Classifications

• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B29/00—Cylinder locks and other locks with plate tumblers which are set by pushing the key in
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B19/00—Keys; Accessories therefor
  • E05B19/0017—Key profiles
  • E05B19/0023—Key profiles characterized by variation of the contact surface between the key and the tumbler pins or plates
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B19/00—Keys; Accessories therefor
  • E05B19/0017—Key profiles
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B19/00—Keys; Accessories therefor
  • E05B19/0017—Key profiles
  • E05B19/0041—Key profiles characterized by the cross-section of the key blade in a plane perpendicular to the longitudinal axis of the key
  • E05B19/0052—Rectangular flat keys
  • E05B19/0058—Rectangular flat keys with key bits on at least one wide side surface of the key
  • E05B19/0064—Rectangular flat keys with key bits on at least one wide side surface of the key and with additional key bits on at least one narrow side edge of the key
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
  • E05B27/0042—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in with additional key identifying function, e.g. with use of additional key operated rotor-blocking elements, not of split pin tumbler type
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B29/00—Cylinder locks and other locks with plate tumblers which are set by pushing the key in
  • E05B29/0033—Cylinder locks and other locks with plate tumblers which are set by pushing the key in with floating plate tumblers, i.e. sliding or sliding and rotating in a plane
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
  • E05B47/0038—Operating or controlling locks or other fastening devices by electric or magnetic means using permanent magnets
  • E05B47/0044—Cylinder locks with magnetic tumblers

Definitions

• the invention relates to a cylinder lock and a flat key for a cylinder lock comprising a along the insertion direction of the flat key extending key shank, wherein the key shank has a side surface on which first key variation elements are provided, which are designed in particular as permanent magnet pills, side control grooves and / or side control elevations, wherein the Key shank having a spine back, which has a control rib, which along the insertion direction second key variation elements forming sensing sections, each one provided between two adjacent sensing sections connecting portion and two lateral control cams.
• Flat keys and cylinder locks are known and published in different versions.
• systems comprising a cylinder lock and at least one flat key are known in which permanent magnets are provided on the flat key and / or the cylinder lock, wherein the permanent magnets of the cylinder lock are rotatably mounted in the cylinder lock, so that they are brought by a predetermined polarity of the magnets of the flat key in a position can be, in which the cylinder core can be rotated in the cylinder housing.
• systems comprising a cylinder lock and at least one flat key are known in which grooves or webs are provided in the side surfaces of the flat key, which are scanned by components of the cylinder lock to move the cylinder lock from a locked position to an unlocked position in which the Cylinder core is rotatable in the cylinder housing.
• the special arrangement of permanent magnets or the geometric arrangement of the grooves or protrusions can be varied from key to key to effect the function of a key or a locking system in the technical sense. These features of the key are referred to in the present application, in particular as the first key variation elements.
• a disadvantage of the above constructions is in particular that the number of possible variations is limited for a given number of key variation elements.
• control cams are known in flat keys, which are arranged along the insertion direction of the flat key serpentine along the key shank and in particular protrude from the spine.
• control webs are scanned by components of the cylinder lock, which are slidably mounted in the cylinder lock. If appropriate, the components of the cylinder lock have a groove through which the control bar is passed when the flat key is inserted.
• the control bar has a smaller thickness in the oblique sections than in the straight sections - however, the width of the control bar is kept constant normal to the insertion direction and in particular in a normal plane of the insertion, so that the scanning components of the cylinder lock always with the same Game are led to the control bar.
• a disadvantage of conventional constructions is that, despite the geometric adjustment of the control bar thickness, hooking or uneven removal behavior of the key occurs.
• the clearance between the control bar and the scanning components of the cylinder lock is increased.
• this has the disadvantage that the blocking accuracy is reduced and in particular that due to the large tolerances an unlawful opening of the lock is facilitated.
• the object of the invention is now to solve this conflict of goals.
• the invention relates to a flat key for a cylinder lock comprising a along the insertion of the flat key extending key shank, wherein the key shank has a side surface are provided on the first key variation elements, which are designed in particular as a permanent magnet pills, side control grooves and / or side control elevations, wherein the key shank a Has key back on which a control rib is provided, which along the insertion direction second key variation elements forming Abtastabroughe each comprising a provided between two adjacent Abtastabroughen connecting portion and two lateral cams, said control rib in at least a part of the connecting portion normal to the insertion direction and in particular normal Main extension direction of the side surface has a smaller thickness than in the Abtastabroughen, so that in particular a lateral constriction of the control rib is formed.
• the course of a connecting section or its control curves between two adjacent scanning sections deviates from the insertion direction and in particular runs obliquely to the insertion direction, even if the two adjacent scanning sections are arranged in alignment in the insertion direction one behind the other.
• the course of one or the connecting section or its control curves between two adjacent scanning sections deviates from the direction of the shortest connection of the adjacent scanning sections.
• the course of one or the connecting portion or its cams between two adjacent sampling sections deviates from the direction of the shortest connection of the adjacent sampling sections, and that the course of the control rib and in particular the course of the connecting section or its cams bow and / or jagged deviates from the direction of the shortest connection.
• two scanning sections are arranged in alignment in the insertion direction one behind the other and that the control rib and in particular the connecting section deviates arcuately and / or serrated from the insertion direction.
• control rib has a smaller thickness in at least a part of each connecting portion normal to the insertion direction and in particular normal to the main extension direction of the side surface, as in the Abtastabitesen.
• the part of the connecting portion is formed with a smaller thickness than lateral constriction of the control rib, and that the constriction is immediately adjacent to an adjacent scanning section.
• the part of the connecting portion is formed with a smaller thickness than lateral constriction of the control rib, and in particular that the constriction connects directly to that side of the scanning section, which is closer to the key tip.
• control rib in at least one connecting base section comprises an intermediate section whose thickness substantially corresponds to the thickness of the control rib in the sensing portion, and that the intermediate portion between two sensing portions and between a sensing portion and a constriction is provided so that connect to the constriction along the course of the control rib on both sides of sections with greater thickness.
• a second side surface and a second key back is provided, and that the flat key is formed as a reversible key.
• the invention relates to a system comprising a flat key according to the invention and a cylinder lock with a cylinder housing and a rotatably mounted therein cylinder core, wherein the cylinder lock has one or more displaceable in the cylinder core locking slide which scan the flat key laterally and are inserted with detent recesses in the cylinder housing, wherein the locking slide at scanning positions are respectively arranged on both sides of the keyway and project beyond this, that the locking slide each have two sensing elements, projecting direction keyway and are guided with inserted flat key of the control rib of the flat key and slidable, wherein the distance of the sensing elements of a gate valve is substantially equal to the thickness of the control rib in the scanning sections, and wherein the spacing of the sensing elements is greater than the thickness of the control rib in the thinned section Part of a connecting portion, so that the guide of the locking slide on the control rib of the flat key in the connecting portions has a greater clearance than in the Abtastabitesen.
• the positions of the scanning sections of the flat key coincide in the insertion direction with the scanning positions and with the positions of the scanning elements.
• the locking slide are moved and guided by the control rib and in particular by a movement of the flat key along the insertion direction without springs.
• the cylinder lock for scanning the first key variation elements comprises blocking elements, in particular permanent magnets, scanning slides, scanning pins and / or blocking bars.
• the sensing elements of a locking slide are arranged at a fixed, unchangeable distance from each other.
• the flat key is formed as a matching flat key whose key variation elements are configured such that the cylinder core of the cylinder lock is rotatable in fully inserted key shank in the cylinder housing, and that the locking ends are arranged at fully inserted key shank away from the locking recesses.
• a flat key is generally referred to as a key, which preferably comprises a key shaft and a key grip, also called key crayon.
• the key shank has at least one side surface and at least one key back.
• the flat key has two side surfaces and two key backs, it being possible for one of the backs of the key to be designed as a key-chest or as a key-bit.
• the flat key has a plug-in direction along which it can be inserted into the cylinder lock or into the key channel of the cylinder lock or removed from the cylinder lock.
• the key shank optionally has a substantially rectangular basic profile, which is optionally pierced by grooves or elevations.
• the long side of the rectangle forms the base of the side surface of the flat key.
• the base of the key back is formed by the short side of the rectangle.
• the side surfaces or the backs of the keys are optionally broken by key variation elements or provided with such elements, whereby the side surface and / or the back is given a contoured shape.
• the main extension direction of the side surface corresponds to that plane from which the lateral recess is excluded to form a key profile or the plane which runs essentially parallel to the plane of symmetry of the flat key profile.
• a control rib is provided on the key back.
• This control rib preferably protrudes from the spine of the key, wherein optionally the control rib is milled out of a part of the key blank.
• the control rib is preferably substantially delimited by surfaces parallel to the insertion direction, in particular by the planes of the side surfaces.
• control rib includes sample sections.
• the scanning sections are provided in particular at those positions at which the scanning elements of the cylinder lock are arranged when the key shaft is fully inserted.
• the position of the sensing portions on the key determines whether the key shifts the locking slides of a cylinder lock to a release position or to a locked position.
• a substantially continuous control rib can be formed, which extends from scanning section to scanning section.
• the control rib extends from the key tip to the end of the key shank.
• the scanning portions of different keys may be arranged normal to the insertion direction and in particular normal to the side surfaces at different positions of the key back.
• Two adjacent scanning sections are preferably connected to one another by the control ribs and in particular by the connecting sections.
• the connecting section does not run along the shortest connecting path of the two scanning sections. Rather, the course of the control rib, the course of the connecting section or the course of the lateral control curves deviates from the direction of the shortest connection of the two sampling sections.
• the connecting portion can connect jagged or arcuate two scanning sections.
• the control rib in the connecting portion has a constriction, by which the width of the control rib is reduced.
• the width of the control rib in the normal plane of the insertion direction is reduced in this area.
• a gate valve sensing the control rib in the region of the constriction has a greater clearance with respect to the control rib than outside the region of the constriction.
• the game is the leadership of the gate valve to the Sampling sections less than in the region of the constrictions and preferably substantially free of play.
• control rib has the same thickness along its course in several or all scanning sections.
• scanning rib and in particular at least one connecting portion comprises a constriction with a smaller thickness.
• This constriction preferably has a transition and / or a steady transition to the adjacent control rib.
• an edge is provided at the transition from the constriction to the adjacent control rib, as it arises, for example, in the juxtaposition of a circular indentation with a straight course of a control rib.
• Such or similar edges may be provided in particular in the sampling section of the control rib.
• the course of the control rib or the course of the lateral control curves deviates from the direction of the shortest connection of the adjacent sampling sections.
• the course of the control rib or the course of the lateral control cams in the connecting sections is optionally guided arcuately or jagged.
• the constriction is provided immediately following that side of the scan portion that is closer to the key tip.
• the angle between the insertion direction and the course of the control cam in a region of the constriction is greater than the angle between the insertion direction and the direction of the shortest connection of the adjacent sensing sections.
• constriction is provided immediately following that side of the scanning section that is closer to the key crop.
• constrictions are provided on both sides of the scanning section.
• the angle between the plug and the course of the cam in a portion of the connecting portion is greater than the angle between the plug and the direction of the shortest connection of the adjacent Abtastabitese. All angles refer to an acute angle, so that a larger angle corresponds to a steeper deviation from the direction of insertion.
• Fig. 1 shows an exploded view of relevant parts of a system according to the invention.
• Fig. 2 shows a schematic representation and a plan view of the key back of a flat key.
• Fig. 3 shows substantially the same view as Fig. 2, but with a different arrangement of key variation elements.
• Fig. 4 shows a sectional view of a cylinder lock in a locked position.
• Fig. 5 shows a sectional view of a system according to the invention comprising a flat key and a cylinder lock in an unlocked position.
• Fig. 6 shows the same view as Fig. 5, but in a locked position.
• the reference numerals correspond to the following features: flat key 1, cylinder lock 2, insertion direction 3, key shank 4, side surface 5, first key variation element 6, key back 7, control rib 8, second key variation element 9, scanning section 10, connecting section 11, main extension direction (the Lateral surface) 12, thickness 13, lateral control curve 14, scanning position (of the lock) 15, inlet slope (of the scanning elements) 1 6, direction (the shortest connection of the adjacent scanning sections) 17, lateral constriction 18, key tip 19, intermediate section 20, cylinder housing 21, Cylinder core 22, locking slide 23, detent end 24, latching recess 25, keyway 26, scanning element 27, spacing (of the scanning elements) 28, blocking elements (first key variation elements) 29.
• Fig. 1 shows a schematic exploded view of a system according to the invention.
• the flat key 1 is inserted along the insertion direction 3 in a cylinder lock 2 and in particular in the keyway 26 of the cylinder core 22.
• the cylinder core 22 is rotatably supported in a cylinder housing 21.
• locking elements 29 are provided for scanning first key variation elements 6, wherein parts of these locking elements 29 in the present illustration for clearer Representability are hidden.
• the cylinder lock 2 includes slidably disposed locking slide 23.
• the locking slide 23 are slidably mounted in all embodiments along normal planes of the insertion.
• the locking slide 23 comprise at their lateral end portions in each case at least one detent end 24, which optionally projects into a recess 25 of the cylinder housing 21 to block a rotation of the cylinder core 22 relative to the cylinder housing 21. Further, the locking slide 23 each comprise two sensing elements 27, which are arranged at a distance 28 to each other, so that between the sensing elements 27, a groove-shaped exemption is kept free.
• the flat key 1 comprises a key shank 4, which extends substantially from a key tip 19 until the key is replaced.
• a control rib 8 is provided at the back of the key 7, a control rib 8 is provided. By this control rib 8 second key variation elements 9 are formed.
• FIG. 2 shows a schematic view of a flat key 1, the viewing direction essentially following the main extension direction of the side surfaces 5.
• the flat key 1 comprises a key shank 4, which can be inserted along a plug-in direction 3 into a cylinder lock, not shown, or which can be removed from the cylinder lock along the plug-in direction.
• a control rib 8 is provided at the back of the key 7, .
• the key back 7 is not the spine of the unprocessed blank. Rather, the key back 7 can be formed in all embodiments by machining the control rib 8.
• the control rib 8 extends in the present embodiment of the area of the key tip to the end of the key shaft and in particular to the Reide of the key, not shown.
• the control rib 8 preferably has a smaller thickness 13 in the region of the tip or beginning of the region of the tip than in its scanning sections 10.
• the control rib 8 comprises four scanning sections 10. Between each two scanning sections 10 is a connecting section 11 intended.
• cams 14 are formed. These cams 14 limit the control rib 8 laterally and serve in particular the control or the displacement of sensing elements 27 of the cylinder lock 2.
• the sensing elements 27 are in the present representation only schematically depicted as circular scanning elements 27.
• the sensing elements 27 are located at the scanning positions 15 of the lock 2.
• sensing elements 27 in the scanning sections of the key When fully inserted key shank 4 are sensing elements 27 in the scanning sections of the key.
• the other illustrated positions of the scanning positions 15 correspond to intermediate positions, such as occur briefly when removing or when inserting the key.
• By the lateral position of the control rib 8 in the Abtastabschnitten 10 and at the Abtastpositionen 15 second key variation elements 9 are formed.
• scanning elements or locking slide (not shown) 23 are thereby brought into a position in which they lock or release the cylinder lock 2.
• the control rib 8 is in particular designed such that the thickness 13 in at least part of a connecting portion 1 1 is smaller than the thickness of the control rib 8 in the scanning section 10.
• the gate valve 23 in the region of these thinned portions of the connecting portions 1 1 a greater game relative to the control rib 8, as in the region of the scanning sections 10.
• the areas of lesser thickness 13 than lateral constrictions 18 are formed.
• the course of the control rib 8 or the course of the lateral cams 14 deviates from the direction of the shortest connection of the adjacent sampling sections 17.
• the course of the control rib 8 or the course of the lateral control cams 14 in the connection sections 1 1 is optionally arcuate or jagged.
• control rib 8 may comprise an intermediate section 20 in which the control rib 8 has a greater thickness 1 3 than in the area of the constriction 18.
• the thickness 13 in the intermediate section 20 substantially corresponds to the thickness 13 of the control rib 8 in the scanning section 10.
• the constriction 18 is preferably surrounded along the course of the control rib 8 by a scanning section 10 and by an intermediate section 20.
• Fig. 3 shows the same genus of the flat key of Fig. 2, but with a different configuration of the second key variation elements 9.
• two Sampling portions 10 of the control rib 8 along the insertion direction 3 arranged in alignment one behind the other.
• the course of the control rib 8 or the lateral control cams 14 between these two sampling sections 10 deviates from the direction 17 of the shortest connection of the adjacent sampling sections 10. This is also the case in the present embodiment, in which two scanning sections 10 are arranged adjacent and aligned along the insertion direction.
• this arcuate and / or serrated guide of the control rib 8 the effect of the inventive shape of the control rib 8 and in particular of the connecting portion 1 1 is improved.
• the thickness 13 of the control rib 8 in the area of the scanning sections 10 is greater than in at least part of the connecting section 11, so that preferably a lateral constriction 18 is formed.
• the connecting portion 1 1 of the control rib of Fig. 3 comprises an intermediate portion 20 which substantially corresponds to the intermediate portion 20 of FIG.
• Fig. 4 shows a sectional view of a cylinder lock 2 according to the invention comprising a cylinder housing 21 and a cylindrical housing 21 rotatably mounted in the cylinder core 22.
• the locking slide 23 each have at least one, preferably two detent ends 24.
• the detents 24 optionally engage in recesses 25 of the cylinder housing 21 to prevent rotation of the cylinder core 22 relative to the cylinder housing 21. This position corresponds for example to a locked position in which the cylinder lock can not be opened.
• the insertion direction 3 (not shown) is projecting in the present representation.
• the cylinder lock 2 comprises in the present embodiment locking elements 29, which are adapted to scan the first key variation elements.
• the locking elements 29 preferably protrude laterally into the keyway 26.
• at least one locking slide 23 is provided above and below the keyway.
• Preferably 15 locking slide 23 are provided at each scanning position 15 or at least at several scanning positions.
• the locking slide 23 comprise sensing elements 27. These form, for example, a groove-shaped recess in the locking slide 23.
• the sensing elements 27 have a distance 28 to each other, wherein the distance 28 is preferably formed unchangeable, so the two sensing elements 27 of a locking slide 23 are positioned substantially rigidly to each other.
• Fig. 5 shows the same cylinder lock 2 as Fig. 4, but with an inserted flat key 1, which is in particular a matching flat key 1, and the fully inserted a lockability and rotatability of the cylinder core 22 relative to the cylinder housing 21 allows.
• the locking slide 23 in a position in which the detent ends 24 are arranged away from the latching recesses 25, so that the cylinder core 22 can be rotated in the cylinder housing 21.
• the first key variation elements 6 are scanned by the locking elements 29 of the cylinder lock 2 and brought into a position in which the cylinder core 22 is rotatable relative to the cylinder housing 21.
• the control rib 8, in particular the lateral control cams 14 are in this position between the sensing elements 27 of the locking slide 23rd
• Fig. 6 shows the same embodiment as Fig. 5, but with a cylinder lock / flat key combination, in which the key is designed as a non-matching or non-locking flat key 1.
• the second key variation elements 9 of the flat key 1 are designed such that the detent ends 24 of the cylinder lock 2 engage in recesses 25 of the cylinder housing 21, whereby a rotation of the cylinder core 22 is prevented.
• this position also corresponds to a position in which the flat key 1 or its key shank 4 is not completely inserted into the cylinder lock 2.
• the locking slide 23 may have sensing elements 27, wherein the sensing elements 27 have inwardly facing rounded, in particular cylindrical surfaces.
• inlet chamfers 1 6 can connect to these scanning elements, which in particular positively influence the insertion or removal forces or the peeling behavior.
• the inlet slopes 1 6 are shown in Fig. 1.
• the locking slide 23 may be preferably spring-mounted and controlled locking slide. The displacement of the locking slide 23 is done purely by the control rib 8 or by inserting the flat key 1 or its key shank 4 in the keyway 26.
• the gate valve 23 automatically, for example by opening and closing a door, not aligned with each other, but are laterally offset in the context of their kinematic constraints.
• the inlet slopes 1 6 and / or the rounding or chamfering of the sensing elements 27 ensures that the key tip can be inserted into the keyway 26 in each possible position of the locking slide 23.
• the automatic centering or displacement of the locking slide 23, so that the control rib 8 can be inserted between the sensing elements 27, is done in particular by the inventive design of the control rib 8 and also by the special design of the locking slide 23rd

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Citations (3)

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• 2014
  • 2014-11-18 AT ATA50837/2014A patent/AT516818B1/de not_active IP Right Cessation
• 2015
  • 2015-11-02 SI SI201530412T patent/SI3221536T1/sl unknown
  • 2015-11-02 PT PT15787639T patent/PT3221536T/pt unknown
  • 2015-11-02 RU RU2017121009A patent/RU2642549C1/ru active
  • 2015-11-02 LT LTEP15787639.2T patent/LT3221536T/lt unknown
  • 2015-11-02 RS RS20181229A patent/RS57912B1/sr unknown
  • 2015-11-02 DK DK15787639.2T patent/DK3221536T3/da active
  • 2015-11-02 EP EP15787639.2A patent/EP3221536B1/de active Active
  • 2015-11-02 ES ES15787639T patent/ES2700378T3/es active Active
  • 2015-11-02 PL PL15787639T patent/PL3221536T3/pl unknown
  • 2015-11-02 HU HUE15787639A patent/HUE040312T2/hu unknown
  • 2015-11-02 WO PCT/EP2015/075444 patent/WO2016078899A1/de active Application Filing
  • 2015-11-02 TR TR2018/15460T patent/TR201815460T4/tr unknown
• 2018
  • 2018-03-14 HK HK18103577.5A patent/HK1244042B/zh unknown
  • 2018-10-29 HR HRP20181773TT patent/HRP20181773T1/hr unknown
  • 2018-11-06 CY CY20181101156T patent/CY1120949T1/el unknown

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