EP0835632B1 - Dispositif réglable de connexion électrique pour tuyau télescopique d'aspirateur - Google Patents

Dispositif réglable de connexion électrique pour tuyau télescopique d'aspirateur Download PDF

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Publication number
EP0835632B1
EP0835632B1 EP97112695A EP97112695A EP0835632B1 EP 0835632 B1 EP0835632 B1 EP 0835632B1 EP 97112695 A EP97112695 A EP 97112695A EP 97112695 A EP97112695 A EP 97112695A EP 0835632 B1 EP0835632 B1 EP 0835632B1
Authority
EP
European Patent Office
Prior art keywords
current conduction
tubular member
conduction device
cable
vacuum cleaner
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP97112695A
Other languages
German (de)
English (en)
Other versions
EP0835632A3 (fr
EP0835632A2 (fr
Inventor
Vladimir Sykora
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Bosch und Siemens Hausgeraete GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE1996132624 external-priority patent/DE19632624A1/de
Priority claimed from DE1996138976 external-priority patent/DE19638976A1/de
Application filed by BSH Bosch und Siemens Hausgeraete GmbH filed Critical BSH Bosch und Siemens Hausgeraete GmbH
Publication of EP0835632A2 publication Critical patent/EP0835632A2/fr
Publication of EP0835632A3 publication Critical patent/EP0835632A3/fr
Application granted granted Critical
Publication of EP0835632B1 publication Critical patent/EP0835632B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/24—Hoses or pipes; Hose or pipe couplings
    • A47L9/242—Hose or pipe couplings
    • A47L9/246—Hose or pipe couplings with electrical connectors
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/24—Hoses or pipes; Hose or pipe couplings
    • A47L9/242—Hose or pipe couplings
    • A47L9/244—Hose or pipe couplings for telescopic or extensible hoses or pipes

Definitions

  • the invention relates to an adjustable power transmission device for a vacuum cleaner telescopic tube.
  • the invention is therefore based on the object of an adjustable power transmission device to create a vacuum cleaner tube designed as a telescopic tube.
  • Power transmission device are also adjusted when adjusting the telescopic tube by these tubular parts are pushed or pulled apart accordingly.
  • the sliding contacts slide along the electrically conductive tracks, so that the Power supply both during the adjustment and after the adjustment of the Pipe sections of the telescopic tube is guaranteed.
  • These are for the power supply necessary plug and line parts are concealed in the tubular parts.
  • This tubular parts are detachably coupled to the telescopic tube. That is the possibility given such an adjustable power transmission device even later to attach a telescopic tube provided with the corresponding coupling elements.
  • a high stability is achieved in that the one tubular part as circumferential closed tube, in particular square tube, is formed, and on its inner walls at least two electrically conductive metal strips are provided.
  • the electrical elements can be assembled before joining the two rails can be attached to the rails unhindered.
  • the power transmission device can be attached to a telescopic tube in a simple manner Way in that the one tubular part provided at both ends with coupling elements is, with corresponding coupling elements provided on the telescopic tube match.
  • the coupling elements can be U-shaped at both ends as the coupling elements Rail of a tubular part facing outward ribs provided be inserted into the groove-like recesses provided on the vacuum cleaner telescopic tube are.
  • a structurally simple plug-in device results from the fact that on one End of the inner U-shaped rail in the holes of the two opposite Leg pins of the rail connecting cross bar guided contact pins are provided.
  • the contact pins can be U-shaped before joining the two Rails are inserted into the holes in the cross bar.
  • the contact connection of the contact pins is made when joining the two U-shaped Rails produced automatically in that the contact pins are provided with connecting lugs are provided by a pressure member provided on the outer U-shaped rail are pressed against the electrically conductive tracks.
  • the pressure member can also simultaneously serve to axially lock the contact pins in the holes in the cross bar. With that the contact pins are adequately fixed.
  • Adequate mechanical stability for the other tubular part is achieved that this is designed as a circumferentially closed tube, at one end of one Socket and at the other end of which the sliding contacts are arranged.
  • Manufacturing is facilitated by the fact that the sliding contacts on a separate, at the opening of the tube attachable support part are arranged. Such, with The sliding part provided with the sliding contacts can be separated without hindrance any parts of the power transmission device are manufactured.
  • connection of a cleaning tool provided with an electric drive is particularly simplified in that one at the other end of the other tubular part the sliding contacts electrically connected contact socket is attached.
  • an adjustable power transmission device which consists of at least two telescoping, with the pipe sections of the Telescopic tube mechanically coupled, hollow tube-like parts, which are at their each other opposite ends are each provided with an electrical connector that via a multi-core electrical line laid in the interior of the hollow tube-like parts are connected, at least one in the one compared to the other hollow tube-like Part of the fixed tubular pipe part arranged as a coil is trained.
  • the hollow tube-like coupled with the tube sections of the telescopic tube Parts of the power transmission device are used when adjusting the telescopic tube adjusted by pushing these tubular parts into each other or be pulled apart.
  • the part of the line designed as a helix is correspondingly the movement of the hollow tube-like parts either pulled apart or pushed together so that the power supply both during adjustment and after adjusting the pipe sections of the telescopic pipe is guaranteed.
  • the hollow tube-like parts are detachably coupled to the telescopic tube. So that's it Possibility given such an adjustable power transmission device subsequently on a telescopic tube provided with the corresponding coupling elements to install.
  • the necessary mounting of the length-adjustable line part is simple thereby achieved that the line part designed as a coil both in the area of the Plug device provided end of a hollow tube-like part and in the area of by means of the end of the other hollow-tube-like part inserted into a hollow-tube-like part a clamping element made of elastic material is clamped strain relieved.
  • the clamping element is expediently designed as a plug, which has a through opening for the line in which the line when inserting the plug into the hollow tube-like parts is clamped.
  • 1a and 1b are two telescopic tube sections of a vacuum cleaner telescopic tube 1 designated.
  • an adjustable Power transmission device 2 arranged detachably.
  • the power transmission device 2 has two tubular parts 3 and 4, which can also be pushed into one another.
  • One tubular part 3 consists of an outer U-shaped rail 5 and one in the U-space 6 of this rail 5 insertable inner U-shaped rail 7.
  • the inner rail 7 is in the position with its open side facing the open side of the outer rail 5 in the outer rail 5 inserted.
  • a circumferentially closed channel 8 is thus formed.
  • the other circumferentially formed as a closed tube can tubular part 4 are moved axially back and forth.
  • This other tubular part 4 is before Joining the two U-shaped rails 5 and 7 inserted into the inner rail 7.
  • Corresponding locking elements between the two tubular parts 3 and 4 are provided, by which a complete pulling out of the other tubular Part 4 from a tubular part 3 is prevented.
  • an electrically conductive covering 10 is provided on the opposite leg walls 9 of the inner U-shaped rail 7 .
  • This covering 10 is at one end 11 the inner U-shaped rail 7 provided contact pins 12 electrically connected.
  • the contact pins 12 are in a lying between the two leg walls 9 Cross bar 13 provided holes 14 inserted.
  • the interior of the interior End facing U-shaped rail 7 are elastic on the contact pins 12
  • Contact flags 15 attached.
  • These contact tabs 15 are formed by a on the outer U-shaped Rail 5 integrally formed, bridge-like pressure member 16 against the conductive coating 10 of the leg walls 9 pressed. In this way, a conductive connection between the conductive coating 10 of the two leg walls 9 and the contact pins 12.
  • the pressing member 16 is also arranged on the U-shaped rail 5 that it Holds contact pins 12 in the axial direction in the bores 14.
  • a supporting part 18 provided with sliding contacts 17 is arranged at the end of the other tubular part 4, which is inserted into the one tubular part 3, a supporting part 18 provided with sliding contacts 17 is arranged.
  • the sliding contacts 17 rest on the electrically conductive covering 10 of the leg walls 9.
  • the sliding contacts 17 are in turn connected via lines 19 laid in the cavity of the other tubular part 4 to a contact socket 21 attached to the free end 20 of this tubular part 4.
  • a contact socket 21 can be provided on the connecting piece 22 of a cleaning tool, for example a brush sweeper, plug pins 23 which are in turn electrically connected to the drive motor of the cleaning tool. There is thus a continuous electrical connection from the contact pins 12 to this drive motor.
  • a plug is connected to the contact pins 12 via an electrical line and connected to a socket provided on the vacuum cleaner housing.
  • the outer U-shaped rail 5 of a tubular part 3 is at both ends with provided on the outside facing ribs 24.
  • the groove 24 adapted groove-like recesses 25 are formed.
  • One of the tubular parts 3 can be axially inserted into the groove-like recesses 25 with its ribs 24 are inserted and is thus releasably attached to the telescopic tube 1.
  • the two tube sections 1 a and 1b pushed or pulled apart.
  • the one tube section 1a slides over the other pipe section 1b.
  • the one with a pipe section coupled a tubular part 3 of the power transmission device over the other tubular part 4 pushed or pulled.
  • the sliding contacts 17 of this tubular part 4 slide along the electrically conductive coating 10 of the leg walls 9, so that also during and after an adjustment of the telescopic tube 1, the electrical connection to Drive motor of the cleaning tool is retained.
  • the power transmission device 2 can be handled as a separate part and can therefore also can be retrofitted to an existing telescopic tube unit.
  • this is a tubular part as circumferential closed square tube 28 formed.
  • This square tube 28 is in its cross section dimensioned such that the other tubular part 4 in the interior of the square tube 28th can be inserted.
  • a plug part provided with contact pins 12 34 inserted into the square tube 28 and held by locking.
  • elastic contact tabs 15 are again provided.
  • the contact tracks 15 Undercuts 35 of the plug 34 locked. Since the contact tabs 15 wider than that Diameters of the holes 14 are dimensioned, these are also on the body 36 of Plug part 34 and thus fix the contact pins 12 in the axial direction.
  • the current transmission device 2 according to FIG. 11 has two hollow tube-like parts 3a and 4a that can be plugged into each other.
  • a hollow tube-like part 3a is dimensioned such that the other hollow tube-like part 4a fits into the hollow interior of one part 3a and thus can be pushed into or pulled out of this part 3a.
  • a contact pin 12 containing Pin 47 arranged at one end 11 of a hollow tube-like part 3a.
  • This plug-in part 47 has a tubular extension 38, with which the plug-in part 47 is inserted into the hollow tube-like part 3a and held by latching is.
  • the tubular extension 38 is a flexible element acting as a clamping element Material of existing plug 39 used.
  • By a provided in this plug 39 Through opening 40, one end of a multi-core line 41 is passed. The Wires of the line 41 are electrically conductively connected to the contact pins 12.
  • a lead-through element also made of elastic material 43 inserted into the hollow tube-like part 4a.
  • the line 41 is through a corresponding one Passage opening of this lead-through element 43 passed through.
  • the lead-through element 43 has a radially outward over the core inserted into the hollow tube-like part 4a protruding collar edge 44. This collar edge 44 works together with one in the hollow tube-like part 3a inserted the end sleeve 45 as the extension path of the other hollow tube-like part 4a limiting stop.
  • the line 41 extending through the other hollow tube-like part 4a is with its Veins to the contacts one at the free end 20 of the other hollow tube-like part 4a arranged contact socket 21 connected.
  • the contact socket 21 can Connection piece 22 of a cleaning tool, for. B. a brush header, provided Plug pins 23 are introduced, which in turn with the drive motor of the Cleaning tool are electrically connected. So there is of the contact pins 12 up to this drive motor a continuous electrical connection.
  • To the Contact pins 12 are connected via an electrical line to a vacuum cleaner housing provided socket connected plug connected.
  • the one hollow tube-like part 3a is at both ends with outwardly pointing ribs 24 provided. At the ends of a tube section 1a of the telescopic tube 1 are the Ribs 24 adapted, groove-like recesses 25 formed (Fig.12). The one Hollow tube-like part 3a can axially into the groove-like recesses 25 with its ribs 24 are inserted and is thus releasably attached to the telescopic tube.
  • the two tube sections 1a and 1b pushed or pulled apart.
  • the one tube section 1a slides over the other pipe section 1b.
  • the one with a pipe section coupled a hollow tube-like part 3a of the power transmission device 2 over the other hollow tube-like part 4a pushed or pulled.
  • the line 41 can correspond to the respective displacement movement of the hollow tube-like parts 3 and 4a are stretched or compressed as shown in FIG. 11 is indicated. The movement of the corresponding parts is thus determined by the Line 41 is not disabled. Since the line 41 from the contact pins 12 to the contacts the contact socket 21 runs continuously, is a perfect electrical connection ensured between these contact parts.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Vacuum Cleaner (AREA)

Claims (16)

  1. Tube télescopique d'aspirateur muni d'un dispositif réglable de connexion électrique qui présente au moins deux sections de tube (1a et 1b) coulissantes l'une dans l'autre, un premier revêtement de ligne (3) à l'extérieur sur une section de tube extérieure (1a) et un deuxième revêtement de ligne (4) à l'extérieur sur une section de tube intérieure (1b) étant couplés mécaniquement, ces revêtements étant respectivement munis, sur leurs extrémités opposées, d'un dispositif électrique enfichable (12 resp. 22), et dont le premier revêtement de ligne (3) est muni sur sa paroi intérieure d'au moins deux voies conductrices de courant (10), raccordées à son dispositif enfichable (12) et le deuxième revêtement de ligne (4) présentant un nombre de contacts frotteurs (17) raccordés à son dispositif enfichable, correspondant au nombre des voies conductrices de courant (10), ces contacts frotteurs glissant le long des voies (10) lors du déplacement des revêtements de ligne (3 et 4), caractérisé en ce que le premier revêtement de ligne (3) est formé comme une première pièce tubulaire (3) fermée sur la circonférence, qui est couplée mécaniquement à la section de tube extérieure (1a) et en ce que le deuxième revêtement de ligne (4) est formé comme une deuxième pièce tubulaire (4) fermée sur la circonférence, couplée mécaniquement à la section de tube intérieure (1b).
  2. Dispositif de connexion électrique selon la revendication 1, caractérisé en ce que les pièces tubulaires (3 et 4) sont couplées au tube télescopique de l'aspirateur en étant amovibles.
  3. Dispositif de connexion électrique selon la revendication 1, caractérisé en ce que la première pièce tubulaire (3) est constituée de deux rails (5, 7) en forme de U, pouvant être assemblés.
  4. Dispositif de connexion électrique selon la revendication 2 ou 3, caractérisé en ce que la première pièce tubulaire (3) est munie aux deux extrémités d'éléments de couplage (24) qui sont adaptés aux éléments de couplage (25) prévus sur le tube télescopique de l'aspirateur (1).
  5. Dispositif de connexion électrique selon la revendication 4, caractérisé en ce que des nervures (24) tournées vers l'extérieur sur la première pièce tubulaire (3) sont prévues comme éléments de couplage, celles-ci étant insérables dans des évidements (25) en forme de rainure, prévus sur le tube télescopique de l'aspirateur (1).
  6. Dispositif de connexion électrique selon la revendication 3, caractérisé en ce que des broches de contact (12) sont prévues sur une extrémité du rail intérieur (7) en forme de U, qui sont menées dans des alésages (14) d'une réglette transversale (13) raccordant les deux parois de côté (9) opposées du rail (7).
  7. Dispositif de connexion électrique selon la revendication 6, caractérisé en ce que les broches de contact (12) sont munies de barrettes de raccordement (15) qui sont pressées contre les voies conductrices de courant (10) par un organe de pression (16) prévu sur le rail extérieur (5) en forme de U.
  8. Dispositif de connexion électrique selon la revendication 1 ou 3, caractérisé en ce qu'un revêtement conducteur de courant est appliqué, comme voies conductrices de courant (10), sur les parois de côté (9) opposées du rail intérieur (7) en forme de U.
  9. Dispositif de connexion électrique selon l'une quelconque des revendications précédentes, caractérisé en ce qu'un dispositif enfichable (21) est placé sur une extrémité de la deuxième pièce tubulaire (4) et en ce que les contacts frotteurs (17) sont placés sur son autre extrémité.
  10. Dispositif de connexion électrique selon la revendication 9, caractérisé en ce que les contacts frotteurs (17) sont placés sur une pièce porteuse (18) à part enfichable sur l'ouverture de la deuxième pièce tubulaire (4).
  11. Dispositif de connexion électrique selon la revendication 9, caractérisé en ce qu'une douille de contact (21), raccordée aux contacts frotteurs (17) en conduisant le courant, est installée sur l'autre extrémité de la deuxième pièce tubulaire (4).
  12. Dispositif de connexion électrique selon l'une quelconque des revendications précédentes, caractérisé en ce que des réglettes enfichables (26) sont formées sur l'extrémité libre de la deuxième pièce tubulaire (4), sur la circonférence extérieure de celle-ci, ces réglettes étant adaptées aux rainures de logement (27) correspondantes, formées sur la tubulure de raccordement (22) d'un outil de nettoyage enfichable sur le tube télescopique (1).
  13. Dispositif réglable de connexion électrique pour un tube télescopique d'aspirateur, muni d'au moins deux sections de tube (1a, 1b) coulissantes l'une dans l'autre, un premier revêtement de ligne (3) formé comme une première pièce tubulaire (3a), fermée sur la circonférence, pouvant être couplé mécaniquement à la section de tube extérieure (1a) et un deuxième revêtement de ligne (4) formé comme une deuxième pièce tubulaire (4a), fermée sur la circonférence, pouvant être couplé mécaniquement à la section de tube intérieure (1b), et une ligne électrique (41) à plusieurs conducteurs étant installée dans l'espace intérieur des pièces tubulaires (3a, 4a), laquelle étant formée, du moins dans la section de ligne qui est placée dans la première pièce tubulaire (3a), comme spirale, caractérisé en ce que les revêtements de ligne (3, 4) peuvent être raccordés extérieurement sur les sections de tube (1a, 1b) et qu'ils sont munis respectivement d'un dispositif électrique enfichable (12 resp. 21) sur leurs extrémités opposées.
  14. Dispositif de connexion électrique selon la revendication 13, caractérisé en ce que les revêtements de ligne (3, 4) sont couplés au tube télescopique de l'aspirateur en étant amovibles.
  15. Dispositif de connexion électrique selon la revendication 13 ou 14, caractérisé en ce que la section de ligne formée comme spirale (46) est serrée, aussi bien dans la partie de l'extrémité (11) munie du dispositif enfichable (12) de la première pièce tubulaire (3a) que dans la partie de l'extrémité (42) de la deuxième pièce tubulaire (4b), insérée dans la première pièce tubulaire (3a), au moyen d'un élément de serrage (39 resp. 43) en étant déchargée de tension.
  16. Dispositif de connexion électrique selon la revendication 15, caractérisé en ce que l'élément de serrage (39 resp. 43) est formé comme un bouchon constitué d'un matériau élastique, qui présente une ouverture de passage (40) pour la ligne (41), dans laquelle ouverture la ligne (41) est serrée lors de la pose du bouchon dans les pièces tubulaires (3a,
EP97112695A 1996-08-13 1997-07-23 Dispositif réglable de connexion électrique pour tuyau télescopique d'aspirateur Expired - Lifetime EP0835632B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE1996132624 DE19632624A1 (de) 1996-08-13 1996-08-13 Verstellbare Stromübertragungseinrichtung für ein Staubsaugerteleskoprohr
DE19632624 1996-08-13
DE1996138976 DE19638976A1 (de) 1996-09-23 1996-09-23 Verstellbare Stromübertragungseinrichtung für ein Staubsaugerteleskoprohr
DE19638976 1996-09-23

Publications (3)

Publication Number Publication Date
EP0835632A2 EP0835632A2 (fr) 1998-04-15
EP0835632A3 EP0835632A3 (fr) 1999-07-07
EP0835632B1 true EP0835632B1 (fr) 2004-05-26

Family

ID=26028368

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97112695A Expired - Lifetime EP0835632B1 (fr) 1996-08-13 1997-07-23 Dispositif réglable de connexion électrique pour tuyau télescopique d'aspirateur

Country Status (3)

Country Link
EP (1) EP0835632B1 (fr)
DE (1) DE59711660D1 (fr)
ES (1) ES2221943T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100560014C (zh) * 2004-07-16 2009-11-18 奥麦克股份公司 装有导电装置的用于家用电器的伸缩管

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10314800B3 (de) * 2003-04-01 2004-05-19 Fischer Rohrtechnik Gmbh Teleskopierbares Staubsauger-Saugrohr mit Elektrokabel
DE102004004009B4 (de) * 2004-01-27 2006-02-02 Fischer Rohrtechnik Gmbh Teleskopierbares Staubsauger-Saugrohr mit einem in Kabelkanälen geführten elektrisch leitenden Kabel
KR101139503B1 (ko) * 2009-09-29 2012-05-02 광동하이텍 주식회사 진공청소기의 연장관조립체
CN215077997U (zh) * 2021-02-02 2021-12-10 深圳市小摩科技有限公司 一种伸缩导电管

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3177460A (en) * 1961-10-05 1965-04-06 Electrolux Corp Enclosed electric connector support
US3614705A (en) * 1970-01-07 1971-10-19 Cons Foods Corp System and apparatus for electrically connecting a vacuum cleaner and a remote motor driven brush tool
CA1115465A (fr) * 1978-01-19 1982-01-05 Ryuichi Yasunaga Aspirateur
DE4402835C2 (de) * 1994-01-31 1997-09-18 Aeg Hausgeraete Gmbh Teleskopierbares Saugrohr mit elektrischer Leitung
DE4404394A1 (de) * 1994-02-11 1995-08-17 Dietmar Dipl Ing Berghaenel Teleskopsaugrohr für Staubsauger mit Elektroenergieübertragung
JP3024546B2 (ja) * 1995-04-21 2000-03-21 松下電器産業株式会社 電気掃除機
CA2174050C (fr) * 1995-04-21 2001-07-17 Sadahiro Shimada Aspirateur electrique
JP3540052B2 (ja) * 1995-05-29 2004-07-07 安藤化成株式会社 電気掃除機用吸引パイプ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100560014C (zh) * 2004-07-16 2009-11-18 奥麦克股份公司 装有导电装置的用于家用电器的伸缩管

Also Published As

Publication number Publication date
EP0835632A3 (fr) 1999-07-07
ES2221943T3 (es) 2005-01-16
EP0835632A2 (fr) 1998-04-15
DE59711660D1 (de) 2004-07-01

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