EP3280855B1 - Clé et cylindre de serrure rotatif - Google Patents

Clé et cylindre de serrure rotatif Download PDF

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Publication number
EP3280855B1
EP3280855B1 EP16715320.4A EP16715320A EP3280855B1 EP 3280855 B1 EP3280855 B1 EP 3280855B1 EP 16715320 A EP16715320 A EP 16715320A EP 3280855 B1 EP3280855 B1 EP 3280855B1
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EP
European Patent Office
Prior art keywords
key
lock cylinder
rotary lock
recess
control
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.)
Active
Application number
EP16715320.4A
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German (de)
English (en)
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EP3280855A1 (fr
Inventor
Daniel WITTICH
Detlef Sprenger
Thomas Wild
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.)
Assa Abloy Schweiz AG
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Assa Abloy Schweiz AG
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Publication of EP3280855A1 publication Critical patent/EP3280855A1/fr
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Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B35/00Locks for use with special keys or a plurality of keys ; keys therefor
    • E05B35/003Locks for use with special keys or a plurality of keys ; keys therefor for keys with movable bits

Definitions

  • the present invention relates to a key according to the preamble of claim 1 and a rotary lock cylinder with the key according to the preamble of claim 13.
  • EP 0 621 384 Although the keys and rotary lock cylinders according to the EP 0 621 384 Considered particularly tamper-proof, it is a need of many to further increase the security against copying such a key or rotary lock cylinder by further increasing the security against interrogation. Another disadvantage of EP 0 621 384 is that the permutation options are limited.
  • the invention has for its object to provide a key that overcomes the disadvantages of the prior art.
  • the key should offer greater security with regard to manipulation attempts.
  • the copy security of such a key should preferably be further increased.
  • a key comprises for a rotary lock cylinder, a key handle and a key shaft that follows the key handle and extends along a longitudinal axis.
  • the key shaft comprises control recesses, in particular control bores, for classifying tumblers on the rotary lock cylinder and at least one control element which is movably arranged in the key shaft and which
  • Control element has a control surface cooperating with a tumbler of the rotary lock cylinder.
  • the key shaft has a recess which is designed such that a locating element of the rotary lock cylinder can act on the control element through the recess when the key is inserted into the rotary lock cylinder, in such a way that the control element can be moved with respect to the key shaft and the guard locking can be brought into the release position is.
  • control element is arranged in a bore in the key shaft, the recess opening into the bore.
  • classification element can protrude through the recess into the bore.
  • control element comprises a bolt and spring element arranged in one or the bore in the key, in particular a compression spring, which spring element acts on the bolt with a force which, seen from the key shaft, presses the control element inwards, the bolt said control surface or having said control surfaces.
  • the control element can thus be moved by the classification element and the corresponding tumbler can then be classified in the rotary lock cylinder by the movement of the control element in the key.
  • the guard locking is moved from a locked position to the release position.
  • the control element establishes a functional contact between the classification element and the tumbler for the purpose of classification. This functional contact can increase security.
  • the control element of the key can preferably be moved outwards from an initial position with respect to the key shaft into an arrangement position by cooperation with the arrangement element for arranging a tumbler of the rotary locking cylinder.
  • the control element is thus moved out of the key shank and preferably projects into the rotary lock cylinder in the arrangement position.
  • the control element is preferably arranged as far forward as possible, that is to say as far as possible from the key handle, so that the weakening of the key cross section by the recess and the control element remains as small as possible.
  • the bolt preferably has an inner control surface opposite to said control surface, which cooperates with said classification element of the rotary lock cylinder.
  • the classification element acts on the control element via the inner control surface.
  • the inner control surface protrudes at least in the starting position the recess.
  • the recess particularly preferably extends from the tip of the key shaft in the direction of the longitudinal axis in the key shaft. During the insertion of the key into the key channel, the recess is moved relative to the arrangement element and the latter is thus received by the recess.
  • the recess preferably extends from the outside of the key shaft into the key shaft.
  • the recess is particularly preferably open from the broad side of the key shaft. In this way, particularly good access can be created for the classification element, provided that the key cross-section is weakened as small as possible.
  • the recess can be milled, for example.
  • the recess is a groove, the groove preferably having a constant cross section when viewed transversely to the longitudinal axis.
  • the groove can also have a variable cross section, for example in the form of a trapezoid.
  • the groove extends from the tip of the key shaft to the control element. When inserted, the groove is guided along the classification element.
  • the recess and the control element are preferably arranged in the region of the tip of the key shaft. For example, in an area that corresponds to approximately 1/3 of the total length of the key shaft.
  • the control element is particularly preferably arranged immediately after the tip of the key shaft. This means that the control element, as seen from the key tip, is primarily arranged in the area of the key shaft that has a constant cross section.
  • the control element is therefore preferably located directly at the transition between the key tip and the key shaft. The arrangement at the foremost possible point can provide a larger area for the arrangement of control bores in the key shank, as a result of which the permutation can be increased.
  • the recess is particularly preferably offset from a central plane which Middle plane lies in the middle of the two narrow sides of the key shaft.
  • the sides of the key shank are defined as narrow sides, which are the narrowest seen transversely to the longitudinal axis. Depending on the depth, the recess can also be located centrally between the two narrow sides of the key shaft.
  • a recess is arranged on each broad side of the key shaft.
  • the sides of the key shank are defined as broad sides, which are the widest seen transversely to the longitudinal axis.
  • the key can be designed as a reversible key.
  • control element there is exactly one control element on the rotary lock cylinder.
  • the two recesses are arranged such that, depending on the position of the key in the rotary lock cylinder, one recess or the other recess cooperates with the control element.
  • control element there is one control element per recess.
  • the number of control elements preferably corresponds to the number of classification elements on the rotary lock cylinder.
  • the depth of the recess perpendicular to the broad side of the key shaft preferably corresponds to a maximum of half the thickness of the key shaft. This does not unnecessarily weaken the key shaft.
  • a bore preferably extends from one of the narrow sides into the key shank and a further bore extends from the other of the narrow sides into the key shank, one recess in each case one of the holes opens.
  • This configuration is advantageous for reversible keys.
  • a recess is advantageously provided for each hole.
  • the bolt is preferably arranged in such a way that the control surface for the arrangement of the tumbler is flush with the outside of the key shaft, while the inner control surface lies inside the bore, in such a way that the classification element can act on it.
  • two control elements are arranged in the key by means of a bolt each, which extend along a common axis.
  • One of the bolts is preferably arranged by a classification element. This means that there is only one classification element and only one tumbler to be classified with the control element, but advantageously two control elements are present on the key, so that the orientation of the key in the key channel is irrelevant.
  • the key is a reversible key.
  • each of the bolts can also be arranged using a classification element.
  • the arrangement element can engage when the key is inserted into the rotary lock cylinder.
  • the inner control surface is preferably spaced from the bottom of the bore, whereby said space can be provided.
  • the one step has and the bolt has an elevation, the bolt in the starting position due to the spring element with the elevation is pressed against the step and the step and the elevation are arranged so that said space is created.
  • the step forms a stop for the elevation so that the bolt can penetrate into the hole as far as it will go.
  • the bolt between the elevation and the inner control surface is preferably shorter than the depth of the bore between the step and the bottom. In this way, said space can be provided for contact with the guide surface of the arrangement element.
  • the bolt preferably has a cylindrical, in particular circular, cross section.
  • the control surface for cooperation with the tumbler in the starting position is preferably flush with the outside of the key shaft. In the arrangement position, the control surface is spaced apart from the outside of the key shaft.
  • the rotary lock cylinder can be operated with the key as described above.
  • the rotary lock cylinder comprises a stator, a rotor rotatably mounted in the stator with a key channel that extends along a longitudinal axis, and at least one tumbler that cooperates with the control element.
  • the tumbler comprises a stator pin mounted in the stator with a stator spring and a rotor pin mounted in the rotor, the rotor pin and stator pin being able to be arranged in the key from a locked position into a release position by the control element.
  • the stator spring presses the stator pin and the rotor pin in the direction of the key channel.
  • the rotary lock cylinder further comprises at least one locating element projecting into the key channel for cooperation with said control element.
  • control element is moved by the classification element, which then leads to the correct classification of the said tumbler with a suitable key.
  • the classification element is preferably arranged stationary in the key channel.
  • the classification element is movably arranged in the key channel, the arrangement element being sprung, for example, with a spring.
  • the movable classification element is arranged in such a way that it is aligned with the recess in the key.
  • the rotary lock cylinder can include further tumblers that work together with the control recesses.
  • the arrangement element preferably comprises an arrangement surface which works together with the said inner control surface.
  • the arrangement surface protrudes into the recess and ensures that the control element is pressed outwards.
  • the latter is preferably arranged in the key channel in such a way that the orientation of the classification surface is fixed.
  • the classification surface is preferably parallel to the longitudinal axis.
  • Exactly one single classification element is preferably arranged. This one classification element then works together with the said control element.
  • two classification elements are arranged opposite one another with respect to the key channel, two control elements then being present in the key.
  • the arrangement element further has a guide surface which is formed at an angle to the longitudinal axis and which lies in front of the arrangement surface with respect to the direction of insertion of the key.
  • the control element can be moved to the height of the guide surface by the guide surface.
  • the distance at right angles to the longitudinal axis between the arrangement surface and the dividing line between the rotor and the stator preferably corresponds to the distance between the inner control surface and the contact point between the rotor pin and the stator pin.
  • the rotor pin and the stator pin can preferably be moved radially outward from the blocking position in the release position.
  • a key 1 for a rotary lock cylinder 2 is shown.
  • the rotary lock cylinder 2 is only partially shown here in both figures.
  • the key 1 is identical in both figures.
  • the rotary lock cylinder 2 is in the Figure 1 according to one embodiment and in the Figure 2 formed according to a further embodiment.
  • the key 1 comprises a key handle 3 and a key shaft 4 which adjoins the key handle 3.
  • the key shaft 4 extends along a longitudinal axis L.
  • the key shaft 4 has control recesses 6. These control recesses 6 are designed here as control bores and are used to classify tumblers on the rotary locking cylinder 2.
  • the key 1 comprises at least one control element 7 which is movably arranged in the key shaft 4.
  • the control element 7 also serves to classify a tumbler 8 of the rotary lock cylinder 2.
  • the control element 7 has a control surface 9 which cooperates with the tumbler 8 in the rotary lock cylinder.
  • the key shaft 4 has a recess 10.
  • the recess 10 is designed in such a way that a classification element 11 of the rotary lock cylinder 2 can act on the control element 7 through the recess 10 when the key 1 is inserted into the rotary lock cylinder 2, in such a way that the control element 7 can be moved by the classification element 11 with respect to the key shaft 4 is.
  • the arrangement element 11 of the rotary lock cylinder extends into the recess 10 and presses the control element 7 outwards with respect to the key shaft 4, so that the tumbler 8 is arranged accordingly.
  • the control element 7 is thus from a starting position in cooperation with the classification element 11 for classifying the tumbler 8 of the rotary lock cylinder 2 moved an arrangement.
  • the movement from the starting position into the position of the arrangement takes place with respect to the key shaft to the outside.
  • the control element 7 is preferably located completely inside the key shaft 4.
  • the control element 7 partially protrudes from the key shaft 4, so that the tumbler 8 can be arranged accordingly.
  • the control element 7 has an inner control surface 12 in relation to the said control surface 9, which is used to classify the tumbler 8.
  • This inner control surface 12 cooperates with said arrangement element 11 of the rotary lock cylinder 2.
  • the classification element 11 comes into contact with the control element 7 via this inner control surface 12 and the control element 7 is moved outwards.
  • the recess 10 extends, as in the Figures 1 and 2nd shown, from the tip 13 of the key shaft 4 in the direction of the longitudinal axis L along the key shaft 4.
  • the recess penetrates into the key shaft 4 from the outside 5.
  • the recess is thus open to the outside 5 of the key shaft 4.
  • the recess 10 extends from the key tip 13 to the control element 7. In the Figures 3b , 4b and 5b the recess 10 is also shown.
  • the recess 10 is preferably a groove, the groove having a constant cross section as seen transversely to the longitudinal axis L.
  • the groove is preferably made as a milling.
  • the recess 10 is arranged offset to a central plane E.
  • the central plane E lies in the middle between the two narrow sides 14 of the key shank 4.
  • the offset arrangement means that a recess 10 can be arranged on each broad side 15 of the key shank 4 without the key shank 4 being greatly weakened mechanically. In this way, a reversible key can be created.
  • the control element 11 is preferably arranged as far forward as possible, that is to say as far away as possible from the key handle 3, so that the weakening of the key cross section remains marginal.
  • the narrow side 14 of the key shank 4 is seen here as the narrow side with respect to an extension transverse to the longitudinal axis L.
  • the broad side 15 is the wider side of the key shank 4.
  • two narrow sides 14 lie opposite one another and are connected to one another via two broad sides 15.
  • the depth of the recess 10 seen at right angles to the broad side 15 of the key shaft preferably corresponds to a maximum of half the thickness of the key shaft 4.
  • the depth can, however, also be smaller.
  • the control element 7 is arranged in a bore 16 in the embodiment shown.
  • the bore 16 extends from the narrow side 14 into the key shaft 4 and extends essentially at right angles to the longitudinal axis L.
  • the recess 10 opens out, as shown in FIGS Figures 1 and 2nd is shown, in the bore 16. Consequently, the classification element 11 can protrude into the bore 16 via the recess 10.
  • the control element 7 comprises a bolt 17 arranged in the bore 16 in the key 1 and a spring element 18.
  • the spring element 18 presses the bolt 17 into the key shaft 4.
  • the spring element 18 acts on the bolt 17 with a force which, seen from the key shaft 4, presses the control element 7 inwards.
  • the bolt 17 is pressed outward against the spring force into the arrangement position.
  • the bolt 17 comprises the control surface 9 and the inner control surface 12.
  • the bolt 17 and the spring element 18 are held in the bore 16 with a locking ring 33.
  • the locking ring 33 is pressed into the bore 16.
  • control elements 7 are arranged. Each of the control elements 7 comprises a bolt 17 and a spring element 18 and a locking ring 33. The two control elements 7 extend along a common axis A. Both control elements 7 are accessible via the opposite narrow sides 14.
  • a space 20 is present between the bottom 19 of the bore 16 and the inner control surface 12.
  • the classification element 11 protrudes when the key 1 is inserted into the rotary lock cylinder.
  • the gap 20 can in the Figures 3b and 3c be recognized particularly well. Because of the gap 20, the cooperation between the classification element 11 and control element 7 is facilitated.
  • the bore 16 has a step 21.
  • the bolt 17 also has an elevation 22, the bolt 17 in the starting position being pressed against the step 21 due to the spring element 18 with the elevation 22.
  • the step 21 and the elevation 22 are preferably arranged such that the said space 20 is created in the region of the base 19 of the bore 16.
  • the bolt 17 between the elevation 22 and the inner control surface 12 is made somewhat shorter than the depth of the bore between the step 21 and the base 19th
  • the bolt 17 is preferably a cylindrical bolt with a circular cross section.
  • control surface 9 as shown in the figures, is preferably arranged such that in the starting position it is flush with the outside 5 of the key shaft 4. In the present embodiment, the control surface 9 is therefore in the same plane as the narrow side 14.
  • the rotary lock cylinder 2 comprises a stator 23 and a rotor 24 rotatably mounted in the stator 23 with a key channel 25.
  • the key channel 25 extends along its longitudinal axis L.
  • the rotary lock cylinder 2 comprises at least one tumbler 8 cooperating with the control element 7
  • Rotary lock cylinder further tumblers, which work together with the control recesses 6.
  • the tumbler 8 comprises a stator pin 26, which is mounted in the stator 23, and one Rotor pin 27, which is mounted in the rotor 24.
  • the rotor pin 27 and the stator pin 26 can be controlled by the control element 7 from the locked position, as in FIG Figure 3c shown in a release position, as in the Figures 5a to 5c shown.
  • the release position the contact point 31 between the rotor pin 27 and the stator pin 26 lies at the level of the dividing line 30 between the rotor pin 27 and the stator pin 26. Consequently, the rotor 24 can be rotated to the stator 23.
  • the rotary lock cylinder 2 further comprises at least one locating element 11 protruding into the key channel 25.
  • the locating element 11 serves to cooperate with the control element 7.
  • the locating element 11 moves and arranges the control element 7 with respect to the key shaft 4 to the outside the stator pin 26 and the rotor pin 27 accordingly, so that they are pushed with their contact point 31 onto the dividing line 30.
  • the sequence for arranging the tumbler 8 is as follows: The key 1 is inserted with its key shaft 4 into the key channel 25. In the Figures 3a to 3c the key is shown in the partially inserted state. The classification element 11 engages in the recess 10. In the Figures 4a to 4c the first contact between the classification element 11 and the control element 7 is shown. The arrangement element 11 works together with the control surface 12 of the control element 7 and, when the key 1 is inserted into the key channel 25, presses the control element 7 outwards, in cooperation with the guide surface 29, transversely to the central axis M, i.e. in the direction of the rotor 24. This movement is in the Figure 4b shown with arrow C.
  • control element 7 is moved further outwards when the key 1 is moved further in the key channel 25.
  • the classification situation is then shown.
  • the control element 7 lies with its control surface 12 on the arrangement element 11 and is thus in its arrangement position.
  • Rotor pin 27 and stator pin 26 are in the release position.
  • the contact point 31 between the rotor pin 27 and the stator pin 26 lies at the level of the dividing line 30 between the rotor 24 and the stator 23.
  • the rotor 23 can then be rotated relative to the stator 23.
  • the classification element 11 comprises a classification surface 28 which cooperates with the said inner control surface 12.
  • the classification surface 28 is oriented parallel to the longitudinal axis L here. In the arranged state, the control surface 12 is in flat contact with the arrangement surface 28.
  • the classification element 11 further comprises a guide surface 29, which is formed at an angle to the longitudinal axis L.
  • the guide surface 29, which in the Figure 4b can be easily recognized, is at an angle to the longitudinal axis L, such that the control element 7 is moved from its starting position into the arrangement position.
  • the control element 7 has a chamfer 34 in the area of the control surface 12, which is also angled. This chamfer 34 makes it even easier to classify.
  • exactly one classification element 11, which projects into the key channel 25, is arranged.
  • the classification element 11 cooperates with the control element 7 in the key.
  • two arrangement elements 11 can be arranged, which are arranged opposite one another with respect to the key channel 25. In this case, both control elements 7 can classify corresponding tumblers.
  • the distance D2 seen at right angles to the longitudinal axis L between the arrangement surface 28 and the dividing line 30 between the rotor 24 and the stator 23 corresponds to the distance D1 between the inner control surface 12 and the contact point 31 between the rotor pin 27 and the stator pin 26.
  • the combinatorics can be increased by varying the distances D1 and D2 and by placing the arrangement area 28.
  • the diameter of the stator pin 26 and the rotor pin 27 is larger than the diameter of the control element 7 in the key shaft 4. This allows the path along the longitudinal axis L between the first contact between the classification element 11 / control element 7 and the actual end position of the cooperation Classification element 11 / control element 7 can be optimized.
  • the longitudinal path along the central axis A for the complete stroke movement of the control element 7 corresponds to the diameter of the bore 40 minus the diameter of the control element 7, starting when the control element 7 touches the classification element 11 and ideally the diameter end of the control element 7 in the direction of the key handle 3 lies in the same position transverse to the central axis M as the rear edge 36 of the bore 16.
  • the classification element 11 is preferably pressed firmly into a bore 35.
  • the arrangement element 11 is oriented in such a way that the arrangement surface is oriented parallel to the longitudinal axis L. This is in the Figure 1 shown.
  • the classification element 11 can also be arranged to be movable. In the Figure 2 the alternative is shown.
  • the classification element 11 is spring-loaded with a spring 37.
  • the classification element 11 and the spring 37 are held in a bore 39 in the rotor with a bolt 38. If a key is now inserted without a recess, the classification element 11 is moved out of the key channel. The payment 8 is then not classified.
  • both versions of the classification element 11 are such that the classification surface 28 is preferably oriented parallel to the central axis M.

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  • Lock And Its Accessories (AREA)

Claims (15)

  1. Clé (1) pour un cylindre de serrure rotatif (2), comprenant
    un anneau de clé (3) et
    une tige de clé (4) se raccordant à l'anneau de clé (3), qui s'étend le long d'un axe longitudinal (L),
    la tige de clé (4) comprenant sur son côté extérieur (5) des évidements de commande (6), en particulier des alésages de commande, pour l'insertion de gâchettes au niveau du cylindre de serrure rotatif (2) et au moins un élément de commande (7) disposé de manière déplaçable dans la tige de clé (4), lequel élément de commande (7) présente une surface de commande (9) coopérant avec une gâchette (8) du cylindre de serrure rotatif (2), la tige de clé (4) présentant un évidement (10) qui est réalisé de telle sorte qu'un élément d'insertion (11) du cylindre de serrure rotatif (2) puisse agir sur l'élément de commande (7) à travers l'évidement (10) lors de l'enfoncement de la clé (1) dans le cylindre de serrure rotatif (2), de telle sorte que l'élément de commande (7) puisse être déplacé par rapport à la tige de clé (4) et que la gâchette (8) puisse ainsi être amenée dans la position de libération, l'élément de commande (7) étant disposé dans un alésage (16) dans la tige de clé (4), l'évidement (10) débouchant dans l'alésage (16),
    caractérisée en ce que
    l'élément de commande (7) comprend un boulon (17) disposé dans un alésage (16) dans la clé (1) et un élément de ressort (18), en particulier un ressort de compression, qui sollicite le boulon (17) avec une force qui, vu depuis la tige de clé (4), pousse l'élément de commande (7) vers l'intérieur, le boulon (17) présentant ladite surface de commande (9).
  2. Clé (1) selon la revendication 1, caractérisée en ce que l'élément de commande (7) de la clé (1) peut être déplacé par coopération avec l'élément d'insertion (11) pour l'insertion d'une gâchette (8) du cylindre de serrure rotatif (2), d'une position de départ, par rapport à la tige de clé (4), vers l'extérieur dans une position d'insertion.
  3. Clé (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que le boulon (17) présente, par rapport à ladite surface de commande (9), une surface de commande intérieure (12) qui coopère avec ledit élément d'insertion (11) du cylindre de serrure rotatif (2).
  4. Clé (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que l'évidement (10) s'étend depuis la pointe (13) de la tige de clé (4) dans la direction de l'axe longitudinal (L) dans la tige de clé (4) ; et/ou en ce que l'évidement (10) s'étend depuis le côté extérieur (5) de la tige de clé (4) dans la tige de clé (4), en particulier de telle sorte que l'évidement (10) soit ouvert vers le côté large (15) de la tige de clé (4).
  5. Clé (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que l'évidement (10) est une rainure, la rainure, vu transversalement à l'axe longitudinal (L), présentant de préférence une section transversale constante, ou la rainure, vu transversalement à l'axe longitudinal (L), présentant de préférence une section transversale variable.
  6. Clé (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que l'évidement (10) est disposé de manière décalée par rapport à un plan médian (E), lequel plan médian (E) est situé centralement par rapport aux deux côtés étroits (14) de la tige de clé (4),
    et/ou
    en ce qu'un évidement (10) est à chaque fois disposé sur chaque côté large (15) de la tige de clé (4)
    et/ou
    en ce que la profondeur de l'évidement (10), vu à angle droit par rapport au côté large (15) de la tige de clé (4), correspond au maximum à la moitié de l'épaisseur de la tige de clé (4).
  7. Clé (1) selon l'une quelconque des revendications précédentes, caractérisée en ce qu'un alésage (16) s'étend depuis l'un des côtés étroits (14) dans la tige de clé (4) et en ce qu'un alésage supplémentaire (16) s'étend depuis l'autre des côtés étroits (14) dans la tige de clé (4), un évidement (10) débouchant à chaque fois dans l'un des alésages (16) respectifs.
  8. Clé (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que deux éléments de commande (7) sont disposés avec un boulon respectif (17), lesquels s'étendent le long d'un axe commun (A).
  9. Clé selon l'une quelconque des revendications 3 à 8, caractérisée en ce qu'entre un fond (19) de l'alésage (16) et la surface de commande intérieure (12) est prévu un espace intermédiaire (20) dans lequel l'élément d'insertion (11) peut s'engager lors de l'enfoncement de la clé (1) dans le cylindre de serrure rotatif.
  10. Cylindre de serrure rotatif (2) et clé (1) selon l'une quelconque des revendications précédentes, caractérisés en ce que le cylindre de serrure rotatif (2) comprend
    un stator (23),
    un rotor (24) supporté à rotation dans le stator (23), avec un canal de clé (25) qui s'étend le long d'un axe longitudinal (L), et
    au moins une gâchette (8) coopérant avec l'élément de commande (7),
    la gâchette (8) comprenant une goupille de stator (26) supportée dans le stator (23) avec un ressort de stator (32) et une goupille de rotor (27) supportée dans le rotor (24), la goupille de rotor (27) et la goupille de stator (26) pouvant être insérées par l'élément de commande (7) depuis une position de blocage dans une position de libération, et le cylindre de serrure rotatif (2) comprenant en outre au moins un élément d'insertion (11) pénétrant dans le canal de clé (25) de manière à coopérer avec ledit élément de commande (7).
  11. Cylindre de serrure rotatif (2) selon la revendication 10, caractérisé en ce que l'élément d'insertion (11) comprend une surface d'insertion (28) qui coopère avec ladite surface de commande intérieure (12).
  12. Cylindre de serrure rotatif (2) selon l'une quelconque des revendications 10 et 11, caractérisé en ce qu'exactement un seul élément d'insertion (11) est prévu, ou en ce que deux éléments d'insertion (11) sont disposés l'un en face de l'autre par rapport au canal de clé (25).
  13. Cylindre de serrure rotatif (2) selon l'une quelconque des revendications 10 à 12, caractérisé en ce que l'élément d'insertion (11) présente en outre une surface de guidage (29) qui est réalisée de manière inclinée suivant un certain angle par rapport à l'axe longitudinal (L) et qui est située par rapport à la direction d'enfoncement de la clé (1) avant la surface d'insertion (28).
  14. Cylindre de serrure rotatif (2) selon l'une quelconque des revendications 10 à 13, caractérisé en ce que la distance (D2), vu perpendiculairement à l'axe longitudinal (L), entre la surface d'insertion (28) et la ligne de séparation (30) entre le rotor (24) et le stator (23), correspond à la distance (D1) entre la surface de commande intérieure (12) et le point de contact (31) entre la goupille de rotor (27) et la goupille de stator (26) .
  15. Cylindre de serrure rotatif selon l'une quelconque des revendications 10 à 14, caractérisé en ce que la goupille de rotor (27) et la goupille de stator (26) peuvent être déplacées depuis la position de blocage dans la position de libération radialement vers l'extérieur et/ou
    en ce que la goupille de stator (26) est sollicitée dans le stator (23) avec une force de ressort par un ressort de stator (32), la force de ressort pressant la goupille de stator (26) et la goupille de rotor (27) dans la direction du canal de clé (25).
EP16715320.4A 2015-04-10 2016-04-08 Clé et cylindre de serrure rotatif Active EP3280855B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH4982015 2015-04-10
PCT/EP2016/057839 WO2016162531A1 (fr) 2015-04-10 2016-04-08 Clé et cylindre de serrure rotatif

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Publication Number Publication Date
EP3280855A1 EP3280855A1 (fr) 2018-02-14
EP3280855B1 true EP3280855B1 (fr) 2020-05-20

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ID=52823975

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16715320.4A Active EP3280855B1 (fr) 2015-04-10 2016-04-08 Clé et cylindre de serrure rotatif

Country Status (2)

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EP (1) EP3280855B1 (fr)
WO (1) WO2016162531A1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2492872B1 (fr) * 1980-08-13 1985-10-11 Vachette Sa Cle a poussoir incorpore et barillet de surete utilisant ladite cle
CH680935A5 (fr) * 1990-01-17 1992-12-15 Ernst Keller
FR2714101B1 (fr) * 1993-12-21 1996-03-08 Laperche Sa Clé à barillet de sûreté de manÓoeuvre d'une serrure et barillet actionnable par une telle clé.
FR2762345B1 (fr) * 1997-04-22 1999-07-02 Thirard Ets Clef plate
ITTO980491A1 (it) * 1998-06-05 1999-12-05 Mottura Serrature Di Sicurezza Serratura a cilindro.
IT1303962B1 (it) * 1998-10-15 2001-03-01 Italiana Serrature Affini Serratura a cilindro con dispositivo antieffrazione .
UA96485C2 (uk) * 2007-07-25 2011-11-10 "Мауэр Локинг Системс" Лтд Циліндровий механізм, відповідний йому ключ і заготовка для ключа

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

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Publication number Publication date
WO2016162531A1 (fr) 2016-10-13
EP3280855A1 (fr) 2018-02-14

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