EP3288122B1 - Un mécanisme de verrouillage d'assurance de position de connecteur et procédé de fonctionnement de ce mécanisme de verrouillage d'assurance de position de connecteur - Google Patents

Un mécanisme de verrouillage d'assurance de position de connecteur et procédé de fonctionnement de ce mécanisme de verrouillage d'assurance de position de connecteur Download PDF

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Publication number
EP3288122B1
EP3288122B1 EP17187151.0A EP17187151A EP3288122B1 EP 3288122 B1 EP3288122 B1 EP 3288122B1 EP 17187151 A EP17187151 A EP 17187151A EP 3288122 B1 EP3288122 B1 EP 3288122B1
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EP
European Patent Office
Prior art keywords
connector assembly
component
female connector
position assurance
assurance device
Prior art date
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Active
Application number
EP17187151.0A
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German (de)
English (en)
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EP3288122A1 (fr
Inventor
Franklin A. Holub
Vikas Azad
Darrell George
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.)
JST Corp
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JST Corp
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Filing date
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Priority claimed from US15/243,008 external-priority patent/US10615542B2/en
Application filed by JST Corp filed Critical JST Corp
Publication of EP3288122A1 publication Critical patent/EP3288122A1/fr
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Publication of EP3288122B1 publication Critical patent/EP3288122B1/fr
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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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/64—Means for preventing incorrect coupling
    • H01R13/641—Means for preventing incorrect coupling by indicating incorrect coupling; by indicating correct or full engagement
    • 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
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • 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
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/627—Snap or like fastening
    • H01R13/6271—Latching means integral with the housing
    • H01R13/6272—Latching means integral with the housing comprising a single latching arm

Definitions

  • the present invention generally relates to a connector position assurance (CPA) locking mechanism used to securely hold together a connector apparatus which has a male connector assembly and a female connector assembly.
  • the connector position assurance (CPA) locking mechanism is inserted into one of the connector assemblies to lock the male connector assembly and female connector assembly together as an additional locking assurance.
  • CPA connector position assurance
  • US 6,312,277 B1 , EP 1 096 616 A2 , US 2004/0067676 A1 and EP 3 016 213 A1 describe variants of connectors.
  • the invention is a connector position assurance device as it is defined by the features of independent claim 1.
  • the invention is a method of operating a connector assurance device as it is defined by the features of independent claim 10. Preferred embodiments are subject of the dependent claims.
  • the connector position assurance device comprises a two-component locking system including an upper component and a lower component, wherein the lower component forms an aperture; at least one tooth formed at a front end of the lower component; a first curved upper region and a second curved upper region formed on the upper component, wherein the upper component extends forward from the second curved upper region toward a front of the connector position assurance device; a back being connected to the upper component and the lower component; and a pair of arms being connected to the back.
  • the lower component has edges curved upward toward the upper component.
  • each of the arms has an interior surface facing toward the two-component locking system and an exterior surface facing outward, wherein the exterior surface does not have protrusions extending outward.
  • the CPA locking mechanism can be engaged, in a pre-lock position, to the female connector assembly prior to transport of the female connector assembly.
  • the male connector assembly and female connector assembly are engaged together, and the engagement thereof is assured when the CPA locking mechanism is placed at a full-lock position.
  • the CPA locking mechanism can also be referred to as a CPA device.
  • FIG. 1 is an exploded perspective view of the connector apparatus of the present invention having a male connector assembly, a female connector assembly, and a connector position assurance (CPA) locking mechanism.
  • the connector position assurance (CPA) locking mechanism can also be referred to as a CPA device.
  • FIG. 1 illustrates, in an exploded perspective view, the connector apparatus, generally referred to by reference number 1, which includes male connector assembly 100, female connector assembly 200, and CPA device 300.
  • the male connector assembly 100 has an opening 102 for accommodating the female connector assembly 200.
  • the opening 102 can be referred to as the male connector opening 102.
  • the female connector assembly 200 has an opening 202 for accommodating the CPA device 300.
  • the opening 202 can be referred to as the female connector opening 202.
  • the female connector assembly 200 includes a locking component 204.
  • An aperture 220 is formed by the locking component 204, as shown in FIG. 1 .
  • FIG. 2 is a top perspective view of the male connector assembly 100, the female connector assembly 200, and the CPA device 300, when the CPA device 300 has been connected to the female connector assembly 200 and the CPA device 300 is in the pre-lock position.
  • a tooth of the CPA device 300 is referred to by reference numeral 312
  • a first curved upper region of the CPA device 300 is referred to by reference numeral 302.
  • the locking component 204 includes at least a front portion 216 and two side portions 218, as shown in FIG. 2 .
  • the first curved upper region 302 of the CPA device 300 is shown to be penetrating the aperture 220 of the locking component 204.
  • FIG. 3 is a top perspective view of the female connector assembly 200 and the CPA device 300, when the CPA device 300 has been connected to the female connector assembly 200 and the CPA device 300 is in the pre-lock position.
  • the female connector assembly 200 has at least a first end 208 and a second end 210, at least one terminal aperture 212, and a top side 214.
  • the female connector opening 202 is formed at the second end 210 of the female connector assembly 200.
  • the first end 208 is to be inserted into the male connector opening 102 of the male connector assembly 100.
  • the locking component 204 of the female connector assembly 200 is located at the top side 214.
  • FIG. 4 is an end elevational view of the female connector assembly 200 and the CPA device 300, when the CPA device 300 has been connected to the female connector assembly 200 and the CPA device 300 is in the pre-lock position.
  • FIG. 4 shows multiple terminal apertures 212 of the female connector assembly 200, for receiving terminals (not shown).
  • FIG. 5 is a side elevational view of the female connector assembly 200 and the CPA device 300, when the CPA device 300 has been connected to the female connector assembly 200 and the CPA device 300 is in the pre-lock position.
  • FIG. 6 is a cross-sectional view, taken along line 6-6 in FIG. 3 , of the female connector assembly 200 and the CPA device 300, when the CPA device 300 has been connected to the female connector assembly 200 and the CPA device 300 is in the pre-lock position.
  • the female connector assembly 200 includes the locking component 204 having a front portion 216.
  • the front portion 216 has a front edge denoted with reference numeral 216A and a rear edge denoted with reference numeral 216B, as shown in FIG. 6 .
  • FIG. 6 demonstrates that, for the pre-lock position, the teeth 312 have gone into the female connector assembly 200 to a position such that the teeth 312 have passed beyond the front portion 216.
  • the teeth 312 are abutting and directly contacting the front edge 216A of the front portion 216, for the arrangement as shown in FIG. 6 .
  • Only one tooth 312 is shown in FIG. 6 , because FIG. 6 is a cross-sectional view, but it can be understood that the CPA device 300 has two teeth 312 abutting and directly contacting the front edge 216A of the front portion 216, for the arrangement as shown in FIG. 6 .
  • FIG. 6 shows that, for the pre-lock position, the first curved upper region 302 has gone into the female connector assembly 200 to a position such that the first curved upper region 302 has not passed beyond the front portion 216.
  • the first curved upper region 302 is abutting and directly contacting the rear edge 216B of the front portion 216, as shown in FIG. 6 .
  • the arrangement shown in FIG. 6 corresponding to the pre-lock position, can be utilized during transport of the female connector assembly and at other times.
  • FIG. 7 is a top perspective view of the male connector assembly 100, the female connector assembly 200, and the CPA device 300, when the male connector assembly 100 has been connected to the female connector assembly 200, the CPA device 300 has been connected to the female connector assembly 200, and the CPA device 300 is in the full-lock position.
  • FIG. 8 is an end elevational view of the male connector assembly 100, the female connector assembly 200, and the CPA device 300, when the male connector assembly 100 has been connected to the female connector assembly 200, the CPA device 300 has been connected to the female connector assembly 200, and the CPA device 300 is in the full-lock position.
  • FIG. 8 is an end elevational view of the male connector assembly 100, the female connector assembly 200, and the CPA device 300, when the male connector assembly 100 has been connected to the female connector assembly 200, the CPA device 300 has been connected to the female connector assembly 200, and the CPA device 300 is in the full-lock position.
  • FIG. 9 is a side elevational view of the male connector assembly 100, the female connector assembly 200, and the CPA device 300, when the male connector assembly 100 has been connected to the female connector assembly 200, the CPA device 300 has been connected to the female connector assembly 200, and the CPA device 300 is in the full-lock position.
  • FIG. 10 is a cross-sectional view, taken along line 10-10 in FIG. 7 , of the male connector assembly 100, the female connector assembly 200, and the CPA device 300, when the male connector assembly 100 has been connected to the female connector assembly 200, the CPA device 300 has been connected to the female connector assembly 200, and the CPA device 300 is in the full-lock position.
  • the female connector assembly 200 includes the locking component 204 having a front portion 216. Front edge 216A of the front portion 216 is shown in FIG. 10 . Also, rear edge 216B of the front portion 216 is shown in FIG. 10 .
  • FIG. 10 also shows that male connector assembly 100 has at least one latch 104.
  • the male connector assembly 100 may also have additional latches.
  • the latch 104 will be at the rear edge 216B of the front portion 216 when the male connector assembly 100 is connected to the female connector assembly 200, the CPA device 300 is connected to the female connector assembly 200, and the CPA device 300 is in the full-lock position.
  • the latch 104 is located between the rear edge 216B and the second end 210 of the female connector assembly 200.
  • the latch 104 is located between the rear edge 216B and the back 322 of the CPA device 300.
  • the latch 104 engages the locking component 204 in order to hold the male connector assembly 100 to the female connector assembly 200.
  • the latch 104 engages the front portion 216 of the locking component 204 in order to hold the male connector assembly 100 to the female connector assembly 200.
  • the male connector assembly 100 has a housing 122.
  • the housing 122 forms the male connector opening 102.
  • the latch 104 is on the interior of the housing 122, inside the male connector opening 102.
  • the female connector assembly 200 has a housing 222.
  • the housing 222 forms the female connector opening 202.
  • the teeth 312 engage the locking component 204 in order to hold the CPA device 300 to the female connector assembly 200 in the pre-lock position.
  • the teeth 312 engage the front edge 216A of the front portion 216 of the locking component 204 in order to hold the CPA device 300 to the female connector assembly 200 in the pre-lock position.
  • the first curved upper region 302 engages the locking component 204 in order to hold the male connector assembly 100 to the female connector assembly 200 in the full-lock position.
  • the first curved upper region 302 engages the front edge 216A of the front portion 216 of the locking component 204 in order to hold the male connector assembly 100 to the female connector assembly 200 in the full-lock position.
  • FIG. 10 demonstrates that the teeth 312 have gone into the female connector assembly 200 to a position such that the teeth 312 have passed beyond the front portion 216.
  • FIG. 10 shows that first curved upper region 302 has gone into the female connector assembly 200 to a position such that the first curved upper region 302 has also passed beyond the front portion 216.
  • first curved upper region 302 of the CPA device 300 is abutting and directly contacting the front edge 216A of the front portion 216.
  • the teeth 312 have passed under the front portion 216, and first curved upper region 302 has also passed under the front portion 216.
  • FIG. 11 is a top elevational view of the CPA device 300.
  • FIG. 12 is a rear end elevational view of the CPA device 300.
  • FIG. 13 is a bottom elevational view of the CPA device 300.
  • FIG. 14 is a side end elevational view of the CPA device 300.
  • FIG. 15 is a front end elevational view of the CPA device 300.
  • FIG. 16 is a cross-sectional view, taken along line 16-16 in FIG. 11 , of the CPA device 300.
  • FIG. 17 is a perspective view of the CPA device 300.
  • the CPA device 300 includes first curved upper region 302, second curved upper region 304, a pair of teeth 312, and other components as described herein.
  • FIG. 17 shows an embodiment wherein the CPA device 300 has two teeth 312, it can be understood that, according to an alternative embodiment, the CPA device 300 can be modified to have only one tooth 312.
  • FIG. 11 shows that the CPA device 300 has a pair of arms 306.
  • FIG. 17 shows an exterior surface 306A of one of the arms 306, and also shows an interior surface 306B of one of the arms 306.
  • the exterior surfaces 306A of arms 306 have flat and smooth surfaces.
  • the exterior surfaces 306A do not have protrusions extending outward away from the CPA device 300.
  • the arms 306 can slide into the female connector opening 202 of the female connector assembly 200.
  • the CPA device 300 includes a two-component locking system having an upper component 308 and a lower component 320.
  • the upper component 308 can also be referred to as a flexible beam.
  • the upper component 308 is able to flex downward toward the lower component 320, for example.
  • the upper component 308 extends forward from the second curved upper region 304 toward the front 316 of the CPA device 300.
  • the upper component 308 has a front end 310 and side edges 324.
  • the lower component 320 extends forward from the back 322 toward the front 316 of the CPA device 300.
  • the lower component 320 forms an aperture 314. Edges of the lower component 320 are curved upward. The edges of the lower component 320 are referred to by reference numeral 318.
  • the side edges 324 are flat and smooth, and do not have protrusions extending outward toward edges 318 of the lower component 320.
  • FIG. 17 also shows side edge 324 to be flat and smooth.
  • the front portion 204 forces the first curved upper region 302 to move downward towards aperture 314 or into aperture 314.
  • the front end 310 of the upper component 308 has a surface that has rounded, smooth edges, as shown in FIG. 11 , for example.
  • the front end 310 of the upper component 308 is not split into multiple different sections.
  • the CPA device 300 allows the CPA device 300 to be in the pre-lock position and the full-lock position when inserted into the female connector opening 202 of the female connector assembly 200.
  • the full-lock position of the CPA device 300 assures the full engagement, and subsequent locking, of the female connector assembly 200 to the male connector assembly 100.
  • the CPA device 300 is inserted into the female connector opening 202 of the female connector assembly 200.
  • the teeth 312 will travel under the front portion 216 of the female connector assembly 200.
  • the pre-lock position In the pre-lock position, the first curved upper region 302 is directly contacting the rear edge 216B, and the teeth 312 are directly contacting the front edge 216A, as shown in FIG. 6 .
  • the male connector assembly 100 is connected to the female connector assembly 200, by inserting the female connector assembly 200 into the male connector opening 102 of the male connector assembly 100.
  • the CPA device 300 is moved from the pre-lock position to the full-lock position as described herein.
  • the first curved upper region 302 will travel under the front portion 216 of the locking component 204 of the female connector assembly 200.
  • this is the full-lock position.
  • the first curved upper region 302 In the full-lock position, the first curved upper region 302 is directly contacting the front edge 216A, and the latch 104 is at the rear edge 216B, as shown in FIG. 10 .

Claims (13)

  1. Dispositif d'assurance de position de connecteur (300), comprenant :
    un système de verrouillage à deux composants comportant un composant supérieur (308) et un composant inférieur (320), dans lequel le composant inférieur forme une ouverture (314) ;
    au moins une dent (312) formée à une extrémité avant du composant inférieur (320) ; et
    une première région supérieure incurvée (302) et une seconde région supérieure incurvée (304) formées sur le composant supérieur (308), le composant supérieur (308) s'étendant vers l'avant à partir de la seconde région supérieure incurvée (304) vers un avant (316) du dispositif d'assurance de position de connecteur (300) ;
    caractérisé en ce qu'il comprend en outre :
    un arrière (322) relié au composant supérieur (308) et au composant inférieur (320) ; et
    une paire de bras (306) reliés à l'arrière (322), le composant inférieur (320) ayant des bords (318) incurvés vers le haut vers le composant supérieur (308).
  2. Dispositif d'assurance de position de connecteur (300) selon la revendication 1, dans lequel l'ouverture (314) est formée sous la première région supérieure incurvée (302).
  3. Dispositif d'assurance de position de connecteur (300) selon la revendication 1, dans lequel chacun des bras (306) a une surface extérieure plate (306A) qui ne présente pas de saillies s'étendant vers l'extérieur.
  4. Dispositif d'assurance de position de connecteur (300) selon la revendication 1, dans lequel le composant supérieur (308) correspond à un faisceau flexible.
  5. Dispositif d'assurance de position de connecteur (300) selon la revendication 4, dans lequel le faisceau flexible fléchit vers le bas vers le composant inférieur (320) lorsque la première région supérieure incurvée (302) est poussée vers le bas.
  6. Dispositif d'assurance de position de connecteur (300) selon la revendication 1, dans lequel chacun des bras (306) a une surface intérieure (306B) orientée vers le système de verrouillage à deux composants et une surface extérieure (306A) orientée vers l'extérieur, la surface extérieure (306A) ne présentant pas de saillies s'étendant vers l'extérieur.
  7. Dispositif d'assurance de position de connecteur (300) selon la revendication 1, dans lequel les dents (312) sont configurées pour venir en prise avec un composant de verrouillage lorsque le dispositif d'assurance de position de connecteur est dans une position de pré-verrouillage.
  8. Dispositif d'assurance de position de connecteur (300) selon la revendication 1, dans lequel la première région supérieure incurvée (302) est configurée pour venir en prise avec un composant de verrouillage lorsque le dispositif d'assurance de position de connecteur est dans une position de verrouillage complet.
  9. Dispositif d'assurance de position de connecteur (300) selon l'une quelconque des revendications précédentes, dans lequel l'au moins une dent (312) est une paire de dents (312) formées à une extrémité avant du composant inférieur (320).
  10. Procédé de fonctionnement d'un dispositif d'assurance de position de connecteur (300), comprenant les étapes de :
    fourniture d'un ensemble connecteur femelle ayant un boîtier formant une ouverture de connecteur femelle et un composant de verrouillage ;
    logement d'un dispositif d'assurance de position de connecteur (300) selon l'une quelconque des revendications 1 à 9 dans l'ouverture de connecteur femelle de l'ensemble connecteur femelle, le dispositif d'assurance de position de connecteur (300) comprenant :
    un système de verrouillage à deux composants comportant un composant supérieur (308) et un composant inférieur (320), le composant inférieur formant une ouverture (314) ;
    au moins une dent (312) formée à une extrémité avant du composant inférieur (320) ;
    une première région supérieure incurvée (302) et une seconde région supérieure incurvée (304) formées sur le composant supérieur (308), le composant supérieur (308) s'étendant vers l'avant à partir de la seconde région supérieure incurvée (304) vers un avant (316) du dispositif d'assurance de position de connecteur (300) ;
    un arrière (322) relié au composant supérieur (308) et au composant inférieur (320) ; et
    une paire de bras (306) reliés à l'arrière (322), le composant inférieur (320) ayant des bords (318) incurvés vers le haut vers le composant supérieur (308) ;
    fourniture d'un ensemble connecteur mâle ayant un boîtier formant une ouverture de connecteur mâle et au moins un verrou ; et de
    logement de l'ensemble connecteur femelle dans l'ouverture de connecteur mâle de l'ensemble connecteur mâle.
  11. Procédé de fonctionnement d'un dispositif d'assurance de position de connecteur (300) selon la revendication 10, dans lequel l'étape de logement du dispositif d'assurance de position de connecteur (300) dans l'ouverture de connecteur femelle de l'ensemble connecteur femelle comprend en outre une étape de mise en prise de l'au moins une dent (312) avec le composant de verrouillage de l'ensemble connecteur femelle, correspondant à une position de pré-verrouillage.
  12. Procédé de fonctionnement d'un dispositif d'assurance de position de connecteur (300) selon la revendication 11, comprenant en outre une étape de mise en prise de la première région supérieure incurvée (302) avec le composant de verrouillage de l'ensemble connecteur femelle, correspondant à une position de verrouillage complet.
  13. Procédé de fonctionnement d'un dispositif d'assurance de position de connecteur (300) selon la revendication 12, dans lequel l'étape de logement de l'ensemble connecteur femelle dans l'ouverture de connecteur mâle de l'ensemble connecteur mâle comprend en outre une étape de mise en prise de l'au moins un verrou de l'ensemble connecteur mâle avec le composant de verrouillage de l'ensemble connecteur femelle.
EP17187151.0A 2016-08-22 2017-08-21 Un mécanisme de verrouillage d'assurance de position de connecteur et procédé de fonctionnement de ce mécanisme de verrouillage d'assurance de position de connecteur Active EP3288122B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15/243,008 US10615542B2 (en) 2015-09-02 2016-08-22 Connector position assurance locking mechanism and method of operating the connector position assurance locking mechanism

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EP3288122A1 EP3288122A1 (fr) 2018-02-28
EP3288122B1 true EP3288122B1 (fr) 2020-07-22

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DE102019113491A1 (de) * 2019-05-21 2020-11-26 Te Connectivity Germany Gmbh Gehäuse für einen Stecker mit einer Anzeigeeinrichtung

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6312277B1 (en) * 1999-01-27 2001-11-06 Cardell Corporation Connector position assurance device for a connector
EP3016213A1 (fr) * 2014-10-27 2016-05-04 Delphi International Operations Luxembourg S.à r.l. Dispositif d'assurance de position de connecteur (CPA) pour branchement et débranchement direct

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6354860B1 (en) * 1999-11-01 2002-03-12 Osram Sylvania Inc. Connector and connector assembly
JP3991911B2 (ja) * 2002-07-17 2007-10-17 住友電装株式会社 コネクタ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6312277B1 (en) * 1999-01-27 2001-11-06 Cardell Corporation Connector position assurance device for a connector
EP3016213A1 (fr) * 2014-10-27 2016-05-04 Delphi International Operations Luxembourg S.à r.l. Dispositif d'assurance de position de connecteur (CPA) pour branchement et débranchement direct

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