EP0857652B1 - Verfahren und Vorrichtung zum optoelektronischen Überwachen von Verpackungsmaterial - Google Patents
Verfahren und Vorrichtung zum optoelektronischen Überwachen von Verpackungsmaterial Download PDFInfo
- Publication number
- EP0857652B1 EP0857652B1 EP98100254A EP98100254A EP0857652B1 EP 0857652 B1 EP0857652 B1 EP 0857652B1 EP 98100254 A EP98100254 A EP 98100254A EP 98100254 A EP98100254 A EP 98100254A EP 0857652 B1 EP0857652 B1 EP 0857652B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- blanks
- sensor
- monitoring element
- material web
- region
- 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
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B41/00—Supplying or feeding container-forming sheets or wrapping material
- B65B41/18—Registering sheets, blanks, or webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
- B65B57/02—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of binding or wrapping material, containers, or packages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H43/00—Use of control, checking, or safety devices, e.g. automatic devices comprising an element for sensing a variable
- B65H43/08—Photoelectric devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/176—Cardboard
Definitions
- the invention relates to a method and an apparatus for Manufacture of packs, in particular cigarette packs, from blanks of a packaging material, in particular paper, thin cardboard or the like, being a web of material or individual cuts of the packaging material along a Conveyor track transported and in the area of the conveyor track by optoelectronic monitoring bodies with at least be scanned by a sensor.
- a procedure is for example from EP-A-0 677 444 or EP-A-0 142 129.
- the blanks of the packaging material can be cut either pre-cut the packaging machine provided in blank stacks especially with hinge-lid packs for cigarettes, or cuts are made within the packaging machine of separated from a material web.
- the high demands on the Quality and correct training of the packs require multiple Monitoring and controls of the packaging material.
- the invention has for its object an effective, powerful monitoring of packaging related to suggest using packaging machines that are permanent works flawlessly.
- a device according to claim 3 is also used to achieve the object proposed.
- the monitoring body equipped with sensors serves primarily Line for the detection of defects on the material web or on the Blanks. However, the monitoring bodies can also apply to others Address characteristics of the packaging material, for example Marks attached to the packaging material to control Organs.
- the monitoring bodies work with light signals, in particular with a light beam as a test beam.
- the flawless way of working Such monitoring bodies depend on the fact that the light-emitting and / or light-receiving sensors are in perfect condition. Deposits of dust and prevent or prevent other contaminants the way of working.
- the invention is a permanent in a simple manner automatic cleaning achieved by the packaging material itself, namely through the material web or the individual cuts, which are passed over the sensors below Attachment to the outer, free surface of the same. Through this Contamination is continuously removed or their deposition on the sensors is prevented.
- Material web or blanks are used to carry out the method transported along the conveyor track having guides.
- the monitoring bodies are preferred U-shaped, namely as a so-called fork light barrier with two legs spaced apart, between which the packaging material is passed becomes.
- the sensor in the area of the lower leg is impacted by the packaging material as a result of the system.
- the monitoring organs are according to the invention in a special way trained, namely consist of a solid body with cavities to accommodate optical and possibly electrical conductive organs, which are covered by an investment within the Cavities are fixed.
- FIG. 1 is an advantageous embodiment and application example reproduced, namely the handling of blanks 10 made of packaging material, namely thin cardboard.
- the blanks 10 are those for one Collar of a hinge-lid cigarette pack.
- the otherwise manufactured blanks 10 are along a Conveyor track 11 transported. This can be horizontal or in run on an inclined plane.
- the blanks 10 are in Area of the conveyor track 11 with a small distance from each other transported.
- an endless conveyor namely a Belt conveyor 12 is provided, the above the trajectory of the Blanks 10 is stored.
- the blanks 10 are through a lower strand 13 preferably conveyed continuously.
- the belt conveyor 12 are for this purpose at regular intervals protruding driver 14 arranged from each other, each a blank 10 on one in the conveying direction capture rear edge.
- the blanks 10 are in the area of the conveyor track 11 on one stationary surveillance body 15 moved past. This can do that serve, any errors regarding the design of the blanks 10 determine and possibly an error signal to create.
- the monitoring member 15 can also be the correct one Distance of the blanks 10 or the presence of an uninterrupted Determine row of blanks 10.
- the monitoring member 15 is laterally in the longitudinal center of the Conveyor track 11 positioned stationary. It consists of two sensors 16 and 17, on opposite sides of the trajectory the blanks 10 are positioned, namely above and below the same. One of the sensors is as a transmitter and the others trained as receivers. Between the sensors 16, 17 runs a test beam, namely a light beam that temporarily is interrupted by the blanks 10. The blanks 10 for this purpose are checked with the (edge) Area conveyed between the sensors 16, 17.
- the conveyor track 11 consists of a continuous, plate-shaped Underpass 18.
- the spread blanks 10 lie on conveying surfaces 19 and 20 of the underpass 18. center runs in the conveying direction a groove-like recess 21 for the Entry of the driver 14 of the belt conveyor 12.
- the spread Blanks 10 cover the recess 21.
- the conveyor track 11 are also top guides for the blanks 10 assigned. These are effective in the edge areas of the blanks 10.
- On one side of the conveyor track 11 is an upper guide 22 arranged as a horizontal leg of the underpass 18 is formed and connected to this. Between underpass 18 and top guide 22 is created in the conveying direction Guide gap 23 for the blanks 10.
- the monitoring member 15 is in a recess 25 of the conveyor track 11 positioned, namely the underpass 18 and the upper guide 22nd
- the monitoring member 15 consists of a housing 26. This is fork-shaped here, namely with an upper Leg 27 and a lower leg 28. The one to be monitored Area of the blanks 10 is between the two legs 27, 28 conveyed through.
- the upper sensor 16 lies in one downward sensor surface 29 of the upper leg 27.
- the lower sensor 17 is opposite in the area of a lower, horizontal sensor surface 30 positioned.
- the sensors 16, 17 are via lines 31 and 32 within the Housing 26 connected with a cable 33 or open into this Electric wire.
- the cable 33 emerges from the housing 26 and leads to a source for the test beam, in particular a light source, on the one hand and to an (optoelectronic) evaluation device (not shown) on the other hand.
- lines 31, 32 are preferably glass fiber strands, namely made of (real) glass. These open out in the area of the sensor surfaces 29, 30. Form the ends of the glass fiber strands (lines 31, 32) directly the sensors 16, 17, i.e. transmitter and receiver for the light beam.
- At least one of the sensors 16, 17 is positioned with respect to this on the path of movement of the blanks 10 that they are in contact over the relevant, in this case lower sensor 17 are moved away. Through this rubbing touch of the Blanks 10 with the sensor 17 becomes a permanent, effective one Cleaning the sensor 17 or keeping it free of dust and other deposits guaranteed.
- Adequate, light pressing force of the blanks 10 on the sensor 17 can be reached in various ways. It is sufficient if the blanks 10 are substantially below Dead weight, possibly with a slight deflection the plane of the trajectory, slide over the sensor 17. In the present embodiment this is for this purpose the lower sensor surface 30 as an increase in the area of the movement path the blanks 10 are formed. As shown, that is Sensor surface 30 compared to that specified by the underpass 18 Path of movement of the blanks 10 increased and as a curved Surface trained. The sensor 17 is at the highest Location of the (arc-shaped) sensor surface 30.
- the housing 26 consists of rigid material, especially of metal. Inside the housing 26 are Cavities formed in which the organs and lines of one Monitoring organ 15 arranged and by means of investment are fixed. The monitoring member 15 is accordingly in the Cavities first with the organs and lines for the Implementation of monitoring equipped. After that, the remaining ones Open spaces with an originally flowable, hardening Mass filled, especially with synthetic resin.
- an upper chamber 34 and in the lower leg 28 a lower chamber 35 is formed.
- the chambers 34 and 35 are through an upright channel 36 in a web 37 of the U-shaped Housing 26 connected together.
- a lower one Base 38 is an outlet duct adjoining the interior 39 provided.
- holes 40, 41 which in Area of the sensor surface 29, 30 open. These holes 40, 41 serve for the passage of lines 31, 32 or for arrangement of the sensors 16, 17. runs inside the housing 26 the upper conduit 31 in the upper chamber 34 and upright Channel 36 to the outlet channel 39, namely to the cable 33.
- the lower line 32 leads from the sensor surface 30 via the Chamber 35 for cable 33.
- the housing is for filling the investment material into the cavities 26 provide covers at the top and bottom in the area of the cavities, especially with plastic or metal cover plates, which are pressed onto the investment material before curing and so be connected to this.
- the monitoring member 15 or the housing 26 is in the present Trap attached to the conveyor track 11 with a fastening element, with a fastening bolt 42, which by a laterally offset opening 43 in the web 37 of the housing 26 passes.
- the fastening bolt 42 connects the monitoring element with an upright support leg 44 of the underpass 18th
- Blanks 10 can also have continuous webs of material, too those with printing marks for controlling organs of the packaging machine, be scanned in the manner described. At least one sensor is continuously scanned by the adjacent one Material web cleaned. If the packaging material accordingly is formed, a rough side can face down or facing the sensor to be cleaned.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wrapping Of Specific Fragile Articles (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Controlling Sheets Or Webs (AREA)
- Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
Description
- Fig. 1
- eine Förderbahn für Verpackungsmaterial, nämlich Zuschnitte, in schematischem Grundriß,
- Fig. 2
- die Förderbahn gemäß Fig. 1 im Querschnitt im Bereich eines Überwachungsorgans, bei vergrößertem Maßstab,
- Fig. 3
- eine Einzelheit der Fig. 2, teilweise geschnitten in der Ebene III-III der Fig. 2,
- Fig. 4
- ein in Fig. 3 gezeigtes Überwachungsorgan in Seitenansicht,
- Fig. 5
- das Überwachungsorgan gemäß Fig. 3 im Grundriß,
- Fig. 6
- das Überwachungsorgan gemäß Fig. 5 in einem Vertikalschnitt der Schnittebene VI-VI in Fig. 5.
- 10
- Zuschnitt
- 11
- Förderbahn
- 12
- Gurtförderer
- 13
- Untertrum
- 14
- Mitnehmer
- 15
- Überwachungsorgan
- 16
- Sensor
- 17
- Sensor
- 18
- Unterführung
- 19
- Förderfläche
- 20
- Förderfläche
- 21
- Vertiefung
- 22
- Oberführung
- 23
- Führungsspalt
- 24
- Tragwand
- 25
- Ausnehmung
- 26
- Gehäuse
- 27
- Schenkel
- 28
- Schenkel
- 29
- Sensorfläche
- 30
- Sensorfläche
- 31
- Leitung
- 32
- Leitung
- 33
- Kabel
- 34
- Kammer
- 35
- Kammer
- 36
- Kanal
- 37
- Steg
- 38
- Sockel
- 39
- Austrittskanal
- 40
- Bohrung
- 41
- Bohrung
- 42
- Befestigungsbolzen
- 43
- Öffnung
- 44
- Tragschenkel
Claims (9)
- Verfahren zum Herstellen von Packungen, insbesondere Zigaretten-Packungen, aus Zuschnitten (10) eines Verpackungsmaterials, insbesondere Papier, dünnem Karton oder dergleichen, wobei eine Materialbahn oder einzelne Zuschnitte des Verpackungsmaterials entlang einer Förderbahn (11) transportiert und im Bereich der Förderbahn (11) durch optoelektronische Überwachungsorgane (15) mit mindestens einem Sensor (16, 17) abgetastet werden,
gekennzeichnet durch folgende Merkmale:die Materialbahn oder die Zuschnitte (10) werden unter Anlage an mindestens einem Sensor (16, 17) an dem Überwachungsorgan (15) vorbeibewegt, derart, daß der Sensor (17) durch die Materialbahn bzw. die Zuschnitte (10) durch die gleitende Anlage gereinigt wird. - Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß die Materialbahn oder die Zuschnitte (10) unter Eigengewicht und/oder infolge Ab- bzw. Umlenkung der Materialbahn bzw. Zuschnitte (10) an den Sensor (17) angedrückt werden.
- Vorrichtung zum Herstellen von Packungen, insbesondere Zigaretten-Packungen, aus Zuschnitten (10) eines Verpackungsmaterials, insbesondere Papier, dünnem Karton oder dergleichen, mit einer Förderbahn (11), entlang welcher eine Materialbahn oder einzelne Zuschnitte (10) des Verpackungsmaterials transportierbar sind, vorzugsweise zu einem Faltaggregat, wobei im Bereich der Förderbahn (11) mindestens ein Überwachungsorgan (15) zur optoelektronischen Abtastung der Materialbahn oder Zuschnitte (10) positioniert ist, dadurch gekennzeichnet, daß die Förderbahn (11) und das Überwachungsorgan so ausgebildet sind, daß die Materialbahn bzw. die Zuschnitte (10) während des Transports relativ zum Überwachungsorgan (15) unter Anlage an mindestens einem Sensor (17) des Überwachungsorgans (15) an diesem vorbeibewegbar sind, derart, daß der Sensor (17) durch gleitende Anlage der Materialbahn oder Zuschnitte (10) gereinigt wird.
- Vorrichtung nach Anspruch 3, dadurch gekennzeichnet, daß der Sensor (17) oder die Sensoren im Bereich einer erhöhten Sensorfläche (30) des Überwachungsorgans (15) angeordnet sind, insbesondere im Bereich einer balligen oder gewölbten Sensorfläche (30), wobei der zu reinigende Sensor (17) im höchsten Punkt der Sensorfläche (30) positioniert ist.
- Vorrichtung nach Anspruch 3 oder 4, dadurch gekennzeichnet, daß die Zuschnitte (10) entlang der Förderbahn (11) mindestens im Bereich des Überwachungsorgans (15) auf einer Unterführung (18) aufliegen, wobei die zu reinigenden Sensoren (17) bzw. deren Sensorfläche (30) gegenüber einer Förderfläche (20) der Unterführung (18) erhöht ist, vorzugsweise bei gewölbter Ausbildung der an die Förderfläche (20) anschließenden Sensorfläche (30).
- Vorrichtung nach Anspruch 3 oder einem der weiteren Ansprüche, dadurch gekennzeichnet, daß das Überwachungsorgan (15) als Gabellichtschranke ausgebildet ist, mit einem U-förmigen Gehäuse (26), dessen Schenkel (27, 28) die einander zugekehrten Sensorflächen (29, 30) aufweisen, in deren Bereich die Sensoren (16, 17) angeordnet sind, wobei die Zuschnitte (10) mindestens mit einem Randbereich zwischen den Schenkeln (27, 28) hindurchtransportierbar sind.
- Vorrichtung nach Anspruch 3 oder einem der weiteren Ansprüche, dadurch gekennzeichnet, daß die Abtastung bzw. Überwachung der Zuschnitte (10) mittels Prüflicht erfolgt, welches über innerhalb des Gehäuses (26) des Überwachungsorgans (15) geführte Leitungen (31, 32) aus Glasfasersträngen beschickbar sind, wobei die Leitungen (31, 32) - Glasfaserbündel - an einander gegenüberliegenden Bereichen der Sensorflächen (29, 30) als Sensor (16, 17) münden.
- Vorrichtung nach Anspruch 3 oder einem der weiteren Ansprüche, dadurch gekennzeichnet, daß das Überwachungsorgan (15) bzw. dessen Gehäuse (26) innen (teilweise) als Hohlkörper ausgebildet ist zur Aufnahme von optischen und/oder elektrischen Installationsorganen und daß diese durch eine ursprünglich fließfähige, sich verfestigende Einbettmasse innerhalb der Hohlräume fixiert sind, insbesondere durch Kunstharz.
- Vorrichtung nach Anspruch 8, dadurch gekennzeichnet, daß in dem U-förmigen Gehäuse (26) im oberen Schenkel (27) und im unteren Schenkel (28) jeweils eine Kammer (34, 35) für die Leitungen (31, 32) und in einem Steg (37) ein aufrechter Kanal (36) gebildet sind, wobei an den Kanal (36) im unteren Bereich des Gehäuses (26) ein Austrittskanal (39) für ein Kabel (33) anschließt.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19704718 | 1997-02-07 | ||
DE19704718A DE19704718A1 (de) | 1997-02-07 | 1997-02-07 | Verfahren und Vorrichtung zum optoelektronischen Überwachen von Verpackungsmaterial |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0857652A1 EP0857652A1 (de) | 1998-08-12 |
EP0857652B1 true EP0857652B1 (de) | 2003-06-11 |
Family
ID=7819633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98100254A Expired - Lifetime EP0857652B1 (de) | 1997-02-07 | 1998-01-09 | Verfahren und Vorrichtung zum optoelektronischen Überwachen von Verpackungsmaterial |
Country Status (7)
Country | Link |
---|---|
US (1) | US6038836A (de) |
EP (1) | EP0857652B1 (de) |
JP (1) | JPH1111426A (de) |
CN (1) | CN1091055C (de) |
BR (1) | BR9800571A (de) |
DE (2) | DE19704718A1 (de) |
ES (1) | ES2201342T3 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19817824A1 (de) | 1998-04-21 | 1999-10-28 | Focke & Co | Vorrichtung zum Prüfen von Einheiten aus mehreren Einzelgegenständen, Materiallagen oder dergleichen |
DE19827412A1 (de) * | 1998-06-19 | 1999-12-30 | Focke & Co | Verfahren und Vorrichtung zum Herstellen von Packungen |
FI110720B (fi) * | 2001-04-09 | 2003-03-14 | Metso Paper Automation Oy | Menetelmä ja sovitelma mittalaitteen puhtaanapitämiseksi |
US7763663B2 (en) * | 2001-12-19 | 2010-07-27 | University Of Massachusetts | Polysaccharide-containing block copolymer particles and uses thereof |
DE10246437A1 (de) * | 2002-10-04 | 2004-04-15 | Focke Gmbh & Co. Kg | Verfahren und Vorrichtung zum Erkennen eines Aufreißstreifens an einer Materialbahn |
DE102005059859B4 (de) * | 2005-12-15 | 2013-01-10 | Sensopart Industriesensorik Gmbh | Lichtschranke |
JP4207066B2 (ja) | 2006-08-18 | 2009-01-14 | セイコーエプソン株式会社 | 記録装置 |
JP4241793B2 (ja) | 2006-09-25 | 2009-03-18 | セイコーエプソン株式会社 | 媒体搬送装置 |
DE102008014350B4 (de) * | 2008-03-14 | 2010-06-10 | Leuze Electronic Gmbh & Co Kg | Gabellichtschranke |
FR2961742B1 (fr) * | 2010-06-29 | 2012-08-03 | Sidel Participations | Machine de formage de decoupes en carton |
CN102595820B (zh) * | 2012-03-11 | 2014-09-17 | 郑小玲 | 一种光电感应封装机构 |
US9562325B2 (en) * | 2013-12-27 | 2017-02-07 | Seiko Epson Corporation | Sheet manufacturing apparatus and sheet manufacturing method |
FR3030351B1 (fr) * | 2014-12-19 | 2016-12-30 | Bobst Lyon | Dispositif et procede de controle de la qualite de boites pliables et installation de fabrication comprenant un tel dispositif de controle |
NL2016340B1 (en) | 2016-03-01 | 2017-09-11 | Rexnord Flattop Europe Bv | Method and system for transporting products. |
EP3589566A4 (de) * | 2017-03-01 | 2020-12-30 | Rexnord Industries, LLC | Fördersysteme und -verfahren |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3693313A (en) * | 1970-07-29 | 1972-09-26 | Brown & Williamson Tobacco | Cigarette paper tube manufacture |
CH576242A5 (de) * | 1974-03-13 | 1976-06-15 | Baumgartner Papiers Sa | |
US4085928A (en) * | 1976-01-02 | 1978-04-25 | Arthur Sussman | Folding system with photoelectric detection means |
CS207424B1 (en) * | 1979-05-12 | 1981-07-31 | Bozislav Gersl | Photoelectric scanner of the height of the sheets stack |
US4486098A (en) * | 1982-02-23 | 1984-12-04 | Hauni-Werke Korber & Co. Kg | Method and apparatus for testing the ends of cigarettes or the like |
DE3341539A1 (de) * | 1983-11-17 | 1985-05-30 | Focke & Co, 2810 Verden | Einrichtung zur ueberwachung und steuerung von bahnen in verpackungsmaschinen |
DE3601443A1 (de) * | 1986-01-20 | 1987-07-23 | Gebhard Birkle | Vorrichtung zum fuehren und optischen abtasten von flaechigen objekten |
IT1189918B (it) * | 1986-01-27 | 1988-02-10 | Gd Spa | Dispositivo di controllo della corretta conformazione di elementi a pacchetto |
DE8901733U1 (de) * | 1989-02-15 | 1989-03-30 | Agfa-Gevaert Ag, 5090 Leverkusen | Vorrichtung zur Registrierung von Begußunregelmäßigkeiten |
DE4100239A1 (de) * | 1991-01-07 | 1992-07-09 | Focke & Co | Faltvorrichtung zum herstellen von (zigaretten-)packungen |
US5260583A (en) * | 1991-02-11 | 1993-11-09 | Rye Timothy W | Method and apparatus for detecting edge cracks |
ITBO940153A1 (it) * | 1994-04-12 | 1995-10-12 | Gd Spa | Metodo per il controllo ottico di prodotti. |
DE19607215A1 (de) * | 1996-02-26 | 1997-08-28 | Focke & Co | Verfahren und Vorrichtung zum Herstellen von insbesondere Klappschachteln für Zigaretten |
-
1997
- 1997-02-07 DE DE19704718A patent/DE19704718A1/de not_active Withdrawn
-
1998
- 1998-01-09 ES ES98100254T patent/ES2201342T3/es not_active Expired - Lifetime
- 1998-01-09 DE DE59808662T patent/DE59808662D1/de not_active Expired - Lifetime
- 1998-01-09 EP EP98100254A patent/EP0857652B1/de not_active Expired - Lifetime
- 1998-01-29 US US09/015,392 patent/US6038836A/en not_active Expired - Lifetime
- 1998-02-03 JP JP2234198A patent/JPH1111426A/ja active Pending
- 1998-02-06 BR BR9800571A patent/BR9800571A/pt not_active IP Right Cessation
- 1998-02-06 CN CN98104068A patent/CN1091055C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE19704718A1 (de) | 1998-08-13 |
CN1091055C (zh) | 2002-09-18 |
EP0857652A1 (de) | 1998-08-12 |
JPH1111426A (ja) | 1999-01-19 |
BR9800571A (pt) | 1999-06-01 |
DE59808662D1 (de) | 2003-07-17 |
ES2201342T3 (es) | 2004-03-16 |
CN1191196A (zh) | 1998-08-26 |
US6038836A (en) | 2000-03-21 |
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