EP2636826A2 - Serrure de véhicule automobile - Google Patents

Serrure de véhicule automobile Download PDF

Info

Publication number
EP2636826A2
EP2636826A2 EP13001114.1A EP13001114A EP2636826A2 EP 2636826 A2 EP2636826 A2 EP 2636826A2 EP 13001114 A EP13001114 A EP 13001114A EP 2636826 A2 EP2636826 A2 EP 2636826A2
Authority
EP
European Patent Office
Prior art keywords
blocking element
blocking
motor vehicle
vehicle lock
crash
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
EP13001114.1A
Other languages
German (de)
English (en)
Inventor
Erfindernennung liegt noch nicht vor Die
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.)
Brose Schliesssysteme GmbH and Co KG
Original Assignee
Brose Schliesssysteme GmbH and Co KG
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 Brose Schliesssysteme GmbH and Co KG filed Critical Brose Schliesssysteme GmbH and Co KG
Publication of EP2636826A2 publication Critical patent/EP2636826A2/fr
Ceased legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B77/00—Vehicle locks characterised by special functions or purposes
    • E05B77/02—Vehicle locks characterised by special functions or purposes for accident situations
    • E05B77/04—Preventing unwanted lock actuation, e.g. unlatching, at the moment of collision
    • E05B77/06—Preventing unwanted lock actuation, e.g. unlatching, at the moment of collision by means of inertial forces
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
    • E05B15/04—Spring arrangements in locks
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
    • E05B85/02—Lock casings

Definitions

  • the invention relates to a motor vehicle lock with the Merknalen of the preamble of claim 1, a motor vehicle lock with the features of the preamble of claim 12 and a Verstelleiementan extract in a motor vehicle lock with the features of the preamble of claim 15th
  • motor vehicle lock in this case all types of door, hood or flap locks are summarized.
  • the known motor vehicle lock ( EP 2 339 098 A2 ), from which the invention proceeds, is equipped with a safety device, which counteracts a crash-related, automatic actuation movement of an external actuating lever.
  • a safety device which counteracts a crash-related, automatic actuation movement of an external actuating lever.
  • an automatic actuation movement of the external actuating lever can be blocked by means of a blocking element.
  • the blocking element is correspondingly from a normal position in which the external actuating lever is freely actuated, in a blocking position in which the actuating movement of the external actuating lever is blocked, adjustable.
  • the adjustment of the blocking element in the blocking position can be triggered by the Crashbeschieun Trent occurring in the event of a crash.
  • the invention is based on the problem to design the known Krafifabrzeugsch such and further, that the reliability is increased in a compact design.
  • Essential is the fundamental consideration that a force acting on the blocking element, low control movement can be converted into a control movement of considerable extent, if for the provision of a tilting movement of the blocking element is provided about a tilt axis.
  • a tilting movement of the blocking element is generated about a tilt axis, which tilting axis divides the blocking element into two lever sections.
  • a tilting movement of the blocking element is generated about a tilt axis, which tilting axis divides the blocking element into two lever sections.
  • the blocking element is supported during the tilting movement on the functional element itself, resulting in a structurally particularly simple construction.
  • the blocking element falls in the event of a crash by its spring elasticity against an end stop, claim 13 advantageously provides to dampen the impact by Torsionsverfonnung in the blocking element itself.
  • damping of an impact of an adjusting element in a motor vehicle lock in general is the subject of a further teaching according to claim 15, which has independent significance. Reference may be made to all embodiments for damping the impact of the blocking element of the proposed motor vehicle lock.
  • the mass inertia of the release weight is used to trigger the crash-induced adjustment of the blocking element in the blocking position.
  • the advantage here is the fact that the tripping weight is adjustable relative to the blocking element, so that the blocking element on the one hand and the tripping weight on the other hand can be designed independently of each other constructive.
  • the release weight is arranged on a spring leg of a leg spring, wherein the blocking element of the other spring leg of the leg spring.
  • the motor vehicle lock shown in the drawing is equipped with an operable functional element 1, which here and preferably is an external operating lever.
  • the external actuating lever 1 acts directly or indirectly on the pawl, not shown, so that the motor vehicle lock can be opened by an actuation of the external actuating lever 1.
  • the external operating lever 1 in the illustrated motor vehicle lock is pivotally operable about a pivot axis 1a and projects out of the housing 2 of the motor vehicle lock with a linkage 1b and a driver 1c.
  • the linkage 1b serves the articulation of a Bowden cable, which allows the coupling to an outside door handle, not shown.
  • An operation of the external operating lever 1. in normal operation shows the transition from Fig. 1 on Fig. 2 ,
  • the external actuating lever 1 is rotated here in a clockwise direction and comes in the corresponding functional state of the motor vehicle lock in engagement with the pawl, not shown, resulting in a lifting of the pawl.
  • the motor vehicle lock is equipped with a safety device 3 assigned to the external operating lever 1, which can be coupled or coupled to the external actuating lever 1 in order to counteract an automatic actuating movement 4 of the external operating lever 1 by crash accelerations occurring in the event of a crash.
  • the safety device 3 has a blocking element 5, which is designed as a resilient wire or strip.
  • the blocking element 5 made of plastic, steel o. The like. Be configured.
  • the blocking element 5 is made of the material X10 CrNi 188. Other design variants are conceivable.
  • the blocking element 5 is made of in the FIGS. 1 to 3 shown normal position out in one in the Fig. 4 . 5 shown blocking position deflectable, wherein in the blocking position an actuating movement 4 of the external actuating lever 1 is blocked by the blocking element 5.
  • the blocking of the external actuating lever 1 by the blocking element 5 located in the blocking position results in the Fig. 4 . 5 in that the blocking element 5 lies in the path of movement of the driver 1c of the external actuating lever 1.
  • the outer operating lever 1 in which in the Fig. 1 to 3 illustrated normal state of the blocking element 5 freely pass from the blocking element 5 below the blocking element 5.
  • the function of the safety device 3 is based on the fact that by Crash accelerations occurring in the event of an accident, an adjustment of the blocking element 5 from the in the Fig. 1. to 3 shown normal position out in the in the Fig. 4 . 5 shown blocking position can be triggered.
  • the blocking element 5 is associated with a locking arrangement 6 to be explained, which engages in an adjustment of the blocking element 5 in the blocking position ( Fig. 4 . 5 ), wherein the latched latching arrangement 6 holds the blocking element 5 in the blocking position.
  • the blocking element 5 can be reset in a simple manner by actuating the external actuating lever 1, releasing the latching arrangement 6, into the normal position.
  • a view during the recovery of the blocking element 5 shows Fig. 6 ,
  • an actuation of the external actuating lever 1 for the provision of the blocking element 5 in the normal position initially generates a tilting movement 8 of the blocking element 5 about a tilting axis 7.
  • the tilting axis 7 divides the blocking element 5 into two lever sections 9, 10 (detailed representation in FIG Fig. 6 ).
  • the term "lever section" is to be understood here broadly and in particular also includes curved or the like structures.
  • the blocking element 5 is here and preferably part of the latching arrangement 6, the latching arrangement 6 shows a very simple structural design.
  • the latching arrangement 6 is associated with an upper support surface 11, on which the blocking element 5 rests in the normal position against its spring elasticity. This is best of detail in Fig. 1 refer to.
  • the blocking element 5 By occurring in the event of a crash crash accelerations the blocking element 5 can be brought out of engagement from the support surface 11 in a manner yet to be explained, whereby a here and preferably spring-driven adjustment of the blocking element 5 can be triggered down into the blocking position.
  • the terms “top” and “bottom” are intended to provide a rough indication of direction, this direction is defined by the adjustment of the blocking element 5 from top to bottom. This adjustment movement from top to bottom is in Fig. 4 indicated by the reference numeral 12.
  • Fig. 1 shows that the latching arrangement 6 has an upwardly extending wedge slope 13 with a vertical extent 14 and a transverse extent 15, to which the upper support surface 11 connects.
  • the representation according to Fig. 6 shows that such a wedge slope 13 is suitable to support the return of the blocking element 5 in the normal position.
  • the condition for this is a corresponding bias of the blocking element 5.
  • the blocking element 5 is biased or biased both in the vertical direction and in the transverse direction, wherein an adjustment of the blocking element 5 of the blocking position ( Fig. 4 . 5 ) into the normal position ( Fig. 1 to 3 ) is associated with a spring span in the vertical direction and with a spring relaxation in the transverse direction.
  • the design here and preferably is such that a spring-driven, automatic upward sliding of the blocking element 5 along the wedge slope 13 is not possible.
  • the provision of the blocking element 5 as described above is significantly effected by the tilting movement 8 of the blocking element 5.
  • the blocking element 5 can in any case also be raised by the tilting movement 8 against its spring elasticity in the direction of the upper support surface 11 and / or on the upper support surface 11.
  • the tilting movement 8 causes the Block.ie element 5 to slide up along the wedge slope 13 until the blocking element 5 reaches the upper support surface 11.
  • Fig. 6 shows that the blocking element 5 extends in the engagement region with the outer actuating lever 1 substantially transversely to the actuating movement and that the tilting axis 7 extends substantially in the direction of the actuating movement 4.
  • the generation of the tilting movement 8 is realized in a structurally particularly robust manner. It is essential that the blocking element 5 is supported on the outer actuating lever 1 during the tilting movement 8, wherein the tilting axis 7 is arranged correspondingly directly on the outer actuating lever 1.
  • the outer actuating lever 1 is web-like in the engagement area with the blocking element 5, so that the blocking element 5 essentially tilts around the web-like section of the outer actuating lever 1.
  • Fig. 6 shows that the tilting movement 8 takes place in a first section 16 of the blocking element 5, which is accompanied by elastic torsional deformation of a further, second section 17 of the blocking element 5.
  • Fig. 3 shows that the first portion 16 of the blocking element 5 in a.
  • Angle ⁇ is bent to the second portion 17 of the blocking element 5, wherein the angle here and preferably in a range between 40 ° and 110 °.
  • the occurring in the context of the tilting movement 8 elastic Torsionsverforinung the second portion 17 of the blocking element 5 is an interesting variant for a spring return, which can be realized with minimal use of space.
  • the tilting movement 8 itself becomes. now preferably realized in that a guide assembly 18 is provided, wherein the tilting movement 8 of the blocking element 5 on a positive guidance of the blocking element 5 by the guide assembly 18 goes back.
  • the guide assembly 18 is designed as a guide bevel whose angle of inclination ⁇ in the view A of Fig. 3 is indicated.
  • Particularly advantageous in the illustrated and so far preferred embodiment is the fact that the guide assembly 18 is well integrated into the functional structure of the safety device 3.
  • the guide assembly 18 is namely arranged on a support assembly 19 or formed as an integral part of this support assembly 19, wherein the support assembly 19 is used to support the blocking element 5 in the blocking of the actuating movement 4.
  • the support assembly 19 consists of two support elements 19a, 19b, of which the left support member 19a, the guide assembly 18, here the guide slope, receives (detail Fig. 6 ).
  • the illustrated tilting movement 8 results.
  • the tilting axis 7 together with the blocking element 5 forms a rocker arm with a short lever section 9 and a long lever section 10.
  • the short lever section 9 of the guide arrangement 18 and the long lever section 10 of FIGS Locking arrangement 6 is assigned.
  • An interesting feature of the proposed motor vehicle lock is also the good utilization of the spring elasticity of the blocking element 5 in order to avoid undesired mechanical rebound movements. This is necessary because in the event of a crash, the blocking element 5 jumps by its spring elasticity down against an end stop 20 in the blocking position, in which case and preferably the external operating lever 1 itself forms the end stop 20.
  • the functional element 1 preferably forms the end stop 20.
  • the impact of the blocking element 5 on the end stop 20 would be associated with a rebounding movement.
  • the engagement of the blocking element 5 with the end stop 20 triggers an elastic, impact-damping torsional deformation in the blocking element 5.
  • This is preferably supported by the fact that the blocking element 5 in the two above-mentioned portions 16, 17 is bent and the first portion 16 engages the end stop 20, whereby the second portion 17 performs the elastic Torsionsverfonnung.
  • the second section 17 is particularly suitable as a torsion spring, since this second section 17 is designed to be longer than the first section 16.
  • the first section 16 essentially serves to generate the torque required for the torsion.
  • the functional element 1 in question does not necessarily have to be designed as an external operating lever. It is also conceivable, for example, that the functional element 1 is an internal operating lever which can be coupled to a door inside handle.
  • the structural design of the motor vehicle lock is of very particular importance in the present case.
  • An essential aspect is the fact that the safety device 3 with blocking element 5 and latching arrangement 6 has a separate housing 21, which is attached to the motor vehicle lock, moreover, in particular to the housing 2.
  • the separate housing 21 is shown cut in the drawing, so that the housing interior is visible. Basically, the separate housing 21 forms in the illustrated, attached state of a substantially closed volume.
  • Fig. 3 shows that a relative to the blocking element 5 adjustable release weight 22 is provided, which is triggered by crash occurring in the event of a crash acceleration in engagement with the blocking element 5, an adjustment of the blocking element in the blocking position, can be brought.
  • a crash acceleration in Fig. 3 leads upwards accordingly, that the release weight 22 is deflected relative to the motor vehicle lock incidentally down, it comes into engagement with the blocking element 5 and the blocking element 5 disengages from the upper support surface 11, so that the blocking element 5 in the blocking position Fig. 4 falls.
  • the amount of the tripping weight 22 is to be matched to the design of the blocking element 5.
  • the release weight 22 is less than 10g.
  • the restoring force due to the spring elasticity of the blocking element 5 is here and preferably in a range between 0.1 N and 5 N.
  • a motor vehicle lock with a release weight 22 that can be adjusted relative to the blocking element 5 in the above manner is also the subject of another teaching that has independent significance.
  • the realization of a latching arrangement 6 in the above sense does not necessarily occur.
  • the design of the blocking element 5 as a resilient bendable wire or strip is not necessarily provided according to this further teaching.
  • the release weight 22 is arranged on a resiliently bendable wire or strip and, alternatively or additionally, if the blocking element 5 is designed as a resiliently bendable wire or strip.
  • the release weight 22 is arranged on a spring leg of a leg spring 23, while the blocking element 5 of the other spring leg of the leg spring 23 is. This structurally particularly easy to implement embodiment is shown in the drawing.
  • an adjusting element arrangement in a motor vehicle lock with a adjusting element 5 designed in particular as a resilient wire or strip, which is spring-driven or motor-adjustable against an end stop 20 into an end position is claimed.
  • the adjusting element 5 may be any adjustable element in the motor vehicle lock, which, as mentioned above, is adjustable against an end stop into an end position.
  • the adjusting element 5 is the blocking element as explained above.
  • the impact of the adjusting element 5 on the end stop 20 an elastic, the impact of the adjusting element 5 on the. End stop 20 damping torsional deformation in the adjusting element 5 triggers.
  • the adjusting element 5 is a spring-elastic bendable wire or strip, which is further preferably bent into two sections 16, 17, wherein one section 16 generates a torque upon impact of the adjusting element 5, which generates an elastic torsional deformation in the second section 17 of the adjusting element 5.

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  • Lock And Its Accessories (AREA)
EP13001114.1A 2012-03-06 2013-03-06 Serrure de véhicule automobile Ceased EP2636826A2 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202012002185 2012-03-06

Publications (1)

Publication Number Publication Date
EP2636826A2 true EP2636826A2 (fr) 2013-09-11

Family

ID=47844039

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13001114.1A Ceased EP2636826A2 (fr) 2012-03-06 2013-03-06 Serrure de véhicule automobile

Country Status (1)

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EP (1) EP2636826A2 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110181052A1 (en) * 2009-12-26 2011-07-28 Simon Brose Motor vechicle lock arrangement
US9593512B2 (en) 2014-07-31 2017-03-14 Brose Schliesssysteme Gmbh & Co. Kg Motor vehicle door lock arrangement
US9611675B2 (en) 2014-05-23 2017-04-04 Brose Schliesssysteme Gmbh & Co. Kg Motor vehicle door lock arrangement
US10309129B2 (en) * 2013-10-09 2019-06-04 Kiekert Aktiengesellschaft Motor vehicle door lock
WO2023227159A1 (fr) * 2022-05-24 2023-11-30 Kiekert Ag Serrure de véhicule automobile

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2193247A1 (fr) 2007-09-21 2010-06-09 Brose Schliesssysteme GmbH & Co. KG Serrure de véhicule automobile
EP2339098A2 (fr) 2009-12-26 2011-06-29 Brose Schliesssysteme GmbH & Co. KG Dispositif de verrouillage pour un véhicule automobile

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2193247A1 (fr) 2007-09-21 2010-06-09 Brose Schliesssysteme GmbH & Co. KG Serrure de véhicule automobile
EP2339098A2 (fr) 2009-12-26 2011-06-29 Brose Schliesssysteme GmbH & Co. KG Dispositif de verrouillage pour un véhicule automobile

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110181052A1 (en) * 2009-12-26 2011-07-28 Simon Brose Motor vechicle lock arrangement
US9845622B2 (en) * 2009-12-26 2017-12-19 Brose Schliesssysteme Gmbh & Co. Kg Motor vehicle lock arrangement
US10309129B2 (en) * 2013-10-09 2019-06-04 Kiekert Aktiengesellschaft Motor vehicle door lock
US9611675B2 (en) 2014-05-23 2017-04-04 Brose Schliesssysteme Gmbh & Co. Kg Motor vehicle door lock arrangement
US9593512B2 (en) 2014-07-31 2017-03-14 Brose Schliesssysteme Gmbh & Co. Kg Motor vehicle door lock arrangement
WO2023227159A1 (fr) * 2022-05-24 2023-11-30 Kiekert Ag Serrure de véhicule automobile

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