism for forming the shed on a loom which is equipped with a control system as mentioned above.
  • the invention also relates to a loom comprising at least one such Jacquard mechanism.
  • such a loom may comprise at least two Jacquard machines each incorporating at least two secondary controllers, while the different secondary controllers of the different Jacquard machines are connected together and to a single main controller by a loop serial link, as mentioned above.
  • the invention relates to a control method of a Jacquard mechanism that can be implemented by means of the system mentioned above.
  • This method is characterized in that at least control signals and / or data signals flow in a loop serial link between the main controller and the secondary controllers.
  • the loom 2 shown very schematically at the figure 1 is equipped with an electronic Jacquard mechanism 4 which controls the vertical movement of rails 6 equipped with eyelets 8 for passing unrepresented warp threads.
  • a device 10 is provided for inserting weft threads into the shed formed by the warp threads passing through the eyelets 8.
  • Electromagnetic selection devices 20 make it possible to select selectively in the high position one or both hooks mounted at the ends of a funicular element.
  • Each selection device 20 comprises an electromagnet 22 supplied with electric current depending on the weave of the fabric being woven on the loom 2. More specifically, an electromagnet 22 is energized when it has to act on a not shown elastically biased lever. in position by a spring, this lever being then moved to retain in the raised position a movable hook.
  • the selection devices 20 may be of variable type, provided that they comprise at least one electromagnetic device to be activated according to the armor.
  • the selection devices 20 are grouped in modules containing eight devices 20 which are powered by a common electronic card 30.
  • Each card 30 supports a control circuit 32 comprising eight unrepresented transistors each having an open collector connected to a terminal of the coil. an electromagnet.
  • the circuit 32 is also connected to a shift register 34 whose outputs control the eight transistors. The switching of these transistors determines the current supply state of each electromagnet.
  • the shift register 34 is connected to a serial input 342 and a serial output 344 which are juxtaposed with the other inputs of the card 30, among which there is a clock input 36, a power supply input 37 electromagnets 22, a voltage input 38 at 16V and a ground connection 39.
  • the card 30 also comprises unrepresented circuits for detecting failure of the operation of the electromagnets 22. These circuits are capable of reversing the contents of the register bit. shifter 34 corresponding to an electromagnet coil 22 in short circuit or cut. They also zero the entire contents of the shift register if overheating is detected on the board 30.
  • the card 30 comprises an ASIC (application specific integrated circuit) not shown which integrates the shift register 34 and the eight transistors.
  • ASIC application specific integrated circuit
  • a secondary controller 40A which comprises an electronic card 42A supporting a computer 44A and a memory 46A RAM type.
  • the computer 44A is of the microprocessor type.
  • the card 42A can support several computers or several memories interconnected with one another.
  • a ribbon of cables 50 connects a group of cards 30 and the card 42A.
  • Several groups of cards 30 are connected in parallel to the card 42A, by means of corresponding cable plies 50, as shown schematically in FIG. figure 1 .
  • the number of cards 30 fed by the same cable ply 50 can be between one and sixteen, while from one to twelve layers of cables can be connected in parallel on the card 42A.
  • the Jacquard mechanism 4 comprises a second secondary controller 40B whose electronic card 42B carries a computer 44B constituted by a microprocessor and an associated RAM 46B.
  • the controllers 40A and 40B are identical.
  • Cable plies 50 connect the board 42B to unrepresented electronic boards 30 which supply electromagnetic selection devices 20 identical to those supplied and controlled by the secondary controller 40B which is partially shown in FIG. figure 1 .
  • the number of secondary controllers, of the type of controllers 40A and 40B incorporated in the mechanism 4 depends on the number of pairs of movable hooks to be controlled. It is usually between two and twelve.
  • Each secondary controller 40A or 40B is supplied with electric current, at a voltage of 16V, from a dedicated corresponding voltage source, 60A or 60B.
  • a main controller 70 is connected to a module 26 of the loom 2 which provides it with an electronic signal S 26 containing information relating to the mode of operation of the loom 2 which can be a normal weaving mode, an emergency stop, a search for picking in slow running, etc.
  • the main controller 70 comprises an electronic card 72 which supports a microprocessor-type computer 74, as well as a memory 76 of the RAM type. Unrepresented means of communication between the computer 74 and the memory 76 are also provided. As a variant, several computers and / or several memories may be supported by the card 72.
  • the controller 70 is also connected to an encoder 48 mounted on a drive shaft of the claw frames of the mechanics 4, which makes it possible to determine the angular position of this shaft in its cycle of rotation.
  • An electronic signal S 48 is supplied to the controller 70 by the encoder 48.
  • the main controller 70 emulates a screen 80 disposed in the vicinity of the loom 2 and to which it is connected by a wired link 82.
  • a first electrical cable 92 connects the card 72 to the card 42A of the secondary controller 40A.
  • a second electrical cable 94 interconnects the cards 42A and 42B.
  • a third electrical cable 96 connects the card 42B to the card 72.
  • a series 90 electrical connection is thus formed between the cards 72, 42A and 42B, this link being in a closed loop.
  • the elements 40A, 40B, 60A and 60B are integrated in the mechanism 4, whereas the elements 70 and 80 are located outside this mechanics, as shown on the figure 1 .
  • the link 90 is of the RS 422 type and suitable connectors are provided respectively at the ends of the cables 92, 94 and 96, on the one hand, and on the corresponding terminals of the cards 72, 42A and 42B.
  • the memory 76 is intended to contain all the information relating to an armor to be made for weaving a fabric. This information concerns all the hooks of the mechanics 4 and the set of picks.
  • the memory 46A is intended, in turn, to contain the relevant armor information for the selection devices 20 powered and controlled by the secondary controller 40A.
  • the memory 46B is provided to hold the relevant weave information for the devices 20 powered and controlled by the secondary controller 40B.
  • the memories 46A and 46B contain only weave information concerning the groups of devices 20 controlled by the secondary controller 40A or 40B to which they belong.
  • the link 90 makes it possible to feed or "load” the memories 46A and 46B with the pertinent data which concerns them.
  • a data signal S 1 is addressed by the controller 70, through the link 90 successively to the secondary controllers 40A and 40B. More specifically, the data signal S 1 is addressed by the controller 70 to the controller 40A through the cable 92. This signal is processed by the computer 44A to extract the data to be loaded into the memory 46A. This signal is then addressed through the cable 94, from the secondary controller 40A to the secondary controller 40B where it is processed by the computer 44B to load the memory 46B. This signal is then redirected towards controller 70. In other words, signal S 1 travels loop 90 from controller 70 to secondary controller 40A, then to secondary controller 40B, and back to controller 70.
  • the signal S 1 enables the computers 44A and 44B to load the memories 46A and 46B with the weave data relating to the current pick and the following two picks, it being understood that the respective contents of the memories 46A and 46B are not erased. as far as the two previous ones are concerned.
  • memories 46A and 46B contain armor information relating to the current pick, the two previous picks and the next two picks.
  • these memories contain only the armor information relating to the current pick, or the current pick and the previous pick.
  • the link 90 also serves to convey control signals for the secondary controllers 40A and 40B. These signals are sent by the main controller 70 to the secondary controllers through the link 90, in the opposite direction of the flow direction of the signal S 1 .
  • the electronic signal S 2 containing the control signals is addressed by the controller 70 to the controller 40B, through the cable 96. It is then operated by the microcomputer 44B. This signal then passes through the cable 94, from the secondary controller 40B to the secondary controller 40A where it is processed by the computer 44A. It finally returns from the secondary controller 40A to the main controller 70 through the cable 92.
  • the protocols for transmitting these signals can be specific and adapted to their nature.
  • an alarm signal S 3 can also pass through the link 90 of each of the secondary controllers 40A or 40B to the main controller 70.
  • the signals exchanged through the link 90 are thus of three types: the data signals S 1 relating to the supply states of the electromagnets 22, the control signals S 2 and the alarm signals S 3 . These signals are transmitted by four differential pairs of conductors forming the cables 92 and equivalent, namely two for the data signals S 1 , one for the control signals S 2 and one for the alarm signals S 3 .
  • the signal transmissions performed through the link 90 satisfy the RS422 standard which allows high throughput and excellent immunity to electromagnetic noise.
  • the data can be encoded in known ways according to the Universal Asynchronous Receiver Transmitter (UART) communication protocol.
  • UART Universal Asynchronous Receiver Transmitter
  • the loop structure of the link 90 allows the advantageous use of the Serial Peripheral Interface (SPI) communication protocol.
  • SPI Serial Peripheral Interface
  • the main controller 70 determines, for each selection device 20 of the mechanical 4, the power state of its electromagnet 22.
  • each secondary controller 40A or 40B always has in its memory 46A or 46B power states of the various devices 20 that it controls for the two picks preceding the current pick, for the current pick and for the next two picks.
  • each secondary controller 40A or 40B sequentially sends the power states to the electromagnets 22 it controls, through the cable plies 50.
  • each secondary controller 40A or 40B sequentially fills the shift registers 34 of the electronic cards 30. connected to it.
  • the controller 70 Since the controller 70 is in direct connection with the angular position sensor 48, it continuously knows the position of the loom, which enables it to transmit in due time the feed order to the different secondary controllers 40A and 40B, under the form of the signal S 2 .
  • the electromagnets 22 are thus activated at the right moment and without fault by the secondary controller 40A or 40B to which they are connected.
  • each secondary controller 40A or 40B recovers the state of the registers 34 of these different cards and can process the detected errors.
  • This processing mainly consists of the secondary controller 40A or 40B to compare the contents of the shift registers that it has just received from the cards 30 compared to the one that it had sent during a previous pick.
  • the secondary controller 40A or 40B is able to diagnose overheating if it finds that the contents of the shift register of the corresponding module has been set to zero.
  • the rank of the shift register concerned makes it possible to precisely locate the faulty module.
  • the secondary controller 40A or 40B is able to diagnose a short-circuited or broken coil.
  • This processing is implemented by the secondary controllers 40A and 40B for each set of selection devices 20 associated with a secondary controller 40A or 40B through a cable layer 50. It is therefore faster than in the case where a single computer should process information relating to all the electromagnets of a Jacquard machine. It can, consequently, be more sophisticated. Thus, a type of defect can be reported without causing the total stop of the trade 2.
  • An error detected by one of the secondary controllers 40A and 40B is signaled by the transmission of an alarm signal S 3 addressed through the link 90 to the main controller 70 which can exploit this signal.
  • the error can be signaled by the controller 70 to the job 2.
  • the main controller 70 can then order without delay the stopping of the loom. Subsequently, it can interrogate by S 2 control signals all the secondary controllers 40A and 40B to obtain information on the nature and the exact location of the failure.
  • the dialogue between the main controller 70 and the secondary controllers 40A and 40B takes place through the link 90, in parallel with the transmission of the power states of the different electromagnets 22 to the different electronic boards 30. It is therefore possible to carry out a consistency check, as explained above.
  • the link 90 is a serial loop link between the different controllers 70, 40A and 40B, the number of connection cables is reduced compared to the known devices, each cable comprising four differential pairs of conductors, as explained above.
  • the adaptation of the control system 100 to the format of the trade 2 and the mechanical 4 takes place by adapting the number of secondary controllers 40A, 40B, ... which are integrated in the control loop.
  • each Jacquard mechanism includes selection devices 20 comprising electromagnets, controlled by common electronic cards 30 and which are controlled by secondary controllers 40A, 40B, 40'A, 40'B each equipped with a microprocessor-type computer 44A, 44B, 44'A, 44'B and a RAM 46A , 46B, 46'A, 46'B.
  • Each secondary controller 40A, 40B, 40'A, 40'B is respectively powered by a dedicated voltage source 60A, 60B, 60'A, 60'B.
  • a single main controller 70 is used and comprises a computer 74 and a memory 76 of RAM type mounted on an electronic card 72.
  • the controller 70 is connected to the different secondary controllers 40A, 40B, 40'A and 40'B by a serial link in a loop 90 which includes a first cable 92 which connects the controller 70 to the secondary controller 40A, a second cable 94 which connects the controller 40A to the controller 40B, a third cable 96 which connects the controller 40B to the controller 40'B, a fourth cable 98 which connects the controller 40'B to the controller 40'A and a fifth cable 99 which connects the controller 40'A to the controller 70.
  • a serial link in a loop 90 which includes a first cable 92 which connects the controller 70 to the secondary controller 40A, a second cable 94 which connects the controller 40A to the controller 40B, a third cable 96 which connects the controller 40B to the controller 40'B, a fourth cable 98 which connects the controller 40'B to the controller 40'A and a fifth cable 99 which connects the controller 40'A to the controller 70.
  • the components 44A, 46A, 44B, 46B, 44'A, 46'A, 44'B and 46'B are respectively mounted on electronic boards 42A, 42B, 42'A, 42'B.
  • the link 90 interconnects the cards 72, 42A, 42B, 42'B and 42'A in this order.
  • a control screen 80 is connected to the controller 70 by a wired link 82.
  • the secondary controllers 40'A and 40'B of the second Jacquard 4 'do not have to function as slaves of those of the first mechanical 4.
  • the configuration of the link 90 is adapted, while maintaining a looped serial architecture.
  • secondary controllers incorporated in a third Jacquard mechanism can be connected in series between the controllers 40B and 40'B.
  • control signals S 2 and the data signals S 1 are transmitted to the different secondary controllers 40A, 40B, etc. in opposite directions of the connection loop 90, it is possible to easily locate a transmission problem.
  • the transfer of design armor information, according to the signal S 1 , between the main controller 70 and the secondary controllers 40A, 40B, 40'A, 40'B ... is performed in masked time of each pick. It is then possible to change armor without stopping the loom 2.
  • the secondary controllers can proceed to compare the contents of the registers of the different electronic cards 30 with respect to the situation of the previous selection, at the end of the transmission of the power states of the current pick. This makes it possible to detect possible faults.
  • the search operations for picks consecutive to a business defect do not require no transfer of immediate data between the main controller 70 and the secondary controllers 40A, 40B, 40'A, 40'B.
  • each Jacquard mechanism comprises two secondary controllers 40A, 40B or 40'A, 40'B.
  • the number of these secondary controllers present within each Jacquard mechanism may be greater than two, for example between three and twelve.
  • the serial link 90 between the secondary controllers within the Jacquard mechanism is performed by means of electrical cables similar to the cables 94 and 99.
  • the invention has been shown in the case where the secondary controllers are integrated in a Jacquard mechanism, while the main controller is disposed outside of this machine.
  • the main controller can be integrated with the or one of the Jacquard machines.
  • the invention also applies to Jacquard mechanisms for carpet weaving, that is to say whose selection devices allow the choice of a position of the arcade among more than two positions.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Looms (AREA)
EP20100192664 2009-11-27 2010-11-26 Kontrollsystem und -verfahren einer Jacquard-Webmaschine, Jacquard-Webmaschine und mit einem solchen System ausgestattete Webmaschine Active EP2330237B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0958438A FR2953224B1 (fr) 2009-11-27 2009-11-27 Systeme et methode de controle d'une mecanique jacquard, mecanique jacquard et metier a tisser equipes d'un tel systeme

Publications (2)

Publication Number Publication Date
EP2330237A1 true EP2330237A1 (de) 2011-06-08
EP2330237B1 EP2330237B1 (de) 2012-10-10

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EP20100192664 Active EP2330237B1 (de) 2009-11-27 2010-11-26 Kontrollsystem und -verfahren einer Jacquard-Webmaschine, Jacquard-Webmaschine und mit einem solchen System ausgestattete Webmaschine

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EP (1) EP2330237B1 (de)
CN (1) CN102094278B (de)
FR (1) FR2953224B1 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103728901A (zh) * 2013-12-18 2014-04-16 浙江羊山纺织机械有限公司 基于多回路数据传输的电子提花机控制系统及方法
CN105159184A (zh) * 2015-07-20 2015-12-16 浙江奇汇电子提花机有限公司 一种提花机控制板及其控制方法
CN105223861A (zh) * 2015-07-20 2016-01-06 浙江奇汇电子提花机有限公司 一种电子提花机控制器及其控制方法
US20170088981A1 (en) * 2015-09-29 2017-03-30 Staubli Lyon Control system for a jacquard mechanism, jacquard mechanism and weaving machine equipped with such a system

Citations (5)

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Publication number Priority date Publication date Assignee Title
EP0214075A1 (de) 1985-08-23 1987-03-11 Staubli-Verdol S.A.R.L. Fachbildungsvorrichtung für eine Webmaschine
EP1559816A2 (de) * 2004-01-29 2005-08-03 Staubli Faverges Fachbildungsvorrichtung, Webmaschine mit einer solchen Vorrichtung und durch diese Vorrichtung ausgeführtes Verfahren
CN101054752A (zh) 2007-04-28 2007-10-17 江苏万工科技集团有限公司 一种电子提花机的控制系统
CN101054749A (zh) 2007-05-15 2007-10-17 江苏万工科技集团有限公司 电磁选针器驱动板及采用该驱动板的电子提花机控制系统
EP1867765A1 (de) * 2006-06-16 2007-12-19 STAUBLI Faverges Vorrichtung zur Jacquardfachbildung, mit einer solchen Vorrichtung versehene Webmaschine und Verfahren zur Fachbildung auf einer solchen Webmaschine

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JPH03119136A (ja) * 1989-10-02 1991-05-21 Murata Mach Ltd 電子ジャカード機の集中管理方式
AU1672795A (en) * 1995-01-23 1996-08-14 Vibeke Vestby Means for use in a loom
CN201107650Y (zh) * 2007-10-15 2008-08-27 张华熊 电子提花控制系统
CN201191369Y (zh) * 2008-05-09 2009-02-04 杭州恒纺数码技术有限公司 一种能实现多任务平行处理的高速电子提花机主控器

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Publication number Priority date Publication date Assignee Title
EP0214075A1 (de) 1985-08-23 1987-03-11 Staubli-Verdol S.A.R.L. Fachbildungsvorrichtung für eine Webmaschine
EP1559816A2 (de) * 2004-01-29 2005-08-03 Staubli Faverges Fachbildungsvorrichtung, Webmaschine mit einer solchen Vorrichtung und durch diese Vorrichtung ausgeführtes Verfahren
EP1867765A1 (de) * 2006-06-16 2007-12-19 STAUBLI Faverges Vorrichtung zur Jacquardfachbildung, mit einer solchen Vorrichtung versehene Webmaschine und Verfahren zur Fachbildung auf einer solchen Webmaschine
CN101054752A (zh) 2007-04-28 2007-10-17 江苏万工科技集团有限公司 一种电子提花机的控制系统
CN101054749A (zh) 2007-05-15 2007-10-17 江苏万工科技集团有限公司 电磁选针器驱动板及采用该驱动板的电子提花机控制系统

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103728901A (zh) * 2013-12-18 2014-04-16 浙江羊山纺织机械有限公司 基于多回路数据传输的电子提花机控制系统及方法
CN103728901B (zh) * 2013-12-18 2016-06-15 浙江羊山纺织机械有限公司 基于多回路数据传输的电子提花机控制系统的控制方法
CN105159184A (zh) * 2015-07-20 2015-12-16 浙江奇汇电子提花机有限公司 一种提花机控制板及其控制方法
CN105223861A (zh) * 2015-07-20 2016-01-06 浙江奇汇电子提花机有限公司 一种电子提花机控制器及其控制方法
US20170088981A1 (en) * 2015-09-29 2017-03-30 Staubli Lyon Control system for a jacquard mechanism, jacquard mechanism and weaving machine equipped with such a system
FR3041662A1 (fr) * 2015-09-29 2017-03-31 Staubli Lyon Systeme de controle d'une mecanique jacquard, mecanique jacquard et metier a tisser equipes d'un tel systeme
EP3150754A1 (de) 2015-09-29 2017-04-05 Staubli Lyon Kontrollsystem einer jacquard-maschine, jacquard-maschine und mit einem solchen system ausgestatteter webrahmen
US10294588B2 (en) 2015-09-29 2019-05-21 Staubli Lyon Control system for a jacquard mechanism, jacquard mechanism and weaving machine equipped with such a system

Also Published As

Publication number Publication date
EP2330237B1 (de) 2012-10-10
FR2953224A1 (fr) 2011-06-03
FR2953224B1 (fr) 2011-12-30
CN102094278A (zh) 2011-06-15
CN102094278B (zh) 2014-10-15

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