EP0928504B1 - Contact member with double insulation-piercing device - Google Patents

Contact member with double insulation-piercing device Download PDF

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Publication number
EP0928504B1
EP0928504B1 EP97935449A EP97935449A EP0928504B1 EP 0928504 B1 EP0928504 B1 EP 0928504B1 EP 97935449 A EP97935449 A EP 97935449A EP 97935449 A EP97935449 A EP 97935449A EP 0928504 B1 EP0928504 B1 EP 0928504B1
Authority
EP
European Patent Office
Prior art keywords
contact
contact member
central part
insulation displacement
limbs
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
EP97935449A
Other languages
German (de)
French (fr)
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EP0928504A1 (en
Inventor
Ernst Liebich
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.)
TE Connectivity Solutions GmbH
Original Assignee
Tyco Electronics Logistics AG
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
Application filed by Tyco Electronics Logistics AG filed Critical Tyco Electronics Logistics AG
Publication of EP0928504A1 publication Critical patent/EP0928504A1/en
Application granted granted Critical
Publication of EP0928504B1 publication Critical patent/EP0928504B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
    • H01R4/2416—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type
    • H01R4/2445—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type the contact members having additional means acting on the insulation or the wire, e.g. additional insulation penetrating means, strain relief means or wire cutting knives
    • H01R4/245—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type the contact members having additional means acting on the insulation or the wire, e.g. additional insulation penetrating means, strain relief means or wire cutting knives the additional means having two or more slotted flat portions
    • H01R4/2454—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type the contact members having additional means acting on the insulation or the wire, e.g. additional insulation penetrating means, strain relief means or wire cutting knives the additional means having two or more slotted flat portions forming a U-shape with slotted branches
    • 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
    • H01R13/10—Sockets for co-operation with pins or blades
    • H01R13/11—Resilient sockets
    • H01R13/111—Resilient sockets co-operating with pins having a circular transverse section

Definitions

  • the invention relates to a contact element with double insulation displacement connection, according to the preamble of claim 1.
  • Contact elements are used for stripping-free electrical connection
  • Insulated electrical conductor often with insulation displacement connections provided, which consist of two parallel and with contact legs each provided with an insulation displacement contact slot and one of those contact legs together connecting middle section exist.
  • the insulation displacement connection forms usually a cross-sectionally U-shaped area.
  • Such a contact organ is for example known from EP-A-0 101 290.
  • the invention has for its object a contact element of the type mentioned with a compact, for contacting to create a suitable design for knife contacts.
  • a contact member according to claim 1ge In the case of such a contact element, this is the contact leg interconnecting middle part with at least one recess trained to insert a knife contact, so that in addition to its function as a connecting element for the contact legs at the same time as a plug contact area for a plug-in knife contact.
  • the contact element according to the invention can therefore be at height and overall length with very small installation dimensions and is particularly advantageously suitable for contacting of knife contacts perpendicular to the insulation displacement connection, d. H. of insertable perpendicular to the plane of the middle part Knife contacts.
  • the recesses in the middle section are with their opening width and appropriately designed in length and adapted to the geometry of knife contacts that the required Contact force is available.
  • the recess is slit-shaped, with approximately parallel to the free long sides of the middle section, so transverse to the contact legs. Such a recess can then directly the contact area for a form flat knife contact.
  • the middle part also serves in the contact element according to the invention as plug-in contact area for round or rectangular Contact pins and the slit-shaped
  • the recess is of a round or rectangular one Hole adapted to the geometry of a contact pin as the contact area interspersed for the contact pin.
  • the contact element 1, 1a and 1b is of a U-shaped cross section, from a sheet metal part in a stamping and bending process manufactured part with a double insulation displacement connection 2 for stripping-free electrical connection of an insulated electrical conductor 28 is formed.
  • the double insulation displacement connection 2 consists of two parallel to each other Contact legs 3, 4, each with an insulation displacement contact slot 5, 6 provided and here at their open Opposite insertion side of the insulation displacement contact slots Side over a bottom of the contact organ Middle part 7 are interconnected.
  • the insulation displacement contact slots 5, 6 are here z. B.
  • the middle part 7 of the contact element 1 is here with two to each other and parallel to the free long sides 13, 14 slot-shaped recesses 15, 16 formed, which are in the longitudinal direction of the middle part, that is to say transversely to the contact legs 3, 4, over the entire length of the middle part and even over the bends of the contact legs 3, 4 stretch into them.
  • the central part 7 are the slot-shaped recesses 15, 16 each with a round, diametrically from the recesses penetrated breakthrough 17, 18 as a contact area for here knife contacts 19 designed as round contact pins, these breakthroughs then in the geometry of the Middle part 7 insertable knife contacts is adapted.
  • the Openings 17, 18 are on the plug side, that is, on the underside of the middle part 7, to facilitate the introduction the knife contacts with entries 20 in the form of an inlet radius or bevels.
  • the available size is the opening width of the Breakthroughs 17, 18 and the length of the slot-shaped recesses 15, 16 corresponding to the thickness of the knife contacts customized.
  • the contact legs 3, 4 on two opposite side edges 21, 22 have projections 23, which advantageously have a fir tree-like geometry, which in the illustrated Embodiment is reversed to that in Figure 1 from below acting on the central part 7 insertion forces to record.
  • the projections 23 are in the stable region of the Contact legs 3, 4 outside the insulation displacement contact slots 5, 6 and the openings 17, 18 are provided, to widen the insulation displacement contact slots 5, 6 or of the openings 17, 18 forming contact openings hinder.
  • the contact element in its middle part 7 with openings for pin-shaped knife contacts educated.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
  • Contacts (AREA)
  • Connecting Device With Holders (AREA)

Description

Die Erfindung betrifft ein Kontaktorgan mit Doppel-Schneidklemmanschluß, nach dem Oberbegriff des Anspruchs 1.The invention relates to a contact element with double insulation displacement connection, according to the preamble of claim 1.

Kontaktorgane werden zum abisolierfreien elektrischen Anschluß isolierter elektrischer Leiter häufig mit Schneidklemmanschlüssen versehen, die aus zwei zueinander parallelen und mit jeweils einem Schneidklemm-Kontaktschlitz versehenen Kontaktschenkeln und einem diese Kontaktschenkel miteinander verbindenden Mittelteil bestehen. Dabei bildet der Schneidklemmanschluß meistens einen im Querschnitt U-förmigen Bereich. Ein derartiges Kontaktorgan ist zum Beispiel aus der EP-A-0 101 290 bekannt.Contact elements are used for stripping-free electrical connection Insulated electrical conductor often with insulation displacement connections provided, which consist of two parallel and with contact legs each provided with an insulation displacement contact slot and one of those contact legs together connecting middle section exist. The insulation displacement connection forms usually a cross-sectionally U-shaped area. Such a contact organ is for example known from EP-A-0 101 290.

Der Erfindung liegt die Aufgabe zugrunde, ein Kontaktorgan der eingangs genannten Art mit einer kompakten, für die Kontaktierung von Messerkontakten geeigneten Bauform zu schaffen.The invention has for its object a contact element of the type mentioned with a compact, for contacting to create a suitable design for knife contacts.

Diese Aufgabe wird durch ein Kontaktorgan nach Anspruch 1ge löst. Bei einem derartigen Kontaktorgan ist das die Kontaktschenkel miteinander verbindende Mittelteil mit mindestens einer Ausnehmung für das Einstecken eines Messerkontaktes ausgebildet, so daß es außer seiner Funktion als Verbindungselement für die Kontaktschenkel gleichzeitig auch als Steckkontaktbereich für einen einsteckbaren Messerkontakt dient. Auf diese Weise läßt sich ein Kontaktorgan in äußerst kompakter Bauform mit Doppel-Schneidklemmanschluß und Steckkontaktbereich realisieren. Das erfindungsgemäße Kontaktorgan kann daher in Bauhöhe und Baulänge mit sehr geringen Einbaumaßen hergestellt werden und ist besonders vorteilhaft geeignet für die Kontaktierung von zum Schneidklemmanschluß senkrecht stehenden Messerkontakten, d. h. von senkrecht zur Ebene des Mittelteiles einsteckbaren Messerkontakten. Beim Stecken von Messerkontakten in Ausnehmungen des Mittelteiles weiten sich diese Ausnehmungen in Querrichtung, d. h. quer zu den freien Längsseiten des Mittelteiles, auf und erzeugen hierdurch die Kontaktkraft. Die Ausnehmungen des Mittelteiles sind mit ihrer Öffnungsweite und in ihrer Länge zweckmäßigerweise derart ausgebildet und der Geometrie von Messerkontakten angepaßt, daß die erforderliche Kontaktkraft zur Verfügung steht.This object is achieved by a contact member according to claim 1ge. In the case of such a contact element, this is the contact leg interconnecting middle part with at least one recess trained to insert a knife contact, so that in addition to its function as a connecting element for the contact legs at the same time as a plug contact area for a plug-in knife contact. In this way can be a contact element in an extremely compact design Realize double insulation displacement connection and plug contact area. The contact element according to the invention can therefore be at height and overall length with very small installation dimensions and is particularly advantageously suitable for contacting of knife contacts perpendicular to the insulation displacement connection, d. H. of insertable perpendicular to the plane of the middle part Knife contacts. When inserting knife contacts these recesses widen in recesses in the middle part in the transverse direction, d. H. across the free long sides of the Middle part, and thereby generate the contact force. The recesses in the middle section are with their opening width and appropriately designed in length and adapted to the geometry of knife contacts that the required Contact force is available.

Beim erfindungsgemäßen Kontaktorgan ist die Ausnehmung schlitzförmig ausgebildet, wobei sie etwa parallel zu den freien Längsseiten des Mittelteiles, also quer zu den Kontaktschenkeln, verläuft. Eine derartige Ausnehmung kann dann unmittelbar den Kontaktbereich für einen flachen Messerkontakt bilden.In the contact element according to the invention the recess is slit-shaped, with approximately parallel to the free long sides of the middle section, so transverse to the contact legs. Such a recess can then directly the contact area for a form flat knife contact.

Weiterhin dient beim erfindungsgemäßen Kontaktorgan das Mittelteil als Steck-Kontaktbereich für runde oder rechteckige Kontaktstifte und die schlitzförmige Ausnehmung ist von einem runden oder rechteckigen der Geometrie eines Kontaktstiftes angepaßten Durchbruch als Kontaktbereich für den Kontaktstift durchsetzt. The middle part also serves in the contact element according to the invention as plug-in contact area for round or rectangular Contact pins and the slit-shaped The recess is of a round or rectangular one Hole adapted to the geometry of a contact pin as the contact area interspersed for the contact pin.

Vorteilhafte weitere Ausgestaltungen des Gegenstandes des Anspruches 1 sind in den übrigen Unteransprüchen angegeben.Advantageous further developments of the subject matter of the claim 1 are specified in the remaining subclaims.

Die Erfindung wird im folgenden anhand von in der Zeichnung dargestellten Ausführungsbeispielen näher erläutert. Es zeigen in perspektivischen Darstellungen

  • Figur 1 ein Kontaktorgan mit Doppel-Schneidklemmanschluß mit Sicht auf die Unterseite
  • Figur 2 ein anderes Kontaktorgan mit Sicht auf eine Seite des Doppel-Schneidklemmanschlusses,
  • Figur 3 eine weitere Ausführungsform eines Kontaktorganes und
  • Figur 4 das Kontaktorgan nach Figur 3 mit Leitungs- und Messerkontakt-Anschluß.
    • The invention is explained in more detail below with reference to exemplary embodiments shown in the drawing. They show in perspective representations
  • Figure 1 shows a contact element with double insulation displacement connection with a view of the underside
  • FIG. 2 shows another contact element with a view of one side of the double insulation displacement connection,
  • Figure 3 shows another embodiment of a contact member and
  • Figure 4 shows the contact element of Figure 3 with line and knife contact connection.

    • Das Kontaktorgan 1, 1a und 1b ist von einem im Querschnitt U-förmigen, aus einem Blechteil in einem Stanz-Biegeverfahren hergestellten Teil mit einem Doppel-Schneidklemmanschluß 2 zum abisolierfreien elektrischen Anschluß eines isolierten elektrischen Leiters 28 gebildet. Der Doppel-Schneidklemmanschluß 2 besteht aus zwei zueinander parallelen Kontaktschenkeln 3, 4, die mit jeweils einem Schneidklemm-Kontaktschlitz 5, 6 versehen und hier an ihrer der offenen Einführseite der Schneidklemm-Kontaktschlitze gegenüberliegenden Seite über ein einen Boden des Kontaktorganes bildendes Mittelteil 7 miteinander verbunden sind. Die Schneidklemm-Kontaktschlitze 5, 6 sind hier z. B. in besonderer, aus der deutschen Offenlegungsschrift 41 08 133 bekannten Weise mit Schneidspitzen 8, Schneidkanten 9, Orientierungskanten 10, Verformungskanten 11 im Einführbereich und Klemmkanten 12 im Klemmbereich des Kontaktschlitzes ausgebildet und reichen bei dem Kontaktorgan 1 in Figur 1 z. B. über etwa zwei Drittel der Höhe der Kontaktschenkel 3, 4. The contact element 1, 1a and 1b is of a U-shaped cross section, from a sheet metal part in a stamping and bending process manufactured part with a double insulation displacement connection 2 for stripping-free electrical connection of an insulated electrical conductor 28 is formed. The double insulation displacement connection 2 consists of two parallel to each other Contact legs 3, 4, each with an insulation displacement contact slot 5, 6 provided and here at their open Opposite insertion side of the insulation displacement contact slots Side over a bottom of the contact organ Middle part 7 are interconnected. The insulation displacement contact slots 5, 6 are here z. B. in particular, from the German Offenlegungsschrift 41 08 133 known manner with cutting tips 8, cutting edges 9, orientation edges 10, deformation edges 11 in the insertion area and clamping edges 12 trained and sufficient in the clamping area of the contact slot in the contact element 1 in Figure 1 z. B. about two thirds the height of the contact legs 3, 4.

    Das Mittelteil 7 des Kontaktorganes 1 ist hier mit zwei zueinander und zu den freien Längsseiten 13, 14 parallelen schlitzförmigen Ausnehmungen 15, 16 ausgebildet, welche sich in Längsrichtung des Mittelteiles, also quer zu den Kontaktschenkeln 3, 4, über die gesamte Länge des Mittelteiles hinaus und über die Abbiegungen der Kontaktschenkel 3, 4 sogar in diese hineinerstrecken. Etwa in der Mitte der Länge des Mittelteiles 7 sind die schlitzförmigen Ausnehmungen 15, 16 mit jeweils einem runden, diametral von den Ausnehmungen durchsetzten Durchbruch 17, 18 als Kontaktbereich für hier als runde Kontaktstifte ausgebildete Messerkontakte 19 versehen, wobei diese Durchbrüche dann der Geometrie der in das Mittelteil 7 einsteckbaren Messerkontakte angepaßt ist. Die Durchbrüche 17, 18 sind an der Steckseite, also an der Unterseite des Mittelteiles 7, zur Erleichterung der Einführung der Messerkontakte mit Einführungen 20 in Form von Einlauf radien oder Einlaufschrägen ausgebildet. Beim Stecken der Messerkontakte 19 in die Durchbrüche 17, 18 weiten sich diese und die Ausnehmungen 15, 16 in Querrichtung elastisch auf und erzeugen hierdurch die Kontaktkraft. Damit diese in erforderlichem Maße zur Verfügung steht, ist die Öffnungsweite der Durchbrüche 17, 18 sowie die Länge der schlitzförmigen Ausnehmungen 15, 16 entsprechend an die Dicke der Messerkontakte angepaßt.The middle part 7 of the contact element 1 is here with two to each other and parallel to the free long sides 13, 14 slot-shaped recesses 15, 16 formed, which are in the longitudinal direction of the middle part, that is to say transversely to the contact legs 3, 4, over the entire length of the middle part and even over the bends of the contact legs 3, 4 stretch into them. Approximately in the middle of the length of the The central part 7 are the slot-shaped recesses 15, 16 each with a round, diametrically from the recesses penetrated breakthrough 17, 18 as a contact area for here knife contacts 19 designed as round contact pins, these breakthroughs then in the geometry of the Middle part 7 insertable knife contacts is adapted. The Openings 17, 18 are on the plug side, that is, on the underside of the middle part 7, to facilitate the introduction the knife contacts with entries 20 in the form of an inlet radius or bevels. When inserting the knife contacts 19 into the openings 17, 18 these widen and the recesses 15, 16 in the transverse direction on and thereby generate the contact force. So that in required The available size is the opening width of the Breakthroughs 17, 18 and the length of the slot-shaped recesses 15, 16 corresponding to the thickness of the knife contacts customized.

    Für den Fall, daß das Kontaktorgan 1 fest in einem Gehäuse fixiert werden soll, ist es zweckmäßig, wenn die Kontaktschenkel 3, 4 an zwei einander gegenüberliegenden Seitenkanten 21, 22 Vorsprünge 23 aufweisen, die in vorteilhafterweise eine tannenbaumartige Geometrie besitzen, welche bei dem dargestellten Ausführungsbeispiel umgekehrt ist, um die in Figur 1 von unten auf das Mittelteil 7 einwirkenden Steckkräfte aufzunehmen. Die Vorsprünge 23 sind im stabilen Bereich der Kontaktschenkel 3, 4 außerhalb der Schneidklemm-Kontaktschlitze 5, 6 sowie der Durchbrüche 17, 18 vorgesehen, um die Aufweitung der Schneidklemm-Kontaktschlitze 5, 6 bzw. der Kontaktöffnungen bildenden Durchbrüche 17, 18 nicht zu behindern.In the event that the contact member 1 is fixed in a housing to be fixed, it is useful if the contact legs 3, 4 on two opposite side edges 21, 22 have projections 23, which advantageously have a fir tree-like geometry, which in the illustrated Embodiment is reversed to that in Figure 1 from below acting on the central part 7 insertion forces to record. The projections 23 are in the stable region of the Contact legs 3, 4 outside the insulation displacement contact slots 5, 6 and the openings 17, 18 are provided, to widen the insulation displacement contact slots 5, 6 or of the openings 17, 18 forming contact openings hinder.

    Im Falle einer schwimmenden Fixierung des Kontaktorganes la in einem Gehäuse bietet sich die Möglichkeit, dies über federnde Schnapphaken 24 des Gehäuses zu realisieren, die das Kontaktorgan la entweder an dem den Boden bildenden Mittelteil 7 oder an den beiden Kontaktschenkeln 3, 4 umgreifen und festhalten (Figur 2).In the case of a floating fixation of the contact member la in a housing there is the possibility of this via resilient Realize snap hook 24 of the housing that the Contact organ la either on the middle part forming the bottom 7 or grasp on the two contact legs 3, 4 and hold on (Figure 2).

    Ferner ist es zur Fixierung eines Kontaktorganes in einem Gehäuse möglich, wie bei dem Kontaktorgan 1b in den Figuren 3 und 4, z. B. an den hinteren Seitenkanten 26, 27 der Kontaktschenkel 3, 4 seitlich abgebogene Befestigungslappen 25 vorzusehen, welche in z. B. federnde Rastelemente im Inneren des Gehäuses einschnappen. Diese Befestigungslappen sind bei dem Kontaktorgan 1b unmittelbar unterhalb des Schneidklemmbereiches der Kontaktschenkel 3, 4 angeordnet. Im übrigen entspricht das Kontaktorgan 1b nach den Figuren 3 und 4 in seinem grundsätzlichem Aufbau und der Funktion und Ausbildung des Mittelteiles 7 dem Kontaktorgan 1 in Figur 1, wobei sich das Kontaktorgan 1b lediglich dadurch von dem Kontaktorgan 1 unterscheidet, daß es anders als dieses lediglich eine Ausnehmung 15 für einen als runder Kontaktstift ausgebildeten Messerkontakt aufweist.It is also used to fix a contact element in a housing possible, as with the contact element 1b in FIGS. 3 and 4, e.g. B. on the rear side edges 26, 27 of the contact legs 3, 4 to provide laterally bent fastening tabs 25, which in z. B. resilient locking elements inside the Snap the housing into place. These mounting tabs are with the Contact element 1b immediately below the insulation displacement area the contact leg 3, 4 arranged. Otherwise corresponds the contact element 1b according to Figures 3 and 4 in its basic structure and function and training of the middle part 7 the contact element 1 in Figure 1, wherein the contact element 1b only thereby from the contact element 1 distinguishes that, unlike this, it is just a recess 15 for a round contact pin Has knife contact.

    Bei den dargestellten Ausführungsformen ist das Kontaktorgan in seinem Mittelteil 7 mit Durchbrüchen für stiftförmige Messerkontakte ausgebildet. Es ist jedoch auch möglich, bei entsprechender Anpassung der Geometrie der Durchbrüche bzw. der schlitzförmigen Ausnehmungen selbst flache Messerkontakte in das Mittelteil einzustecken. In the illustrated embodiments, the contact element in its middle part 7 with openings for pin-shaped knife contacts educated. However, it is also possible with appropriate Adaptation of the geometry of the openings or the slot-shaped recesses even in flat knife contacts to insert the middle part.

    Ferner ist es in Abwandlung der dargestellten Ausführungsformen auch möglich, die Verbindung der Kontaktschenkel 3, 4 über das Mittelteil 7 seitlich, d. h. zum Beispiel an den Seitenkanten 21 oder 22 der Kontaktschenkel 3, 4 vorzusehen.Furthermore, it is a modification of the illustrated embodiments also possible to connect the contact legs 3, 4 laterally via the central part 7, d. H. for example to the To provide side edges 21 or 22 of the contact legs 3, 4.

    Claims (8)

    1. Contact member (1) with double insulation displacement terminal which comprises two contact limbs (3, 4), which are parallel to one another and are each provided with an insulation displacement terminal contact slot (5, 6), and a central part (7), which connects these two contact limbs (3, 4) to one another and is provided with at least one slot-like cutout (15, 16) which runs approximately parallel to the free longitudinal sides (13, 14) of the central part (7) and, at least in a contact area for a blade contact (19) which can be plugged into the central part (7), is adapted to the geometry of this blade contact (19), characterized in that the cutout (15, 16) has a round or rectangular aperture (17, 18), which is matched to the geometry of a contact pin (19), passing through it as the contact area for the contact pin.
    2. Contact member Claim 1, characterized in that the cutout (15, 16) and/or the aperture (17, 18) is provided with lead-ins (20) on the plug-in side.
    3. Contact member according to one of Claims 2 or 3, characterized in that the cutout (15, 16) extends beyond the entire length of the central part (7) into the contact limbs (3, 4).
    4. Contact member according to one of Claims 1 to 3, characterized in that the contact limbs (3, 4) are connected to one another, via the central part (7), on their sides which are opposite to the open insertion side of the insulation displacement terminal contact slots (5, 6).
    5. Contact member according to one of Claims 1 to 4, characterized in that the central part (7) is provided with two slot-like cutouts (15, 16) which are parallel to one another and are each provided with an aperture (17, 18) for a blade contact (19) approximately in the centre of the length of the central part (7).
    6. Contact member according to one of the preceding claims, characterized in that the contact limbs (3, 4), on two side edges (21, 22) which face away from one another, have projections (23) for fixing the contact member (1) in a housing.
    7. Contact member according to Claim 6, characterized in that projections (23) have a pine-tree-like geometry.
    8. Contact member according to Claim 6 or 7, characterized in that the projections (23) are arranged in the area outside the insulation displacement terminal contact slots (5, 6) of the contact limbs (3, 4) and the apertures (17, 18).
    EP97935449A 1996-09-27 1997-07-18 Contact member with double insulation-piercing device Expired - Lifetime EP0928504B1 (en)

    Applications Claiming Priority (3)

    Application Number Priority Date Filing Date Title
    DE19639911 1996-09-27
    DE19639911 1996-09-27
    PCT/DE1997/001537 WO1998013898A1 (en) 1996-09-27 1997-07-18 Contact member with double insulation-piercing device

    Publications (2)

    Publication Number Publication Date
    EP0928504A1 EP0928504A1 (en) 1999-07-14
    EP0928504B1 true EP0928504B1 (en) 2000-04-26

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    Application Number Title Priority Date Filing Date
    EP97935449A Expired - Lifetime EP0928504B1 (en) 1996-09-27 1997-07-18 Contact member with double insulation-piercing device

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    US (1) US6086405A (en)
    EP (1) EP0928504B1 (en)
    JP (1) JP2001501021A (en)
    KR (1) KR20000048658A (en)
    DE (1) DE59701532D1 (en)
    WO (1) WO1998013898A1 (en)

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    US3227991A (en) * 1962-12-20 1966-01-04 Siemon Co Electrical connector
    US4118103A (en) * 1977-09-15 1978-10-03 Amp Incorporated Double-ended connecting device
    US4548676A (en) * 1981-05-13 1985-10-22 United States Gypsum Company Paper having calcium sulfate mineral filler for use in the production of gypsum wallboard
    GB2125638B (en) * 1982-08-09 1985-11-27 Molex Inc Multiguage insulation displacement connector and contacts therefor
    DE4302043A1 (en) * 1993-01-26 1994-08-04 Grote & Hartmann Electrical terminal contact with wire insulation penetrating blades
    US5399098A (en) * 1993-10-29 1995-03-21 Molex Incorporated Electrical connector and terminal therefor for mating with a blade contact

    Also Published As

    Publication number Publication date
    US6086405A (en) 2000-07-11
    DE59701532D1 (en) 2000-05-31
    KR20000048658A (en) 2000-07-25
    WO1998013898A1 (en) 1998-04-02
    EP0928504A1 (en) 1999-07-14
    JP2001501021A (en) 2001-01-23

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