WO2017140996A1 - Lock for a motor vehicle - Google Patents
Lock for a motor vehicle Download PDFInfo
- Publication number
- WO2017140996A1 WO2017140996A1 PCT/FR2017/050367 FR2017050367W WO2017140996A1 WO 2017140996 A1 WO2017140996 A1 WO 2017140996A1 FR 2017050367 W FR2017050367 W FR 2017050367W WO 2017140996 A1 WO2017140996 A1 WO 2017140996A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rotor
- stator
- lock
- angular
- rotation
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B9/00—Lock casings or latch-mechanism casings ; Fastening locks or fasteners or parts thereof to the wing
- E05B9/04—Casings of cylinder 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
- E05B85/06—Lock cylinder arrangements
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/04—Devices for coupling the turning cylinder of a single or a double cylinder lock with the bolt operating member
- E05B17/041—Coupling device with a shaft projecting axially rearwardly from the cylinder, e.g. affording a degree of universal motion to compensate for misalignment
Definitions
- the present invention relates to a lock for a motor vehicle, as well as to a motor vehicle comprising a lock according to the invention and an associated assembly method.
- a lock for a motor vehicle comprises a front side configured for the introduction of an unlocking key, and a rear side configured to cooperate with an unlocking member.
- This type of lock generally comprises a stator and a rotor inserted in the stator so as to be rotatable.
- the rotor is inserted through the front of the stator, that is to say by the portion of the stator located at the front side of the lock, and fixed to the rear of the stator, that is to say at the rear side of the lock, by means of a circlip.
- This type of lock according to the prior art has the disadvantage of having a poor resistance to tearing, namely an extraction of the rotor in a direction opposite to its insertion into the stator, to force the lock.
- the resistance to tearing of this type of lock depends on the strength of the fixation of the circlip.
- this type of lock requires a fastener, namely the circlip.
- This fastener increases assembly costs, as well as assembly time, moreover during assembly, the operator can lose it.
- This type of lock has the disadvantage of requiring several additional parts, namely a hemi-stator, and two pins. These additional parts increase assembly costs, as well as assembly time.
- the object of the present invention is to provide a latch having a limited number of parts while having good resistance to forcing, in particular tearing, spacing and depression, namely a pressure on the rotor towards the back of the lock to force the lock.
- the invention relates to a lock for a motor vehicle, comprising a stator, a rotor housed and rotatable in the stator for actuating an unlocking member, the stator comprising a first mounting means and the rotor comprising a second means. mounting cooperating with the first mounting means so that the rotor is movable between:
- closed angular positions in which the first and second mounting means block the rotor in translation along the axis of rotation of the rotor, in which the closed angular positions comprise a rest position in which the rotor does not operate; the unlocking member, and at least one active position in which the rotor actuates the unlocking member,
- the lock further comprising a locking means for locking the rotation of the rotor towards the open angular position.
- the bolt mounting means according to the invention make it possible to have good resistance to forcing, in particular to depression and tearing, without increasing the assembly time and the mounting costs of such a lock. .
- the motor vehicle lock comprises one or more of the following characteristics, considered individually or according to all the possible combinations: the latch comprises a return means configured to drive the rotor towards the rest position; and or
- the rotor comprises a housing in which the return means is inserted;
- the stator comprises a stator stop
- the rotor comprises a rotor stop
- the locking means comprises a locking foot cooperating with said stator stop and / or with said rotor stop;
- the housing and the stator and rotor stops are positioned so that the return means cooperates with the rotor stop and with the stator stop;
- the rotor moves from the open angular position to the rest position by a rotation of 180 °;
- the return means comprises said locking foot; and or
- stator comprises an external angular recess delimited by said stator stop
- rotor comprises an internal angular recess delimited by said rotor abutment
- said angular recesses are at least partially superposed when the rotor is in the rest position
- the housing opens radially onto the internal angular recess; and / or the first stator mounting means comprises at least one protuberance extending towards the rotor, and the second rotor mounting means comprises at least one recess cooperating with said protrusion to axially fix the rotor in the stator in the stator. closed angular positions; and or
- stator is in one piece;
- the lock comprises a front side configured for the introduction of an unlocking key, and a rear side configured to cooperate with an unlocking member, and the mounting means are configured so that the rotor is axially insertable by the side back into the stator in the open angular position.
- the invention also relates to a motor vehicle comprising at least one lock according to the invention, said lock being mounted on a starting device and / or an opening and / or a fuel tank and / or a glove box.
- the invention further relates to a method of mounting a motor vehicle lock according to the invention, the lock comprising a front side configured for the introduction of an unlocking key, and a rear side configured to cooperate with a unlocking member,
- the rotor is inserted axially, preferably from the rear side, into the stator in the open angular position, and is rotated to a closed angular position
- locking means is positioned to block the rotation of the rotor towards the open angular position.
- FIGS. 1 and 2 represent exploded views of a lock according to one embodiment of the invention
- FIG. 3 illustrates a rotor in the open angular position of a lock according to one embodiment of the invention
- FIGS. 4a and 4b illustrate a rotor in the rest position of a lock according to one embodiment of the invention.
- the invention relates to a lock for a motor vehicle.
- the lock can be mounted on a starter device, on an opening such as a door or a trunk, on a fuel tank, or on a glove box of the motor vehicle.
- Figures 1 and 2 show exploded views of such a lock according to one embodiment of the invention.
- the lock comprises a stator 1 and a rotor 2 housed in a housing 12 of the stator
- the rotor 2 is rotatably mounted in the stator 1. The rotation of the rotor 2 allows to actuate an unlocking member.
- the stator comprises a first mounting means 11 and the rotor 2 comprises a second mounting means 21, 22 intended to cooperate with the first mounting means 11.
- the first mounting means 11 comprises a protuberance extending from an inner wall of the stator 1 towards the housing 12 of the stator 1.
- the first mounting means 11 comprises a protuberance extending from the stator 1 towards the rotor 2, when the latter is received in the housing 12 of the stator 1.
- the protuberance of the first mounting means 11 extends radially and an inner wall of the stator 1 in the direction housing 12 of the stator 1 for receiving the rotor 2.
- the second mounting means 21, 22 comprises a recess for cooperating with the protrusion of the stator 1.
- the second mounting means 21, 22 comprises a recess of substantially complementary shape to the protrusion of the first means of assembly
- the first and second mounting means 11, 21, 22 cooperate. More specifically, the second mounting means 21, 22 comprises a recess which extends radially from an outer wall of the rotor 2 in the direction of the axis of rotation of the rotor 2.
- the second mounting means 21, 22 comprises a protrusion extending from a wall of the rotor 2 towards the stator 1 when the rotor is inserted into the housing 12 of the stator 1, and the stator 1 comprises a recess extending from a wall of the stator 1 in a direction opposite to the direction of the housing 12 of the stator 1, the recess of the rotor 2 being intended to cooperate with the protrusion of the stator 1.
- the first mounting means 11 and the second mounting means 21, 22 cooperate so that the rotor 2 is movable, in particular rotatable, enters the minus an open angular position and closed angular positions, and is locked, in particular locked in translation, at the closed angular positions.
- the open angular position 23a, 24a, illustrated in Figure 3 corresponds to the position in which the rotor 2 is movable in translation along the axis of rotation of the rotor. In open angular position, the rotor 2 is rotatable towards the closed angular positions.
- the open angular position 23a, 24a preferably extends over an angular sector between 90 ° and 270 ° around the axis of rotation of the rotor 2, in particular substantially equal to 180 °.
- the closed angular positions correspond to positions in which the cooperation between the first mounting means 11 and the second mounting means 21, 22 blocks the rotor 2 in translation along the axis of rotation of the rotor.
- the closed angular positions comprise a rest position 23b, 24b, in which the rotor 2 does not actuate the unlocking member, and at least one active position, for example here two active positions (not shown), in which the rotor 2 actuates the unlocking member.
- the rest position extends over an angular sector wider than the angular sector of each active position. More specifically, an active position may correspond to a particular angular position, while a rest position may correspond to an angular sector comprising a plurality of angular positions.
- the rotation of the rotor 2 from the rest position 23b, 24b to an active position allows the actuation of the unlocking member for locking
- the rotation of the rotor 2 from the rest position 23b, 24b to the Another active position allows the actuation of the unlocking member for unlocking.
- the rotation making it possible to move from the rest position 23b, 24b to one of the active positions is preferably a rotation of an angle between 0 ° and 90 °, in particular greater than 45 ° in one case, for locking for example, and a rotation of an angle between 0 ° and -90 °, in particular less than -45 ° in the other case, for unlocking for example.
- the rotor 2 moves from the open angular position 23a, 24a to a closed angular position, in particular to the rest position 23b, 24b by a rotation of an angle greater than 90 ° and less than 270 °, for example the rotation of an angle substantially equal to 180 °.
- the lock comprises a locking means 33, 34 for blocking the rotation of the rotor 2 when in a closed position towards the open angular position. More specifically, the blocking means 33, 34 prevents the rotation of the rotor 2 from the rest position 23b, 24b towards the open angular position.
- the locking means 33, 34 makes it possible to keep the rotor in the closed angular positions.
- the lock comprises a return means 3 configured to return the rotor 2 to the rest position 23b, 24b.
- the return means 3 makes it possible to drive the rotor 2 from an active position to the rest position 23b, 24b.
- the return means 3 is, for example, a return spring for returning the rotor 2 to the rest position 23b, 24b.
- the return means 3 comprises the blocking means 33, 34.
- the return means also makes it possible to block the rotation of the rotor 2 in the direction of the open angular position 23 a, 24a.
- the rotor 2 comprises a housing
- the return means 3 is of substantially annular shape, and extends along the axis of rotation of the rotor 2.
- the return means 3 comprises the locking means 33, 34 which extends in a direction transverse to the substantially annular shape of the return means 3.
- the housing of the rotor 2 is of substantially annular shape, so that the return means 3 is inserted into said housing of the rotor 2.
- the stator 1 comprises a stator stop
- the rotor 2 comprises a rotor stop.
- the stop of the stator comprises a first portion 13 and a second portion 14
- the stop of the rotor comprises a first portion 23 and a second portion 24.
- the stop of the stator extends from an outer wall of the stator 1 towards the rotor 2 when the rotor is received in the housing of the stator 1.
- the rotor stop extends from an inner wall of the stator 1 in the direction of the axis of rotation of the rotor 2.
- the locking means 33, 34 comprises a locking foot cooperating with the stator stop and / or with the rotor stop to block the rotation of the rotor 2 of the position rest in the direction of the open angular position.
- the return means 3 comprises said locking foot.
- the blocking means 33 cooperates with the first part 13 of the stator abutment and with the first part 23 of the rotor abutment, and the locking means 34 co-operates with the second part 14. the stator stop and the second portion 24 of the rotor stop.
- the housing 26 and the stator and rotor stops are positioned so that the return means 3 cooperate with the rotor stop and with the stator stop.
- the housing 26 and the stator and rotor stops are in continuity. More specifically, in the rest position 23b, 24b of the rotor 2, the positioning of the return means 3 in the housing 26 causes the cooperation of the return means 3 with the rotor stop and with the stator stop.
- the housing of the rotor 2 in the rest position of the rotor 2, the housing of the rotor 2, the first part 23 of the stop of the rotor and the first part 13 of the stop of the stator are in continuity, and the means 3, in particular the locking means 33, cooperates with the first portion 13, 23 of the stops of the rotor and the stator.
- the housing of the rotor 2 in the rest position of the rotor 2, the housing of the rotor 2, the second portion 24 of the stop of the rotor and the second portion 14 of the stop of the stator are in continuity, and the locking means 34 cooperates with the second portion 14, 24 of the stops of the rotor and the stator.
- the stator 1 comprises an external angular recess 15 delimited by the stator abutment, and more precisely by the first and second parts 13, 14 of the stator abutment.
- the stator 1 comprises a recess extending from an external surface of the stator 1 relative to the housing of the stator 1, towards the rotor 2 inserted in the housing of the stator 1.
- the external angular recess 15 extends from an outer wall of the stator 1 towards the housing of the stator for receiving the rotor 2 on an angular sector of the stator 1. More specifically, the external angular recess 15 extends on the angular sector between the first portion 13 of the stator abutment and the second portion 14 of the stator abutment.
- the rotor 2 comprises an internal angular recess 25 delimited by the rotor abutment, and more specifically by the first and second parts 23, 24 of the rotor abutment.
- the rotor 2 comprises a recess extending from the outer surface of the rotor 2, that is to say from the surface in contact with the wall of the housing of the stator 1, in the direction the axis of rotation of the rotor.
- the internal angular recess 25 extends from an outer wall of the rotor 2 towards the axis of rotation of the rotor 2 over an angular sector of the rotor 2. More specifically, the internal angular recess 25 extends over the angular sector between the first portion 23 of the rotor abutment and the second portion 24 of the rotor abutment.
- the external angular recess 15 of the stator 1 and the internal angular recess 25 of the rotor 2 preferably extend over an angular sector between 45 ° and 180 °, in particular substantially equal to 90 °.
- the outer angular recess 15 and the inner angular recess 25 are at least partially superimposed.
- at least a portion of the external angular recess 15 and at least a portion of the internal angular recess 25 extend over the same angular sector since the axis of rotation of the rotor.
- the angular recesses 15, 25 are totally superimposed. More precisely, in FIG. 4a, the external 15 and internal 25 angular recesses are in continuity.
- the outer angular recess 15 and the inner angular recess 25 are at least partially offset from each other when the rotor is in the open angular position 23a, 24a.
- at least a portion of the external angular recess 15 and at least a portion of the internal angular recess 25 extend over different angular sectors from the axis of rotation of the rotor.
- the angular recesses 15, 25 are totally offset relative to one another. More precisely, in FIG. 3, the external 15 and internal 25 angular recesses do not extend on the same angular sector from the axis of rotation of the rotor.
- the housing 26 of the rotor opens radially on the internal angular recess 25.
- the first mounting means 11 of the stator 1 comprises at least one protuberance which extends towards the rotor 2 when the latter is received in the housing 12 of the stator 1, and the second means mounting 21, 22 of the rotor 2 comprises at least one recess cooperating with said protuberance.
- the cooperation of the protuberance of the first mounting means 11 with the recess of the second mounting means 21, 22 makes it possible to axially fix the rotor 2 in the stator 1 in the closed angular positions 23b, 24b.
- the stator 1 is in one piece.
- the stator in one piece makes it possible to reduce the time and the costs of mounting the lock comprising it.
- the rotor 2 comprises an insertion orifice of a key insert and coding members, such as flakes.
- the flakes make it possible to block the rotation of the rotor 2 in the stator 1 during the absence of a key or when a non-compliant key is inserted into the insertion orifice of the rotor 2.
- the lock comprises a front side configured for the introduction of an unlocking key, and a rear side configured to cooperate with an unlocking member.
- the unlocking key is inserted into the lock in the rest position of the rotor 2. The rotation of the unlocking key allows the rotor 2 to move from the rest position to an active position, and thus the actuation of the unlocking member of the lock.
- the mounting means 11, 21, 22 are configured so that the rotor 2 is axially insertable by the rear side of the latch in the stator 1, in particular visible in Figure 2, in the open angular position 23a, 24a.
- the mounting means 11, 21, 22 allow to have a good resistance to forcing, in particular to depression and tearing.
- the insertion of the rotor by the rear side of the latch in the stator makes it possible to have good resistance to tearing the latch, and the cooperation of the mounting means 11, 21, 22 makes it possible to have a good holding at the depression of the lock.
- the invention also relates to a method of mounting a lock for a motor vehicle as described above.
- the mounting method comprises an insertion step, during which the rotor is inserted into the stator. More specifically, the rotor is inserted axially into the stator, preferably through the rear side of the stator, into the open angular position. Following the insertion of the rotor 2 into the stator 1, in particular represented in FIG. 3, the first mounting means and the second mounting means cooperate so that the rotor is movable in translation along the axis of the rotor.
- the method comprises, following the insertion step, a rotation step, during which the rotor is pivoted to a closed angular position. More precisely, the rotor is pivoted from the open angular position to a closed angular position, in particular towards the rest position. As illustrated in FIG.
- the first mounting means and the second mounting means co-operate with each other. so that the rotor is locked in translation along the axis of the rotor.
- the rotation of the rotor 2 causes the locking means in a locking position of the rotation of the rotor 2 from a closed angular position towards the open angular position.
- the locking means is positioned to prevent rotation of the rotor 2 from the rest position to the open angular position.
- the stator 1 and the rotor 2 are mounted in bayonet, that is to say that they have the bayonet type fixing system. More precisely, in a first step, the rotor 2 is inserted axially into the housing of the stator 1, which causes the first and second mounting means 11, 21, 22 to cooperate so that the rotor 2 is movable in translation along the axis of rotation of the rotor. And secondly, the rotor 2 is pivoted relative to the stator 1, which causes the cooperation of the first and second mounting means 11, 21, 22 so that the rotor 2 is rotatable about the axis of rotation. rotation of the rotor and is locked in translation relative to the stator 1.
- the invention also relates to a motor vehicle comprising at least one lock as described above, the lock being mountable on a starting device, on an opening, on a fuel tank, or on a glove box of the motor vehicle.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201780011188.1A CN108699869B (en) | 2016-02-19 | 2017-02-17 | Lock for a motor vehicle |
BR112018013998-0A BR112018013998B1 (en) | 2016-02-19 | 2017-02-17 | LOCK FOR A MOTOR VEHICLE, MOTOR VEHICLE AND METHOD FOR MOUNTING A LOCK FOR A MOTOR VEHICLE |
JP2018544082A JP2019510899A (en) | 2016-02-19 | 2017-02-17 | Automotive lock mechanism |
EP17710328.0A EP3417131B1 (en) | 2016-02-19 | 2017-02-17 | Lock for a motor vehicle |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1651355A FR3048011A1 (en) | 2016-02-19 | 2016-02-19 | LATCH FOR MOTOR VEHICLE |
FR16/51355 | 2016-02-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017140996A1 true WO2017140996A1 (en) | 2017-08-24 |
Family
ID=56263821
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2017/050367 WO2017140996A1 (en) | 2016-02-19 | 2017-02-17 | Lock for a motor vehicle |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3417131B1 (en) |
JP (1) | JP2019510899A (en) |
CN (1) | CN108699869B (en) |
FR (1) | FR3048011A1 (en) |
WO (1) | WO2017140996A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3102520B1 (en) * | 2019-10-28 | 2022-03-11 | U Shin France | End cap for vehicle opening cable |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2655028A (en) * | 1950-06-05 | 1953-10-13 | Briggs & Stratton Corp | Rear compartment lock |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HU225253B1 (en) * | 2001-05-22 | 2006-08-28 | Fab A S | Closing cylinder, in particular for motor vehicles |
JP2008254462A (en) * | 2007-03-30 | 2008-10-23 | Honda Motor Co Ltd | Handlebar lock device |
US8336349B2 (en) * | 2008-04-15 | 2012-12-25 | Schlage Lock Company | Lock assembly |
FR2964688B1 (en) * | 2010-09-09 | 2012-10-12 | Valeo Securite Habitacle | LOCK FOR MOTOR VEHICLE LATCH SYSTEM |
-
2016
- 2016-02-19 FR FR1651355A patent/FR3048011A1/en not_active Withdrawn
-
2017
- 2017-02-17 WO PCT/FR2017/050367 patent/WO2017140996A1/en active Application Filing
- 2017-02-17 CN CN201780011188.1A patent/CN108699869B/en active Active
- 2017-02-17 JP JP2018544082A patent/JP2019510899A/en active Pending
- 2017-02-17 EP EP17710328.0A patent/EP3417131B1/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2655028A (en) * | 1950-06-05 | 1953-10-13 | Briggs & Stratton Corp | Rear compartment lock |
Also Published As
Publication number | Publication date |
---|---|
EP3417131A1 (en) | 2018-12-26 |
JP2019510899A (en) | 2019-04-18 |
CN108699869B (en) | 2020-09-22 |
FR3048011A1 (en) | 2017-08-25 |
CN108699869A (en) | 2018-10-23 |
BR112018013998A2 (en) | 2018-12-11 |
EP3417131B1 (en) | 2020-05-06 |
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