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WO2013092193A1 - Connecteur à système de retenue sécurisé - Google Patents

Connecteur à système de retenue sécurisé Download PDF

Info

Publication number
WO2013092193A1
WO2013092193A1 PCT/EP2012/074291 EP2012074291W WO2013092193A1 WO 2013092193 A1 WO2013092193 A1 WO 2013092193A1 EP 2012074291 W EP2012074291 W EP 2012074291W WO 2013092193 A1 WO2013092193 A1 WO 2013092193A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing part
strain relief
electrical conductor
relief element
connector
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.)
Ceased
Application number
PCT/EP2012/074291
Other languages
English (en)
Inventor
Oscar MORAL HOYOS
Michael Gunreben
Vincent Regnier
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.)
Delphi Connection Systems Holding France SAS
Original Assignee
Delphi Connection Systems Holding France SAS
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 Delphi Connection Systems Holding France SAS filed Critical Delphi Connection Systems Holding France SAS
Publication of WO2013092193A1 publication Critical patent/WO2013092193A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • H01R13/46—Bases; Cases
    • H01R13/502—Bases; Cases composed of different pieces
    • H01R13/506—Bases; Cases composed of different pieces assembled by snap action of the parts
    • 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
    • H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
    • H01R13/582—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable the cable being clamped between assembled parts of the housing
    • 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
    • H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
    • H01R13/5833—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable the cable being forced in a tortuous or curved path, e.g. knots in cable
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/26—Connectors or connections adapted for particular applications for vehicles

Definitions

  • the present invention relates to a safety restrain system (SRS) connector adapted to be mated with a corresponding socket, wherein the safety restrain system connector comprises a connector housing adapted to receive at least a first electrical conductor and a second electrical conductor. Furthermore, the present invention also relates to a method to assemble such a safety restrain system connector.
  • SRS safety restrain system
  • passenger cars have a number of safety restrain systems, such as seat belt tensioning devices or airbags, as e.g. front and side airbags, which serve to cushion the impact of a passenger with, for example, interior parts of passenger cars in case of an accident.
  • Airbag assemblies are usually located in the steering wheel or column, the dashboard or the side of the door panels.
  • Deceleration sensors in the passenger vehicle detect high deceleration values as they occur in case of an accident and send a trigger signal via an electrical conductor to the airbag assembly and to the seat belt tensioning devices.
  • the airbag itself is inflated by means of an explosive device known as a squib.
  • the seat belt tensioning devices is activated by a similar explosive device.
  • the electrical conductors from the deceleration sensor are usually connected to the squib by means of a so called airbag squib connector system.
  • the airbag squib connector system usually comprises an airbag squib connector and a corresponding airbag squib socket.
  • housings of safety restrain systems connectors are disclosed which are provided by several housing parts. For an assembling of the safety restrain system connectors, the different housing parts have to be connected and secured.
  • a safety restrain system (SRS) connector adapted to be mated with a corresponding socket
  • the SRS connector comprises a housing adapted to receive at least two electrical conductors
  • the connector housing comprises at least a first hermaphroditic housing part and a second hermaphroditic housing part, each comprising at least a first strain relief element and a second strain relief element, the first strain relief element and the second strain relief elements being arranged on the housing parts such that, in assembled condition of the SRS connector with the electrical conductors, the first strain relief element of the first housing part and the second strain relief element of the second housing part act onto the first electrical conductor and the second strain relief element of the first housing part and the first strain relief element of the second housing part act onto the second electrical conductor.
  • SRS safety restrain system
  • any seat belt tensioning systems, airbag systems or such like have to be understood.
  • electrical conductor any wire, cable, cord, lead, strand etc. has to be understood which is applicable for SRS connectors.
  • said first strain relief element of the first housing part and said second strain relief element of the second housing part are such arranged on the housing parts that they act on different longitudinal portions of one electrical conductor.
  • said first and second strain relief elements of the housing parts are each provided by a pair of protrusions being arranged on the housing parts facing each other and, thereby, forming a recess between them in which an electrical conductor can be clamped.
  • the dimensions of the recess between respective two protrusions have to be provided in such a way that the used electrical conductor can be clamped there between by means of friction.
  • the housing parts comprise at least a third strain relief element and a fourth strain relief element, wherein the third strain relief element and the fourth strain relief element being arranged on the housing parts such that, in assembled condition of the SRS connector with the electrical conductors, the third and fourth strain relief elements press the electrical conductors into the recess provided by respective two protrusions of the first and second strain relief elements.
  • the third and the fourth strain relief elements are provided as tapered bars formed on the housing parts. As a result, each electrical conductor is held by two protrusions forming the first and second strain relief elements and one tapered bar forming the third and fourth strain relief elements.
  • the strain relief elements in assembled condition of the SRS connector with the electrical conductors, the strain relief elements cause a curved or labyrinth-like guiding of the electrical conductors within the connector housing.
  • the friction forces between the strain relief elements and the electrical conductors can be increased and a preferably advantageous strain relief function can be provided.
  • said first and second strain relief elements of one housing part are adapted to hold the at least two electrical conductors in a pre-mounted position, i.e. before the housing parts are assembled together. Providing such a pre-mounted position simplifies the assembling of a safety restrain system connector according to the present invention.
  • Figures 1A and 1 B show respective top views of a first ( Figure 1A) and corresponding second ( Figure 1 B) hermaphroditic housing parts of a safety restrain system connector according to the present invention
  • Figure 2 shows an enlarged section view of the first housing part of Figure 1 ,
  • FIG. 3 shows an exploded view of the safety restrain system connector comprising two housing parts as shown in Figure 1 , and
  • FIG. 4 shows a schematic view of a safety restrain system comprising the safety restrain system connector and a corresponding socket according to the present invention.
  • FIGS 1 A and 1 B are schematic top views of an exemplary hermaphroditic first housing part 10, respectively the hermaphroditic second housing part 10' of a connector housing of a safety restrain system connector in accordance with the invention.
  • hermaphroditic connector is well known to the person skilled in the art and denotes a connector housing which is assembled from, usually two, identical housing parts.
  • the two parts of the housing can be produced in the same injection moulding tool and it is not necessary during assembly to differentiate between different housing parts.
  • different colors are often used for the two hermaphroditic housing parts and one of the two parts is provided with some kind of additional information, as e.g. the brand name of the manufacturer or the production site and date.
  • the structural elements of the housing parts are not affected thereby.
  • the connector parts i.e. the first housing part 10, respectively the second housing part 10', are structurally identical, although in practice may be provided in different colors or with additional functions/informations as here above mentioned.
  • the safety restrain system connector is provided by two identical hermaphroditic housing parts 10, 10'.
  • the connector housing consists of these two housing parts 10, 10', i.e. not further parts, as e.g. Connector Position Assurance (CPA) members or shorting clips or similar, are provided or necessary for the correct function of the connector housing.
  • CPA Connector Position Assurance
  • it is exclusively referred to the first housing part 10 of the connector but the information provided does, of course, also apply to the second housing part 10' as it is identical.
  • the second housing part 10' is only mentioned if necessary for the understanding of the connector, as, in particular, in connection with Figure 3, which shows an exploded view of the two housing parts 10, 10'.
  • the housing part 10 is provided by an elongated body into which two electrical conductors 12, 14 are mounted.
  • the expression "conductor” shall be understood broadly in the context of this invention and encompasses any kind of wire, cable, terminal, line connector etc. as they are commonly used in connection with such connectors.
  • the housing part 10 comprises two latching arms 16 and two latching shoulders 18 by which the second hermaphroditic housing part 10' can be snap-joined with the first hermaphroditic housing part 10.
  • two openings or receptacles 20 are provided into which respective contact pins of a corresponding socket (not shown) can be inserted, thus, providing a respective electrical connection.
  • a guiding pin 22 and a guiding recess 24 are arranged on the first housing part 10.
  • the pin 22 of the first housing part 10 will upon assembly interact with the guiding recess 24' of the second housing part 10' and vice-versa.
  • the guiding pins 22, 22' and the guiding recesses 24, 24' facilitate the assembly of two housing parts 10, 10'.
  • a first strain relief element 28 and a second strain relief element 30 are arranged at the other short side, opposite to the short side where the receptacles 20 are located.
  • two electrical conductors 12, 14 are held by the strain relief elements 28, 30 in a pre-mounted position, i.e. before both housing parts 10, 10' are assembled together.
  • a pre-mounted position means that the electrical conductors 12, 14 are pressed in the strain relief elements 28, 30 and are held therein by means of friction even if the second connector housing part 10' is not yet mounted. Thereby, the assembly of the connector is considerably facilitated.
  • Figure 2 shows an enlarged view of the strain relief elements 28, 30 of the first hermaphroditic housing part 10 shown in Figure 1 .
  • the first strain relief element 28 is provided by a pair of jaw-like protrusions 32 being arranged on the first housing part 10 facing each other and forming a first recess there between in which the first electrical conductor 12 is clamped and held by means of friction.
  • the second strain relief element 30 is also provided by a pair of protrusions 34 being arranged on the first housing part 10 facing to each other and forming a second recess there between in which the second electrical conductor 14 is clamped and held by means of friction.
  • the pairs of protrusions 32, 34 are tapered for simplifying the insertion of the electrical conductors 12, 14.
  • the first strain relief elements 28 and second strain relief element 30 are not arranged in one longitudinal line with respect to the therein clamped electrical conductors 12, 14, but are arranged with an offset such that the first strain relief elements 28 and the second strain relief element 30 of two housing parts 10, 10' act onto different longitudinal portions of the electrical conductor 12, 14.
  • the first strain relief element 28 of the first housing part 10 acts on a first longitudinal portion of the conductor 12
  • the second strain relief element 30' of the second housing part 10' acts on a second longitudinal portion of the same conductor 12.
  • the pairs of protrusions 32, 34 of the first strain relief element 28 and the second strain relief element 30 have such a height that the first electrical conductor 12 and the second electrical conductor 14 can be arranged completely in between the pairs of protrusions 32, 34, i.e. the first electrical conductor 12 and the second electrical conductor 14 do not extend above the pairs of protrusions 32, 34.
  • This measure also simplifies an assembling of a SRS connector, since by such an arrangement a squeezing of the electrical conductors 12, 14 between the housing parts 10, 10' during an assembling can be avoided.
  • the housing part 10 comprises a third strain relief element 40, which can be shown on Figure 3, and a fourth strain relief element 38 which are, in the shown preferred embodiment, provided by a tapered clamping bar.
  • Figure 3 shows an exploded view of a safety restrain system connector according to the invention comprising the first housing part 10 and the identical second housing part 10' which can be snap-joined with the first housing part 10.
  • the latching arms 16, 16' are provided with stress-relief cut-outs 42' (only cut-outs 42' of the second housing part 10' are visible in the Figure but, as mentioned, the first housing part 10 is identical and thus also provided with a cut-out 42 or cut-outs 42).
  • cut-outs 42' By means of these cut-outs 42', the effective material thicknesses of the latching arms 16, 16' are reduced in order to increase the elasticity of the latching arms 16, 16', so that a connection between two housing parts 10, 10' can be easier provided. Moreover, by means of these cut-outs 42' also the risk that a latching arm 16, 16' breaks during assembling is decreased.
  • the first strain relief element 28 of the first housing part 10 and the second strain relief element 30' of the second housing part 10' act onto the first electrical conductor 12 at different longitudinal portions of the first electrical conductor 12 and the second strain relief element 30 of the first housing part 10 and the first strain relief element 28' of the second housing part 10' act onto the second electrical conductor 14 at different longitudinal portions of the second electrical conductor.
  • the third relief elements 40 and the fourth strain relief elements 38 secure and press the electrical conductors 12, 14 into the first strain relief element 28 and the second strain relief element 30 providing a sufficient high friction force for securing the electrical conductors 12, 14 in the safety restrain system connector.
  • strain relief elements 28, 30, 38, 40 are arranged on the housing parts 10, 10' in such a way that they cause a curved or labyrinth-like guiding of the electrical conductors 12, 14 within the housing parts 10, 10'. In this way, the friction forces with which the electrical conductors 12, 14 are held within the safety restrain system connector can be further increased.
  • the housing parts 10, 10' further comprise a snap tongue 44' with which a snap-joint with a respective snap portion of a corresponding socket (not shown) can be provided.
  • Figure 4 shows a schematically view of a safety restrain system comprising a safety restrain system connector built by the first housing parts 10 and the second housing part 10' in which the first electrical conductor 12 and the second electrical conductor 14 are held and a corresponding socket 46 into which the safety restrain system connector is inserted.

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

La présente invention concerne un connecteur à système de retenue sécurisé (SRS) conçu pour un accouplement avec un connecteur femelle correspondant, le connecteur SRS comprenant un boîtier de connecteur conçu pour recevoir au moins un premier conducteur électrique (12) et un second conducteur électrique (14). Le boîtier de connecteur comprend au moins une première partie de boîtier hermaphrodite (10) et une seconde partie de boîtier hermaphrodite (10'), toutes deux comprenant au moins un premier élément de soulagement de traction (28) et un second élément de soulagement de traction (30), le premier élément de soulagement de traction (28) et le second élément de soulagement de traction (30) étant agencés sur la première partie de boîtier (10) et sur la seconde partie de boîtier (10') de sorte que, dans un état assemblé du connecteur SRS avec le premier conducteur électrique (12) et le second conducteur électrique (14), le premier élément de soulagement de traction (28) de la première partie de boîtier (10) et le second élément de soulagement de traction de la seconde partie de boîtier (10') agissent sur le premier conducteur électrique (12), et que le second élément de soulagement de traction (30) de la première partie de boîtier (10) et le premier élément de soulagement de traction de la seconde partie de boîtier (10') agissent sur le second conducteur électrique (14).
PCT/EP2012/074291 2011-12-23 2012-12-03 Connecteur à système de retenue sécurisé Ceased WO2013092193A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IB2011003312 2011-12-23
IBPCT/IB2011/003312 2011-12-23

Publications (1)

Publication Number Publication Date
WO2013092193A1 true WO2013092193A1 (fr) 2013-06-27

Family

ID=47520898

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/074291 Ceased WO2013092193A1 (fr) 2011-12-23 2012-12-03 Connecteur à système de retenue sécurisé

Country Status (1)

Country Link
WO (1) WO2013092193A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3396789A1 (fr) * 2017-04-27 2018-10-31 Delphi International Operations Luxembourg S.à r.l. Ensemble de connecteur pour des systèmes de sécurité
EP3232517B1 (fr) 2016-04-11 2019-01-02 Tyco Electronics France SAS Connecteur pyrotechnique
EP4020715A1 (fr) * 2020-12-23 2022-06-29 Yazaki Corporation Câble électrique équipé de borne, connecteur et procédé de fabrication d'un connecteur
EP4125161A1 (fr) 2021-07-26 2023-02-01 Aptiv Technologies Limited Connecteur électrique doté d'un réducteur de tension amélioré pour des câbles électriques

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1659447A (en) * 1926-03-18 1928-02-14 Landers Frary & Clark Electrical attachment plug
US5685731A (en) * 1994-10-03 1997-11-11 International Connectors & Cable Corp. Strain-relief device for use with cable-plug assemblies
WO1998007213A2 (fr) * 1996-08-12 1998-02-19 Thomas & Betts International, Inc. Ensemble connecteur d'amorce exempt d'orientation pour ensembles airbag d'automobiles
WO2000004609A1 (fr) * 1998-07-15 2000-01-27 Thomas & Betts International, Inc. Connecteur destine a un generateur de gaz d'airbag
DE20216337U1 (de) 2002-10-23 2002-12-19 Amphenol-Tuchel Electronics Gmbh, 74080 Heilbronn Steckverbinder zur Verbindung mit einem Zünder eines Airbagmoduls mit integriertem Massekontakt
EP1309038A1 (fr) * 2001-10-25 2003-05-07 Tyco Electronics Corporation Ensemble connecteur d'amorce exempt d'orientation pour ensembles airbag d'automobiles
WO2008048541A2 (fr) 2006-10-16 2008-04-24 Fci Prise électrique avec dôme à contacts protégés
EP2230731A1 (fr) 2009-03-20 2010-09-22 Amphenol-Tuchel Electronics GmbH Connecteur à fiches électrique

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1659447A (en) * 1926-03-18 1928-02-14 Landers Frary & Clark Electrical attachment plug
US5685731A (en) * 1994-10-03 1997-11-11 International Connectors & Cable Corp. Strain-relief device for use with cable-plug assemblies
WO1998007213A2 (fr) * 1996-08-12 1998-02-19 Thomas & Betts International, Inc. Ensemble connecteur d'amorce exempt d'orientation pour ensembles airbag d'automobiles
WO2000004609A1 (fr) * 1998-07-15 2000-01-27 Thomas & Betts International, Inc. Connecteur destine a un generateur de gaz d'airbag
EP1309038A1 (fr) * 2001-10-25 2003-05-07 Tyco Electronics Corporation Ensemble connecteur d'amorce exempt d'orientation pour ensembles airbag d'automobiles
DE20216337U1 (de) 2002-10-23 2002-12-19 Amphenol-Tuchel Electronics Gmbh, 74080 Heilbronn Steckverbinder zur Verbindung mit einem Zünder eines Airbagmoduls mit integriertem Massekontakt
WO2008048541A2 (fr) 2006-10-16 2008-04-24 Fci Prise électrique avec dôme à contacts protégés
EP2230731A1 (fr) 2009-03-20 2010-09-22 Amphenol-Tuchel Electronics GmbH Connecteur à fiches électrique

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3232517B1 (fr) 2016-04-11 2019-01-02 Tyco Electronics France SAS Connecteur pyrotechnique
EP3396789A1 (fr) * 2017-04-27 2018-10-31 Delphi International Operations Luxembourg S.à r.l. Ensemble de connecteur pour des systèmes de sécurité
KR20180120591A (ko) * 2017-04-27 2018-11-06 델피 인터내셔널 오퍼레이션즈 룩셈부르크 에스.에이 알.엘. 안전 시스템을 위한 커넥터 조립체
CN108832386A (zh) * 2017-04-27 2018-11-16 德尔福国际业务卢森堡公司 用于安全系统的连接器组件
US10290976B2 (en) 2017-04-27 2019-05-14 Aptiv Technologies Limited Electrical connector assembly
CN108832386B (zh) * 2017-04-27 2020-11-17 德尔福国际业务卢森堡公司 用于安全系统的连接器组件
KR102534458B1 (ko) * 2017-04-27 2023-05-22 앱티브 테크놀러지스 리미티드 안전 시스템을 위한 커넥터 조립체
EP4020715A1 (fr) * 2020-12-23 2022-06-29 Yazaki Corporation Câble électrique équipé de borne, connecteur et procédé de fabrication d'un connecteur
US11721925B2 (en) 2020-12-23 2023-08-08 Yazaki Corporation Terminal-equipped electric wire, connector and manufacturing method of connector
EP4125161A1 (fr) 2021-07-26 2023-02-01 Aptiv Technologies Limited Connecteur électrique doté d'un réducteur de tension amélioré pour des câbles électriques
GB2609239A (en) 2021-07-26 2023-02-01 Aptiv Tech Ltd Electrical connector with improved strain relief for electrical wires

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