EP0519812B1 - Koaxialverbinder zum Verbinden eines Koaxialkabels mit einer elektronischen gedruckten Schaltung - Google Patents

Koaxialverbinder zum Verbinden eines Koaxialkabels mit einer elektronischen gedruckten Schaltung Download PDF

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Publication number
EP0519812B1
EP0519812B1 EP92401682A EP92401682A EP0519812B1 EP 0519812 B1 EP0519812 B1 EP 0519812B1 EP 92401682 A EP92401682 A EP 92401682A EP 92401682 A EP92401682 A EP 92401682A EP 0519812 B1 EP0519812 B1 EP 0519812B1
Authority
EP
European Patent Office
Prior art keywords
contact
central
coaxial
connector
connector element
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
EP92401682A
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English (en)
French (fr)
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EP0519812A1 (de
EP0519812B2 (de
Inventor
Guy Alain Ginet
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.)
Radiall SA
Original Assignee
Radiall SA
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
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Application filed by Radiall SA filed Critical Radiall SA
Priority to EP95110136A priority Critical patent/EP0673088A3/de
Priority to DE9218695U priority patent/DE9218695U1/de
Publication of EP0519812A1 publication Critical patent/EP0519812A1/de
Publication of EP0519812B1 publication Critical patent/EP0519812B1/de
Application granted granted Critical
Publication of EP0519812B2 publication Critical patent/EP0519812B2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
    • H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
    • H01R24/50—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency mounted on a PCB [Printed Circuit Board]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/20—Pins, blades, or sockets shaped, or provided with separate member, to retain co-operating parts together
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/56—Means for preventing chafing or fracture of flexible leads at outlet from coupling part
    • H01R13/567—Traverse cable outlet or wire connection
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2103/00—Two poles

Definitions

  • the present invention relates to a coaxial connector for connecting a coaxial cable to a printed electronic circuit board.
  • the fixing is carried out by a soldering operation on the ring allowing all the components to be fixed simultaneously to the card.
  • This technique makes it possible to miniaturize the cards and to automate the operations of mounting the components on the cards.
  • connectors such as coaxial connectors, as miniaturized as possible, capable of being mass produced economically, and capable of being set up and fixed in a fully automatic manner. on printed cards.
  • the present invention proposes to produce a coaxial connector for the connection of a coaxial cable to a printed electronic circuit board, lending itself to very high miniaturization while being able to be produced with few elements by simple manufacturing techniques, the connector according to the invention also lends itself to automatic positioning and fixing to the card at the same time as the other components because it does not require additional mechanical fixing means.
  • the coaxial connector according to the invention comprises two connector elements each comprising a central contact, male and respectively female, an external ground contact and an insulator between the central contact and the ground contact, said connector elements comprising means for their electrical connection,
  • the connector element intended to be fixed to the printed circuit board being arranged in a cylindrical base (1) comprising a ground contact, provided in one piece with means (5) at its rear part for fixing to a printed circuit board and a central contact (9) disposed in a central hole (8) of a tubular insulator (6 ) and provided, also in one piece, at its rear part, with means (12) for fixing it to said printed circuit board, and the connector element intended to be fixed to the coaxial cable being arranged in plug (2) comprising a tubular part (16) for connection to the end of a coaxial cable and a tubular coupling part (15) comprising a cylindrical external sleeve forming a ground contact (22), and a central contact (26) comprising at its rear part of the means connection (27) for the central conductor (17) of the coaxial cable, and immobilized in a tubular insulator (23) retained in said outer socket (22), said connector
  • the connector element intended to be fixed to the printed circuit board and arranged in a cylindrical base comprises a central elastic female contact
  • the other connector element arranged in plug and intended to be fixed to the coaxial cable comprises a contact male pin-shaped
  • the cooperating locking means of said central contacts being constituted by an inner bead of the female contact capable of engaging elastically in a retaining groove provided at the periphery of the male contact during the axial engagement of the male contact in the female contact.
  • the female contact is produced in the form of a part of substantially U-shaped section retained by its rear part in the central hole of the tubular insulation in which it is mounted, and both of which elastic branches are slightly inclined one towards the other towards their free end, and each have an end part folded inwards towards the other branch.
  • the folded end portions of the two branches constitute the internal bead of female contact capable of engaging in the peripheral retaining groove of the corresponding male contact.
  • the female contact in this embodiment, advantageously comprises at its rear part a lug in one piece with the core connecting the two elastic branches, said lug being folded at 90 ° outwards relative to the axis of the connector element in which the female contact is mounted.
  • the external socket forming a ground contact of the connector element arranged as a base and intended to be fixed to the printed board advantageously comprises, over a part of its height, at least one elastic cut tongue projecting radially outward from said socket in the disassembled state of the connector.
  • the elastic tab (s) are compressed radially during the fitting of the outer sleeve forming the ground contact of the complementary connector element, which ensures excellent electrical contact between the ground contacts of the two connector elements.
  • the external socket forming a ground contact of the connector element arranged in the receptacle advantageously comprises for its fixing and its connection to the printed board a plurality of tabs folded outwards relative to the external socket in the same plane at 90 ° relative to the axis of said socket.
  • the connector element arranged as a base and comprising the various tabs mentioned above respectively extending the central contact and the ground contact can be fixed on the surface on a printed electronic circuit board.
  • the brazing cream is deposited by screen printing on the studs provided on the card, the connector element arranged as a base is fitted, as well as the other components to be fixed on the card and the solder paste is refluxed by infrared heating or in the vapor phase.
  • the solder tabs are preferably different from a tab extending the central elastic contact.
  • the tab of the central contact may have end chamfers.
  • the connector element arranged as a base according to the invention thus advantageously consists of only three parts which can be manufactured by simple techniques. It is possible according to the invention to produce under economic conditions a micro-miniature connector element, that is to say in practice which may have a height of the order of 2 mm.
  • the connector element arranged as a base comprises, as indicated above, an external socket which can be produced economically by cutting and rolling a sheet, for example made of copper alloy, an insulator of simple shape which can be produced. by molding, and a central contact which can be produced by cutting and bending a sheet of copper alloy.
  • the other connector element arranged in plug and intended to be mounted at the end of a coaxial cable is preferably of bent shape and its tubular connection part at the end of the coaxial cable is arranged at right angles to to the tubular coupling part, and preferably made integrally with it.
  • the rear end of the external sleeve of the coupling part is provided with a sealing element put in place after connection with the coaxial cable has been made, the sealing element being either an attached cover or a part folded down from the wall of the outer sleeve.
  • the connector element arranged in plug can, like the other connector element, be produced in large series by economical methods.
  • the connector element arranged in the form of a plug can consist of only three parts, namely a body comprising the outer sleeve of the coupling part and the part tubular for connection to the cable, this body being able to be produced by molding in particular of a zinc / aluminum alloy, a central contact produced by machining and an insulator produced by molding.
  • the connector element arranged in the form of a plug has a cover as a fourth part, the cover can also be produced in a simple and economical way.
  • the connector according to the invention comprises a connector element arranged in a socket, generally designated by 1, intended to be fixed at its rear part on a printed electronic circuit board (not shown and a connector element, designated overall by 2 and arranged in plug attached to the end of a coaxial cable, as illustrated in Figures 1 and 2.
  • the base 1 comprises a cylindrical metal sleeve 3 in which are cut two elastic tabs 4, extending over a part of the height of the sleeve and radially projecting from its periphery.
  • the socket 3 is extended by three tabs 5 arched in the same plane at 90 ° outwards relative to the socket 3.
  • a cylindrical tubular insulator 6 comprising a front cylindrical section 6 has fitted snugly in the socket 3 and a rear section of larger diameter 6 b comprising three axial notches 7 for the passage of legs 5.
  • a female central contact 9 which, as best seen in Figure 3, consists of a substantially U-shaped section piece having two elastic branches 10 connected to their rear part by a core 11 extended by a lug 12 extending radially outwards.
  • the end of the tab 12 has two end chamfers 13 constituting keying means for distinguishing it from the legs 5 for positioning the base on the card.
  • the elastic arms 10 are in their rear part mounted with a tight fit in the hole 8 of the insulation 6 and are inclined towards one another in the direction of their free front end so as to be able to move apart elastically during engagement. a corresponding male contact.
  • the ends 14 of the arms 10 are folded in the direction of one another so as to constitute an internal bead.
  • the legs 5 and 12 are intended to be soldered by their end face on corresponding pads of a printed electronic circuit board.
  • the plug 2 comprises a tubular part 15 for coupling to the base and a tubular part 16 for the connection of a coaxial cable.
  • the plug 2 is bent and the connection part 16 extends at right angles to the coupling part 15, which allows a coaxial cable arrival parallel to the circuit board.
  • the coaxial cable conventionally comprises a central conductor 17 separated by an insulator 18 from a braid 19 forming a ground contact and surrounded by an external protective sheath 20.
  • connection part 16 comprises a tubular sleeve 21 in contact with which the stripped end of the ground conductor 19 of the cable is brought to be fixed therein by soldering or crimping.
  • the coupling part 15 comprises a cylindrical socket 22 integrally with the sleeve 21 and capable of engaging on the socket 3 of the base 1.
  • a tubular insulator 23 provided at its periphery with a groove 24 for its retention on an internal bead 25 produced in the wall of the sleeve 22.
  • a central contact 26 is housed in the socket 22 while being immobilized in the insulator 23.
  • This contact is cylindrical and has at its rear end a slot 27 in which engages the stripped end of the central conductor 17 of the cable to be there immobilized by soldering or crimping.
  • the contact 26 comprises a harpoon-shaped part 28 for its immobilization in the insulator 23.
  • the contact 26 further comprises a tapered head portion 29 capable of being introduced between the branches 10 of the female contact by moving them apart.
  • the head part 29 has a frustoconical end extended by a cylindrical part itself connected by a short transition part to a part of reduced diameter 30 which creates a groove between the end part 29 and the part of the contact 26 retained in insulation 23.
  • the rear end of the socket 22 is, after fixing the plug on the cable, closed by a cover 31.
  • the upper end of the socket 22 is closed off by folding down a wall element 32 produced integrally with the socket 22.
  • the head portion 29 of the central contact 26 of the plug 2 is inserted between the branches 10 of the central contact 9 of the base 1, elastically spreads these branches which, after passage of the head, return elastically so that their curved ends 14 engage by snap-fastening in the groove 30 of the contact 26.
  • the design of the connector elements according to the invention allows a separation of the two connector elements without exerting significant efforts on the base which could cause it to become detached from the card, thus making any mechanical fixing means unnecessary. from the base on the card.
  • the extraction force can be minimized by an appropriate conformation of the folded ends 14 of the branches 10 of the central contact of the base and of the transition part on the male contact 26 between the end part 29 and the diameter part. reduced forming retaining groove 30.
  • the connector element arranged as a base can be provided with other means, such as pins for fixing it to the printed electronic circuit board.

Landscapes

  • Coupling Device And Connection With Printed Circuit (AREA)
  • Multi-Conductor Connections (AREA)

Claims (12)

  1. Koaxial-Steckverbinder für den Anschluß eines Koaxialkabels an die Leiterplatte einer elektronischen Schaltung, bestehend aus zwei Steckverbinderteilen mit einem Mittelkontakt in Form eines stiftförmigen Steckers (26) und einer Steckbuchse (9), einem äußeren Massekontakt und einer Isolierung (6, 23) zwischen dem Mittelkontakt und dem Massekontakt (3, 22), wobei die besagten Steckverbinderteile Mittel zur Ausführung einer elektrisch leitenden Verbindung, Mittel für die Befestigung an ein Koaxialkabel-Endstück bzw. an eine Leiterplatte sowie wechselwirkende Mittel (14, 30) für eine Rastverriegelung aufweisen, wobei das für die Befestigung auf der Leiterplatte vorgesehene Steckverbinderteil als zylinderförmiger Sockel (1) ausgeführt ist, der einen Massekontakt, der im unteren Bereich mit in einem Stück ausgebildeten Teilen (5) für seine Befestigung auf der Leiterplatte versehen ist, und einen Mittelkontakt (9) umfaßt, der in einer zentralen Bohrung (8) einer ringförmigen Isolierung (6) angeordnet ist und der im hinteren Bereich ebenfalls mit Mitteln (12) für die Befestigung auf der besagten Leiterplatte versehen ist, wobei das zum Befestigen an dem Koaxialkabel vorgesehene Steckverbinderteil als Stecker (2) ausgeführt ist und ein röhrenförmiges Kupplungsteil (16) zum Einführen des Koaxialkabel-Endstücks sowie ein röhrenförmiges Steckteil (15) umfaßt, das eine zylinderförmigen Außenhülse (22), die als Massekontakt dient, sowie einen Mittelkontakt (26) aufweist, der in seinem hinteren Bereich mit Anschlußmitteln (27) für den Mittelleiter (17) des Koaxialkabels versehen ist und sich in fester Position innerhalb einer in der Außenhülse (22) gehaltenen ringförmigen Isolierung (23) befindet, dadurch gekennzeichnet, daß der Massenkontakt des als Sockel (1) ausgeführten Steckverbinderteils eine auf wenigstens einem Teil ihrer Höhe radial elastische Außenhülse (3) ist, um die die zylindrische Außenhülse (22) des als Stecker ausgeführten Steckverbinderteils (2) herumgreift, und daß die besagten Mittelkontakte der beiden Steckverbinderteile die besagten wechselwirkenden Mittel (14, 30) für eine Rastverriegelung aufweisen.
  2. Koaxial-Steckverbinder nach Anspruch 1, dadurch gekennzeichnet, daß das als zylinderförmiger Sockel ausgeführte Steckverbinderteil (1) eine elastisch ausgeführte Mittelsteckbuchse (9) und das als Stecker ausgeführte andere Steckverbinderteil (2) einen stiftförmigen Stecker (26) aufweist, wobei die wechselwirkenden Verriegelungsmittel der besagten Mittelkontakte durch einen Innenkragen (14) der Steckbuchse gebildet werden, der sich beim axialen Zusammenfügen von Stecker und Steckbuchse elastisch in einen im Umfang des Steckers ausgeführten Haltenut (30) einfügen kann.
  3. Koaxial-Steckverbinder nach Anspruch 2, dadurch gekennzeichnet, daß die Steckbuchse (9) in Form eines Teils mit einem im wesentlichen U-förmigen Querschnitt ausgeführt ist, das im hinteren Teil innerhalb der zentralen Bohrung (8) der ringförmigen Isolierung (6), in der dieser montiert ist, festgehalten wird, wobei die beiden elastischen Arme (10) an den frei stehenden Enden leicht aufeinander zulaufen und jeweils ein nach innen in Richtung des anderen Arms gebogenes Endstück (14) aufweisen.
  4. Koaxial-Steckverbinder nach Anspruch 3, dadurch gekennzeichnet, daß die Steckbuchse (9) im hinteren Teil mit einer Lasche (12) ausgestattet ist, die mit dem die beiden elastischen Arme (10) verbindenden Steg (11) ein durchgängiges Teil bildet, wobei die besagte Lasche bezogen auf die Mittelachse des Steckverbinderteils, in dem sich die besagte Steckbuchse befindet, um 90° nach außen gebogen ist.
  5. Koaxial-Steckverbinder nach einem der Ansprüche 2 bis 4, dadurch gekennzeichnet, daß die Außenhülse (3), welche den Massekontakt des als Sockel ausgeführten Steckverbinderteils (1) bildet, über einen Teil der Höhe dieses Sockels mindestens einen abgesetzten elastischen Steg (4) aufweist, der als ringförmiger Vorsprung um die besagte Außenhülse (3) verläuft.
  6. Koaxial-Steckverbinder nach einem der Ansprüche 2 bis 5, dadurch gekennzeichnet, daß die Außenhülse (3), welche den Massekontakt des als Sockel ausgeführten Steckverbinderteils (1) bildet, für die Befestigung auf der Leiterplatte und den Anschluß an diese Leiterplatte über eine Reihe von Laschen (5) verfügt, die bezogen auf die Mittelachse der besagten Hülse um 90° nach außen, bezogen auf die Außenhülse der gleichen Ebene, gebogen sind.
  7. Koaxial-Steckverbinder nach Anspruch 6, dadurch gekennzeichnet, daß die in einem Stück mit der den Massekontakt bildenden Außenhülse (3) des als Sockel ausgeführten Steckverbinderteils (1) gefertigten Laschen (5) sich um eine Lasche (12) unterscheiden, welche eine Verlängerung der elastischen Mittelsteckbuchse (9) darstellt.
  8. Koaxial-Steckverbinder nach Anspruch 7, dadurch gekennzeichnet, daß die Lasche (12) des Mittelkontakts über abgeschrägte Ecken (13) verfügt.
  9. Koaxial-Steckverbinder nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß das als Stecker (2) ausgeformte Steckverbinderteil eine Winkelform hat und sich das röhrenförmige Kupplungsteil (16) zum Einführen des Koaxialkabel-Endstücks im rechten Winkel zum röhrenförmigen Steckteil (15) befindet und beide Teile bevorzugt in einem Stück ausgeführt werden.
  10. Koaxial-Steckverbinder nach Anspruch 9, dadurch gekennzeichnet, daß das hintere Ende der Außenhülse (22) des röhrenförmigen Steckteils (15) mit einem Verschlußteil (31, 32) ausgestattet ist, das nach Ausführung des Anschlusses des Koaxialkabels eingesetzt wird.
  11. Koaxial-Steckverbinder nach Anspruch 10, dadurch gekennzeichnet, daß das Verschlußteil eine eingesetzte Kappe (31) ist.
  12. Koaxial-Steckverbinder nach Anspruch 10, dadurch gekennzeichnet, daß das Verschlußteil ein umgeklapptes Teil (32) der Wandung der Außenhülse (22) ist.
EP92401682A 1991-06-17 1992-06-17 Koaxialverbinder zum Verbinden eines Koaxialkabels mit einer elektronischen gedruckten Schaltung Expired - Lifetime EP0519812B2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP95110136A EP0673088A3 (de) 1991-06-17 1992-06-17 Koaxialbinderelement zum Verbinden eines Koaxialkabels mit einer elektronischen gedruckten Schaltung und ein solches Verbinderelement aufweisender Verbinder.
DE9218695U DE9218695U1 (de) 1991-06-17 1992-06-17 Koaxial-Steckverbinder für den Anschluß eines Koaxialkabels an die Leiterplatte einer elektronischen Schaltung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9107370 1991-06-17
FR9107370A FR2677816B1 (fr) 1991-06-17 1991-06-17 Connecteur coaxial pour le raccordement d'un cable coaxial a une carte imprimee de circuit electronique.

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP95110136A Division EP0673088A3 (de) 1991-06-17 1992-06-17 Koaxialbinderelement zum Verbinden eines Koaxialkabels mit einer elektronischen gedruckten Schaltung und ein solches Verbinderelement aufweisender Verbinder.
EP95110136.9 Division-Into 1992-06-17

Publications (3)

Publication Number Publication Date
EP0519812A1 EP0519812A1 (de) 1992-12-23
EP0519812B1 true EP0519812B1 (de) 1996-01-03
EP0519812B2 EP0519812B2 (de) 1998-08-19

Family

ID=9413914

Family Applications (2)

Application Number Title Priority Date Filing Date
EP95110136A Withdrawn EP0673088A3 (de) 1991-06-17 1992-06-17 Koaxialbinderelement zum Verbinden eines Koaxialkabels mit einer elektronischen gedruckten Schaltung und ein solches Verbinderelement aufweisender Verbinder.
EP92401682A Expired - Lifetime EP0519812B2 (de) 1991-06-17 1992-06-17 Koaxialverbinder zum Verbinden eines Koaxialkabels mit einer elektronischen gedruckten Schaltung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP95110136A Withdrawn EP0673088A3 (de) 1991-06-17 1992-06-17 Koaxialbinderelement zum Verbinden eines Koaxialkabels mit einer elektronischen gedruckten Schaltung und ein solches Verbinderelement aufweisender Verbinder.

Country Status (4)

Country Link
US (1) US5190474A (de)
EP (2) EP0673088A3 (de)
DE (4) DE9218695U1 (de)
FR (1) FR2677816B1 (de)

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CN107611730A (zh) * 2017-08-30 2018-01-19 上海航天科工电器研究院有限公司 一种用于实现与pcb板免焊垂直互连的射频同轴结构
CN109546288B (zh) * 2018-12-25 2023-12-05 东莞市长泰尔电子有限公司 一种天线连接器及其生产工艺
JP7027011B2 (ja) * 2019-06-25 2022-03-01 矢崎総業株式会社 コネクタ
CN115224566A (zh) * 2021-04-20 2022-10-21 康普技术有限责任公司 缆线连接器及其制造方法和缆线组件以及电路板组件

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Also Published As

Publication number Publication date
DE69207279T2 (de) 1996-09-05
EP0673088A2 (de) 1995-09-20
DE69207279T3 (de) 1999-09-23
EP0673088A3 (de) 1995-11-15
DE69207279D1 (de) 1996-02-15
DE519812T1 (de) 1994-11-03
US5190474A (en) 1993-03-02
EP0519812A1 (de) 1992-12-23
FR2677816B1 (fr) 1995-04-28
DE9218695U1 (de) 1995-04-27
EP0519812B2 (de) 1998-08-19
DE673088T1 (de) 1996-10-10
FR2677816A1 (fr) 1992-12-18

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