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EP0903457B1 - Elektrisches Schloss für Kraftfahrzeugtür - Google Patents

Elektrisches Schloss für Kraftfahrzeugtür Download PDF

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Publication number
EP0903457B1
EP0903457B1 EP19980402201 EP98402201A EP0903457B1 EP 0903457 B1 EP0903457 B1 EP 0903457B1 EP 19980402201 EP19980402201 EP 19980402201 EP 98402201 A EP98402201 A EP 98402201A EP 0903457 B1 EP0903457 B1 EP 0903457B1
Authority
EP
European Patent Office
Prior art keywords
lever
pawl
lock according
opening
latch
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.)
Expired - Lifetime
Application number
EP19980402201
Other languages
English (en)
French (fr)
Other versions
EP0903457A1 (de
Inventor
Patrick Dupont
Jean-Marie Lefebvre
Jean-Philippe Hochart
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.)
Valeo Comfort and Driving Assistance SAS
Original Assignee
Valeo Securite Habitacle SAS
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 Valeo Securite Habitacle SAS filed Critical Valeo Securite Habitacle SAS
Publication of EP0903457A1 publication Critical patent/EP0903457A1/de
Application granted granted Critical
Publication of EP0903457B1 publication Critical patent/EP0903457B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/12—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators
    • E05B81/14—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators operating on bolt detents, e.g. for unlatching the bolt
    • 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
    • E05B77/22—Functions related to actuation of locks from the passenger compartment of the vehicle
    • E05B77/24—Functions related to actuation of locks from the passenger compartment of the vehicle preventing use of an inner door handle, sill button, lock knob or the like
    • E05B77/26—Functions related to actuation of locks from the passenger compartment of the vehicle preventing use of an inner door handle, sill button, lock knob or the like specially adapted for child safety
    • 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
    • E05B77/22—Functions related to actuation of locks from the passenger compartment of the vehicle
    • E05B77/24—Functions related to actuation of locks from the passenger compartment of the vehicle preventing use of an inner door handle, sill button, lock knob or the like
    • E05B77/28—Functions related to actuation of locks from the passenger compartment of the vehicle preventing use of an inner door handle, sill button, lock knob or the like for anti-theft purposes, e.g. double-locking or super-locking
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/12—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators
    • E05B81/20—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators for assisting final closing or for initiating opening
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/54—Electrical circuits
    • E05B81/64—Monitoring or sensing, e.g. by using switches or sensors
    • E05B81/66—Monitoring or sensing, e.g. by using switches or sensors the bolt position, i.e. the latching status
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
    • E05B83/36—Locks for passenger or like doors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S292/00—Closure fasteners
    • Y10S292/23—Vehicle door latches
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S292/00—Closure fasteners
    • Y10S292/27—Disconnectable handle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T292/00—Closure fasteners
    • Y10T292/08—Bolts
    • Y10T292/1043—Swinging
    • Y10T292/1044—Multiple head
    • Y10T292/1045—Operating means
    • Y10T292/1047—Closure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T292/00—Closure fasteners
    • Y10T292/08—Bolts
    • Y10T292/1043—Swinging
    • Y10T292/1075—Operating means
    • Y10T292/1082—Motor

Definitions

  • the conviction function makes it possible to prevent opening the lock from outside the vehicle; the security function child prevents the lock from opening from the inside of the vehicle, while the deadlock function prevents opening the lock from outside and inside the vehicle so that even by breaking the door window, you cannot open that door.
  • the object of the invention is, above all, to provide a lock electrical which requires more reduced electrical means, and therefore less costly, to perform the three functions.
  • the invention also aims to simplify the means of link and reduce the number of components for a improvement of the inviolability and reliability of the lock, without increase the cost price, and even decrease it.
  • an electric door lock for vehicle is characterized in that the connecting means comprise an intermediate lever transmission of which one end is connected to the pawl, this lever being articulated so that it can pivot at least around two different geometric directions forming an angle between them, the assembly being such as a pivoting of the lever around a first steering allows to carry out the locking function, a pivoting lever around the second direction achieves the function child safety, and a pivoting of the lever around the first and second directions allows to realize the function super-condemnation, so that the electric motor means have no to order only two movements for the execution of the three Conviction, child safety, super-conviction functions.
  • the lever is articulated by means of a ball joint.
  • the lever can be articulated on an intermediate piece itself connected to the ratchet.
  • an electric motor with reduction gear reversible, is assigned to the control of each of the two movements lever pivot around the two geometric directions different.
  • the end of the lever remote from the joint forms a pallet located at the ends of two pivoting rods, respectively, around a fixed axis carried by a lock housing, and substantially parallel to the directions geometric around which the lever can pivot, the assembly being provided for a pivoting of the lever around the first direction allows the pallet to escape from a first link while remaining in cooperation with the second link, while the pivoting of the lever around the second direction allows the pallet to escape the second link while remaining in cooperation with the first connecting rod, and the joint pivoting of the lever around the two directions allows the pallet to escape the two links.
  • the control of the pivoting of the lever around the first direction is achieved using a coin pivoting on a fixed axis carried by the lock box and parallel to the first direction, this part comprising a toothed sector specific to cooperate with a helical pinion driven by an electric motor, and a fork in which is engaged a pin secured to the lever, this pin that can come out of the fork housing by a displacement substantially perpendicular to the mean plane of the fork, corresponding to the pivoting of the lever around the second direction.
  • the end zone of this part opposite the toothed sector is advantageously connected to a frieze zipper.
  • the child safety function control can include an arm whose overall direction is substantially orthogonal to the direction of the lever, this arm being carried by a pinion helical that can rotate reversibly around an axis geometric parallel to the second pivot direction of the lever, this arm being provided at its end remote from the pinion of a fork sandwiching an area of the lever, the rotational movement of the arm causing the lever to pivot around the second direction.
  • the helical pinion is advantageously provided at the end an accessible mechanical outlet, to allow actuation manual pinion in case of engine failure.
  • the lock is equipped with means electric assistance to open and close the door, especially for the compression of the door seal.
  • the bolt of the lock has two notches, and the purpose of assistance in closing is to cause the passage to the second notch, by motor means, when the door has been brought manually on the first notch of the bolt.
  • the means of action of the connecting rod may include a pin cooperating with guide means and capable of acting against a spout provided on the bolt to push the bolt into the position complete closure in response to rotation of the tray.
  • the lock advantageously comprises means sensitive to the position of the bolt to trigger the drive means electric assistance when the bolt arrives in the position where the first notch cooperates with the ratchet, the assistance means ensuring the passage of the bolt from this intermediate closed position to the fully closed position, in which the second notch cooperates with the ratchet.
  • the means for guiding the pin located at the end of the connecting rod distant from the plate, may consist of a light forming a cam provided in a large face of a plywood serving bolt and ratchet support.
  • the lock may have a rotating part around the same geometric axis as the pawl, this part being linked in rotation ratchet with a possibility of free angular movement between the part and the pawl, following a limited angular range.
  • the connection between this piece and the ratchet can include on one of the two elements, especially on the room, a window of a certain angular extent and on the other element, in particular the pawl, a protruding pin engaged in the window with the possibility of free travel between edges with substantially radial orientation of the window.
  • the workpiece may have a protruding pointing finger substantially towards the center of the plate, this finger being suitable for cooperate, according to the angular position, with a cam projecting in the center of the board or with a pawn provided in the vicinity of the periphery of the plate, the action of the cam or the pin against the finger allowing rotate the part in a direction which spreads the latch of the latch to allow opening.
  • the part is articulated, in particular by a ball joint provided on an ear projecting from this part, on the lever intermediate connecting means between, on the one hand, the pawl and, on the other hand, the external opening control means and the interior opening control means.
  • the stop position of the corresponding plate in the fully closed position with cooperation of the second notch of the bolt with the ratchet is controlled, in particular by a sensor, in such a way that the pin located at the end of the connecting rod away from the plate occupies a position avoiding any interference with the bolt, in particular with the bolt beak, for a return to the open position.
  • the lock comprises means allowing to disconnect the plate from its drive axis for that the plate becomes crazy in rotation and does not constitute an obstacle to carrying out manual opening or closing in the event of failure of the electrical assistance means.
  • the invention consists, apart from the provisions set out above, in a number of other provisions which will be more Explicit question below about examples of realizations described with reference to the accompanying drawings, but which are not in no way limiting.
  • Figure 1 of these drawings is a schematic view in perspective of an electric lock for vehicle door according to the invention.
  • Figure 2 is a perspective view from another angle of the lock of Figure 1 including the electric drive means and the intermediate lever as well as the rods were removed, while a keeper intended to be fixed on an upright of the door frame is represented.
  • Figures 3 to 6 are diagrams, seen from above, illustrating the different possible positions of a pallet, provided in end of lever, relative to the control rods.
  • Figure 7 is a schematic partial view in perspective of an electric motor with its reducer for the lever pivot control for safety child, the corresponding link being also shown.
  • Figure 8 shows the same elements as Figure 7 but in a different relative position.
  • Figure 9 shows in perspective the electric motor and the mechanism for controlling the pivoting of the lever around the first direction, while only the end of the arm carrying the child safety control fork is represented.
  • Figure 10 is a schematic view of an engine electric and its reducer to assist the closing or the door opening, in right view in relation to Figure 11.
  • Figure 11 is a partial sectional view along the line XI-XI of Figure 10, with parts outside.
  • Figure 12 is an elevational view of part of the parts of the lock with the bolt in the open position, the keeper not being represented.
  • Figure 13 shows, similarly to Figure 12, the start of closing, the keeper not being shown.
  • Figure 14 shows, similarly to Figure 13, the start of closing assistance.
  • Figure 15 is a diagram illustrating the end of the assistance on closing, the pawl having engaged with the second notch of the bolt.
  • Figure 16 illustrates the continued rotation of the platter driving the connecting rod.
  • Figure 17 illustrates the start of the opening.
  • Figure 18 illustrates the end of the opening.
  • an electric lock 1 intended to be fixed on a door, or door, (not shown) of vehicle by a plywood 2 in the form of a square in which a recess 3 is provided.
  • This recess 3 has a horizontal V shape 3a on the large face of the plywood 2.
  • the recess 3, called “dump”, allows the passage of the keeper 4 fixed on an upright of the door frame.
  • the lock 1 comprises a rotary bolt 5 with a fork 6 in which is suitable for engaging a branch of the keeper 4.
  • the bolt 5 is shown in position closing with the fork housing 6 directed upwards. This position is normally reached with leg 4a of keeper 4 engaged in the fork 6.
  • the opening can only be obtained releasing the bolt 5 rotating clockwise to bring it back in the open position, with the fork housing 6 substantially horizontal, its opening being located to the right as shown in Figure 2. It is then possible to separate the strike 5 bolt 4.
  • Lock 1 is fixed to the door by screws (not shown) which cross the axes (not shown) of the bolt 5 and a latch 7 retaining pawl, these axes passing through holes circulars 5a, 7a.
  • the pawl 7 is located above the bolt, which comprises a sector provided with two notches 8, 9 suitable for bracing against a nose 7b of the pawl 7 urged by a spring 7R, schematically shown, so as to rotate in the opposite clockwise direction around its pivot axis.
  • the bolt 5 includes a beak 10 projecting radially at the end of the remote sector notch 9.
  • FIG 2 there is shown schematically a trihedron trirectangle Ox, y, z.
  • the direction Ox, parallel to the large face of the plywood 2 is the transverse direction of the vehicle and corresponds substantially in the direction of closing or opening the door.
  • the direction Oz is the longitudinal direction of the vehicle while the direction Oy is the vertical direction.
  • Part 3a is oriented in the transverse direction.
  • the door is opened by releasing the bolt 5 by action on the pawl 7 to rotate it clockwise.
  • the pivoting of the pawl is obtained by pushing up on a pin 11 secured to this pawl by means of connecting means L (see Figure 12) comprising a part P, connected to the pawl, of which it will be discussed further.
  • These connecting means L comprise a lever transmission intermediate 12 (Fig. 1).
  • the opening of the lock can be controlled from the exterior by exterior opening control means which do not are represented only by a link 13 whose pivoting around a axis 14 fixed on the housing (not shown) of the lock is obtained at using the other components of these opening control means exterior.
  • the interior opening can be obtained by means of interior opening control represented only by a rod 15, arranged at right angles in the example considered, by relative to the link 13, and being able to pivot about an axis 16 fixed by compared to the lock box.
  • the intermediate lever 12 as visible in Figures 7 and 8, is oriented vertically as a whole; it is made up of a bent blade whose central part 17 is offset relative to the upper end 18 and the lower end 19.
  • the upper end 18 of the lever is connected to the pawl 7 by through room P.
  • the lower end 19 ends with a bent pallet 20 at right angles, substantially horizontal, rectangular in shape.
  • the pallet 20 covers the ends 13a, 15a of the rods 13 and 15, as illustrated in Figure 3.
  • the links 13 and 15, including the medium plane is vertical in the embodiment shown, can then lift the lever 12 by rotation in the proper direction around their respective axis 14 or 16 horizontal.
  • the lever 12 is articulated so as to be able to pivot at minus around two different geometric directions D-D, E-E (Fig. 9) forming an angle between them, respectively a first direction D-D orthogonal to the large face of plywood 2, and a second horizontal direction E-E parallel to the large face of the plywood 2. In the example considered, these two directions are orthogonal.
  • the articulation is produced in the form of a ball joint constituted by a convex spherical cap 21 provided projecting from the upper end 18 of the lever 12 and disposed in a concave concave housing 21a (FIGS. 7 and 8) provided in an ear Pe from room P.
  • the pivot axes 14 and 16 of the rods 13 and 15 are parallel, respectively to directions D-D and E-E.
  • the mean direction of the link 13 is parallel to the direction E-E, while the mean direction of the link 15 is parallel to the direction D-D.
  • the amplitude of the controlled movement of the lever 12 is such that the pallet 20 escapes from the link 13, no longer being located above this link as visible in Figure 4, while remaining above from the end 15a of the link 15.
  • a pivoting of the lever 12 around the geometric axis E-E, of appropriate amplitude and direction, allows the pallet to be moved 20 in a direction substantially perpendicular to the large face of the counterplate 2, that is to say in the direction F2 of FIG. 5.
  • the pallet 20 can thus escape the end 15a of the link 15, while staying above the end 13a (Fig. 5).
  • the security function child "is guaranteed since the opening cannot be ordered from inside the vehicle but the exterior control remains active.
  • the control of the pivoting of the lever 12 around the direction D-D is provided by a first electric motor 22, of axis vertical in the representation of the drawings, including the output shaft drives a helical pinion 23 reversible.
  • Room 24, whose plan medium is parallel to the large face of plywood 2, is mounted rotatable around a fixed axis 25 carried by the housing of the lock, parallel to the direction D-D.
  • the axis of rotation 25 is therefore horizontal and orthogonal to the geometric axis of the pinion 23.
  • the part 24 has a toothed sector 26 which meshes, reversibly, with the pinion 23.
  • the part 24 is articulated at the end of a frieze zipper 27, partially shown, on which it is possible to manually exert a vertical force towards the up or down from inside the vehicle. Manual control is possible, while the motor 22 is stopped, thanks to the reversibility of the pinion 23 - toothed sector 26 connection.
  • the part 24 comprises a fork 28 with two branches parallels defining a housing 29 open downwards.
  • the control of the pivoting of the lever 12 around the direction E-E, which is perpendicular to the plane of Figures 7 and 8, is provided by a second electric motor 31, visible in the Figures 1, 7 and 8, with a vertical axis in the embodiment considered.
  • the output shaft in the upper part of the motor 31, drives a gear reversible helical 32 which cooperates with a helical pinion 33 of axis orthogonal to that of the gear 32.
  • the pinion 33 is integral in rotation of an arm 34 extending substantially radially in the direction of the lever 12. This arm 34 comprises, at its end remote from the pinion 33, a fork 35 whose branches sandwich the lever 12 along the edge.
  • the length 34 of the lever is chosen so that, for the angular position of the pinion 33 illustrated in FIG. 7, the arm 34 in the high position pushes the lever 12 and the pallet 20, moved in the direction of arrow F2 ( Figure 5), escapes the link 15.
  • the pinion 33 comprises, at least at one axial end, a gripping means 36, for example constituted by a hollow area, accessible from outside the door with an appropriate tool, to manual action on the pinion 33, in the event of a motor 31 failure, particular for manually erasing the child lock. That is possible thanks to the reversible nature of the gear-pinion couple 32/33.
  • the electric motor 31 ensures the movement of the pallet 20 in the direction of arrow F2 ( Figure 5) to achieve safety child and moving in reverse to cancel this security child.
  • Figures 10 to 18 show means of assistance to opening and closing of a door, comprising a motor electric 37 and a reducer 38 (Fig. 10).
  • the purpose of assisting in closing a door is automatically drive this door from a closed position intermediate, easy to obtain manually, in which the pawl 7 is in abutment against the first notch 8 of the bolt (Fig. 13), at a position complete closure in which the pawl 7 abuts against the second notch 9 of the bolt 5 (Fig. 15).
  • the outlet of the reducer 38 is formed by the end a hollow shaft 40 (Fig. 11) integral in rotation with the wheel 39.
  • a plate 41 the mean plane of which is orthogonal to the geometric axis of the shaft 40 is mounted at the end of this shaft.
  • the plate 41 is driven in rotation, from the shaft 40, by declutching means 42 allowing, when desired, to uncoupled in rotation the plate 41 relative to the tree 40.
  • declutching means 42 comprise a ball 43 passing through a hole provided in the shaft 40 and projecting radially in a groove in a bore of the plate 41.
  • the ball 43 is held in this coupling position by the action of a pusher cylindrical 44 slidably mounted in the shaft 40.
  • One end of this pusher 44 located inside the sleeve 40, bears against a another ball 45 which comes into contact with ball 43 and pushes it towards outside.
  • This ball 45 is subjected to the thrust of a spring of compression 46 disposed between a closed front end of the shaft 40 and the ball 45.
  • the other end of the pusher 44 projects beyond the shaft 40 and is in abutment against an arm 47 forming a stop, which can be moved to allow sliding of pusher 44 to the right of Figure 11 under the action of spring 46. This results in an erasure in the radial direction towards the inside of the ball 43 driving the declawing of the plate 41 relative to the shaft 40.
  • Means of control of the arm 47 will be described in more detail below with reference to Figure 10.
  • the plate 41 comprises, on its face remote from the wheel 39, a projecting central cam 48 whose contour consists of two parallel straight segments connected at their ends by an arc of circle centered on the axis of the plate 41.
  • the plate 41 is further provided with a projecting pin 50 perpendicular to the mean plane of the plate, arranged so as to come and act against an edge 49a of finger 49 at the appropriate time.
  • the other face of the plate 41 is provided with a pin 51, judiciously placed in the vicinity of the periphery, serving as an axis of articulation to a connecting rod 52.
  • the opposite end of this connecting rod 52 is provided with a pin 53 protruding on either side of the mean plane of the connecting rod.
  • the part of this pin 53 behind the connecting rod 52 is engaged in an oblong light 54 substantially in the form of a flattened S, provided in the large face of the plywood 2.
  • This light 54 constitutes a cam whose shape is provided to ensure the desired guidance of pin 53.
  • the part of this pin 53 projecting towards the front of the connecting rod 52 can come to cooperate, under determined conditions, with the beak 10 of the bolt 5, as illustrated in Figure 14.
  • the part P is constituted by a plate mounted freely in rotation around the same geometric axis as the ratchet 7.
  • the link in rotation with the pawl 7 is provided by a window 55 substantially of trapezoidal shape with a certain angular extent, provided in the part P.
  • the pin 11 secured to the pawl 7 is engaged in this window 55.
  • the part P is biased by elastic return means Pr clockwise as shown in Figures 12 to 14, like pawl 7.
  • a passage microswitch 56 is provided, fixed on the case, to detect the arrival of the bolt 5 in the corresponding position on the first notch, and to control the starting of the engine 37 in order to drive the plate 41 in the opposite direction of the clock according to the representation of Figures 12 to 18.
  • the rest position of the device corresponds to the Representation of Figure 12 with the bolt 5 in the open position.
  • Pawn 53 is located in the upper half of lumen 54.
  • the stop in this position is controlled by a sensor 57, in particular for effect Hall, of which a fixed element is placed, slightly removed from the circumference of the plate 41, in a corresponding angular position substantially at the position occupied by the hour hand of a clock indicating eleven o'clock.
  • the sensor 57 can detect the arrival of the pin 51 possibly equipped with a combined element of the sensor 57.
  • pawn 53 in the part light 54, is such that the beak 10 of the bolt 5 can turn counterclockwise as shown in Figure 13, without interfering with pawn 53.
  • a captor 58 in particular Hall effect, slightly apart from the circumference of the plate 41 and whose angular position corresponds to that of the small hour hand on a clock indicating three hours, command this engine stop by detecting the arrival of the pin 51.
  • the keeper (not shown) enters the drain 3a and the fork 6 of bolt 5 which rotates counter clockwise, the beak 10 crossing counter 53 without interference.
  • the pawl 7 comes apply against the first notch 8 of the bolt as illustrated on the Figure 13.
  • the pawl 7 has turned slightly in the direction clock opposite and pawn 11 came in the immediate vicinity of the window edge 55 most advanced in opposite direction clock.
  • the plate 41 continues to rotate in the opposite direction clock until the pin 51 arrives to the right of the sensor 58 (Fig. 16) which controls the stopping of the motor 33 and therefore of the plate 41.
  • the pin 53 is then in the upper half of the lumen 54.
  • the motor 33 and plate 41 are rotated in the same direction opposite clock, to go from the position of Figure 16 to that of Figure 17.
  • the pin 50 acts against the edge 49a of the finger 49 and pushes the part P which turns clockwise and which drives the ratchet 7 in the same direction, to release the notch 9 from the bolt 5.
  • the pin 53 is found in the vicinity of the upper end of the light 54 and leaves free passage to the spout 10 of the bolt 5, which turns clockwise to the open position, especially because decompression of door seals. This is possible because the pawn 53 cleared the way.
  • the plate 41 continues to rotate to the position of rest of Figure 12. Stopping in this position is controlled by the sensor 57.
  • the declutching means 42 have have been provided for this purpose.
  • a second lever 59 (Fig. 10).
  • This second lever 59 is arranged substantially at right angles to to the first lever 47 and is pivotally mounted around a fixed axis 60 located at the far end of the lever 47.
  • a window 61 substantially in right angle, is provided at the end of the lever 59 adjacent to the lever 47, which includes a projecting pin 62 engaged in the window 61.
  • the edge lower part of the horizontal branch of window 61 has a part concave 63 suitable for serving as a housing for the pin 62 and for retaining it.
  • the lever 47 is locked, and it is necessary first move the lever 59 to then allow the pin 62 to descend into the substantially vertical part, directed downwards, from window 61.
  • the lever 47 can then rotate clockwise around its pivot 47a to release the pusher 44.
  • the assembly is designed to limit the stroke of pusher 44 and prevent it from coming out complete.
  • an automatic unlocking can be provided of the plate 41 during its passage through the angular positions corresponding on the one hand, to those of FIGS. 14 and 15 and, on the other hand, to those of Figures 17, 18.
  • a disc 64 is locked in rotation at the end of the shaft 40 opposite to that provided with the plate 41.
  • This disc 64 comprises at its periphery two notches 65, 66 suitably positioned angularly and whose rear edge following the direction of rotation (direction clock opposite as shown in Figure 10) is tilted to give the notch a flared shape when you move away from the center.
  • the lever 59 has a pin 67 projecting from the side of the disk 64. This pin 67 is in abutment against the periphery of disk 64 under the action of a compression spring 68 which pushes the lever 59 counter clockwise.
  • a compression spring 68 which pushes the lever 59 counter clockwise.

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  • Health & Medical Sciences (AREA)
  • Child & Adolescent Psychology (AREA)
  • Lock And Its Accessories (AREA)

Claims (20)

  1. Elektrisches Schloß für eine Kraftfahrzeugtür, umfassend:
    einen Drehriegel (5), der mit einem Schließhaken zusammenwirken kann, und eine Sperrklinke (7), um den Riegel in der Schließposition zu halten;
    Betätigungsmittel für das Öffnen von außen (13) und Betätigungsmittel für das Öffnen von innen (15), um auf die Sperrklinke (7) über Verbindungsmittel (L) einzuwirken und den Riegel (5) zum Öffnen freizugeben;
    und elektrische Antriebsmittel, um entweder nur die Betätigungsmittel für das Öffnen von außen (Verriegelungsfunktion) oder nur die Betätigungsmittel für das Öffnen von innen (Kindersicherungsfunktion) oder sowohl die Betätigungsmittel für das Öffnen von außen als auch die Betätigungsmittel für das Öffnen von innen (Totalverriegelung) zu sperren,
    dadurch gekennzeichnet, daß die Verbindungsmittel (L) einen Übertragungszwischenhebel (12) umfassen, von dem ein Ende (18) mit der Sperrklinke (7) verbunden ist, wobei dieser Hebel (12) so angelenkt (21, 21a) ist, daß er sich wenigstens um zwei verschiedene geometrische Richtungen (D-D, E-E) drehen kann, die einen Winkel zwischen sich bilden, wobei die Baueinheit so beschaffen ist, daß eine Drehung des Hebels (12) um eine erste Richtung (D-D) die Ausführung der Verriegelungsfunktion, eine Drehung des Hebels (12) um die zweite Richtung (E-E) die Ausführung der Kindersicherungsfunktion und eine gleichzeitige Drehung des Hebels (12) um die erste (D-D) und die zweite (E-E) Richtung die Ausführung der Totalverriegelungsfunktion ermöglicht, so daß die elektrischen Antriebsmittel (22, 31) nur zwei Bewegungen für die Ausführung der drei Funktionen Verriegelung, Kindersicherung und Totalverriegelung antreiben müssen.
  2. Schloß nach Anspruch 1, dadurch gekennzeichnet, daß der Hebel (12) mittels eines Kugelgelenks (21, 21a) angelenkt ist.
  3. Schloß nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die zwei geometrischen Richtungen (D-D, E-E), um die herum sich der Hebel (12) drehen kann, rechtwinklig verlaufen.
  4. Schloß nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß der Hebel (12) an einem Zwischenteil (P) angelenkt ist, das seinerseits mit der Sperrklinke verbunden ist.
  5. Schloß nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß ein Elektromotor (22; 31) mit Reversiergetriebe (23, 26; 32, 33) für den Antrieb jeder der zwei Drehbewegungen des Hebels (12) um die zwei verschiedenen geometrischen Richtungen vorgesehen ist.
  6. Schloß nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß das vom Gelenk entfernte Ende (19) des Hebels (12) ein Flügelstück (20) bildet, das sich in Höhe von Enden (13a; 15a) zweier Verbindungsstangen (13; 15) befindet, die jeweils um eine am Schloßgehäuse angebrachte feste Achse (14; 16) drehbar gelagert sind und in etwa parallel zu den geometrischen Richtungen (E-E; D-D) verlaufen, um die sich der Hebel drehen kann, wobei die Baueinheit so vorgesehen ist, daß eine Drehung des Hebels (12) um die erste Richtung (D-D) es dem Flügelstück (20) ermöglicht, sich von einer ersten Verbindungsstange (12) zu lösen, wobei es jedoch weiterhin mit der zweiten Verbindungsstange zusammenwirkt (15), während die Drehung des Hebels (12) um die zweite Richtung (E-E) es dem Flügelstück (20) ermöglicht, sich von der zweiten Verbindungsstange (15) zu lösen, wobei es jedoch weiterhin mit der ersten Verbindungsstange (13) zusammenwirkt, und die gleichzeitige Drehung des Hebels (12) um beide Richtungen (D-D; E-E) es dem Flügelstück (20) ermöglicht, sich von beiden Verbindungsstangen (13, 15) zu lösen.
  7. Schloß nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß die Betätigung der Drehung des Hebels (12) um die erste Richtung (D-D) mit Hilfe eines Teils (24) erfolgt, das um eine am Schloßgehäuse angebrachte feste Achse drehbar gelagert ist und parallel zur ersten Richtung (D-D) verläuft, wobei dieses Teil (24) ein Zahnsegment (26), das umkehrbar mit einem durch einen Elektromotor (22) angetriebenen Schraubenritzel (23) zusammenwirken kann, und eine Gabel (28) umfaßt, in die ein fest mit dem Hebel verbundener Stift (30) eingesetzt ist, wobei dieser Stift (30) aus der Aufnahme (29) der Gabel durch eine Bewegung in etwa senkrecht zur Mittelebene der Gabel austreten kann, die der Drehung des Hebels (12) um die zweite Richtung (E-E) entspricht.
  8. Schloß nach Anspruch 7, dadurch gekennzeichnet, daß der dem Zahnsegment (26) gegenüberliegende Endbereich dieses Teils (24) mit einem Zugstück (27) verbunden ist.
  9. Schloß nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß die Betätigung der Kindersicherungsfunktion einen Arm (34) umfaßt, dessen Gesamtrichtung in etwa rechtwinklig zur Richtung des Hebels (12) verläuft, wobei dieser Arm (34) an einem Schraubenritzel (33) angebracht ist, das sich umkehrbar um eine zur zweiten Drehrichtung (E-E) des Hebels parallele geometrische Achse drehen kann, wobei dieser Arm (34) an seinem vom Ritzel entfernten Ende mit einer Gabel (35) versehen ist, die einen Bereich des Hebels (12) sandwichartig aufnimmt, wobei die Drehbewegung des Arms eine Drehbewegung des Hebels (12) um die zweite Richtung (E-E) zur Folge hat.
  10. Schloß nach Anspruch 9, dadurch gekennzeichnet, daß das Schraubenritzel (33) endseitig mit einem zugänglichen mechanischen Anschluß (36) versehen ist, um eine manuelle Betätigung des Ritzels bei einem Ausfall des Motors zu ermöglichen.
  11. Schloß nach einem der vorangehenden Ansprüche, bei dem der Riegel wenigstens zwei winklig beabstandete Rasten (8, 9) umfaßt, um mit der Sperrklinke (7) in einer ersten Zwischenschließposition (7, 8) bzw. in einer zweiten vollständigen Schließposition (7, 9) zusammenzuwirken, wobei Mittel zur Unterstützung beim Schließen und beim Öffnen der Tür vorgesehen sind, dadurch gekennzeichnet, daß die Unterstützungsmittel folgendes umfassen:
    elektrische Antriebsmittel (37), um eine Platte (41) drehend anzutreiben;
    und eine Gelenkstange (52), die an einem ihrer Enden an der Platte angelenkt und an ihrem anderen Ende mit Betätigungsmitteln (53) versehen ist, die den Riegel (5) als Reaktion auf die Drehung der Platte (41) in die Position mit vollständigem Schließen bringen können.
  12. Schloß nach Anspruch 11, dadurch gekennzeichnet, daß die Betätigungsmittel der Gelenkstange (52) einen Stift (53) umfassen, der mit Führungsmitteln (54) zusammenwirkt und auf eine am Riegel (5) vorgesehene Spitze (10) einwirken kann, um den Riegel als Reaktion auf die Drehung der Platte in die Position mit vollständigem Schließen zu schieben.
  13. Schloß nach Anspruch 11 oder 12, dadurch gekennzeichnet, daß es für die Position des Riegels (5) empfindliche Mittel (56) umfaßt, um die elektrischen Unterstützungsantriebsmittel (37) anzusteuern, wenn der Riegel (5) in die Position gelangt, in der die erste Raste (8) mit der Sperrklinke (7) zusammenwirkt, wobei die Unterstützungsmittel (37, 41, 52) den Übergang des Riegels (5) von dieser Zwischenschließposition zur Position mit vollständigem Schließen bewirken, in der die zweite Raste (9) mit der Sperrklinke (7) zusammenwirkt.
  14. Schloß nach Anspruch 12, dadurch gekennzeichnet, daß die Führungsmittel (53) des Stifts (53), der sich an dem von der Platte (41) entfernten Ende der Gelenkstange (52) befindet, aus einem als Nocken dienenden Langloch (54) bestehen, das in einer Hauptfläche (2a) einer als Träger für den Riegel (5) und die Sperrklinke (7) dienenden Gegenplatte (2) vorgesehen ist.
  15. Schloß nach einem der Ansprüche 11 bis 14, dadurch gekennzeichnet, daß es ein Teil (P) umfaßt, das um die gleiche geometrische Achse wie die Sperrklinke (7) drehbar ist, wobei dieses Teil (P) mit der Sperrklinke (7) mit der Möglichkeit einer freien Winkelauslenkung zwischen dem Teil und der Sperrklinke entlang einem begrenzten Winkelbereich drehbar verbunden ist.
  16. Schloß nach Anspruch 15, dadurch gekennzeichnet, daß die Verbindung zwischen dem Teil (P) und der Sperrklinke (7) an einem der beiden Elemente, insbesondere an dem Teil (P), ein Fenster (55) mit einer bestimmten Winkelausdehnung und an dem anderen Element, insbesondere an der Sperrklinke (7), einen vorstehenden Stift (11) umfaßt, der in das Fenster (55) mit der Möglichkeit einer freien Winkelauslenkung zwischen in etwa radial ausgerichteten Rändern des Fensters (55) eingesetzt ist.
  17. Schloß nach Anspruch 15 oder 16, dadurch gekennzeichnet, daß das Teil (P) einen vorstehenden Finger (49) umfaßt, der in etwa zur Mitte der Platte (41) gerichtet ist, wobei dieser Finger entsprechend der Winkelposition mit einem in der Nähe des Umfangs der Platte (41) vorgesehenen Stift (50) zusammenwirken kann, wobei die Wirkung des Stifts (50) gegen den Finger (49) die Drehung des Teils (P) in einer Richtung ermöglicht, die die Sperrklinke (7) vom Riegel (5) entfernt, um das Öffnen zu ermöglichen.
  18. Schloß nach einem der Ansprüche 15 bis 17, dadurch gekennzeichnet, daß das Teil (P), insbesondere durch ein an einem vorstehenden Lappen (Pe) dieses Teils vorgesehenes Kugelgelenk, am Zwischenhebel (12) der Übertragungsmittel zwischen der Sperrklinke (7) einerseits und den Betätigungsmitteln für das Öffnen von außen (13) und den Betätigungsmitteln für das Öffnen von innen (15) andererseits angelenkt ist.
  19. Schloß nach einem der Ansprüche 11 bis 18, dadurch gekennzeichnet, daß die Halteposition der Platte (41) entsprechend der Position mit vollständigem Schließen mit Zusammenwirken der zweiten Raste (9) des Riegels mit der Sperrklinke (7) insbesondere durch einen Sensor (58) so betätigt wird, daß der Stift (53), der sich an dem von der Platte (41) entfernten Ende der Gelenkstange (52) befindet, eine Position einnimmt, die jede Überlagerung mit dem Riegel (5), insbesondere mit der Spitze (10) des Riegels, für eine Rückkehr in die Öffnungsposition verhindert.
  20. Schloß nach einem der Ansprüche 11 bis 19, dadurch gekennzeichnet, daß es Mittel (42) umfaßt, welche die Abtrennung der Platte (41) von ihrer Antriebsachse (40) ermöglichen, damit die Platte (41) drehbeweglich wird und kein Hindernis für die Herbeiführung des manuellen Öffnens oder Schließens bei einem Ausfall der elektrischen Unterstützungsmittel bildet.
EP19980402201 1997-09-19 1998-09-07 Elektrisches Schloss für Kraftfahrzeugtür Expired - Lifetime EP0903457B1 (de)

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Application Number Priority Date Filing Date Title
FR9711680A FR2768764B1 (fr) 1997-09-19 1997-09-19 Serrure electrique pour portiere de vehicule
FR9711680 1997-09-19

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EP0903457A1 EP0903457A1 (de) 1999-03-24
EP0903457B1 true EP0903457B1 (de) 2002-11-20

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FR2768764B1 (fr) 1999-11-26
DE69809519T2 (de) 2003-09-25
ES2186987T3 (es) 2003-05-16
BR9803166A (pt) 2000-01-11
US6003910A (en) 1999-12-21
EP0903457A1 (de) 1999-03-24
DE69809519D1 (de) 2003-01-02

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