EP2452001B1 - Dispositif pour la formation d'un ruban de fibres - Google Patents

Dispositif pour la formation d'un ruban de fibres Download PDF

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Publication number
EP2452001B1
EP2452001B1 EP10732257.0A EP10732257A EP2452001B1 EP 2452001 B1 EP2452001 B1 EP 2452001B1 EP 10732257 A EP10732257 A EP 10732257A EP 2452001 B1 EP2452001 B1 EP 2452001B1
Authority
EP
European Patent Office
Prior art keywords
roller
press
nip
pair
rollers
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.)
Not-in-force
Application number
EP10732257.0A
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German (de)
English (en)
Other versions
EP2452001A1 (fr
Inventor
Ueli Stutz
Daniel Sommer
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.)
Maschinenfabrik Rieter AG
Original Assignee
Maschinenfabrik Rieter AG
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.)
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Publication date
Application filed by Maschinenfabrik Rieter AG filed Critical Maschinenfabrik Rieter AG
Publication of EP2452001A1 publication Critical patent/EP2452001A1/fr
Application granted granted Critical
Publication of EP2452001B1 publication Critical patent/EP2452001B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G19/00—Combing machines
    • D01G19/06—Details
    • D01G19/14—Drawing-off and delivery apparatus
    • D01G19/18—Roller, or roller and apron, devices, e.g. operating to draw-off fibres continuously
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G19/00—Combing machines
    • D01G19/06—Details
    • D01G19/14—Drawing-off and delivery apparatus
    • D01G19/16—Nipper mechanisms
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G19/00—Combing machines
    • D01G19/06—Details
    • D01G19/28—Air draught or like pneumatic arrangements

Definitions

  • the invention relates to a device for forming a sliver of a formed at a Kämmstelle a comber nonwoven fabric according to the preamble of the main claim.
  • a device known wherein the, withdrawn from a take-off device and combed fiber packets for web formation on a, associated with a vacuum source screen drum are discharged.
  • the screen drum is provided with a drive and conveys the formed nonwoven fabric in the direction of a nip of a pair of withdrawal rollers over which the nonwoven fabric is removed from the screen drum and fed to a subsequent hopper for compaction and summary to a sliver.
  • the compacted fiber material is fed to a driven calender roller pair, wherein a further compression of the now present sliver takes place.
  • the invention now has the task of proposing a device for forming a sliver of non-woven fabric on a comber, which improves the known solutions and a compact and inexpensive device is achieved while reducing the required drive axles.
  • This object is achieved by proposing that the nonwoven fabric - as seen in the conveying direction - is transferred to the funnel and the subsequent press roller pair following the nip of the roller pair in the area of the peripheral surface of the driven roller and one of the press rollers of the press roller pair rotatably and coaxially the driven roller is arranged.
  • the press roller may be connected directly to the driven roller or fixed against rotation on the drive axle of the driven roller.
  • the term “funnel” is generally to be understood as a “compaction element” in order to combine a fiber mass into a sliver, which in this case is fed to a subsequent calender roller pair for further compaction.
  • the funnel takes over by an appropriate shape design and the task of feeding the sliver exactly the nip of the calender roll pair.
  • the guide means has at least one side guide which projects into the conveying path of the fiber fleece and which extends at an acute angle to the axis of rotation of the driven roller to the hopper ,
  • guide means extending in the region of the peripheral surface also includes those solutions in which the guide means do not exactly follow the contour of the peripheral surface of the driven roller. This will be explained in more detail in the following embodiments.
  • the guide means be provided with a lower guide surface which extends in the area of the peripheral surface of the driven roller and the non-woven fabric on its Bottom supports during transfer to hopper.
  • the hopper and the guide means are interconnected. It is advantageous if the funnel and the guide means are formed as a molded part of one piece.
  • the one-piece molded part can be produced as a molded part made of plastic, whereby the shape is freely designable.
  • the press roll mounted on the roll is secured to one end of the roll which is outside the area of the nip.
  • the take-off area through the funnel is outside the supplied width of the fleece, whereby a complete distribution of the solder joints is made possible (as in the example of DE 103 00 317 A1 has been described).
  • the rotatably mounted press roll which forms the press roll pair with the press roll mounted on the roll, is mounted so as to be movable transversely to its axis of rotation and is acted upon by a spring element in the direction of the press roll fastened on the roll.
  • At least one sensor which scans the movement of the movably mounted press roll, it is possible to provide a continuous monitoring of the sliver formed.
  • a control unit is provided to evaluate the output from the sensor to the control unit signal for determining mass nonuniformity (CV value).
  • CV value mass nonuniformity
  • press rollers are provided on their outer circumference with gear-like elevations that engage in the working position of the press rolls form-fitting, is allowed that only one of the press rolls must be driven by a drive means, while the second press roll on the gear-like elevations of the driven first press roll safely entrained, or is driven. Thus, it is also excluded that a slip occurs between the two press rolls, which could have a negative effect on the quality of the sliver.
  • the elevations have a rounded and sinusoidal shape.
  • the driven roller of the pair of rollers may be a screen drum connected to a vacuum source, to which discontinuously fed fiber packets are removed from a combing and tear-off device to form a nonwoven fabric.
  • the combing and tear-off device consists of a nipper unit, which is associated with a combing cylinder, which is provided on its circumference with a combing segment and a tear-off segment, wherein the tear-off segment with a deliverable tear-off a Can form clamping point.
  • the comber can be equipped with more than eight juxtaposed Kämmstellen, z. B. with up to 32 Kämmstellen.
  • Fig. 1 shows a schematic side view of a Kämmstelle, or a combing head of a comber, which was omitted for clarity reasons on the presentation of the pivot arms for the nipper unit Z, the brush roller for cleaning the combing cylinder 10 and the casing for the suction.
  • the combing machine has a large number of adjacent combing points.
  • the embodiment is limited only to the representation of one of these Kämmstellen.
  • the nipper unit (short "pliers" called) to arrange stationary, wherein to form the nip KS only the upper nipper knife 3 with respect to a fixed pliers plate 2 moves.
  • a reciprocating pliers Z (see double arrow) is assumed, wherein the drive for the oscillatory movement of a gear G is made, which is connected via the schematically illustrated drive path 8 with the pivot axis 4 of the frame R of the pliers Z.
  • a rotatably mounted feed roller 5 is arranged, which is connected to an intermittent drive, not shown, and for supplying a cotton W (or slivers) to the clamping point KS of the forceps.
  • the pliers Z is in a rear position and is closed.
  • the end of the wadding projecting beyond the clamping point KS (fiber tuft FB) is combed out through the clothing of a combing segment 11, which extends over a partial region of the circumference of a combing cylinder 10.
  • the combing cylinder 10 is rotatably mounted in the machine frame MS via the axis 13 and is driven by the gear G via the drive path 14 shown schematically.
  • the drive of the transmission G is carried out by a schematically illustrated main motor M, which communicates with a control unit ST via the line 44 in connection.
  • a tear-off segment 12 is mounted on the combing cylinder 10, which in conjunction with a displaceably mounted Abwalwalze 15 (see double arrow) performs the demolition of the combed fiber tuft FB, as will be described below.
  • a sieve drum 17 Adjacent to the combing cylinder 10, a sieve drum 17 is arranged, which is rotatably supported via an axis 18 via the bearings 19 and 20 in the machine frame MS, such. B. from the Fig. 2 and the Fig. 3 can be seen.
  • the drive of the screen drum 17 via a drive wheel A3 ( Fig. 3 ), which is non-rotatably mounted on the axle 18 and via a schematically illustrated drive path AE with the gear G is in driving connection (not shown).
  • pivotable flap 22 is arranged, which has the task, depending on the position, the combed out components and the torn off fiber packets to conduct accordingly. This should be avoided in particular that Seaklammtes material (noils, nits, dirt) enters the range of the drum 17. A detailed description of the function of this flap is z. In the published WO 2008/011733 A1 refer to.
  • this publication is to be taken from a corresponding embodiment of a screen drum, wherein within the screen drum still another, rotatably mounted cylinder is provided with openings in order to control the air flows during the tearing off and soldering process.
  • a simple screen drum 17 is shown, in the interior of which a stationary cover element 28 is arranged, which seals off the region of the screen drum, in which the fiber web V formed on the screen drum 17 is removed from the screen drum.
  • the interior of the screen drum 17 is connected via the line 26 to a vacuum source 25, via which a negative pressure is generated within the screen drum.
  • a pressure roller 30 is rotatably mounted, which z. B. rests on its own weight on the circumference of the sieve drum.
  • the pressure roller may be mounted in corresponding guides in the machine frame MS in the direction of the circumferential surface of the screen drum.
  • the bearing of the pressure roller is mounted in pivot arms whose pivot axes are axially parallel to the axis of the screen drum 17 and stored in the machine frame MS.
  • the pressure roller 30, together with the screen drum 17, forms a nip 31 for the fiber web V guided between the screen drum and the pressure roller.
  • the nip 31 extends over the width B of the fiber web V guided on the outer circumference U of the screen drum 17.
  • the pressure roller can, for. B. be provided on its outer circumference with a rubber coating and is placed on the driven screen drum 17 and the web V via friction in rotational movement.
  • a guide element 31 is attached downstream of the clamping point 31, via which the fiber fleece V (called “fleece” for short) is brought together laterally and delivered to a fleece funnel 39 ("hopper" for short).
  • the sheet-like web V is combined to form a sliver F1, which for further compression following the funnel 39 through the nip KK of a press roller pair K is passed through ( Figure 4 ).
  • the press roll pair will be referred to in the following description as "calender roll pair K" with the calender rolls K1 and K2.
  • the guide element 31 has a lower guide surface 37, which extends over a partial region of the circumference U of the sieve drum 17 and, as in the sectional view AA (FIG. Fig. 3 ) in Fig. 4 is shown, the shape of the circumference of the screen drum 17 is adjusted. Between the circumference U of the screen drum 17 and the guide surface 37 is only a small distance, which only ensures that the guide member 31 does not drag on the circumference U of the screen drum.
  • the guide element 37 is fixedly connected to the machine frame MS via fastening elements, not shown, and is thus held in a fixed position relative to the circumferential surface U of the screening drum 17.
  • the guide member 33 is provided with side guides 34 and 35, which are connected to the lower guide surface 37 and extend from the latter - with respect to the axis 18 of the screening drum 17 - to the outside ,
  • These side guides 34, 35 could also be arc-shaped, as seen in cross-section, in order to support the "curling-in" of the fleece edges as far as the transfer to the hopper.
  • the side guide 34 on which the web V first hits after leaving the nip 31, is provided with an arc R1, which merges into a straight portion 36 which extends under a sloping winding ⁇ to the hopper 39.
  • the opposite side guide 35 has first a straight portion 38 which has at an angle ⁇ with respect to the axis 18 of the screen drum 17, which opens into an arcuate portion R2, via which the second web edge is fed to the hopper 39. Also, the cross section of the side guide 35 may be arcuate.
  • the funnel 39, the guide surface 37 and the side guides 34, 35 made of one piece, which z. B. can be made of a plastic injection molded part.
  • the hopper 39 is provided with downwardly extending side guides 41, 42, which the lateral guidance of the im Take funnel 39 combined fiber fleece up to the nip KK a subsequent Kalanderwalzenpases K.
  • Fig. 4a In the schematic view of Fig. 4a becomes a subsection of Fig. 4 shown, wherein the guide surface 37 'for the web V is not as in Fig. 4 the outer shape of the circumference of the screen cylinder 17 is adapted, but extends at an angle ⁇ to the tangent Tg of the screen drum 17 and opens into the hopper 39.
  • one of the calender rolls K1 of Kalanderwalzenpases K rotatably and coaxially mounted on the screen drum 17 and is located outside the area in which the web V extends with the width B in the feed to the nip 31.
  • the second calender roll K2 is rotatably mounted via the bearing L1 in a pivot arm 49, which is mounted pivotably about a pivot axis 51 on the machine frame MS.
  • the pivot arm 49 and thus the calender roll K2 is loaded in the direction of the calender roll K1 by a spring 50, which is supported on the machine frame MS.
  • a pressure is exerted on the fiber material located in the nip KK of the calender rolls K1, K2 and this is further compressed in order to increase the adhesive force.
  • a bellows cylinder can be used instead of the spring 50 shown here z. B. also a bellows cylinder can be used.
  • the pivoting movement of the calender roll K2 in the direction of the calender roll K1 can be limited by attaching corresponding end stops (not shown) in order to prevent complete seating of the calender roll K2 on the calender roll K1.
  • the movement of the swivel arm 49 is monitored by a sensor 47 fixedly attached to the machine frame MS, the signals of which are transmitted via the line 48 to the central control unit ST. In the control unit ST, these signals are evaluated on the basis of existing programs.
  • the Pivoting movement of the pivoting lever 49 By scanning the Pivoting movement of the pivoting lever 49, the movement of the calender roller K2 is scanned, which is caused by the mass fluctuations of the guided through the nip KK fiber material.
  • the representation can z. B. on a display AZ (eg., A screen), which is connected to the control unit ST.
  • an additional warning light can be triggered via the control unit ST and the corresponding combing point can be stopped.
  • the calender roll K2 is driven by a drive wheel A2, which is in drive connection with the drive wheel A1 via a belt ZR (eg toothed belt).
  • the belt ZR is tensioned by tensioners, not shown, to compensate for the movements between the axes of the calender rolls K1, K2. Also conceivable is the use of gear drives.
  • the drive wheel A2 is rotatably mounted on the axis 29, which is fixedly connected to the calender roll K2.
  • the axis 29 is, as schematically indicated, stored in the bearing point L1, which is located in the pivot arm 49.
  • the drive wheel A1 is mounted on the axis 18 of the screen drum 17, which at the same time also represents the drive axis of the calender roll K1, since the calender roll is connected coaxially and fixedly to the screen drum 17.
  • an additional axis for the calender roll K1 is saved and ensures an absolute synchronization between the screen drum 17 and the calender roll K1.
  • the axis 18 of the screening drum 17 is rotatably supported by the bearings 19, 20 in the machine frame MS.
  • a further drive wheel A3 is rotatably mounted on the axis 18, which is connected via a schematically illustrated drive element AE with the gear G in drive connection.
  • a further embodiment is also possible, wherein the calender roll K2 is not actively driven directly (as shown) via the belt transmission A1, A2 and ZR by the driven axle 18, but via friction under the action of the spring load (50) from the driven calender roller K1 is set in rotary motion.
  • a further variant for the drive of the calender roll K2 is shown.
  • the calender rolls K1 and K2 are on their Outer circumference with a sinusoidal profiling 54, and 55, respectively, which mesh in the operating position shown, in the region of the implementation of the fiber material, a gear like.
  • the freely rotatable about the axis 18 rotatably mounted calender roll K2 is driven by the calender roll K1, which is in driving connection with the gear G.
  • no special drive elements for the calender roll K2 are necessary, as in the embodiment of the Fig. 3 will be shown.
  • the tear-off segment 12 was moved by the rotational movement of the combing cylinder 10 during the forward movement of the pliers Z in the area below the tear-off roller 15.
  • the area of the transfer, as well as the area above the sieve drum 17, can be provided with corresponding casings (not shown) in order to be able to precisely control the air flows which are necessary for the transfer and the soldering process.
  • the screen drum 17 is driven at a constant speed and moves the web V on its circumference U to the nip 31 between the pressure roller 30 and the screen drum 17. After leaving the nip 31, the web V reaches the lower guide surface 37 of the guide member 33 and hits on the side guide 34, on which it is transferred under the action of the sheet R1 by the oblique arrangement (angle ⁇ ) of the straight portion 36 to the hopper 39.
  • the arranged on the opposite side further side guide 35 with its straight portion 38 (angle ⁇ ) and the arc R2 supports the transfer of the opposite web edge to the hopper 39.
  • the transferred to the hopper 39 fleece is thereby summarized and compacted and is the hopper to the nip KK of a subsequent and driven Kalanderwalzencru K (K1, K2) transferred.
  • This transfer is supported by the existing side guides 41, 42, which are attached to the hopper 39.
  • a lateral deflection of the fiber material is prevented before it enters the terminal point KK, where it is further compressed.
  • the mass fluctuations of the fiber material guided through the clamping point KK can be detected and monitored by the pivotably mounted calender roller K2 by scanning the pivoting movement via the sensor 47.
  • a tape storage can be provided to deposit the sliver formed on the drafting unit in a pot.
  • the table T can also be powered by a conveyor, z. B. consist of a conveyor belt.
  • the number of transported on the conveyor table slivers F1 to F6 is only to be understood as an example. It can also be a much larger number of combs (more than 12) arranged next to each other, which also a larger number of slivers is fed to the following drafting. Also, a number of up to 48 adjacent Kämmstellen is possible.
  • the device proposed according to the invention is particularly advantageous for a combing machine with a large number (> 10) of adjacent combing points, in which the width of the nonwoven to be grasped is lower than is the case with conventional combing machines.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)

Claims (14)

  1. Dispositif pour former un ruban de fibres (F1) à partir d'un voile de fibres (V) qui est formé au niveau d'une zone de peignage (1) d'une peigneuse et qui est acheminé à une zone de pincement (31) d'une paire de rouleaux (17,30) qui est composée d'un rouleau (17) relié à un entraînement et d'un rouleau de pression (30) et - vu dans la direction du transport (F) - le voile de fibres est condensé à la suite de la région de pincement (31) et acheminé à travers un entonnoir (39) à une paire de rouleaux de pression (K) reliée à un entraînement (G, M), caractérisé par le fait que le voile de fibres (V) - vu dans le sens du transport (F) - à la suite de la zone de pincement (31) de la paire de rouleaux (17, 30) dans la région de la surface circonférentielle (U) du rouleau entraîné (17), est transféré à l'entonnoir (39) et à la paire de rouleaux de pression (K) qui y fait suite et l'un des rouleaux de pression (K1) de la paire de rouleaux de pression (K) est monté solidairement en rotation et coaxialement sur le rouleau entraîné (17).
  2. Dispositif selon la revendication 1, caractérisé par le fait qu'entre la zone de pincement (31) de la paire de rouleaux (17, 30) et l'entonnoir, est disposé au moins un moyen de guidage (33) du voile de fibres (V) qui est fixe et qui s'étend dans la région de la surface circonférentielle (U) du rouleau entraîné (17).
  3. Dispositif selon la revendication 2, caractérisé par le fait que le moyen de guidage (33) présente au moins un guidage latéral (34) qui est engagé dans le trajet de transport du voile de fibres (V) et qui s'étend jusqu'à l'entonnoir (39) en formant un angle aigu (α) avec l'axe de rotation (18) du rouleau entraîné (17).
  4. Dispositif selon la revendication 3, caractérisé par le fait que le moyen de guidage (33) est muni d'une surface de guidage inférieure (37) qui s'étend dans la région de la surface circonférentielle (U) du rouleau entraîné (17) et qui donne appui au voile de fibres (V) sur sa face inférieure lors du transfert à l'entonnoir (39).
  5. Dispositif selon l'une des revendications 2 à 4, caractérisé par le fait que l'entonnoir (39) et le moyen de guidage (33) sont solidaires l'un de l'autre.
  6. Dispositif selon la revendication 5, caractérisé par le fait que l'entonnoir (39) et le moyen de guidage (33) sont constitués par une pièce moulée d'un seul tenant.
  7. Dispositif selon l'une des revendications 1 à 6, caractérisé par le fait que le rouleau de pression (K1) qui est fixé au rouleau (17) est fixé à une extrémité du rouleau (17) qui se trouve en dehors de la région de la zone de pincement (31).
  8. Dispositif selon l'une des revendications 1 à 6, caractérisé par le fait que le rouleau de pression monté rotatif (K2) qui forme la paire de rouleaux de pression (K) avec le rouleau de pression (K1) fixé au rouleau (17) est monté mobile transversalement à son axe de rotation (18) et est sollicité au moyen d'un élément élastique (50) en direction du rouleau de pression (K1) fixé au rouleau (17).
  9. Dispositif selon la revendication 8, caractérisé par le fait qu'il comprend au moins un capteur (47) qui palpe le mouvement du rouleau de pression (K2) monté de façon mobile.
  10. Dispositif selon la revendication 9, caractérisé par le fait qu'il comprend une unité de commande (ST) destinée à interpréter le signal transmis par le capteur (47) à l'unité de commande pour déterminer une irrégularité de masse (indice CV).
  11. Dispositif selon l'une des revendications 8 à 10, caractérisé par le fait que les rouleaux de pression (K1, K2) sont munis sur leur circonférence extérieure de protubérances du genre des roues dentées qui engrènent entre elles par sûreté de forme dans la position de travail des rouleaux de pression.
  12. Dispositif selon la revendication 11, caractérisé par le fait que les protubérances présentent une forme arrondie et sinusoïdale.
  13. Dispositif selon l'une des revendications 1 à 4, caractérisé par le fait que le rouleau entraîné (17) de la paire de rouleaux (17, 30) est un tambour perforé (17) qui communique avec une source de dépression (25) et auquel des paquets de fibres peignées par un dispositif peigneur et arracheur (Z, 10, 15) sont acheminés de façon discontinue pour la formation d'un voile de fibres (V).
  14. Dispositif selon la revendication 13, caractérisé par le fait que le dispositif peigneur et arracheur (Z, 10, 15) est constitué par un groupe de pinces (Z) auquel est associé un cylindre peigneur (10) qui est muni sur sa circonférence d'un segment pelgneur (11) et d'un segment arracheur (12), le segment arracheur (12) pouvant former une zone de pincement avec un rouleau arracheur (15) qui peut en être rapproché.
EP10732257.0A 2009-07-10 2010-07-06 Dispositif pour la formation d'un ruban de fibres Not-in-force EP2452001B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH01077/09A CH701420A2 (de) 2009-07-10 2009-07-10 Vorrichtung zur Bildung eines Faserbandes.
PCT/CH2010/000173 WO2011003216A1 (fr) 2009-07-10 2010-07-06 Dispositif pour la formation d'un ruban de fibres

Publications (2)

Publication Number Publication Date
EP2452001A1 EP2452001A1 (fr) 2012-05-16
EP2452001B1 true EP2452001B1 (fr) 2013-11-06

Family

ID=42735845

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10732257.0A Not-in-force EP2452001B1 (fr) 2009-07-10 2010-07-06 Dispositif pour la formation d'un ruban de fibres

Country Status (5)

Country Link
EP (1) EP2452001B1 (fr)
JP (1) JP5518189B2 (fr)
CN (1) CN102471948B (fr)
CH (1) CH701420A2 (fr)
WO (1) WO2011003216A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2913428A1 (fr) 2014-02-27 2015-09-02 Maschinenfabrik Rieter Ag Peigneuse dotée d'un dispositif de fabrication de non-tissé

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH714583A1 (de) * 2018-01-23 2019-07-31 Rieter Ag Maschf Antriebsvorrichtung für eine Kämmmaschine.
DE102018122276B4 (de) * 2018-09-12 2021-02-11 TRüTZSCHLER GMBH & CO. KG Kämmmaschine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN172069B (fr) * 1987-12-24 1993-03-27 Rieter Ag Maschf
CH675886A5 (fr) 1988-11-23 1990-11-15 Rieter Ag Maschf
DE19629798B4 (de) * 1995-07-26 2009-12-24 Maschinenfabrik Rieter Ag Kämmmaschine
DE10300317A1 (de) * 2003-01-09 2004-07-22 Maschinenfabrik Rieter Ag Vorrichtung und Verfahren zum Verdichten eines Faservlieses
DE502005004034D1 (de) * 2004-08-05 2008-06-19 Rieter Ag Maschf Kämmmaschine.
CN101495685B (zh) 2006-07-25 2011-01-26 里特机械公司 精梳机

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2913428A1 (fr) 2014-02-27 2015-09-02 Maschinenfabrik Rieter Ag Peigneuse dotée d'un dispositif de fabrication de non-tissé

Also Published As

Publication number Publication date
EP2452001A1 (fr) 2012-05-16
CN102471948B (zh) 2014-06-18
WO2011003216A1 (fr) 2011-01-13
CH701420A2 (de) 2011-01-14
JP5518189B2 (ja) 2014-06-11
JP2012532256A (ja) 2012-12-13
CN102471948A (zh) 2012-05-23

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