EP0677898B1 - Connector for backplanes - Google Patents
Connector for backplanes Download PDFInfo
- Publication number
- EP0677898B1 EP0677898B1 EP95103080A EP95103080A EP0677898B1 EP 0677898 B1 EP0677898 B1 EP 0677898B1 EP 95103080 A EP95103080 A EP 95103080A EP 95103080 A EP95103080 A EP 95103080A EP 0677898 B1 EP0677898 B1 EP 0677898B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tubes
- contact
- connector
- backplane
- circuit board
- 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
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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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
- H01R13/6585—Shielding material individually surrounding or interposed between mutually spaced contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/7082—Coupling device supported only by cooperation with PCB
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
Definitions
- the present invention relates to a connector for Backplane wiring consisting of one that is open on one side right-angled housing trained male connector for Attach to the knives of a backplane and one insertable into the male connector with receiving chambers provided and firmly connected to an assembly circuit board Female connector, with the knives and contact springs parallel in several rows are arranged, the individual contact springs are surrounded by electrically conductive shield plates, which in the intermediate grid both on the back side and contacts on the assembly side are connected, that have a corresponding potential applied to them.
- From US-A-5 162 001 is a connector with knives and contact springs known in which the contact springs are arranged in receiving chambers of a metal block are. There they are switched centered in sleeve-like plastic housings.
- the connector has a complicated manufacture Building on.
- the object of the present invention is to specify a connector of the type mentioned at the beginning, whose high-frequency properties meet the requirements suffice, and which is characterized by a relatively simple Structure distinguished.
- This task is for a connector of the type mentioned Art solved in that the female connector housing continuous receiving chambers exist in the metallic Pipes are inserted, and that in the pipes with plastic overmolded contact springs are inserted in such a way that their center conductors is mounted centrally to the pipe, the extrusion coating begins on the assembly side and ends in the rear spring area.
- the connector according to the invention offers connector passages, which are much smaller and cheaper than conventional mini-COAX connectors and regarding the transmission properties meet all today's requirements.
- the connector is characterized in that the contacts from both in the backplane wiring board as well as in the assembly circuit board using press-fit technology firmly anchored contact pins exist in the inserted state each pressed into a wire mesh are in the recesses provided between the hands of the tubes is appropriate. That way is a very good one Screen derivation guaranteed in the intermediate grid.
- Another expedient embodiment is characterized in that that the ends of the tubes at four diagonally opposite Places cut out essentially in a circular arc are, the uncut sections of the Serve shield contacting.
- the cutouts will Flow behavior of the stream improves, it becomes a vortex formation and thus largely avoided additional resistance.
- the female connector 1 is shown in the main.
- the female connector 1 is located between a backplane 2 a subrack and a subassembly board 3 an assembly.
- the female connector is only indicated in Fig. 1.
- the male connector 1 consists essentially of a Plastic body with a large number of receiving chambers. The individual chambers go from side to side and are separated from each other by plastic partition walls 6 Cut.
- Metallic tubes 4 can be inserted into the receiving chambers. into which contact springs 5 overmolded with plastic 12 in such a way are inserted that the center conductor is mounted centrally to the tube 4 is.
- the encapsulation begins on the assembly side and ends in the rear spring area, to the spring properties of the contact spring 5 fully receive.
- the receiving chamber can avoid the contact spring with the pipe on the back a spring leg stop 7 for the Have contact spring. This spring leg stop 7 serves at the same time as an inlet funnel 8 for the contact blades 14.
- the metallic tubes can be round as well have a square cross section.
- the contacting of the metallic pipes 4 with an earth or shielding potential takes place via contacts in the diagonal, i.e. in the grid. With conventional connectors this grid is 1.25 mm.
- the earth or shield potential contacts are in the housing on the module side firmly anchored and are in the assembly circuit board in the already known press-in technology. In the backplane is also an appropriate contact intended. As shown in Fig. 3, the contacting done with the tubes 4 in three different ways.
- a first way of contacting is that a tuft connector 9 using press-fit technology in the circuit board is firmly anchored and protrudes into the recess 13.
- Another type of contacting is that in the Recess introduced a wire mesh or contact wool is and firmly anchored in each of the plates contact pins 10 are. When plugged in, these contact pins 10 protrude in the wire mesh 11 or in the contact wool.
- Another way of contacting is that a wire mesh or one introduced into the recesses Contact wool is made directly on the contact surfaces of the printed circuit boards. This solution saves one press-in process.
- Fig. 5 shows schematically a top view of an assembly circuit board 3, the openings 15 for the contact springs 5 and the openings 16 for the shield contact pins are recognizable.
- 4 is a rear view from above shown on a female connector 1 and several partially Cuts in section planes A, B and C.
- the tailpipes essentially at four diagonally opposite points cut out in a circular arc, such that the non-cut ones Sections form the boundary of the recess, i.e. serve as shield contact.
- This will, according to the Fluid dynamics improves the flow behavior of the current. Through this constructive measure a vortex formation and thus largely avoiding additional resistance.
Description
Die vorliegende Erfindung betrifft einen Steckverbinder für Rückwandverdrahtungen, bestehend aus einer als einseitig offenes rechtwinkliges Gehäuse ausgebildeten Messerleiste zum Aufstecken auf die Messer einer Rückwandleiterplatte und einer in die Messerleiste einsteckbaren mit Aufnahmekammern versehenen und mit einer Baugruppenleiterplatte fest verbundenen Federleiste, wobei die Messer und kontaktfedern parallel in mehreren Reihen angeordnet sind, wobei die einzelnen Kontaktfedern von elektrisch leitfähigen Schirmblechen umgeben sind, welche mit im Zwischenraster sowohl rückwandseitig als auch baugruppenseitig angebrachten Kontaktierungen verbunden sind, die mit einem entsprechenden Potential beaufschlagt sind.The present invention relates to a connector for Backplane wiring consisting of one that is open on one side right-angled housing trained male connector for Attach to the knives of a backplane and one insertable into the male connector with receiving chambers provided and firmly connected to an assembly circuit board Female connector, with the knives and contact springs parallel in several rows are arranged, the individual contact springs are surrounded by electrically conductive shield plates, which in the intermediate grid both on the back side and contacts on the assembly side are connected, that have a corresponding potential applied to them.
Aufgrund der Tatsache, daß heute und zukünftig immer mehr und höhere Datenraten mit immer höheren Frequenzen über die Schnittstelle "Steckverbinder" übertragen werden müssen, ist es notwendig, den heute aus Kunststoff gefertigten Steckerkörper zu veredeln und damit EMV-tauglich zu machen. Der Steckerdurchgang soll kleiner und billiger als ein herkömmlicher Mini-KOAX sein.Due to the fact that more and more today and in the future higher data rates with ever higher frequencies over the Interface "connector" must be transferred it is necessary to use the plastic connector body to refine and thus make it EMC-compatible. Of the Connector passage is said to be smaller and cheaper than a conventional one Be Mini-COAX.
Bisher wurde die notwendige EMV-Maßnahme einerseits mit Hilfe von normalen Kontaktstiften um einen aktiven Leiter herum und andererseits durch Kapselung der einzelnen Kontaktdurchgänge mittels zu einem Potentialkäfig verbundenen Schirmelementen (siehe europäische Patentanmeldung 94103192.4) erreicht.So far, the necessary EMC measure has been on the one hand with the help of normal contact pins around an active conductor and on the other hand, by encapsulating the individual contact passages by means of shield elements connected to a potential cage (see European patent application 94103192.4).
Aus US-A-5 162 001 ist ein Steckverbinder mit Messern und kontaktfedern bekannt, bei dem die kontaktfedern in Aufnahmekammern eines Metallblocks angeordnet sind. Sie werden dort in manschettenartigen Kunststoffgehäusen zentriert geschalten.From US-A-5 162 001 is a connector with knives and contact springs known in which the contact springs are arranged in receiving chambers of a metal block are. There they are switched centered in sleeve-like plastic housings.
Der aus der europäischen Patentanmeldung 94103192.4 bekannte Steckverbinder weist von der Herstellung her einen komplizierten Aufbau auf. Aufgabe der vorligenden Erfindung ist es, einen Steckverbinder der eingangs genannten Art anzugeben, dessen Hochfrequenzeigenschaften den gestellten Anforderungen genügen, und der sich durch einen verhältnismäßig einfachen Aufbau auszeichnet.The one known from European patent application 94103192.4 The connector has a complicated manufacture Building on. The object of the present invention is to specify a connector of the type mentioned at the beginning, whose high-frequency properties meet the requirements suffice, and which is characterized by a relatively simple Structure distinguished.
Diese Aufgabe wird für einen Steckverbinder der eingangs genannten Art dadurch gelöst, daß das Federleistengehäuse aus durchgehenden Aufnahmekammern besteht, in die metallische Rohre eingeschoben sind, und daß in den Rohren mit Kunststoff umspritzte Kontaktfedern derart eingelegt sind, daß deren Mittelleiter zentrisch zum Rohr gelagert ist, wobei die Umspritzung baugruppenseitig beginnt und im rückwärtigen Federbereich endet.This task is for a connector of the type mentioned Art solved in that the female connector housing continuous receiving chambers exist in the metallic Pipes are inserted, and that in the pipes with plastic overmolded contact springs are inserted in such a way that their center conductors is mounted centrally to the pipe, the extrusion coating begins on the assembly side and ends in the rear spring area.
Der erfindungsgemäße Steckverbinder bietet Steckerdurchgänge, die wesentlich kleiner und billiger als herkömmliche Mini-KOAX-Steckverbindungen sind und bezüglich der Übertragungseigenschaften alle heutigen Anforderungen erfüllen.The connector according to the invention offers connector passages, which are much smaller and cheaper than conventional mini-COAX connectors and regarding the transmission properties meet all today's requirements.
Eine von mehreren zweckmäßigen Weiterbildungen des erfindungsgemäßen Steckverbinders ist dadurch gekennzeichnet, daß die Kontaktierungen aus sowohl in der Rückwandverdrahtungsplatte als auch in der Baugruppenleiterplatte mittels Einpreßtechnik fest verankerten Kontaktstiften bestehen, die im gesteckten Zustand jeweils in ein Drahtgeflecht eingedrückt sind, das in zwischen den Händen der Rohre vorgesehenen Ausnehmungen angebracht ist. Auf diese Weise ist eine sehr gute Schirmableitung im Zwischenraster gewährleistet.One of several useful developments of the invention The connector is characterized in that the contacts from both in the backplane wiring board as well as in the assembly circuit board using press-fit technology firmly anchored contact pins exist in the inserted state each pressed into a wire mesh are in the recesses provided between the hands of the tubes is appropriate. That way is a very good one Screen derivation guaranteed in the intermediate grid.
Eine andere zweckmäßge Ausgestaltung ist dadurch gekennzeichnet, daß die Enden der Rohre an vier diagonal gegenüberliegenden Stellen im wesentlichen kreisbogenförmig ausgeschnitten sind, wobei die nicht ausgeschnittenen Abschnitte der Schirmkontaktierung dienen. Durch die Ausschnitte wird das Fliesverhalten des Stromes verbessert, es wird eine Wirbelbildung und damit ein zusätzlicher Widerstand weitgehend vermieden.Another expedient embodiment is characterized in that that the ends of the tubes at four diagonally opposite Places cut out essentially in a circular arc are, the uncut sections of the Serve shield contacting. The cutouts will Flow behavior of the stream improves, it becomes a vortex formation and thus largely avoided additional resistance.
Weitere Ausgestaltungen des erfindungsgemäßen Steckverbinders ergeben sich aus den weiteren Unteransprüchen sowie aus der nachfolgenden Beschreibung eines Ausführungsbeispiels anhand der Figur.Further refinements of the connector according to the invention result from the further subclaims and from the the following description of an embodiment based on the Figure.
Es zeigen
- Fig. 1
- einen Längsschnitt durch einen Steckverbinder gemäß der vorliegenden Erfindung,
- Fig. 2
- eine Draufsicht auf einen auf ein metallisches Rohr der Federleiste von Fig. 1,
- Fig. 3
- einen teilweisen Längsschnitt durch den Steckverbinder von Fig. 1 zwischen den Aufnahmekammern,
- Fig. 4
- eine teilweise Draufsicht und auf die Federleiste von Fig. 1 auf die Rückwandseite und mehrere teilweise Querschnitte,
- Fig. 5
- eine Draufsicht auf die Baugruppenleiterplatte.
- Fig. 1
- 2 shows a longitudinal section through a connector according to the present invention,
- Fig. 2
- 2 shows a plan view of a metallic tube of the female connector from FIG. 1,
- Fig. 3
- 2 shows a partial longitudinal section through the connector of FIG. 1 between the receiving chambers,
- Fig. 4
- 2 shows a partial top view and the female connector of FIG. 1 on the rear wall side and several partial cross sections,
- Fig. 5
- a plan view of the module circuit board.
Von der Steckverbindung gemäß der vorliegenden Erfindung ist
in der Hauptsache die Federleiste 1 dargestellt. Die Federleiste
1 befindet sich zwischen einer Rückwandleiterplatte 2
eines Baugruppenträgers und einer Baugruppenleiterplatte 3
einer Baugruppe. Die Federleiste ist in Fig. 1 lediglich angedeutet.
Die Messerleiste 1 besteht im wesentlichen aus einem
Kunststoffkörper mit einer Vielzahl von Aufnahmekammern.
Die einzelnen Kammern gehen von einer Seite zur anderen durch
und sind durch Kammertrennwände 6 aus Kunststoff voneinander
getrennt.From the connector according to the present invention
the
In die Aufnahmekammern einschiebbar sind metallische Rohre 4,
in welche mit Kunststoff 12 umspritzte Kontaktfedern 5 derart
eingelegt sind, daß der Mittelleiter zentrisch zum Rohr 4 gelagert
ist. Wie aus Fig. 1 zu erkennen ist, beginnt die Umspritzung
baugruppenseitig und endet im rückwärtigen Federbereich,
um die Federeigenschaften der Kontaktfeder 5 voll zu
erhalten. Um ein gezieltes Einschieben der Rohre zu ermöglichen,
und gleichzeitig einen Kurzschluß des vorderen Teils
der Kontaktfeder mit dem Rohr zu vermeiden, kann die Aufnahmekammer
rückwandseitig einen Federschenkelanschlag 7 für die
Kontaktfeder aufweisen. Dieser Federschenkelanschlag 7 dient
gleichzeitig als Einlauftrichter 8 für die Kontaktmesser 14.Metallic tubes 4 can be inserted into the receiving chambers.
into which
Die metallischen Rohre können sowohl einen runden, wie auch einen viereckigen Querschnitt aufweisen.The metallic tubes can be round as well have a square cross section.
Die Kontaktierung der metallischen Rohre 4 mit einem Erd- bzw. Schirmpotential erfolgt über Kontaktierungen in der Diagonale, d.h. im Zwischenraster. Bei herkömmlichen Steckverbindern beträgt dieses Raster 1,25 mm. Die Erd- bzw. Schirmpotentialkontaktierungen sind baugruppenseitig im Gehäuse fest verankert und sind in der Baugruppenleiterplatte in der bereits bekannten Einpreßtechnik ausgeführt. In der Rückwandleiterplatte ist ebenfalls eine entsprechende Kontaktierung vorgesehen. Wie in Fig. 3 gezeigt ist, kann die Kontaktierung mit den Rohren 4 auf drei unterschiedliche Arten erfolgen.The contacting of the metallic pipes 4 with an earth or shielding potential takes place via contacts in the diagonal, i.e. in the grid. With conventional connectors this grid is 1.25 mm. The earth or shield potential contacts are in the housing on the module side firmly anchored and are in the assembly circuit board in the already known press-in technology. In the backplane is also an appropriate contact intended. As shown in Fig. 3, the contacting done with the tubes 4 in three different ways.
An den jeweiligen Enden der metallischen Rohre 4 sind Ausnehmungen
13 in dem Kunststoffgehäuse der Federleiste 1 vorgesehen,
so daß die Oberflächen von jeweils vier Rohren für die
Kontaktierung zugänglich sind.At the respective ends of the metallic tubes 4 there are
Eine erste Möglichkeit der Kontaktierung besteht darin, daß
ein Büschelstecker 9 mittels Einpreßtechnik in der Leiterplatte
fest verankert ist und in die Ausnehmung 13 hineinragt.A first way of contacting is that
a
Eine andere Art der Kontaktierung besteht darin, daß in die
Ausnehmung ein Drahtgeflecht bzw. Kontaktwolle eingebracht
wird und in den Platten jeweils Kontaktstifte 10 fest verankert
sind. Im gesteckten Zustand ragen diese Kontaktstifte 10
in das Drahtgeflecht 11 bzw. in die Kontaktwolle. Another type of contacting is that in the
Recess introduced a wire mesh or contact wool
is and firmly anchored in each of the
Eine weitere Möglichkeit der Kontaktierung besteht darin, daß ein in die Ausnehmungen eingebrachtes Drahtgeflecht bzw. eine Kontaktwolle direkt auf Kontaktflächen der Leiterplatten erfolgt. Bei dieser Lösung erspart man sich einen Einpreßvorgang.Another way of contacting is that a wire mesh or one introduced into the recesses Contact wool is made directly on the contact surfaces of the printed circuit boards. This solution saves one press-in process.
Fig. 5 zeigt schematisch eine Draufsicht auf eine Baugruppenleiterplatte
3 wobei die Öffnungen 15 für die Kontaktfedern 5
und die Öffnungen 16 für die Schirmkontaktierungsstifte zu
erkennen sind. In Fig. 4 ist eine rückwandseitige Draufsicht
auf eine Federleiste 1 gezeigt sowie mehrere teilweise
Schnitte in den Schnittebenen A, B und C.Fig. 5 shows schematically a top view of an
Um an den Kontaktstellen für das Erdpotential bzw. Schirmableitung den Übergangswiderstand weiter zu reduzieren werden neben den oben angegebenen Maßnahmen zusätzlich die Endrohre an vier diagonal gegenüberliegenden Stellen im wesentlichen kreisbogenförmig ausgeschnitten, derart, daß die nicht ausgeschnittenen Abschnitte die Begrenzung der Ausnehmung bilden, d.h. der Schirmkontaktierung dienen. Dadurch wird gemäß der Strömungslehre das Fließverhalten des Stroms verbessert. Durch diese konstruktive Maßnahme wird eine Wirbelbildung und damit ein zusätzlicher Widerstand weitgehend vermieden. Dadurch ist es auch möglich, den Übergang von Rohr zu Stift der Leiterplatten so nah wie möglich an die Erdpotentialschicht der Platten heranzuführen und damit die gemeinsame Leitungslänge mit dem Nachbarrohr wegen eines evtl. Rückflusses ins Nachbarrohr so gering als möglich zu halten.To at the contact points for earth potential or shield derivation will further reduce the contact resistance in addition to the measures specified above, the tailpipes essentially at four diagonally opposite points cut out in a circular arc, such that the non-cut ones Sections form the boundary of the recess, i.e. serve as shield contact. This will, according to the Fluid dynamics improves the flow behavior of the current. Through this constructive measure a vortex formation and thus largely avoiding additional resistance. Thereby it is also possible to make the transition from tube to pin Printed circuit boards as close as possible to the earth potential layer of the plates and thus the common line length with the neighboring pipe because of a possible backflow into the Keep neighboring pipe as low as possible.
Claims (8)
- Connector for backplane wiring arrangements, comprising a male connector strip, which is designed as a rectangular housing open at one end and serves for plugging onto the male contacts (14) of a backplane printed circuit board (2), and a female connector strip (1), which can be plugged into the male connector strip, is provided with receptacle chambers and is fixedly connected to an assembly printed circuit board (3), the male contacts and contact springs (5) being arranged parallel in a plurality of rows, the individual contact springs being surrounded by electrically conductive screening plates (4) connected to contacts (9; 10; 11), which are fitted in the intermediate grid both on the backplane side and on the assembly side and have a corresponding potential applied to them,
characterized
in that the female connector strip housing comprises continuous receptacle chambers into which metallic tubes (4) are pushed, and
in that contact springs (5) encapsulated with plastic (12) by injection moulding are inserted into the tubes (4) in such a way that their middle conductors are mounted centrally with respect to the tube (4) the injection-moulding encapsulation beginning on the assembly side and ending in the rear spring region. - Connector according to Claim 1,
characterized
in that the receptacle chambers have, on the backplane side, a spring limb stop (7) for the contact spring (5), which stop simultaneously serves as lead-in funnel for the male contacts (14). - Connector according to Claim 1 or 2,
characterized
in that the contacts comprise multiple-spring wire plugs (9), which are fixedly anchored both in the backplane printed circuit board (2) and in the assembly printed circuit board (3) by means of press-fit technology. - Connector according to Claim 1 or 2,
characterized
in that the contacts comprise contact pins (10), which are fixedly anchored both in the backplane printed circuit board (2) and in the assembly printed circuit board (3) by means of press-fit technology and, in the inserted state, are each pressed into a wire braiding (11) or into contact wool that is fitted in recesses provided between the ends of the tubes. - Connector according to Claim 1 or 2,
characterized
in that the contacts are effected both on the backplane side and on the assembly side via wire braidings (11) directly on contact areas of the two boards, the said wire braidings being fitted in recesses (13) provided between the ends of the tubes (4). - Connector according to one of the preceding claims,
characterized
in that the tubes (4) have a round cross-section. - Connector according to one of Claims 1 to 5,
characterized
in that the tubes (4) have a quadrangular cross-section. - Connector according to either of Claims 6 and 7,
characterized
in that the ends of the tubes (4) are cut out essentially in the shape of arcs of a circle at four diagonally opposite locations, the portions that are not cut out serving for screening contact-making.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4412975 | 1994-04-14 | ||
DE4412975 | 1994-04-14 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0677898A2 EP0677898A2 (en) | 1995-10-18 |
EP0677898A3 EP0677898A3 (en) | 1996-09-11 |
EP0677898B1 true EP0677898B1 (en) | 1998-12-02 |
Family
ID=6515453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95103080A Expired - Lifetime EP0677898B1 (en) | 1994-04-14 | 1995-03-03 | Connector for backplanes |
Country Status (5)
Country | Link |
---|---|
US (1) | US5782656A (en) |
EP (1) | EP0677898B1 (en) |
JP (1) | JPH07296916A (en) |
CA (1) | CA2146917A1 (en) |
DE (1) | DE59504379D1 (en) |
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US3182277A (en) * | 1962-04-18 | 1965-05-04 | Atlantic Res Corp | Shorting plug |
DE3364068D1 (en) * | 1982-09-09 | 1986-07-17 | Ver Glaswerke Gmbh | Glass brick, wall of glass building elements and method of laying and erecting the same |
US4605269A (en) * | 1984-06-20 | 1986-08-12 | Amp Incorporated | Printed circuit board header having coaxial sockets therein and matable coaxial plug housing |
JPH0766843B2 (en) * | 1989-09-12 | 1995-07-19 | 日本電気株式会社 | Coaxial connector |
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FR2685553A1 (en) * | 1991-12-18 | 1993-06-25 | Radiall Sa | COAXIAL CONNECTOR ELEMENT ELBOW FIXED TO A PRINTED BOARD. |
EP0557781B1 (en) * | 1992-02-25 | 1996-04-24 | Siemens Aktiengesellschaft | Coaxial cable connexion arrangement with back-panel wiring blades |
NL9200559A (en) * | 1992-03-26 | 1993-10-18 | Du Pont Nederland | CONNECTOR. |
US5399104A (en) * | 1992-09-28 | 1995-03-21 | Mckenzie Socket Technology, Inc. | Socket for multi-lead integrated circuit packages |
FR2702095B1 (en) * | 1993-02-26 | 1995-04-14 | Radiall Sa | Angled coaxial connector element capable of being fixed to a printed circuit board. |
US5399108A (en) * | 1993-09-08 | 1995-03-21 | Tongrand Limited | LIF PGA socket and contact therein and method making the same |
-
1995
- 1995-03-03 DE DE59504379T patent/DE59504379D1/en not_active Expired - Fee Related
- 1995-03-03 EP EP95103080A patent/EP0677898B1/en not_active Expired - Lifetime
- 1995-04-11 US US08/420,212 patent/US5782656A/en not_active Expired - Fee Related
- 1995-04-12 CA CA002146917A patent/CA2146917A1/en not_active Abandoned
- 1995-04-13 JP JP7088241A patent/JPH07296916A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US5782656A (en) | 1998-07-21 |
JPH07296916A (en) | 1995-11-10 |
CA2146917A1 (en) | 1995-10-15 |
EP0677898A3 (en) | 1996-09-11 |
EP0677898A2 (en) | 1995-10-18 |
DE59504379D1 (en) | 1999-01-14 |
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