WO2012000577A1 - Schnellverschluss für ein fahrzeugfestes ende eines sicherheitsgurtes in einem kraftfahrzeug - Google Patents
Schnellverschluss für ein fahrzeugfestes ende eines sicherheitsgurtes in einem kraftfahrzeug Download PDFInfo
- Publication number
- WO2012000577A1 WO2012000577A1 PCT/EP2011/001893 EP2011001893W WO2012000577A1 WO 2012000577 A1 WO2012000577 A1 WO 2012000577A1 EP 2011001893 W EP2011001893 W EP 2011001893W WO 2012000577 A1 WO2012000577 A1 WO 2012000577A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- opening
- locking head
- quick release
- spring element
- spring
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/18—Anchoring devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/18—Anchoring devices
- B60R22/195—Anchoring devices with means to tension the belt in an emergency, e.g. means of the through-anchor or splitted reel type
Definitions
- the invention relates to a quick release for a vehicle-fixed end of a seat belt in a motor vehicle having the features of the preamble of claim 1.
- Safety belts according to the prior art are fixed at one end via an end fitting firmly to the structure of the motor vehicle, while the other end on a likewise fixedly arranged on the structure of the motor vehicle Gurtoller is rolled up.
- a detachable connection must be provided between the end fitting and the structure of the motor vehicle.
- the end fitting tensioner may be fastened first to the structure of the motor vehicle or to a seat of the motor vehicle, and the seat belt to the end fitting subsequently in a second mounting step with the end fitting tensioner connected via a quick release.
- the mounting of the end fitting on the end fitting puncture takes place at the vehicle manufacturer, so that the quick-release fastener according to the requirements of the vehicle manufacturer should be inexpensive and as easy as possible to handle.
- the quick release should be designed such that a faulty mounting at the vehicle manufacturer even at a very fast Assembly can be excluded.
- such a quick release allows for separate production and delivery of the end fitting tightener and the security goods system at the vehicle manufacturer.
- a releasable connection of the vehicle-fixed end of the seat belt system to the motor vehicle can be made possible by the quick release, so that this end of the seat belt of the seat belt system can be dismantled with less effort.
- the object of the invention is to provide a generic cost-effective quick release with a simple structural design.
- the second opening has a latching contour on which the spring element comes to rest in the locking position.
- the catch contour to the spring element By reaching the catch contour to the spring element is prevented that the spring element and the locked by the spring element in the locked position locking head unintentionally releases from the locking position. Since the locking contour in the manufacture of the fitting part can be formed cost neutral with, and the Federelemeht due to its spring properties automatically arrives at the locking contour to the system, the backup of the locking head without an increase in the cost of manufacturing and assembly of the quick release can be realized.
- the latching of the spring element can be realized particularly easily if the spring element has at least one projecting spring arm, and the spring element is latched to the spring arm on the latching contour.
- the spring arm can be used e.g. have a different spring stiffness than the spring element by its shape in the direction of the locking contour.
- the one or more spring arms are arranged on a material galleries on the spring element. Due to the material galleries, the spring arms are deliberately arranged flexibly on the spring element.
- the spring element can be considered as a basic element, which serves for fixing and guiding the spring element in the fitting part before and during the assembly process and in the state of delivery to the vehicle manufacturer.
- the spring arms are used solely for locking the spring element and for locking the locking head in the fitting part.
- the spring element is formed by a spring plate, which is shaped such that it is fixed in the mounting position in the first opening by exerting a FedervorSpannung on the fitting itself.
- the spring element can thereby be arranged in a pre-assembly step on the fitting part and be delivered in conjunction with this at the vehicle manufacturer.
- the spring element is preferably already in the mounting position, so that only the locking head must be inserted to connect the end of the seat belt.
- a further preferred embodiment of the invention can be realized by the spring element is shaped so that it is supported on two opposite edges of the second opening.
- the proposed design of the spring element is advantageous in that the spring element is thereby supported in the opening due to the acting directions of the spring forces. Furthermore, the proposed training in acting in the direction of the spring forces accelerations of advantage, since thereby even if the spring element due to the acting accelerations at one edge of the fitting triggers always abuts the respective other edge by the acceleration with a higher force.
- the locking head has directional grooves in the direction of the relative movement, into which the fitting engages after the relative movement with the edges of the second opening. The locking head is thereby secured both against twisting as against lateral slipping out of the second opening of the fitting part.
- the locking head may have at least one flange
- the second opening may have a recess adapted to the shape of the flange, into which the locking head with the flange is insertable into the mounting pitch, wherein the grooves are arranged in the flange.
- a predetermined mounting position is defined in the longitudinal direction of the locking head.
- the radially outwardly projecting flanges are used for the arrangement of the grooves, so that the locking head can be made in a section between the flanges without grooves and preferably in this section has a thickness or a diameter corresponding to the width of the second opening ,
- the Verrieglungskopf has at least one flattening, which allows mounting of the locking head only in a predetermined orientation.
- Such an orientation of the locking head is particularly advantageous when the locking head has lateral grooves which should be directed in the assembly position for carrying out the relative movement to the edge of the second opening.
- a securing element is provided, which can be inserted into a released by the relative movement of the locking head portion of the second opening.
- the securing element can be prevented that the locking head unintentionally, especially at higher accelerations from the locked position solves.
- the use of the securing element has the advantage that the released portion and the securing element can be dimensioned so that the securing element can only be arranged in the section when the locking head is in the locking position.
- a kind of control function can be realized by the securing element, whether the locking head is locked properly, since a not complete lock automatically makes the assembly of the securing element impossible.
- the fitting part has a groove-shaped expression arranged in an edge bordering the second opening, in which the fastening part can be received.
- a tightening device is provided on the fastening part, which abruptly tightens the seat belt when activated by retracting the fitting part in a tightening direction, and the relative movement of the locking head is aligned rectified to the tightening direction. Due to the rectified alignment of the tensioning movement of the fitting part and the relative movement through which the locking head in the locking position. is moved, it is impossible that the locking head is moved out of the locking position due to the high forces during the tensioning movement.
- the composite of interlocking ment head and fitting in the locked position is secured by two attached from the outside housing halves.
- the housing halves are used to additionally secure the quick release against unwanted loosening and also provide protection against external mechanical damage.
- Wire rope is, and the locking head is formed by a pressed onto the wire metal sleeve.
- Wire ropes have proven to be flexible fasteners both for direct attachment of the end of the seat belt to the motor vehicle and for power transmission in Endbeschlagstraffern.
- the locking head can be inexpensively formed by a metal sleeve, which simultaneously covers the end of the wire rope.
- the contour of the locking head during pressing of the metal sleeve can be molded with or alternatively used to improve the Verpressvorganges as Verschiebefix ist.
- Fig.l individual parts of a quick release according to the invention before assembly
- Fig.2 Quick release fastener before assembly
- Fig.3 Quick release and locking head in a mounting position
- Fig. 4 Quick release and locking head in one Locking position
- Fig.5 Quick release with inserted locking head in the locked position and inserted fuse element
- FIG 1 the individual parts of a quick release according to the invention are shown prior to assembly. It can be seen a fitting part 1, which is formed as a stamped part of a metal plate and having a first opening 2 and a second opening 3.
- the first opening 2 is oval-shaped and serves to attach a loop of a seat belt 21 shown in Figures 2 to 4.
- the attached by means of the loop end of the seat belt 21 is usually the free end of a lap belt portion of the seat belt.
- the second opening 3 is rectangular in shape and has two opposite longer edges 24 and 25, which pass at their end in each case in recesses 4 and 5 with a larger width.
- the recess 4 is narrowed again starting from the region of greater width by protruding into the recess 4 paragraphs 8.
- a fastening part 7 can be seen in the form of a wire rope which, for example, serves directly for fastening to the motor vehicle or can also be part of a tightening device fixedly arranged on the motor vehicle.
- a locking head 6 is formed by a pressed-metal shell provided.
- the locking head 6 itself has a center section 26 with lateral flattenings 13 and two flanges 9 and 10 delimiting the center section 26 and projecting radially outwards, in which laterally each because grooves 11 and 12 are provided.
- the grooves 11 and 12 and the flats 13 are respectively disposed on identically aligned portions of the outer peripheries of the central portion 26 and the flanges 9 and 10.
- a spring element 14 can be seen, which is formed as a stamped part of a thin spring plate and was plastically deformed during punching to a cross-sectionally U-shaped shape.
- the spring element 14 is formed in cross-section to a U-shape with two opposing upwardly curved edges 18 and additionally has outwardly projecting forms 16 and 17. Between the characteristics 16 and 17 and the edges 18, the spring element 14 is provided on both sides with a running in the longitudinal direction of the spring element 14 bead 19.
- a securing element 20 can be seen, which is also punched out of a thin spring plate.
- FIG. 2 shows the quick-release closure in a pre-assembly state.
- an end of a seat belt 21 is inserted and formed into a loop.
- the spring element 14 is inserted and indeed in a position in which the spring element 14 is supported with the upstanding edges 18 at the edges 24 and 25 of the second opening 3.
- the spring element 14 secures itself in the second opening 3 by the edges 18 are compressed and thereby each exert a spring force on the edges 24 and 25 of the fitting part l.
- a further securing of the spring element 14 takes place thereby by the edges 24 and 25 come into contact with the beads 19.
- the fitting l can thereby together with the spring element 14 at the end of the seat belt 21 at the vehicle manufacturer can be delivered without the spring element 14 can slip out of the second opening 3.
- two projecting spring arms 15, which are connected to the spring element 14 via a material throat 15a, are provided on one edge of the spring element 14.
- the spring arms 15 can perform independent spring movements to the spring element 14 through the connection via the material galleries 15 a, wherein they can also have a different from the spring property of the spring element 14 spring property.
- the fastening part 7 is then inserted for mounting with the locking head 6 in the second opening 3 with the spring element 14 inserted therein, wherein the orientation of the locking head 6 during the insertion is determined by the fact that the flanges 9 and 10 engage in the recesses 4 and 5 and the flats 13 are laterally aligned so that the central portion 26 between the edges 18 of the spring element 14 and the grooves 11 and 12 come to lie flush with edges 24 and 25 of the fitting part 1.
- a groove-shaped recess 22 is formed, in which the wire rope is received in the mounting position I, so that the attachment part 7 occurring tensile forces in approximately the middle of the plane of the pla tenförmigen fitting part 1 initiates ,
- the quick release is in a mounting position I shown in Figure 3.
- the fastening part 7 is transferred by pulling in the direction of the arrow A into the locking position II illustrated in FIG.
- the locking head 6 performs a linear relative movement to the fitting part 1.
- the spring element 14 is thereby moved. During this displacement movement, the spring element 14 is guided by the engagement of the edges 24 and 25 in the beads 19.
- a portion 23 and a projection 8 of the edges .24 and 25 of the fitting part 1 are inserted into the grooves 11 and 12 and the spring element 14 shifted so far that the spring arms 15 in the recess 4 come to rest.
- a locking position II position of the locking head 6 and the spring element 14 of the locking head 6 is secured by the latching in the recess 4 spring arms 15 against a return movement in the mounting position I.
- the locking head 6 is secured by the engaging in the grooves 11 and 12 lugs 8 and the sections 23 against rotation and against movement in the lateral direction in lateral accelerations.
- the securing element 20 secures the locking head 6 in addition to unintentional release of the locking head 6 from the locking position II. Furthermore, the arrangement of the securing element 20 additionally provides a means of control as to whether the locking head 6 is fully locked in the locking position II the fuse element 20 otherwise can not be inserted.
- the advantage of the proposed quick release is in that the relative movement of the locking head 6 from the assembly position I to the locking position II is rectified to the tensile forces acting in the load case of the safety belt 21 or the tensile forces exerted by a tensioning device arranged on the fastening part 7. This can be reliably prevented that the locking head 6 solves in the load case of the fitting part 1. Furthermore, the locking head 6 is secured by the engaging in the grooves 11 and 12 fitting part 1 even with lateral acceleration against accidental release.
- the spring element 14 is secured on the opposite sides engaging in the recess 4 spring arms 15 in the locking position II, so that lateral accelerations may indeed cause the spring arms 15 are pushed out of the recess 4 on one side, in this case, the spring arms 15 but urged into the recess 4 at the opposite side with a correspondingly higher force, so that the spring arms 15 secure the locking head 6 even with transverse accelerations by an at least one side engagement of the spring arms 15 in the recess 4 in the longitudinal direction.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
- Automotive Seat Belt Assembly (AREA)
- Seats For Vehicles (AREA)
- Springs (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201180031693.5A CN102958761B (zh) | 2010-06-30 | 2011-04-14 | 用于汽车座椅安全带的固定于汽车的端部的快速锁合装置 |
KR1020137002479A KR101778639B1 (ko) | 2010-06-30 | 2011-04-14 | 자동차에서 안전 벨트의 차량 고정 단부를 위한 신속 해제 체결구 |
US13/807,432 US8960723B2 (en) | 2010-06-30 | 2011-04-14 | Quick-release closure for a vehicle-fixed end of a seat belt in a motor vehicle |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010025714A DE102010025714B4 (de) | 2010-06-30 | 2010-06-30 | Schnellverschluss für ein fahrzeugfestes Ende eines Sicherheitsgurtes in einem Kraftfahrzeug |
DE102010025714.1 | 2010-06-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012000577A1 true WO2012000577A1 (de) | 2012-01-05 |
Family
ID=44247838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2011/001893 WO2012000577A1 (de) | 2010-06-30 | 2011-04-14 | Schnellverschluss für ein fahrzeugfestes ende eines sicherheitsgurtes in einem kraftfahrzeug |
Country Status (5)
Country | Link |
---|---|
US (1) | US8960723B2 (de) |
KR (1) | KR101778639B1 (de) |
CN (1) | CN102958761B (de) |
DE (1) | DE102010025714B4 (de) |
WO (1) | WO2012000577A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010025714B4 (de) | 2010-06-30 | 2013-07-18 | Autoliv Development Ab | Schnellverschluss für ein fahrzeugfestes Ende eines Sicherheitsgurtes in einem Kraftfahrzeug |
DE102012223453B4 (de) | 2012-12-17 | 2019-06-27 | Autoliv Development Ab | Schnellverschluss für ein fahrzeugfestes Ende eines Sicherheitsgurtes in einem Kraftfahrzeug |
US9168890B1 (en) * | 2014-09-03 | 2015-10-27 | Ford Global Technologies, Llc | Seat belt retractor with wedge clamp and load limiter |
DE102016217422B4 (de) * | 2016-09-13 | 2021-01-28 | Volkswagen Aktiengesellschaft | Verfahren zur Anwendung eines aktiven Rückhaltesystems |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10245818A1 (de) | 2001-10-16 | 2003-04-24 | Trw Repa Gmbh | Strafferfester Verschluss für einen Sicherheitsgurt |
DE102008004338A1 (de) * | 2008-01-15 | 2009-07-16 | Autoliv Development Ab | Schocksicherer Endbeschlag-Schnellverschluss |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5639130A (en) * | 1979-09-07 | 1981-04-14 | N S K Warner Kk | Connecting method for stranded cable assembly and fitting metal and connected body |
JPS5930110B2 (ja) * | 1980-02-28 | 1984-07-25 | エヌエスケ−・ワ−ナ−株式会社 | シ−トベルトのバックル装置及びその製造方法 |
US4471513A (en) * | 1980-12-27 | 1984-09-18 | Nsk-Warner, K.K. | Seat belt buckle mounting device |
JPS5830007U (ja) * | 1981-08-22 | 1983-02-26 | エヌエスケ−・ワ−ナ−株式会社 | 加締金具用素材 |
JPS58189195U (ja) * | 1982-06-10 | 1983-12-15 | 日本精工株式会社 | バツクル装置 |
US5181402A (en) * | 1990-09-07 | 1993-01-26 | Court Faessler | Cable lock assembly |
DE19958745C1 (de) * | 1999-12-07 | 2001-07-26 | Autoliv Dev | Befestigungseinrichtung mit Federsicherung für einen Sicherheitsgurtbeschlag |
DE202004008623U1 (de) * | 2004-06-01 | 2004-12-16 | Trw Automotive Gmbh | Baugruppe mit Sicherheitsgurtbeschlag und Sicherungsteil |
US7699401B2 (en) | 2005-06-10 | 2010-04-20 | Delphi Technologies, Inc. | Apparatus and method for attaching seat belt components |
DE102007025481B4 (de) * | 2007-05-31 | 2009-05-14 | Autoliv Development Ab | Rahmenteil für ein Gurtschloss eines Sicherheitsgurtes |
US7878547B2 (en) * | 2008-07-15 | 2011-02-01 | Autoliv Asp, Inc. | Seatbelt anchor assembly |
DE102010025714B4 (de) | 2010-06-30 | 2013-07-18 | Autoliv Development Ab | Schnellverschluss für ein fahrzeugfestes Ende eines Sicherheitsgurtes in einem Kraftfahrzeug |
-
2010
- 2010-06-30 DE DE102010025714A patent/DE102010025714B4/de active Active
-
2011
- 2011-04-14 CN CN201180031693.5A patent/CN102958761B/zh active Active
- 2011-04-14 KR KR1020137002479A patent/KR101778639B1/ko active Active
- 2011-04-14 WO PCT/EP2011/001893 patent/WO2012000577A1/de active Application Filing
- 2011-04-14 US US13/807,432 patent/US8960723B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10245818A1 (de) | 2001-10-16 | 2003-04-24 | Trw Repa Gmbh | Strafferfester Verschluss für einen Sicherheitsgurt |
DE102008004338A1 (de) * | 2008-01-15 | 2009-07-16 | Autoliv Development Ab | Schocksicherer Endbeschlag-Schnellverschluss |
Also Published As
Publication number | Publication date |
---|---|
US20130140420A1 (en) | 2013-06-06 |
CN102958761A (zh) | 2013-03-06 |
DE102010025714A1 (de) | 2012-01-05 |
DE102010025714B4 (de) | 2013-07-18 |
US8960723B2 (en) | 2015-02-24 |
KR101778639B1 (ko) | 2017-09-14 |
KR20130115214A (ko) | 2013-10-21 |
CN102958761B (zh) | 2015-11-25 |
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