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JP2007270603A |
To provide a cylindrical lock acting in a mechanism different from a convenional mechanism, by targeting at a safe, secure and high security lock. Eight projections exist on an inner surface of a lock outer cylinder 8, and a point 23 of ...
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JP2007239324A |
To provide a key cylinder enabling the suppression of damage to its components. In this key cylinder 10, when a regular key is inserted into a rotor 20, the insertion of a tumbler 30 into a slit 14 is released, and the slide of the rotor...
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JP3133647U |
To provide a disc tumbler type cylinder lock which is difficult to pick and easy to manufacture. This is a disc tumbler type cylinder lock including an outer cylinder 1, an inner cylinder 2, a plurality of disc tumblers 3 and a spring 4,...
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JP3943846B2 |
To prevent illegal unlocking by ensuring that a spring biasing a tumbler from a key slot in a cylinder body is made inoperable. This cylinder lock is provided with a plurality of tumblers 16 each comprising a holder 1 attached to a door ...
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JP3929718B2 |
To increase the number of kinds of key codes without increasing number of tumblers. This cylinder block is formed by a holder 1 and a cylinder body 10, and the cylinder body 10 is provided with the tumbler 21 where a cutout part 23 forme...
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JP3928918B2 |
To provide a key cylinder capable of improving the assembling work efficiency. This key cylinder is provided with a rotor 12 to be turned in the circumferential direction of the center axis with the operation for inserting a key and a le...
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JP3928919B2 |
To provide a key cylinder capable of reducing the assembling work man-hours, and provide an assembling method thereof. This key cylinder 10 is provided with a rotor 12 to be turned in relation to a rotor case 11 with the operation for in...
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JP3927098B2 |
To provide a game machine in which code setting operation for a new key can be carried out from the front face side of an inner frame body without opening the inner frame body. This game machine has an openably equipped inner frame body ...
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JP3917641B1 |
To improve convenience while maintaining a feeling of use and security strength of a conventional lock device. An inner cylinder 20 having a key hole 21 and unlocking by rotating in an outer cylinder 30 and a slot 22 corresponding to a p...
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JP3905715B2 |
To provide a plate tumbler lock which makes key duplication and picking difficult, to thereby enhance crime preventive performance thereof. According to the plate tumbler lock, key ridges 1a of a key 1 are divided into right and left row...
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JP3898036B2 |
To provide a cylinder lock preventing a malfeasant unlocking while being incapable of being unlocked by a working key after an unlocking by using a normal key. The cylinder lock has an outer case (2), an inner ring (3) rotatably installe...
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JP2007056601A |
To accurately turn a tumbler by using a ward provided on a key shaft surface, in the tumbler to turn a cylinder of a lock, to overcome the problem that the tumbler cannot be moved by a ward accurately in the conventional arts, although t...
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JP2007046353A |
To provide a disc tumbler type lock which releases no error by inserting halfway any key without regular key codes.A side tumbler storage hole 12 is provided to a rotor 2 so as to cross a disc tumbler storage hole 4. A side tumbler engag...
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JP2007002470A |
To realize a cylinder which can be easily manufactured by employing a conventional technology, which can easily bring about a huge number of key differences, which is resistant to picking, which has high productivity, and which rarely go...
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JP2006316439A |
To develop a cylinder capable of meeting more difficult future requirements, so as to solve the following problems: fraudulent unlocking caused by the picking of the cylinder is recently increased; a picking technique becomes higher; add...
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JP2006266055A |
To prevent a key from being rotated in an unlocking operation when the key does not reach a deepest position where the key is hooked to all rotating tumblers and reduce a labor for the unlocking operation by allowing the key to be automa...
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JP3828634B2 |
To provide a steering lock device which includes a cylinder body inserted and fixed in a receiving hole in a stationary housing, and a rotor inserted in the cylinder body so as to be rotatable by a key, and which has a simple structure a...
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JP2006257871A |
To provide a biometric key which can improve the problems in prior art that it is not any multi-purpose key in the sense that its application is limited to specific applications, that the use of an additional structure is required for so...
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JP3824094B2 |
PURPOSE: To provide a new cylinder lock difficult to pick. CONSTITUTION: The inner tube of a cylinder lock is divided into multiple inner tube units including the innermost inner tube unit 12 having at least one tumbler 3 and the outermo...
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JP3811820B2 |
To make illegal duplication difficult and eliminate the reduction in the number of key difference due to the formation of a reversible key by forming bottom parts of root in serration on both sides which form a pair on an inclined face w...
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JP3809064B2 |
To positively disable operation of a side bar from a key insertion hole of a cylinder main body, to thereby prevent unauthorized unlocking. There is provided a cylinder lock consisting of a holder mounted in a door and the cylinder main ...
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JP3784489B2 |
To obviate a housing exclusive to an automatic car by installing a solenoid assembling unit in a housing by rotatably supporting a lever to prevent or allow rotation of a rotor by the housing. A cover 86 is elastically and repulsively en...
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JP3785466B2 |
PCT No. PCT/CH95/00297 Sec. 371 Date Jun. 11, 1998 Sec. 102(e) Date Jun. 11, 1998 PCT Filed Dec. 11, 1995 PCT Pub. No. WO97/21895 PCT Pub. Date Jun. 19, 1997The cylinder lock comprises blocking tumblers which are guided parallel to the b...
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JP3785465B2 |
Tumblers (10) run parallel to the broad side (8,9) of a key way (6) of a cylinder lock (1). The ends of the tumblers lock between a rotor (3) and a stator (4). Additional coding devices are provided on the rear of the tumblers remote fro...
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JP3776078B2 |
To provide a side bar system variable code type cylinder lock, having a simplified internal mechanism for changing a keycode and firmly restraining rotation of a rotor to a housing in two portions. A tumbler plate 11 and a variable tumbl...
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JP3764728B2 |
To provide a key for a cylinder lock, which can offer a great number of different combinations of locks and keys and can enhance lock safety and false-key safety. This key 1 for the cylinder lock is equipped with an approximately cylindr...
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JP3752661B2 |
To provide a disk tumbler lock allowing an inner cylinder and an outer cylinder to be easily assembled in manufacturing to improve assembling work efficiency. This disk tumbler lock has an outer cylinder 3 having an inner surface recesse...
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JP3747622B2 |
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JP3729752B2 |
To provide a cylinder lock which employs a lever tumbler, for instance, and is resistant to unauthorized unlocking operation such as picking. The cylinder lock is comprised of an outer cylinder, an inner cylinder sheathed by the outer cy...
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JP2005344305A |
To provide a cylinder lock which can be downsized in addition to the securement of the number of key differences, and a key corresponding to the cylinder lock.In the cylinder lock 11, a normal inner groove key 12 is inserted into a rotor...
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JP3709146B2 |
To provide a cylinder lock capable of setting an unlocking code at any desired time after completion of assemblage of the cylinder lock, and conducting rotary operation to a rotor 3 before setting the unlocking code so as to improve asse...
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JP2005264528A |
To provide a variable lever tumbler lock which dispenses with formation of a protruding portion on an outer cylinder, and facilitates changing a mode of key setting.According to the structure of the variable lever tumbler lock, each leve...
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JP2005248519A |
To provide a variable lever tumbler lock easy in key changing work, while dispensing with forming a swelling part in an outer cylinder.While respective lever tumblers of the lever tumbler lock are formed of a combination of a tumbler A1A...
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JP3693065B2 |
PCT No. PCT/EP95/00895 Sec. 371 Date Dec. 18, 1996 Sec. 102(e) Date Dec. 18, 1996 PCT Filed Mar. 10, 1995 PCT Pub. No. WO95/28540 PCT Pub. Date Oct. 26, 1995The invention is directed to a locking device with a locking cylinder which is f...
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JP2005220705A |
To increase safety by increasing resistance against the injustice unlocking of a lever tumbler lock or a rotary disk tumbler lock.In this cylinder lock, an implement for copying a commercial key is formed by inserting a flat thin wire in...
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JP2005213943A |
To provide a lever tumbler lock or a rotary disc tumbler lock having higher resistance to illicit unlocking, and to improve safety.A marketable key duplicate tool is configured such that a flat thin wire is set through a thin pipe insert...
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JP2005213807A |
To improve safety by enhancing resistance to the fraudulent unlocking of a lever tumbler lock or a rotary disc tumbler lock.A commercially available implement for copying a key obtains a key difference by inserting a flat small-gauze wir...
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JP3675747B2 |
To provide a cylinder device and a lock device having a long service life and providing excellent theft prevention property. This cylinder device is composed of a lock plug 12, an inversion member 30, a lock cylinder 10 sliding and fitte...
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JP3676606B2 |
To surely prevent a dishonest unlocking in a cylinder lock providing in pairs to a plurality of sets of half-tumblers to a rotor fitted to a cylinder body in an angle displacement slidable manner and providing in pairs to two sets of rec...
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JP3676611B2 |
To securely protect a rotor asembly for a cylinder lock assembled from a rotor rotatably fitted to a cylinder, a plurality of tumblers put in the rotor, and a plurality of springs provided between respective tumblers and the rotor before...
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JP2005171753A |
To provide a key-replaceable lock and a method for substituting the key, which is simple and cost-effective.The key-replaceable lock 100 is provided with a locking and an unlocking positions and also includes a housing 104 and a cylinder...
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JP3664455B2 |
To provide a new cylinder lock which is difficult to pick. An inner cylinder of a cylinder lock is divided into an outside end inner cylinder unit 11 having at least one tumbler 3 and a plurality of inner cylinder units which are adjacen...
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JP3654848B2 |
To provide a cylinder lock capable of preventing it from being unlocked illegally. Positions of projections 4d, formed on one side each of windows 4a in plate tumblers inserted into four tumbler insertion holes 3 formed in a rotor 1 and ...
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JP2005105799A |
To provide a three-layer type key center applicable to various types of keys and achieving the effect of perfect theft prevention.The key center consists of a key case 1, a limiter 2, a plurality of key plates 3 and a rotary barrel 4. Th...
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JP2005054432A |
To provide a locking cylinder capable of obtaining an extremely large number of different locking numbers.A plurality of guide plates 17a, 17b are attached at every equal distance in the inside of the inner cylinder 10 built in the outer...
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JP3623978B2 |
PURPOSE: To facilitate the conversion of key code by forming a cylinder lock of a first tumbler and a second tumbler, of which one part is engaged with each other, and a blank lock plate for fixing the first tumbler at the unlocking posi...
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JP3614897B2 |
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JP2004316140A |
To provide a cylinder lock mechanism which is strengthened in cylinder axial strength to resist picking, and facilitates its production, to thereby cut production costs.The cylinder lock mechanism is formed of a cylinder 1 which has a ke...
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JP3583807B2 |
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JP3585550B2 |
PURPOSE: To prevent a tumbler from being damaged when a key is inserted in the shallow depth of a key hole and rotated. CONSTITUTION: A plurality of tumblers 6 engaged in the engaging grooves 12 of an outer cylinder 1 and a pair of cylin...
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