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EP0712980B1 - Serrure cylindrique avec noyau cylindrique et boítier cylindrique - Google Patents

Serrure cylindrique avec noyau cylindrique et boítier cylindrique Download PDF

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Publication number
EP0712980B1
EP0712980B1 EP95116808A EP95116808A EP0712980B1 EP 0712980 B1 EP0712980 B1 EP 0712980B1 EP 95116808 A EP95116808 A EP 95116808A EP 95116808 A EP95116808 A EP 95116808A EP 0712980 B1 EP0712980 B1 EP 0712980B1
Authority
EP
European Patent Office
Prior art keywords
key
cylinder
locking
cylinder core
housing
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
EP95116808A
Other languages
German (de)
English (en)
Other versions
EP0712980A1 (fr
Inventor
Kurt Prunbauer
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.)
EVVA Sicherheitstechnologie GmbH
Original Assignee
EVVA Werk Spezialerzeugung von Zylinder und Sicherheitsschloessern GmbH and Co KG
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 EVVA Werk Spezialerzeugung von Zylinder und Sicherheitsschloessern GmbH and Co KG filed Critical EVVA Werk Spezialerzeugung von Zylinder und Sicherheitsschloessern GmbH and Co KG
Publication of EP0712980A1 publication Critical patent/EP0712980A1/fr
Application granted granted Critical
Publication of EP0712980B1 publication Critical patent/EP0712980B1/fr
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
    • E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
    • E05B27/0078—Asymmetrical tumbler pins, e.g. with a key operating on a radial protrusion of a tumbler pin
    • 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

Definitions

  • the invention relates to a cylinder lock with a cylinder core and Cylinder housing, the cylinder core being a key channel has on one side to the plane of rotation between the cylinder core and cylinder housing is open, the one in the cylinder core Key channel bridging locking bracket is arranged in a Recess of the cylinder core can be moved in the direction of the cylinder housing is.
  • the invention further relates to a flat key for this cylinder lock, which prefers profile ribs on the flat sides and profile grooves and closing notches on the key face, the flat key on the back of the key at least one Has locking recess.
  • the present invention has for its object to ensure that a Turning the key with the cylinder core is only possible when the key is fully inserted up to the key stop is.
  • the construction should be insensitive to faults and if possible to be cheap.
  • US-A 1 835 725 shows a locking bracket that can be moved in the cylinder core, which interacts with a locking recess of the key.
  • the locking bracket is not in the disadvantageous Area near the key tip but at the easily accessible Area near the key cereal. This security element can therefore easily scanned and easily designed.
  • the CH-A 311 741 shows a depression at the tip of the key but only a stop for inserting the key forms. The task of ensuring that the key is complete is not solved.
  • the cylinder lock according to the invention is characterized in that the locking bracket in the inner area of the cylinder core close to Key tip of the inserted key is arranged, and that the cylinder housing in the outer region of the cylinder core has an annular groove open to the plane of rotation in which a locking extension of the Key is rotatable, and that in the area of the ring groove in Cylinder core at least one movable catch pin is provided, a catch edge at the end facing the back of the key has that strikes the housing pin or over which the Housing pin is pushed away from the locking extension, causing the lock can be operated.
  • the flat key for the aforementioned cylinder lock which prefers on the flat sides of profile ribs and profile grooves and on the Keychain has locking notches
  • the flat key on Key back has at least one locking recess is characterized in that the locking recess in the area to the key tip is provided and that on the back of the key in one area a locking extension is arranged away from the tip of the key, and that the key back between the key tip and the recess is lowered.
  • Fig. 1 is a central longitudinal section through a lock cylinder according to State of the art.
  • Fig. 2 shows half in longitudinal section of the housing of a double cylinder lock and Fig. 3 the view the end face of the cylinder housing.
  • Fig. 4 is the schematic Representation of the side view of an embodiment of the invention Key and two associated cuts.
  • Fig. 5 shows the Side view of a key in a preferred embodiment and a broken central longitudinal section through the associated castle.
  • Fig. 6 shows the top view of a cylinder core and two associated Cuts. 7 to 10 show different sectional views through the cylinder lock with different functional positions.
  • FIG. 11 and 12 show a detail of the lock in associated Cracks.
  • the cylinder core 2 is rotatably supported in the cylinder housing 1.
  • the key 3 can be inserted into the key channel 4.
  • the castle includes in the illustrated embodiment multi-divided tumbler pins 5, through the locking notches 6 of the correct key in one Be able to bring the divisions 7 of the tumbler 5 in the plane of rotation 8 between the cylinder core and Cylinder housing come to rest, causing the twisting of the Cylinder core is enabled.
  • the key is 3 not fully inserted, but only so far that the first four tumbler pins from closing notches the force of the springs 9 are pressed down.
  • the last, innermost tumbler pin is by the edge 10 of the Key tip pressed down, so that this tumbler pin with one of its divisions 7 in the rotary plane 8 comes to rest.
  • all tumbler pins each have a division have in the plane of rotation 8, so that the block is lifted and the cylinder core can be turned, although the key is not fully inserted. That state can be especially with larger and more complicated ones Locking systems result because with such systems every tumbler pin is divided several times and several divisions per tumbler pin are available, as from the Drawing can be seen.
  • the maximum insertion depth of the key 3 is by Key stop 11 limited to the collar 12 of the lock cylinder can strike.
  • Fig. 2 shows the view of a partially broken Part of the housing of a double cylinder lock.
  • the Bore 21 serves to receive the cylinder core and the upper and lower limits of the rotary plane 8 are shown.
  • a longitudinal groove 22 is provided in the top of the cylinder housing, which the insertion of the described below Barrier extension 19 allowed with the key until it in the Ring groove 23 comes to rest. It is therefore a prerequisite for turning the key with the cylinder core that the Locking extension 19 lies in this annular groove and rotated can be. This ensures that the key must be fully inserted to prevent incorrect locking 1 to prevent. In another situation, the Keys are not turned.
  • the locking extension 19 gives in a rotated position also increased security against withdrawal.
  • Fig. 2 are further also two holes 24 for receiving the tumbler pins located.
  • the longitudinal groove 22 is very simple cleared over the entire length of the cylinder housing. It is but sufficient, the longitudinal groove 22 only from the end face 25 of the cylinder housing up to the annular groove 23 to lead.
  • Fig. 4 shows a key according to the invention with the Key handle 42 and the key shaft 13, both of which Flat sides 14, 15 by longitudinal profile ribs and Profile grooves can be profiled.
  • On the key chest 16 five locking notches 6 are arranged, the positions the associated pin tumblers of the cylinder lock are indicated by lines 17.
  • the key back 18 has according to the present invention a locking extension 19 and a locking recess 20.
  • the Locking extension 19 extends over the back of the key 18 out and the locking recess 20 extends from Key back 18 in the direction of the key flat sides 14 and 15.
  • the key back lies 18 in the plane of rotation 8 of the cylinder core when inserted Status.
  • the locking extension 19 protrudes over the plane of rotation 8 out into the cylinder housing.
  • the barrier extension is along the longitudinal extension of the key shaft 13 in this way arranged that he has a longitudinal region of the key back bridged that between two side by side Locking notches 6 is located.
  • FIG. 4 b and c The sectional views in Fig. 4 b and c can be seen that the locking extension 19 itself from the key back 18 tapering upwards, especially conical. Furthermore, 4 that the locking extension 18th on the back of the key is closer to the key ring than that Locking recess 20.
  • the locking extension is preferably as shown, between the first and second Closing notch 6.
  • the key back is slightly opposite in section 43 the other course of the key back 18 lowered and this lowered part extends from the locking recess 20 to the tip of the key. In this embodiment of the The lowering is less than the depth of the key Lockout 20.
  • FIG. 5 shows another preferred embodiment of the invention Key with the associated lock construction.
  • the difference from the embodiment according to FIG. 4 is that the lowered portion 43 of the The back of the key runs through at the same height until it is over the level 44 rises to the level of the key back 18.
  • In the cylinder core 2 is a bridging the key channel Locking bracket 45 provided.
  • the key with this lowered section under the locking bracket 45 can be pushed under it at the level of rotation 8 between the cylinder core and the cylinder housing at most, but no clamping effect between Cylinder housing and cylinder core causes.
  • a key, that does not have the lowered portion 43 or its Insufficient length would not be fully inserted can be.
  • the key would slant with the top Flank 46 of the key tip get caught on the locking bracket 45.
  • the area corresponding to the locking recess is with Designated 20.
  • the lowered portion 50 of the key in one flat angle to the rest of the back of the key 18 run, with the lowered portion 50 to the key tip falls off. This measure allows the insertion of the key.
  • An angle between 1 ° and 2 ° is preferred.
  • FIG. 6 shows a top view of the cylinder core 2 with cuts along lines b-b and c-c.
  • the key channel 4 is open up to the rotary plane 8.
  • the holes 26 for receiving the pin tumblers are only indicated by dashed lines. In the zero position of the cylinder core align these holes 26 with the holes 24 of the Cylinder housing (Fig. 2).
  • the key channel 4 recesses 27 for receiving Catch pins 29 are laterally between the first and second bore 26 the key channel 4 recesses 27 for receiving Catch pins 29 arranged. Project through the recesses 27 the cylinder core and are asymmetrical in cross-section, so that twisting of the catch pins is prevented which is easily displaceable within the recesses 27 are.
  • FIG. 6 c shows a section through this cross-sectional area and FIG. 8 the same cross-section with inserted locking bracket.
  • FIGS. 7 to 10 show cross sections through the lock according to the invention analogous to lines b-b and c-c in Fig. 6, wherein the key according to FIG. 5 is inserted.
  • the cylinder core 2 is in the zero position, ie in that position in which the key 3 is pushed in and out can be.
  • the plane of rotation 8 is through the cylindrical Outer surface of the cylinder core 2 and the inner surface of the cylinder housing 1 is formed.
  • the key back 18 lies on most of its length in the rotating plane 8.
  • the locking extension 19, however, projects beyond the parting plane 8 in the annular groove 23, so that turning the key and of the cylinder core only in this fully inserted position is possible.
  • the catch pins 29 are slidably seated in the recesses 27. They are preferably made of hard metal or ceramic and are at a distance from each other that is less than the diameter of the tumbler pins 5 Catch pins also as drilling protection and protection against the so-called Corkscrew method.
  • the catch pins 29 are gravity into each below position and protrude into the ring groove below 23 in.
  • the zero positions cause the ramp surfaces 30, 31 to raise of the catch pin in question over the in the rotary plane 8th lying division 7 between the housing pin 32 and the core pin 33 lying above it.
  • the locking recess 41 is provided which the locking bracket 45 when the cylinder core is in the 0 position, there is freedom of movement up there.
  • the key according to FIG. 4 can thus be inserted with its less depressed section 43 until the locking bracket is in the locking recess 20 engages, which likewise causes the position according to FIG. 8 is achieved.
  • the lock variant shown in Fig. 8 with the recess 41 can also by the key 5 are locked. If in a different lock variant the recess 41 is not provided, can the key of Fig. 4 can not be inserted.
  • a further annular groove is shown in broken lines in FIG. 8 and in FIG. 5 47 drawn as an alternative additional feature. she starts from the recess 41, but has a smaller one Depth x. This makes it possible to make the locking bracket 45 thicker form so that it over the cylinder surface of the cylinder core protrudes.
  • Fig. 9 shows a section according to b-b in Fig. 6, wherein however a key is inserted at this point has no locking extension 19 and thus the Key spine straight at this point is like this also with the keys of the same profiling is the case that is not the subject invention correspond. Since the missing locking extension 19 is not presses the housing pin 32 down, the catch edge strikes 35 when the cylinder core is turned clockwise on the housing pin 32 and blocks the twisting.
  • Fig. 10 shows the section according to c-c in Fig. 6, wherein the However, keys do not have a lowered section 43 or none Has locking recess 20. So this would correspond to one conventional key with straight back of the key.
  • the locking bracket 45 remains in the raised position within the recess 41 of the cylinder housing, so that the cylinder core 2 cannot be rotated.
  • 11 and 12 show a preferred embodiment of the catch pin, which bears the reference number 36 here.
  • the Has body 37 extending over the entire length circular cross section.
  • the approach part 38 runs however only over a small part of the height of the body 37 and forms a step 39.
  • Through appropriate holes for Formation of the associated recesses in the cylinder core can limited the axial mobility of the catch pin to make assembly easier.
  • the Level 39 can also be used, a suspension of the Catch pin if the changed installation positions Gravity is not sufficient to move the catch pins.
  • Fig. 12 shows the view of the catch pin from above.

Landscapes

  • Lock And Its Accessories (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Fluid-Damping Devices (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Ladders (AREA)

Claims (9)

  1. Serrure à cylindre comportant un noyau et un corps de cylindre, le noyau présentant un canal de clé qui est ouvert d'un côté en direction du plan de rotation entre le noyau et le corps de cylindre, un étrier de retenue qui enjambe le canal de clé et peut coulisser en direction du corps de cylindre dans un évidement du noyau étant disposé dans le noyau, caractérisé en ce que l'étrier de retenue (45) est disposé dans la partie intérieure du noyau, à proximité de l'extrémité de la clé lorsque celle-ci est insérée, en ce que le corps de cylindre (1), dans la région extérieure du noyau, présente une gorge annulaire (23) ouverte en direction du plan de rotation (8), dans laquelle peut tourner une saillie de retenue (19) de la clé (3, 42), et en ce qu'il est prévu dans la région de la gorge annulaire (23) dans le noyau (2), au moins une goupille d'arrêt (29, 36) coulissante qui, à son extrémité tournée vers le dos de clé (18), présente une arête de retenue (35) qui bute contre la goupille de corps ou par laquelle la goupille de corps est repoussée par la saillie de retenue (19), permettant ainsi l'actionnement de la serrure.
  2. Serrure à cylindre selon la revendication 1, caractérisée en ce que deux goupilles d'arrêt (29, 36) sont disposées de part et d'autre du canal de clé, entre chaque fois deux trous (24) pour des éléments (5) de poussée de goupille.
  3. Serrure à cylindre selon la revendication 2, caractérisée en ce que les goupilles d'arrêt (29, 36) sont en métal dur ou en céramique.
  4. Serrure à cylindre selon les revendications 1 à 3, caractérisée en ce que l'étrier de retenue (45) est entièrement disposé à l'intérieur du noyau (2) et le plan de rotation (8) du corps de cylindre (1) dans la zone d'action de l'étrier de retenue (45), est entièrement conformé en surface cylindrique (figure 10).
  5. Serrure à cylindre selon une des revendications 1 à 3, caractérisée en ce qu'une échancrure d'encliquetage (41) est aménagée dans le corps de cylindre (1), en vis-à-vis de l'étrier de retenue (45) dans la position O du noyau.
  6. Serrure à cylindre selon la revendication 5, caractérisée en ce qu'une gorge annulaire (47) de profondeur (x) est prévue dans le corps de cylindre (1), la gorge annulaire étant prévue à partir de l'échancrure d'encliquetage (41) et l'échancrure d'encliquetage (41) présentant une profondeur plus grande.
  7. Clé plate pour une serrure à cylindre selon une des revendications 1 à 6, qui de préférence présente des nervures de profil et des rainures de profil sur les côtés plats et des encoches de verrouillage au niveau de la barbe, la clé plate comportant au niveau du dos de clé au moins une échancrure de retenue (20), caractérisée en ce que l'échancrure de blocage (20) est prévue dans la région du bout de la clé, en ce qu'il est prévu sur le dos de clé, dans une région éloignée du bout de clé, une saillie de retenue (19) et en ce que le dos de clé (18) est abaissé entre le bout de clé et l'échancrure de retenue (20) (creux 43).'
  8. Clé plate selon la revendication 7, caractérisée en ce que la profondeur du creux (43) correspond à la profondeur de l'échancrure de retenue (20).
  9. Clé plate selon la revendication 8, caractérisée en ce que la portion en creux (43) du dos de clé (18) s'étend parallèlement au reste du dos de clé (18).
EP95116808A 1994-11-15 1995-10-25 Serrure cylindrique avec noyau cylindrique et boítier cylindrique Expired - Lifetime EP0712980B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT0210694A AT404857B (de) 1994-11-15 1994-11-15 Zylinderschloss mit zylinderkern und zylindergehäuse sowie flachschlüssel
AT210694 1994-11-15
AT2106/94 1994-11-15

Publications (2)

Publication Number Publication Date
EP0712980A1 EP0712980A1 (fr) 1996-05-22
EP0712980B1 true EP0712980B1 (fr) 2002-01-23

Family

ID=3527895

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95116808A Expired - Lifetime EP0712980B1 (fr) 1994-11-15 1995-10-25 Serrure cylindrique avec noyau cylindrique et boítier cylindrique

Country Status (6)

Country Link
EP (1) EP0712980B1 (fr)
AT (2) AT404857B (fr)
CZ (1) CZ286158B6 (fr)
DE (2) DE29514514U1 (fr)
DK (1) DK0712980T3 (fr)
ES (1) ES2168330T3 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4058289A (en) * 1975-10-14 1977-11-15 Hicks Glenn W Faucet valve
GB9612664D0 (en) * 1996-06-18 1996-08-21 Yale Security Prod Ltd Cylinder locks
SE511113C2 (sv) * 1997-12-10 1999-08-09 Assa Ab Cylinderlås-nyckelkombination, operatörsnyckel eller servicenyckel till denna
DE10049780A1 (de) * 2000-10-09 2002-04-18 Winkhaus Fa August Schlüssel für einen Profilschließzylinder und Profilschließzylinder
AT410818B (de) * 2001-02-15 2003-08-25 Evva Werke Zylinderschloss mit zylindergehäuse und flachschlüssel für ein zylinderschloss
AT4294U8 (de) * 2001-02-23 2001-07-25 Evva Werke Zylinderschloss mit zylindergehäuse und flachschlüssel für ein zylinderschloss
DE102004003034B4 (de) * 2003-10-17 2006-04-13 Dom Sicherheitstechnik Gmbh & Co Kg Schließvorrichtung und Flachschlüssel
DE202013005667U1 (de) 2013-05-17 2013-07-23 Tatjana Smirnov Der Verriegelungsmechanismus für die Verriegelung der zylindrischen Safes.
DE202013005666U1 (de) 2013-06-03 2013-07-24 Tatjana Smirnov Der zylindrische Verriegelungsmechanismus für den zylindrischen Safe
DE102016122256A1 (de) * 2016-11-18 2018-05-24 Iseo Deutschland Gmbh Schlüssel für ein Zylinderschloss-Schließsystem mit Schlüsselschaft und Schlüsselreide

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1835725A (en) * 1927-05-27 1931-12-08 Yale & Towne Mfg Co Cylinder lock
CH311741A (de) * 1953-03-28 1955-12-15 Cryptoteknik Ab Schloss.
BE707199A (fr) * 1965-03-31 1968-04-01
FR1553892A (fr) * 1967-11-27 1969-01-17
CH544868A (de) * 1972-08-28 1973-11-30 Owen Neale Charles Zylinderschloss mit Schlüssel
US3857263A (en) * 1973-08-03 1974-12-31 K Gartner Pick resistant cylinder lock
US3986376A (en) * 1975-04-01 1976-10-19 Sigo Lack Lock
US4028917A (en) * 1976-04-12 1977-06-14 Schlage Lock Company Key retaining cylinder for a lock
US4098103A (en) * 1977-03-07 1978-07-04 Walter Kidde & Company, Inc. Cylinder lock
US4638651A (en) * 1985-08-07 1987-01-27 Yale Security Inc. Lock cylinder having two sets of tumblers and key therefor

Also Published As

Publication number Publication date
EP0712980A1 (fr) 1996-05-22
CZ286158B6 (cs) 2000-01-12
AT404857B (de) 1999-03-25
ATA210694A (de) 1998-07-15
DK0712980T3 (da) 2002-05-06
ES2168330T3 (es) 2002-06-16
CZ284595A3 (cs) 1999-11-17
ATE212408T1 (de) 2002-02-15
DE59510012D1 (de) 2002-03-14
DE29514514U1 (de) 1995-10-26

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