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WO2015090273A2 - Serrure de portière de véhicule automobile - Google Patents

Serrure de portière de véhicule automobile Download PDF

Info

Publication number
WO2015090273A2
WO2015090273A2 PCT/DE2014/100435 DE2014100435W WO2015090273A2 WO 2015090273 A2 WO2015090273 A2 WO 2015090273A2 DE 2014100435 W DE2014100435 W DE 2014100435W WO 2015090273 A2 WO2015090273 A2 WO 2015090273A2
Authority
WO
WIPO (PCT)
Prior art keywords
spring
rotary latch
motor vehicle
vehicle door
door lock
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/DE2014/100435
Other languages
German (de)
English (en)
Other versions
WO2015090273A3 (fr
Inventor
Michael OCHTROP
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.)
Kiekert AG
Original Assignee
Kiekert 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 Kiekert AG filed Critical Kiekert AG
Publication of WO2015090273A2 publication Critical patent/WO2015090273A2/fr
Publication of WO2015090273A3 publication Critical patent/WO2015090273A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • E05B77/36—Noise prevention; Anti-rattling means
    • E05B77/38—Cushion elements, elastic guiding elements or holding elements, e.g. for cushioning or damping the impact of the bolt against the striker during closing of the wing
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00—Accessories in connection with locks
    • E05B17/0025—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing
    • E05B17/0033—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing for opening only
    • E05B17/0037—Spring-operated
    • 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
    • E05B85/20—Bolts or detents
    • E05B85/24—Bolts rotating about an axis
    • E05B85/243—Bolts rotating about an axis with a bifurcated bolt
    • 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
    • E05B2015/0403—Wound springs
    • E05B2015/0406—Wound springs wound in a cylindrical shape
    • E05B2015/041—Wound springs wound in a cylindrical shape loaded perpendicular to cylinder axis
    • 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
    • E05B2015/0458—Leaf springs; Non-wound wire springs
    • 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
    • E05B2015/0486—A single spring working on more than one element

Definitions

  • the invention relates to a motor vehicle door lock, with a locking mechanism consisting essentially of catch and pawl, and with at least one spring element with at least one elongated spring leg, wherein the spring leg interacts with the catch to their motion damping by the rotary latch with a contact surface largely tangential to the spring leg is adjustable ,
  • FR 2 852 622 describes a motor vehicle door lock equipped with a helical spring which is fastened to a counter-plate. With the help of the coil spring, the closing movement of the rotary latch is limited or damped.
  • the generic motor vehicle door lock according to DE 44 20 185 A1 uses a leaf spring, which acts in conjunction with a cam on the rotary latch shortly before reaching the closed position of the rotary latch as the pivotal movement of the rotary latch retarding friction brake.
  • the leaf spring is arranged above the catch in a lock housing.
  • the leaf spring is held in the not yet assembled door lock by a catch outside the path of movement of the cam on the catch.
  • Such an embodiment is structurally relatively complex and carries the risk in itself, that in particular the so-called main rest position or main closed position of the locking mechanism and consequently the associated motor vehicle door is not always taken safely. This is where the invention starts.
  • the invention is based on the technical problem of further developing such a motor vehicle door lock so that, with a simple construction, the closed position and, in particular, the main closing position or main locking position are reliably assumed.
  • the invention proposes in a generic motor vehicle door lock, that the spring leg generates a force acting in the opening direction of the rotary latch force on the contact surface of the rotary latch.
  • the contact surface on the catch and the spring leg] as part of the spring element aligned with each other so that when mechanical contact between the elongated spring leg on the one hand and the contact surface as part of the rotary latch on the other hand generates a force or torque on the rotary latch is, which respectively which acts in the opening direction of the Drehfatle.
  • the force acting in the opening direction of the rotary latch ensures that the rotary latch and, together with it, the locking mechanism can, without fail, reliably reach and even achieve a main locking position or main locking position.
  • the catch in this context can basically complete a so-called overtravel, so can be pivoted to a position beyond the main rest position during the closing process.
  • the rotary latch when returning from its overstroke position runs perfectly against the pawl and no indifferent functional states are observed.
  • the spring element is designed metallic, although embodiments of the spring element wholly or partially made of plastic are covered by the invention.
  • the spring element is a leaf spring, which can be produced by a simple and cost-effective punching process, for example, from sheet steel.
  • a coil spring can be used or can be combinations of coil spring and leaf spring think.
  • the arrangement of the spring leg and the spring element is taken altogether so that the spring leg according to a first alternative with a bearing surface having the rear edge of the rotary latch circumferentially interacts. That is, the spring leg on the one hand and the rear edge of the rotary latch on the other hand, the rear circumference of the rotary trap on the other hand abut each other, so that the spring leg in this way initiates the desired force in the opening direction of the rotary latch in this and can also initiate.
  • the spring leg interacts with a contour having the contact surface on or on the rotary latch.
  • the spring leg is not circumferentially on the circumference of the rotary latch or at the rear edge, but rather on an additional contour.
  • This contour can be provided on the circumference of the rotary latch or even get up on the rotary latch or abnagen from this angle, typically at right angles.
  • the spring element and the Drehfaile are not arranged in a matching plane, rather stretch the contour and the spring leg, for example, a parallel plane compared to the plane defined by the locking mechanism.
  • the spring element also acts as a rotary latch spring.
  • a Drehfaile is equipped with a so-called opening spring, which ensures that the catch is biased in the opening direction with the pawl lifted.
  • the associated motor vehicle door is at least slightly exposed when the locking mechanism is open.
  • such a rotary latch spring can also be omitted if the one or more door rubber seals provide sufficient spring action.
  • the design is such that the rotary latch spring simultaneously acts as a spring element for damping the movement of the rotary latch.
  • the rotary latch spring or the spring element so on the one hand used when the pawl is lifted from the catch and ensures for biasing the catch in its opening direction.
  • the spring element or the spring leg as part of the rotary latch spring in this context ensures that when the catch is moved in the closing direction, the rotary latch experiences the desired movement damping.
  • the design in all cases is such that the spring leg comes as part of the spring element with the contact surface of the rotary latch generally mechanically (briefly) before reaching a main latching position in contact.
  • the spring element even before reaching the main locking position of the locking mechanism, ensures that the rotary latch experiences the movement damping in the desired direction.
  • an embodiment of particular importance in the context of the invention is characterized in that the spring element in a plastic (block) is at least partially embedded.
  • the procedure can be such that the spring element and in particular the spring leg is completely received in the plastic or in the plastic block.
  • the plastic block and the spring leg act together as a spring to provide the desired damping of movement of the rotary latch.
  • the spring element or the spring leg on one or both sides protrudes from the plastic block.
  • the plastic block is advantageously an elastomer block, that is to say a block made of an elastomer, thus a rubber-elastic plastic.
  • an acoustically particularly favorable embodiment variant is provided. Because the typically metallic designed rotary latch does not apply to the also mostly metallic trained spring element or the spring taps !. Rather, at this point the plastic or advantageous one Elastomer interposed for noise reduction. Incidentally, with the aid of the plastic or elastomer, the force acting on the rotary latch in the opening direction can be increased.
  • the invention is based on the finding that the spring element or the spring leg on the one hand and the plastic block on the other hand can be equipped with their own spring constant, which can be superimposed additively, so that in the end a particularly high force on the catch in the opening direction with a thus designed spring element can be generated.
  • a stop is provided.
  • a complementary movement limitation of the catch can be realized. That is, the catch is attenuated not only by means of the spring element in their movement, so learns the desired motion damping, but in particular their closing movement undergoes a limitation.
  • the stop thus serves to limit the movement of the Drehfalie.
  • the stop is usually positioned in a locking mechanism typically stored lock case that the Drehfalie moves only in the overstroke on the stop in question or against this stop.
  • a motor vehicle door lock which can be implemented in a particularly simple and cost-effective manner.
  • a spring element which is constructed in the simplest case as a metallic leaf spring.
  • Such a leaf spring can be produced and mounted particularly cost-effective.
  • FIGS. 1A and 1B are identical to FIGS. 1A and 1B,
  • 3A and 3B show a variant of the invention, in which the rotary latch spring and the spring element coincide in different functional positions,
  • FIGS. 5A to 5C show a further variant in different positions.
  • a motor vehicle door lock is shown, which is constructed in its basic structure with a locking mechanism 1, 2 of essentially a rotary latch 1 and a pawl 2 interacting therewith.
  • the rotary catch 1 serves to catch a locking bolt 4, which enters into the illustrated motor vehicle door lock when closing the associated motor vehicle door via an inlet opening 3, in the main locking position or main locking position. Because in this main closed position or main detent position, the pawl 2 spring-assisted falls into the catch 1 or interacts with this such that the catch 1 does not perform (spring assisted) by a subsequently to be discussed rotary latch spring 5 movement in the opening direction ö about its axis 6 (Clockwise movement about axis 6).
  • the spring leg 8 interacts with the rotary latch 1 to the movement damping.
  • the contact surface 9 is in the variants according to FIGS. 1A, 1B and 3A, 3B and finally 5A to 5C respectively formed on a contour 10, which is located on or on the catch 1 in the context of the embodiment of FIGS. 1A, 1B, 3A, 3B and 5A to 5C is in the contour 10 to one that stands upright or predominantly perpendicular to the rotary latch 1.
  • the contact surface 9 can also be provided on a rear edge 11 of the rotary latch 1.
  • the spring leg 8 interacts with the questionable rear edge 11 of the rotary latch 1, namely, the spring leg 8 rests on the circumference of the rotary latch 1 at the questionable rear edge. This is shown in FIGS. 4A to 4C.
  • the spring element 7 is designed to be metallic overall, although variants are also covered by the invention that the spring element 7, for example, consists of plastic.
  • the spring element 7 is a leaf spring.
  • the spring element 7 is designed in the embodiments of FIGS. 3A, 3B and 5A to 5C as a spiral spring or leg spring. Basically, combinations of a leaf spring with a coil spring or leg spring are encompassed by the invention.
  • the rotary latch spring 5 is at the same time designed as a spring element 7 for dampening the movement of the rotary trap 1 in accordance with the invention.
  • the rotary latch spring 5 thus has the respective spring leg 8, which constitutes a part of the rotary latch spring 5.
  • the variant according to FIG. 2 is characterized in that the spring element 7 is plastic or at least partially embedded in a plastic block 12.
  • the plastic block 12 is an elastomer block 12, that is to say a block made of an elastomer or rubber-like plastic.
  • a stop 13 which is mounted in the lock box 14.
  • the lock case 14 serves to support the locking mechanism 1, 2 or to receive a bolt 6 defining the axis or axis of rotation 6 for the rotary latch 1 on the one hand and a further bolt 15 for defining a corresponding pivot 15 for the locking pawl 2 on the other hand.
  • the stop 13 is in the Frame of the embodiment by a Kochhubanschiag, so a stop 13, which limits an overstroke movement of the catch 1.
  • a corresponding overstroke area Ü is shown by way of example in FIGS. 4C and 5C and, as usual, in the closing direction S of the rotary latch 1, located beyond the main latching position corresponding to the position in FIGS. 4B and 5B.
  • Corresponding Studentshub Schemee Ü can be realized in the other variants of FIGS. 1A, 1 B and 2 or also in accordance with FIGS. 3A and 3B, if the movement of the catch 1 in the counterclockwise direction and consequently continues in the closing direction S.
  • the spring element 7 is finally composed almost completely of the spring leg 8, which in this case is equipped with corresponding stationary spring receivers 16 at its two ends.
  • the spring receptacles 16 may be bolts that fix the ends of the spring leg 8 in the lock case 14.
  • the design is such that the spring leg 8 designed as a leaf spring is predominantly convexly bulged in the opening direction 6 of the rotary catch 1.
  • the spring leg 8 is compressed and accordingly generates a force opposing this closing direction S in FIG Opening direction ö of the catch.
  • the embodiment according to FIG. 2 is constructed. Also in this case, two stationary spring receivers 16 are provided, with the aid of which designed as a leaf spring spring leg 8 is fixed in the lock case 14. In addition, the leaf spring or the spring leg 8 in the plastics lock or elastomer block 12 is inserted. In a mechanical contact of the catch 1 with the correspondingly constructed spring element 7 consequently not only the elastomer block 2, but also the embedded leaf spring respectively the spring leg 8 are compressed and generate corresponding opposing forces in the opening direction ö of the rotary latch 1. These regularly result from an addition of both such provided springs. In addition, the elastomer or plastic block 12 provides a noise attenuation at this point. In the variant according to FIGS.
  • the spring leg 8 is connected to the rotary latch spring 5 or constitutes a component of the rotary latch spring 5.
  • the rotary key spring 5 in conjunction with the spring leg 8 therefore functions as a total spring element Spring leg 8 on the stop 13 with one end.
  • Another end of the spring leg 8 is practically fixed by means of the axis or axis of rotation 6 defining bolt 6 for the catch 1.
  • the respective bolt 6 carries a spiral of the rotary latch spring fifth
  • the spring leg 8 is elastically deformed between the stop 13 and the pin 6, which act similar to the spring receivers 16 in the variant of FIGS. 1A, 1B.
  • the closing movement of the rotary latch 1, in conjunction with the contact surface 9 on the contour 10, causes the spring leg 8 to be deformed and, in turn, generates a force F acting in the opening direction of the rotary latch 1, as indicated by corresponding force arrows in FIGS. 3B indicate.
  • the stop 13 acts as an overstroke stop and prevents the Drehfalie 1 can be pivoted over the Kochhub Schl Ü out in the closing direction S by the retracting locking pin 4.
  • FIGS. 5A to 5C is characterized by a spring element 7, which is equipped with a coil spring portion respectively a leg spring, which is located in the region of the coil spring or leg spring receiving pin 6.
  • the questionable coil spring or the See keifederabites is again equipped with the elongated spring leg 8, which interacts during the closing movement of the rotary latch 1 with the contour 10 respectively provided on the contour 10 Grafiambae 9 Drehfalie 1.
  • the spring leg 8 is elastically deformed in this closing movement corresponding to the sequence of figures in FIGS. 5B and 5C and again generates a force F in the opening direction ⁇ of Drehfalie 1.
  • Fig. 5C the effect of the stop 13 to limit the overreaching 0 to recognize.

Landscapes

  • Lock And Its Accessories (AREA)

Abstract

L'invention concerne une serrure de portière de véhicule automobile, comprenant un dispositif d'encliquetage (1, 2) essentiellement composé d'un pêne pivotant (1) et d'un cliquet (2). En outre, au moins un élément ressort (7) comportant au moins une branche ressort (8) étendue en longueur est réalisé. La branche ressort (8) coopère avec le pêne pivotant (1) afin d'amortir son mouvement. A cet effet, le pêne pivotant (1) peut venir s'appuyer contre la branche ressort (8) de manière principalement tangentielle par une surface d'appui (9). Selon l'invention, la branche ressort (8) exerce sur la surface d'appui (9) une force (F) agissant dans le sens d'ouverture (Ö) du pêne pivotant (1).
PCT/DE2014/100435 2013-12-18 2014-12-10 Serrure de portière de véhicule automobile Ceased WO2015090273A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013114300.8A DE102013114300A1 (de) 2013-12-18 2013-12-18 Kraftfahrzeugtürschloss
DE102013114300.8 2013-12-18

Publications (2)

Publication Number Publication Date
WO2015090273A2 true WO2015090273A2 (fr) 2015-06-25
WO2015090273A3 WO2015090273A3 (fr) 2015-08-13

Family

ID=52784864

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2014/100435 Ceased WO2015090273A2 (fr) 2013-12-18 2014-12-10 Serrure de portière de véhicule automobile

Country Status (2)

Country Link
DE (1) DE102013114300A1 (fr)
WO (1) WO2015090273A2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3238982A1 (fr) * 2016-04-27 2017-11-01 Grupo Antolin-Ingenieria, S.A. Mécanisme de verrouillage pour le dossier d'un véhicule
DE102017107361A1 (de) * 2017-04-05 2018-10-11 Huf Hülsbeck & Fürst Gmbh & Co. Kg Schlossanordnung für ein Fahrzeug
DE102017120340A1 (de) * 2017-09-05 2019-03-07 Kiekert Ag Kraftfahrzeugschloss mit Bremselement
DE102019113422A1 (de) * 2019-05-21 2020-11-26 Kiekert Aktiengesellschaft Kraftfahrzeugschloss

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4420185A1 (de) 1993-02-06 1995-12-14 Opel Adam Ag Türschloß für eine Kraftfahrzeugtür
FR2852622A1 (fr) 2003-03-19 2004-09-24 Valeo Securite Habitacle Agencement de pene dans une serrure pour portiere de vehicule automobile

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3933898B2 (ja) * 2001-09-21 2007-06-20 三井金属鉱業株式会社 車両用ドアロック装置
DE102005027734A1 (de) * 2005-06-16 2006-12-28 Kiekert Ag Kraftfahrzeugtürverschluss
DE102007058860A1 (de) * 2007-12-06 2009-06-10 Volkswagen Ag Schloss für eine Fahrzeugtür, insbesondere für eine Kraftfahrzeugtür
FR2956146B1 (fr) * 2010-02-09 2012-04-06 Valeo Securite Habitacle Serrure pour ouvrant de vehicule automobile
US9027971B2 (en) * 2011-01-26 2015-05-12 Magna Closures Inc. Over travel hood latch

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4420185A1 (de) 1993-02-06 1995-12-14 Opel Adam Ag Türschloß für eine Kraftfahrzeugtür
FR2852622A1 (fr) 2003-03-19 2004-09-24 Valeo Securite Habitacle Agencement de pene dans une serrure pour portiere de vehicule automobile

Also Published As

Publication number Publication date
WO2015090273A3 (fr) 2015-08-13
DE102013114300A1 (de) 2015-06-18

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