EP0215237B1 - Schlüssel für zwei in unterschiedlichen Drehrichtungen entsperrbare Schliesszylinder - Google Patents

Schlüssel für zwei in unterschiedlichen Drehrichtungen entsperrbare Schliesszylinder Download PDF

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Publication number
EP0215237B1
EP0215237B1 EP19860110088 EP86110088A EP0215237B1 EP 0215237 B1 EP0215237 B1 EP 0215237B1 EP 19860110088 EP19860110088 EP 19860110088 EP 86110088 A EP86110088 A EP 86110088A EP 0215237 B1 EP0215237 B1 EP 0215237B1
Authority
EP
European Patent Office
Prior art keywords
key
cylinder
tumblers
control surfaces
cylinder core
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
Application number
EP19860110088
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0215237A1 (de
Inventor
Günter Tibbe
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.)
Tibbe KG
Original Assignee
Tibbe 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 Tibbe KG filed Critical Tibbe KG
Publication of EP0215237A1 publication Critical patent/EP0215237A1/de
Application granted granted Critical
Publication of EP0215237B1 publication Critical patent/EP0215237B1/de
Expired 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
    • E05B21/00—Locks with lamelliform tumblers which are not set by the insertion of the key and in which the tumblers do not follow the movement of the bolt e.g. Chubb-locks
    • E05B21/06—Cylinder locks, e.g. protector locks
    • E05B21/066—Cylinder locks, e.g. protector locks of the rotary-disc tumbler type

Definitions

  • the invention relates to a key of the type specified in the preamble of claim 1.
  • Locking cylinder with a cylinder housing and a cylinder core rotatably mounted in the same, which is locked in the cylinder housing by means of tumblers against rotation, which are moved from the locked position into the unlocked position by turning the key inserted in the cylinder core slightly, after which the key is carried along with the Cylinder core can be rotated further, and which are moved in different configurations when the key is turned back into the starting position from the unlocked position into the locked position before the key can be removed from the cylinder core.
  • two types can be distinguished, namely those in which the plate-shaped tumblers in the cylinder core are radially displaceable in order to engage in two diametrically opposed, inner longitudinal grooves of the cylinder housing in the blocking position, and secondly those in which the plate-shaped tumblers in the cylinder core are radial are displaceable in order to engage in the diametrically opposed, inner longitudinal grooves of the cylinder housing in the blocking position, and on the other hand those in which the plate-shaped tumblers can be rotated in the cylinder core each have a circumferential recess and interact with a blocking strip which can be moved radially in the cylinder core, is held by the tumblers in their locking position in engagement with an inner longitudinal groove of the cylinder housing and then, when the tumblers have been turned into the unlocked position, emerge from the longitudinal groove of the cylinder housing and into the then aligned circumferential recesses of the tumblers can occur.
  • the keys for actuating the locking cylinders with radially displaceable tumblers have two groups of control surfaces diametrically opposite one another with respect to the longitudinal axis of the key for withdrawing the one tumbler of the cylinder core from one longitudinal groove of the cylinder housing and the other tumblers of the cylinder core from the other longitudinal groove of the cylinder housing.
  • the keys for actuating the lock cylinder with rotatable tumblers are only provided with a group of control surfaces for rotating the tumblers in such a way that their circumferential recesses are aligned with one another.
  • Such locking cylinders can be used for locking and unlocking motor vehicle door locks, the locking of which takes place by turning the key inserted into the cylinder core of the locking cylinder towards the rear of the motor vehicle and then back into the starting position, while unlocking reversely rotates the inserted key onto the Motor vehicle bow to and then required to return to the starting position.
  • the key which must match the locking cylinders of all motor vehicle door locks, must be turned clockwise or counterclockwise on the left side of the vehicle as seen in the direction of travel and counterclockwise or clockwise on the right side of the vehicle insertion into the cylinder core of the respective locking cylinder from the starting position and then turned back into the same.
  • the motor vehicle door locks can only be unlocked from the mentioned central position by means of the rotation of the cylinder core of the associated locking cylinder which requires the prior movement of the tumblers of the cylinder core from the locked position into the unlocked position, so they have to be used for the door locks of a motor vehicle on the same side
  • different locking cylinders are provided than for the raft vehicle door locks on the other side of the motor vehicle, namely those on the left side of the motor vehicle in which the tumblers of the cylinder core are moved into the unlocked position when the inserted key is turned counterclockwise from the starting position is, and on the right side of the motor vehicle in which the tumblers of the cylinder core are moved into the unlocked position when the inserted key is turned clockwise out of the starting position t will.
  • Such locking cylinders with radially displaceable tumblers in the cylinder core which are used to lock and unlock motor vehicle door locks on the left or right side of the motor vehicle as seen in the direction of travel and can be unlocked in different directions of rotation by means of the same key, which is therefore the case with the egg NEN locking cylinder withdraws the tumblers in the cylinder core if it is turned counterclockwise after being inserted, and the other locking cylinder withdraws the tumblers in the cylinder core if it is turned clockwise out of the starting position after insertion EP-A 0 061 851 known, which also forms the basis for the wording of the preamble of the main claim.
  • the tumblers are provided in the half of the cylinder core on the key insertion side, and in the locking cylinder for the other side of the motor vehicle in the other half of the cylinder core.
  • the key has two groups of control surfaces on the shaft for moving the tumblers of one or the other locking cylinder into the unlocked position, which are formed in the region of the shaft half adjacent to the key handle or in the region of the other shaft half.
  • the invention has for its object to provide a key of the type specified in the preamble of claim 1, which can be used as a reversible key and thereby ensures a safe resetting of the tumblers of each lock cylinder in the locked position if the key after turning the cylinder core under the previous one Movement of the tumblers from the locked position to the unlocked position is turned back to the starting position, furthermore enables safe guidance when inserting and removing from the cylinder core, as well as the formation of a larger number of different, each only inserting the associated key into a matching lock cylinder set allowing key profiles.
  • the cylinder housing 1 or 1 ' is provided with an inner longitudinal groove 5 or 5' for receiving the locking bar 4 or 4 '.
  • the Z y iinderkern 2 and 2 ' has a longitudinal slot 6 or 6' for receiving the locking strip 4 or 4 'and an inner longitudinal projection 7 or 7'zur limiting the possibility of rotation of the tumblers 3 or 3' in the cylinder core 2 or . 2 'on.
  • the tumblers 3 and 3 ' are each in the form of a circular disk with an approximately semicircular circumferential recess 8 or 8' for receiving the locking bar 4 or 4 ', a sector-shaped circumferential recess 9 or 9' for receiving the longitudinal projection 7 or 7 'of the Cylinder core 2 or 2 'and a central opening 10 or 10' for receiving the shaft 11 of a key C.
  • the locking bar 4 or 4 ' is formed by a roller-like cylindrical rod.
  • the longitudinal projection 7 or 7 'of the cylinder core 2 or 2' has a sector-shaped cross section of constant width.
  • the corresponding sector-shaped circumferential recesses 9 and 9 'of the tumblers 3 and 3' are of different widths, in each case wider by such a distance than the longitudinal projection 7 or 7 ', which corresponds to the angle by which the respective tumbler 3 or 3 'from the position illustrated in FIGS. 1 and 2 must be rotated clockwise or counterclockwise so that their semicircular circumferential recess 8 or 8' gets under the locking bar 4 or 4 ', which then aligns with one another Circumferential recesses 8 and 8 'of tumblers 3 and 3' can occur.
  • the circumferential recesses 8 and 8 'of the tumblers 3 and 3' for receiving the locking bar 4 and 4 ' are arranged at different distances from the center line 12 and 12' of each tumbler 3 and 3 ', parallel to which the two side edges 13 or 13 'of their central opening 10 or 10'.
  • the openings 10 and 10 'of all tumblers 3 and 3' are identical and are aligned with one another in the position of the tumblers 3 and 3 'which is illustrated in FIGS. 1 and 2 and in which the tumblers 3 and 3' with the upper side flanks 14 and 14 'in FIGS.
  • the cylinder core 2 or 2 'of the lock cylinder A or B can only be turned clockwise or counterclockwise from the central position illustrated in Fig. 1 or 2, if the tumblers 3 or 3' previously by turning the key C have been adjusted clockwise or counterclockwise so that the semicircular circumferential recesses 8 and 8 'are aligned with one another and with the longitudinal slot 6 and 6' of the cylinder core 2 and 2 ', respectively.
  • the cylinder core 2 or 2 ' can be easily turned counterclockwise or clockwise from the central position according to FIGS. 1 or 2 by turning the key C accordingly, the key C acting on the tumblers 3 and 3', which take the cylinder core 2 or 2 'with them, namely via their upper side flanks 14 or 14' which abut the adjacent side flank 15 or 15 'of the longitudinal projection 7 or 7' of the cylinder core 2 or 2 '.
  • the cylinder core 2 or 2 ' can rotate so far in the said direction despite the tumblers 3 or 3' located in the blocking position and the locking bar 4 or 4 'held by the same in the position protruding from the cylinder core 2 or 2' until the locking bar 4 or 4 'comes to rest on the left side flank 19 or 19' of the longitudinal groove 5 or 5 'of the cylinder housing 1 or 1' in FIG. 1 or on the right in FIG. 2, which acts as a stop for the cylinder core 2 or 2 '.
  • the key C has on the shaft 11 four groups D, E, F and G of control surfaces 20 or 21 or 22 or 23 and two longitudinal ribs 25 and 26 which are diametrically opposite one another with respect to the key or key shaft longitudinal axis 24 and which are parallel extend to the key or key shaft longitudinal axis 24, specifically between the two groups D and F of control surfaces 20 and 22 or between the two groups E and G of control surfaces 21 and 23.
  • the control surfaces 20 and 21 and 22, respectively or 23 of each group D or E or F or G are thus arranged next to each other in a row parallel to the key or key shaft longitudinal axis 24 and each extend tangentially to the cylindrical core 27 of the shaft 11 of the key C, with different Inclination angles a with respect to the horizontal longitudinal plane 28 of the shaft 11.
  • the group D of control surfaces 20 serves to move the tumblers 3 of the locking cylinder A from the locked position according to FIG. 1 into the unlocked position, the group F of control surfaces 22 for moving the tumblers 3 'of the locking cylinder B from the locked position according to FIG Unlock position.
  • the group E of control surfaces 21 is identical to the group D of control surfaces 20 diametrically opposite with respect to the key or key shaft longitudinal axis 24, as is the group G of control surfaces 23 with the group F of control surfaces diametrically opposite with respect to the key or key shaft longitudinal axis 24 22, so that the key C is a reversible key with which both the locking cylinder A according to FIG. 1 and the locking cylinder B according to FIG. 2 can be actuated, regardless of whether the key C is now in the cylinder core 2 or 2 'is inserted, as shown in Fig.1 1 and 2, or rotated by an angle of 180 ° around the key or key shaft longitudinal axis 24.
  • the key C After inserting the key C into the locking cylinder A or B, it assumes the starting position according to FIG. 1 or 2 or the starting position which is identical and rotated by 180 °. If it is then turned clockwise or counterclockwise, the control surfaces 20 of group D or the control surfaces 22 of group F come with the adjacent side edges 13 or 13 'of the central openings 10 or 10' of the tumblers 3 or 3 'in contact, namely after different angles of rotation of the key C, the tumbler 3 or 3' shown after an angle of rotation of about 30 °, in order to then take the respective tumbler 3 or 3 'and the circumferential recesses 8 or 8' to Take up the locking bar 4 or 4 'to each other and to align the longitudinal slot 6 or 6' of the cylinder core 2 or 2 ', which is achieved in the illustrated tumbler 3 or 3' after a further rotation of the key C by about 5 °.
  • the cylinder core 2 or 2 ' can be turned clockwise or counterclockwise by means of the key C, for example to unlock a door lock on the right or left side of a motor vehicle in the direction of travel, after which the key C is returned to the starting position Fig. 1 or 2 is turned back to then be withdrawn from the cylinder core 2 or 2 'of the lock cylinder A or B.
  • the upper longitudinal rib 25 of the key C in FIGS. 1 and 2 takes the tumblers 3 or 3 'back into the blocking position according to FIGS.
  • the two lock cylinders A and B are identical, apart from the mutually mirror-image formation shown in FIGS. 1 and 2, which is required for unlocking when turning the key C clockwise or counterclockwise.
  • the two longitudinal ribs 25 and 26 of the key C are used in addition to the movement of the tumblers 3 and 3 'counterclockwise or clockwise also for guiding the key C when inserting into the cylinder core 2 or 2' and pulling out of the same, whereby they For example, can cooperate with a cover plate connected to the cylinder core 2 or 2 'and an intermediate plate between the tumblers 3 or 3', which is also firmly connected to the cylinder core 2 or 2 '.
  • the two longitudinal ribs 25 and 26 also make it possible to produce a larger number of key profiles than was previously possible.
  • the central openings 10 and 10 'of the tumblers 3 and 3' of the locking cylinder A and B are formed symmetrically such that one contour half coincides with the other contour half after rotation through 180 ° around the center of the opening. This means that the inserted key C is always in contact with the tumblers 3 and 3 'diametrically opposite to one another with respect to the longitudinal axis 24 of the key or key shaft about which the key C is rotated.

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  • Lock And Its Accessories (AREA)
EP19860110088 1985-07-22 1986-07-22 Schlüssel für zwei in unterschiedlichen Drehrichtungen entsperrbare Schliesszylinder Expired EP0215237B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19853526173 DE3526173A1 (de) 1985-07-22 1985-07-22 Schluessel fuer zwei in unterschiedlichen drehrichtungen entsperrbare schliesszylinder
DE3526173 1985-07-22

Publications (2)

Publication Number Publication Date
EP0215237A1 EP0215237A1 (de) 1987-03-25
EP0215237B1 true EP0215237B1 (de) 1988-04-20

Family

ID=6276420

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19860110088 Expired EP0215237B1 (de) 1985-07-22 1986-07-22 Schlüssel für zwei in unterschiedlichen Drehrichtungen entsperrbare Schliesszylinder

Country Status (2)

Country Link
EP (1) EP0215237B1 (enrdf_load_stackoverflow)
DE (1) DE3526173A1 (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5131248A (en) * 1987-08-28 1992-07-21 Ihui Ho Structure of key and lock barrel for lock set
FI94452C (fi) * 1993-03-25 1995-09-11 Abloy Security Ltd Oy Sylinterilukko-avain-kombinaatio
FI95740C (fi) * 1993-11-19 1996-03-11 Abloy Security Ltd Oy Sylinterilukko-avain-yhdistelmä
RU2151253C1 (ru) * 1999-10-21 2000-06-20 Закрытое Акционерное Общество "Страж" Кодовая вставка
DE10024272A1 (de) * 2000-05-17 2001-11-22 Valeo Gmbh & Co Schliessyst Kg Schließzylinder
DE10024273A1 (de) * 2000-05-17 2001-11-22 Valeo Gmbh & Co Schliessyst Kg Schließzylinder
DE10024271A1 (de) * 2000-05-17 2001-11-22 Valeo Gmbh & Co Schliessyst Kg Schließzylinder

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB737547A (en) * 1953-12-21 1955-09-28 Aulis Adrian Saarento Cylinder lock
SE333520B (enrdf_load_stackoverflow) * 1969-11-17 1971-03-15 A Niilola
DE2135106C3 (de) * 1971-07-14 1984-04-19 Hülsbeck & Fürst, 5620 Velbert Schließvorrichtung mit Zylinderkern und Flachschlüssel
US4228668A (en) * 1979-04-19 1980-10-21 Chicago Lock Co. Axial split-pin tumbler-type lock mechanism
FI74320C (fi) * 1979-09-07 1988-01-11 Waertsilae Oy Ab Cylinderlaosmekanism.
GB2094877A (en) * 1981-03-14 1982-09-22 Ford Motor Co Lock and key set and key therefor
GB2136869A (en) * 1983-03-14 1984-09-26 Ford Motor Co Cylinder lock and key

Also Published As

Publication number Publication date
DE3526173A1 (de) 1987-01-29
DE3526173C2 (enrdf_load_stackoverflow) 1988-05-26
EP0215237A1 (de) 1987-03-25

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