EP0922796A1 - Verfahren und Vorrichtung zum Herstellen eines Sägezahndrahtes sowie damit hergestellter Sägezahndraht - Google Patents
Verfahren und Vorrichtung zum Herstellen eines Sägezahndrahtes sowie damit hergestellter Sägezahndraht Download PDFInfo
- Publication number
- EP0922796A1 EP0922796A1 EP19970121612 EP97121612A EP0922796A1 EP 0922796 A1 EP0922796 A1 EP 0922796A1 EP 19970121612 EP19970121612 EP 19970121612 EP 97121612 A EP97121612 A EP 97121612A EP 0922796 A1 EP0922796 A1 EP 0922796A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- wire
- feed device
- teeth
- feed
- sawtooth
- 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.)
- Granted
Links
Images
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
- D01G15/00—Carding machines or accessories; Card clothing; Burr-crushing or removing arrangements associated with carding or other preliminary-treatment machines
- D01G15/84—Card clothing; Manufacture thereof not otherwise provided for
- D01G15/88—Card clothing; Manufacture thereof not otherwise provided for formed from metal sheets or strips
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/929—Tool or tool with support
- Y10T83/9319—Toothed blade or tooth therefor
- Y10T83/9346—Uniformly varying teeth or tooth spacing
Definitions
- the invention relates to a sawtooth wire with a Foot area and a plurality of in the longitudinal direction of the wire arranged one behind the other, starting from the foot area and each teeth having a tooth tip, a method and a Device for producing such sawtooth wires and the Use of such sawtooth wires for processing textile fibers.
- Fig. 4 One for making sawtooth wires at the beginning specified type operable device according to the prior art Technique is shown in Fig. 4.
- This device comprises a feed device 41O mounted on a machine bed 4OO, with which a profile wire 45O along a predetermined Conveyor line 454 is funded.
- the profile wire is 45O pinched between two conveyor rollers 418, one of which is around a perpendicular to the given conveyor line 454 Rotation axis 42O is driven.
- This machining tool 43O includes one in a headstock 434 bearing spindle 436 with a three-phase motor 432 can be driven in the direction indicated by arrow 437 is.
- a punch holder 438 At the front end of spindle 436 is a punch holder 438 non-rotatably attached. With one on the punching tool holder 438 attached punch 44O can cooperate with a stamping die 442 of the machining tool 43O for production of saw teeth material-free spaces from the profile wire 45O can be punched out.
- the three-phase motor 432 is together with the headstock 434, the spindle 436 and the punch die 442 fixed on a base plate 444 in steps of 5 ° with respect to the machine bed 4OO and the feed device 41O is pivotable, such as that marked on the base plate 444 Angle scale 446 indicated.
- a bevel gear 412 non-rotatably attached.
- This bevel gear 412 meshes with the machining tool facing end of a worm wheel 416 rotatably attached bevel gear 414.
- the pair of feed rollers 418 can the worm gear 416, the bevel gear 414, the bevel gear 412 and the Spindle 436 are driven by three-phase motor 432.
- a constant tooth pitch i.e. a constant distance between the tips of successive teeth become.
- the shape of the teeth and the pitch of the teeth so produced Sawtooth wire depends on the position of the base plate 444 with respect to the machine bed 4OO or the feed device 41O, the punching tool used and that of the screw edge 416 cooperating with the gear wheel which can be rotated about the axis of rotation 42O produced gear reduction.
- Type sawtooth wires for machining Textile fibers are used especially at high processing speeds increased staple fiber damage and accumulations of disorderly Fibers, especially short fibers (pilling effect) observed.
- the invention has for its object a sawtooth wire of the beginning to provide the type described, under warranty a high wear resistance while being easier Manufacture a reliable and gentle fiber processing enables, as well as a method and an apparatus to provide such sawtooth wires.
- this object is achieved by sawtooth wires solved, where the distance between the tooth tips two consecutive teeth from the one between the Tooth tips of other successive teeth differ as well by methods and devices for making such Sawtooth wires.
- the desired division course of sawtooth wires according to the invention can be achieved, for example, in that between saw teeth of the same shape, e.g. in pointed form, curved tooth form or flat point shape material-free spaces of different Form are formed.
- material-free spaces between two consecutive Teeth by a number of successively executed Machining operations with a machining tool, in particular Punching tool.
- For the production of such sawtooth wires can create all material-free rooms through one machining process getting produced.
- the processing device it is particularly advantageous for this if the profile wire with the feed device along one specified funding path and the individual processing operations by the processing device at a predetermined Place along the conveyor path.
- the processing device is a rotatable milling spindle can have a punch attached to it the rotary position of the milling spindle with an angle encoder continuously detected and the feed device depending can be controlled from the rotational position thus detected.
- the feed device can be placed on the profile wire Have conveyor roller, the rotational position continuously is detected with a second angle encoder.
- the device shown in Fig. 1 comprises one a machine bed 1OO mounted feed device 110 and a processing tool also mounted on the machine bed 1OO 13O.
- the feed device 110 essentially consists from a servo motor 112, a reduction gear 114 and a pair of feed rollers 116 between which a sawtooth wire 15O is jammed.
- a feed roller of the feed roller pair 116 is mounted directly on the axis of the reduction gear 114, so that the profile wire 15O by rotating this feed roller lengthways in the direction indicated by arrow 152 a predetermined funding path 154 is promoted.
- the machining tool 13O consists essentially of a servo motor 132 and one mounted in a headstock 134 Spindle 136, which with the servo motor 132 in the by Direction arrow 137 is driven. At the front end the spindle 136, a punching tool holder 131 is mounted in a rotationally fixed manner. A punch tool 14O is fastened to the punch tool holder 138, interacting with a punch die 142 for Production of saw teeth material-free spaces from the profile wire 15O can be punched out.
- the servo motor 132, the Headstock 134 and thus also the spindle 136 and the punch die 14O are mounted on a base plate 144 which with respect to the machine bed 1OO and thus also with regard to the feed device 11O is pivotable in steps of 5 °, like indicated by the degree scale labeled 146.
- the servo motor 132 of the machining tool 13O becomes from a controller 16O according to a predetermined program a control line 166 is driven.
- the rotary position the spindle 136 is detected by an angle encoder 162 and passed on to the controller 16O via a line 164.
- the spindle 136 becomes the servo motor 112 of the feed device 11O from controller 16O via a control line 172 controlled.
- the by the operation of the servo motor 112 of the feed device 11O produced feed path of the sawtooth wire 15O along the given conveyor line 154 detected with an angle encoder 168.
- a the detected feed distance representing signal is from the angle encoder 168 via a Line 17O applied to controller 16O. That way continuously monitored whether the according to the given Program depending on the rotational position of spindle 136 the feed distance actually determined by the servo motor 112 via the reduction gear 114 on the profile wire 15O was transferred. In case of deviations from the according to the given Program determined feed distance can occur Control of the servo motor 112 immediately via the control line 172 be adjusted accordingly. That way can determine the angular rotation of the feed roller pair per rotation the spindle 136 can be adjusted continuously. A can Transport of the profile wire between the pair of feed rollers in Steps of O, O1 mm can be realized. With the one just described Operation of the device shown in Fig.l 1 is the servo motor 132 of the machining tool 13O "Master" and the servo motor 112 of the feed device 110 is the "slave".
- the known mechanical coupling between the spindle of the machining tool and the feed device through an electronic coupling replaced.
- This electronic coupling is done with the help of Controller 160 and the predetermined program causes, which Parallel operation of both servomotors 132 and 112, especially in the Start and stop phase is of the utmost importance.
- FIGS. 2a) to 2c) With the device shown in Fig. 1 are sawtooth wires with variable division of those in FIGS. 2a) to 2c) shown type producible.
- These sawtooth wires 10 each have a foot region 12 with a plurality of one behind the other in the longitudinal direction of the wire arranged, starting from the foot area 12 and each a tooth tip 16 having teeth 14.
- Sawtooth wires shown increases the distance between the Tooth tips of successive teeth, i.e. the tooth pitch, initially along a first wire section of predetermined length continuously to then over a second wire section the specified length continuously decrease.
- sawtooth wires with saw teeth in pointed form, curved tooth form or flat pointed form the shape of the material-free spaces 18 between the individual Teeth changed.
- the device can be used Fig. 1 for the manufacture of the individual material-free spaces 18 each a corresponding number of punching operations become.
- Fig. 3 can be produced with the device of FIG. 1 Graduation curves of sawtooth wires are shown.
- 3a) it is possible, for example, according to a predetermined one Program to generate a division course in which the distance between the tips of successive teeth along one Wire section of predetermined length ⁇ l starting from a first predetermined distance up to a second predetermined Distance increases continuously and then from the second predetermined distance to the first predetermined distance decreases continuously, the amount of the difference between successive distances between the tooth tips consecutive Teeth is about constant.
- the division course can also be wavy or can be designed variably.
- the invention is not based on the drawing illustrated embodiments limited. For example it is also possible sawtooth wires according to the invention with different To produce tooth shapes.
- As an alternative to using the Fig. 1 operating mode is also intended to To use servo motor 112 of the feed device 110 as a master and the servo motor 132 of the machining tool 13O to use as a slave.
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Preliminary Treatment Of Fibers (AREA)
- Wire Processing (AREA)
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
- Forging (AREA)
Abstract
Description
- Fig. 1
- eine erfindungsgemäße Vorrichtung zum Herstellen eines Sägezahndrahtes,
- Fig.2a bis 2d
- Ausführungsbeispiele erfindungsgemäßer Sägezahndrähte,
- Fig.3a bis 3c
- mit der Vorrichtung nach Fig. 1 herstellbare Teilungsverläufe von Sägezahndrähten und
- Fig. 4
- eine Vorrichtung zum Herstellen von Sägezahndrähten nach dem Stand der Technik.
Claims (21)
- Sägezahndraht (1O) mit einem Fußbereich (12) einer Mehrzahl von in Längsrichtung des Drahtes hintereinander angeordneten, vom Fußbereich (12) ausgehenden und jeweils eine Zahnspitze (16) aufweisenden Zähnen (14), dadurch gekennzeichnet, daß sich der Abstand (t) zwischen den Zahnspitzen (16) zweier aufeinanderfolgender Zähne (14) von demjenigen zwischen den Zahnspitzen (16) anderer aufeinanderfolgender Zähne (14) unterscheidet.
- Sägezahndraht nach Anspruch 1, dadurch gekennzeichnet, daß sich der Abstand (t) zwischen den Zahnspitzen (16) aufeinanderfolgender Zähne (14) längs eines Drahtabschnittes vorgegebener Länge (δl) kontinuierlich ändert.
- Sägezahndraht nach Anspruch 2, dadurch gekennzeichnet, daß der Abstand zwischen den Zahnspitzen (16) aufeinanderfolgender Zähne ausgehend von einem ersten vorgegebenen Abstand bis zu einem zweiten vorgegebenen Abstand kontinuierlich zunimmt.
- Sägezahndraht nach Anspruch 2 oder 3, dadurch gekennzeichnet, daß der Abstand zwischen den Zahnspitzen (16) aufeinanderfolgender Zähne (14) ausgehend von dem zweiten vorgegebenen Abstand bis zum ersten vorgegebenen Abstand kontinuierlich abnimmt.
- Sägezahndraht nach Anspruch 3 oder 4, dadurch gekennzeichnet, daß der Betrag der Differenz zwischen aufeinanderfolgenden Abständen (t) zwischen den Zahnspitzen (16) aufeinanderfolgender Zähne (14) längs eines Drahtabschnitts vorgegebener Länge (δl) etwa konstant ist.
- Sägezahndraht nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Sägezähne (16) etwa die gleiche Form, z. B. eine Spitzform, Bogenzahnform oder Flachspitzform aufweisen und durch materialfreie Räume (18) unterschiedlicher Form voneinander getrennt sind.
- Sägezahndraht nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß die Sägezähne unterschiedliche Formen, z.B. Morelformen aufweisen und durch materialfreie Räume (18') gleicher Form voneinander getrennt sind.
- Verfahren zum Herstellen eines Sägezahndrahtes nach einem der vorhergehenden Ansprüche, bei dem ein Profildraht zum Herstellen von in Längsrichtung des Drahtes hintereinander angeordneten Sägezähnen bearbeitet wird, dadurch gekennzeichnet, daß durch die Bearbeitung aufeinanderfolgende Sägezähne mit sich voneinander unterscheidenden Spitzenabständen erzeugt werden.
- Verfahren nach Anspruch 8, dadurch gekennzeichnet, daß mit einer Vorschubeinrichtung eine Relativbewegung zwischen dem Profildraht und einer Bearbeitungseinrichtung erzeugt wird und der Profildraht im Verlauf der Relativbewegung durch nacheinander ausgeführte Bearbeitungsvorgänge z.B. Stanzvorgänge, zur Herstellung der Sägezähne bearbeitet wird, wobei die Vorschubeinrichtung gemäß einem vorgegebenen Programm zum Erzeugen unterschiedlicher Bewegungsstrecken zwischen den nacheinander ausgeführten Bearbeitungsvorgängen angesteuert wird.
- Verfahren nach Anspruch 9, dadurch gekennzeichnet, daß der Profildraht mit der Vorschubeinrichtung längs eines vorgegebenen Förderweges gefördert wird und die einzelnen Bearbeitungsvorgänge durch die Bearbeitungseinrichtung an einer vorgegebenen Stelle längs des Förderweges erfolgen.
- Verfahren nach Anspruch 9 oder 1O, dadurch gekennzeichnet, daß die Betriebsstellung der Bearbeitungseinrichtung erfaßt und die Vorschubeinrichtung in Abhängigkeit von der so erfaßten Betriebsstellung angesteuert wird.
- Verfahren nach Anspruch 12, dadurch gekennzeichnet, daß die Bearbeitungseinrichtung eine drehbare Spindel mit einem daran befestigten Stanzwerkzeug aufweist, die Drehstellung der Spindel erfaßt und die Vorschubeinrichtung in Abhängigkeit von der erfaßten Drehstellung angesteuert wird.
- Verfahren nach einem der Ansprüche 1O bis 12, dadurch gekennzeichnet, daß die Vorschubstrecke des Profildrahtes erfaßt und die Vorschubeinrichtung und/oder die Bearbeitungseinrichtung in Abhängigkeit von der erfaßten Vorschubstrecke angesteuert wird.
- Verfahren nach Anspruch 13, dadurch gekennzeichnet, daß die Vorschubeinrichtung eine an den Profildraht anlegbare Förderrolle aufweist, deren Drehstellung erfaßt wird und die Ansteuerung der Vorschubeinrichtung in Abhängigkeit von der so erfaßten Drehstellung der Förderrolle erfolgt.
- Vorrichtung zum Herstellen eines Sägezahndrahtes nach einem der Ansprüche 1 bis 7 mit einem zum Herstellen von in Längsrichtung eines Profildrahtes (15O) angeordneten Sägezähnen (14) betreibbaren Bearbeitungswerkzeug (13O), dadurch gekennzeichnet, daß das Bearbeitungswerkzeug (13O) zum Herstellen aufeinanderfolgender Sägezähne (14) mit sich voneiannder unterscheidenden Spitzenabständen (t) betreibbar ist.
- Vorrichtung nach Anspruch 15, gekennzeichnet durch eine zum Erzeugen einer Relativbewegung zwischen dem Profildraht (15O) und dem Bearbeitungswerkzeug (13O) betreibbare Vorschubeinrichtung (11O) und eine Steuereinrichtung (16O) mit der die Vorschubeinrichtung (11O) gemäß einem vorgegebenen Programm zum Erzeugen unterschiedlicher Bewegungsstrecken zwischen aufeinanderfolgenden Bearbeitungsvorgängen durch das Bearbeitungswerkzeug (13O) ansteuerbar ist.
- Vorrichtung nach Anspruch 16, dadurch gekennzeichnet, daß das Bearbeitungswerkzeug (13O) eine drehbare Spindel (136) und einen die Drehstellung der Spindel (136) erfassenden Winkelcoder (162) aufweist und die Vorschubeinrichtung (11O) in Abhängigkeit von der mit dem Winkelcoder (162) erfaßten Drehstellung einstellbar ist.
- Vorrichtung nach Anspruch 16 oder 17, dadurch gekennzeichnet, daß der Profildraht (15O) mit der Vorschubeinrichtung (11O) längs eines vorgegebenen Förderweges (154) förderbar ist und die einzelnen Bearbeitungsvorgänge an einer vorgegebenen Stelle längs des Förderweges (154) ausführbar sind.
- Vorrichtung nach Anspruch 18, dadurch gekennzeichnet, daß die Vorschubeinrichtung (11O) eine die Vorschubstrecke des Profildrahtes (15O) erfassende Erfassungseinrichtung (168) zugeordnet ist und die Vorschubeinrichtung (11O) und/oder die Bearbeitungseinrichtung (13O) in Abhängigkeit von der Vorschubstrecke ansteuerbar sind.
- Vorrichtung nach Anspruch 19, dadurch gekennzeichnet, daß die Vorschubeinrichtung eine an den Profildraht anlegbare Förderrolle (116) aufweist und die Erfassungseinrichtung einen die Drehstellung der Förderrolle (116) erfassenden zweiten Winkelcoder (168) umfaßt.
- Verwendung eines Sägezahndrahtes nach einem der Ansprüche 1 bis 7 zum Bearbeiten, insbesondere Kadieren und Kämmen von Textilfasern.
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE59707690T DE59707690D1 (de) | 1997-12-08 | 1997-12-08 | Verfahren und Vorrichtung zum Herstellen eines Sägezahndrahtes |
ES97121612T ES2134748T3 (es) | 1997-12-08 | 1997-12-08 | Procedimiento y dispositivo para la fabricacion de alambres con dentado desierra. |
DE29723685U DE29723685U1 (de) | 1997-12-08 | 1997-12-08 | Vorrichtung zum Herstellen eines Sägezahndrahtes sowie damit hergestellter Sägezahndraht |
AT97121612T ATE220431T1 (de) | 1997-12-08 | 1997-12-08 | Verfahren und vorrichtung zum herstellen eines sägezahndrahtes |
EP19970121612 EP0922796B1 (de) | 1997-12-08 | 1997-12-08 | Verfahren und Vorrichtung zum Herstellen eines Sägezahndrahtes |
DK97121612T DK0922796T3 (da) | 1997-12-08 | 1997-12-08 | Fremgangsmåde og anordning til fremstilling af en savtandtråd |
PT97121612T PT922796E (pt) | 1997-12-08 | 1997-12-08 | Processo e dispositivo para o fabrico de um arame provido de dentes de serra |
TW87119170A TW429187B (en) | 1997-12-08 | 1998-11-19 | Process and apparatus for manufacturing a saw-toothed wire as well as the saw-toothed wire made by using the process and apparatus |
ARP980106087 AR009925A1 (es) | 1997-12-08 | 1998-12-01 | Procedimiento para producir un alambre de dientes de sierra y dispositivo para llevarlo a cabo. |
US09/205,471 US6195843B1 (en) | 1997-12-08 | 1998-12-04 | Process and apparatus for manufacturing a saw-toothed wire |
BR9805244A BR9805244A (pt) | 1997-12-08 | 1998-12-08 | Processo e dispositivo para a fabricação de um arame de dente de serra, bem como arame de dente de serra assim produzido. |
JP34806398A JP4237854B2 (ja) | 1997-12-08 | 1998-12-08 | 鋸歯状ワイヤー、鋸歯状ワイヤーの製造方法及びその装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19970121612 EP0922796B1 (de) | 1997-12-08 | 1997-12-08 | Verfahren und Vorrichtung zum Herstellen eines Sägezahndrahtes |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0922796A1 true EP0922796A1 (de) | 1999-06-16 |
EP0922796B1 EP0922796B1 (de) | 2002-07-10 |
Family
ID=8227769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19970121612 Expired - Lifetime EP0922796B1 (de) | 1997-12-08 | 1997-12-08 | Verfahren und Vorrichtung zum Herstellen eines Sägezahndrahtes |
Country Status (11)
Country | Link |
---|---|
US (1) | US6195843B1 (de) |
EP (1) | EP0922796B1 (de) |
JP (1) | JP4237854B2 (de) |
AR (1) | AR009925A1 (de) |
AT (1) | ATE220431T1 (de) |
BR (1) | BR9805244A (de) |
DE (2) | DE29723685U1 (de) |
DK (1) | DK0922796T3 (de) |
ES (1) | ES2134748T3 (de) |
PT (1) | PT922796E (de) |
TW (1) | TW429187B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19936049A1 (de) * | 1999-07-30 | 2001-02-01 | Graf & Co Ag | Rundkamm-Garnitur |
GB2382355B (en) * | 2001-11-21 | 2006-06-21 | Indian Card Clothing Company L | Varying geometry metallic card clothing wire |
ATE425878T1 (de) * | 2005-10-27 | 2009-04-15 | Oce Tech Bv | Drucker mit schneckengetriebener zufuhrwalze |
US8745826B2 (en) | 2010-05-04 | 2014-06-10 | Nv Bekaert Sa | Wire profile for card clothing |
KR101795122B1 (ko) | 2011-11-15 | 2017-11-07 | 그로츠-베케르트 카게 | 금속 카드 와이어 |
CN108486701B (zh) * | 2018-05-22 | 2023-08-15 | 海盐兴达纺针科技有限公司 | 一种多功能针板 |
CN113070935B (zh) * | 2021-03-31 | 2023-03-28 | 浙江中盛新材料股份有限公司 | 一种聚酯薄膜自动化加工系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2435540A1 (fr) * | 1978-09-06 | 1980-04-04 | Hollingsworth John | Garniture metallique de carde et son procede de realisation |
EP0382899A1 (de) * | 1989-02-11 | 1990-08-22 | Staedtler & Uhl | Garnitur für Kämmwalzen, insbesondere für Woll- und Baumwollkämm-Maschinen |
WO1991015605A1 (en) * | 1990-04-04 | 1991-10-17 | Hollingsworth John D | Method and apparatus for making card clothing |
GB2258471A (en) * | 1991-07-29 | 1993-02-10 | Truetzschler & Co | Improvements in and relating to carding elements |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
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US29688A (en) * | 1860-08-21 | Reciprocating saw | ||
US85417A (en) * | 1868-12-29 | Improvement in saws | ||
US2141504A (en) * | 1936-10-20 | 1938-12-27 | Balfour Robert Arthur | Saw teeth |
US2534424A (en) * | 1944-11-17 | 1950-12-19 | Dryden Ernest | Hacksaw blade |
US3005478A (en) * | 1958-10-09 | 1961-10-24 | Laviano Don | Cutting implement |
US4453431A (en) * | 1978-09-06 | 1984-06-12 | Hollingsworth John D | Metallic card clothing and method and apparatus for making same |
US4537096A (en) * | 1978-09-06 | 1985-08-27 | Hollingsworth John D | Metallic card clothing and method and apparatus for making same |
JPS60181326A (ja) * | 1984-02-29 | 1985-09-17 | Iwao Wada | 金属針布 |
SE462523B (sv) * | 1988-11-30 | 1990-07-09 | Sandvik Ab | Saett och anordning foer slipning av saagar |
DE4323364A1 (de) * | 1993-07-13 | 1995-01-19 | Schlafhorst & Co W | Auflösewalze für eine OE-Spinnvorrichtung |
-
1997
- 1997-12-08 DE DE29723685U patent/DE29723685U1/de not_active Expired - Lifetime
- 1997-12-08 ES ES97121612T patent/ES2134748T3/es not_active Expired - Lifetime
- 1997-12-08 DK DK97121612T patent/DK0922796T3/da active
- 1997-12-08 PT PT97121612T patent/PT922796E/pt unknown
- 1997-12-08 AT AT97121612T patent/ATE220431T1/de not_active IP Right Cessation
- 1997-12-08 EP EP19970121612 patent/EP0922796B1/de not_active Expired - Lifetime
- 1997-12-08 DE DE59707690T patent/DE59707690D1/de not_active Expired - Fee Related
-
1998
- 1998-11-19 TW TW87119170A patent/TW429187B/zh active
- 1998-12-01 AR ARP980106087 patent/AR009925A1/es active IP Right Grant
- 1998-12-04 US US09/205,471 patent/US6195843B1/en not_active Expired - Fee Related
- 1998-12-08 JP JP34806398A patent/JP4237854B2/ja not_active Expired - Fee Related
- 1998-12-08 BR BR9805244A patent/BR9805244A/pt not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2435540A1 (fr) * | 1978-09-06 | 1980-04-04 | Hollingsworth John | Garniture metallique de carde et son procede de realisation |
EP0382899A1 (de) * | 1989-02-11 | 1990-08-22 | Staedtler & Uhl | Garnitur für Kämmwalzen, insbesondere für Woll- und Baumwollkämm-Maschinen |
WO1991015605A1 (en) * | 1990-04-04 | 1991-10-17 | Hollingsworth John D | Method and apparatus for making card clothing |
GB2258471A (en) * | 1991-07-29 | 1993-02-10 | Truetzschler & Co | Improvements in and relating to carding elements |
Also Published As
Publication number | Publication date |
---|---|
ATE220431T1 (de) | 2002-07-15 |
JPH11241232A (ja) | 1999-09-07 |
DE29723685U1 (de) | 1999-01-28 |
JP4237854B2 (ja) | 2009-03-11 |
US6195843B1 (en) | 2001-03-06 |
BR9805244A (pt) | 1999-11-16 |
AR009925A1 (es) | 2000-05-03 |
ES2134748T1 (es) | 1999-10-16 |
DE59707690D1 (de) | 2002-08-14 |
ES2134748T3 (es) | 2002-12-01 |
PT922796E (pt) | 2002-11-29 |
DK0922796T3 (da) | 2002-11-04 |
EP0922796B1 (de) | 2002-07-10 |
TW429187B (en) | 2001-04-11 |
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