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JP2005282049A |
To provide a cylinder lock which is locked against the will of an outsider when the outsider inserts a slim tool into a keyhole thereof to move a tumbler.The cylinder lock 1 includes an outer cylinder 2 and an inner cylinder 3 rotatably ...
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JP2005273330A |
To provide a double-sided cylinder lock which enables a key to be operated from both the inside and the outside while serving as a lock body with one cylinder lock part.In this double-sided cylinder lock with the lock body and the key, t...
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JP3702405B2 |
To provide a variable cylinder lock, eliminating the need for preparing another key, enabling simple selection of various changing times in any order and assuring protection against picking activity. This variable cylinder lock comprises...
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JP2005256482A |
To enable a user to set an interrelationship between a lock device and a key device at the user's discretion at a place of installation of the key switch system.The lock device 4 comprises an actuator provided to move repetitively betwee...
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JP3698965B2 |
To provide a rotary lock capable of allowing a locking part unable to be positioned in an insertion hole by the returning force of a latch, to be positioned on the insertion hole, controlling a position of the locking part on a handle dr...
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JP2005232941A |
To provide a two-stage unlocking type lock and its unlocking method, for preventing a key hole from becoming unoperatable by intrusion of foreign matter.This two-stage unlocking type lock is composed of a step 1 of passing a notch 11 of ...
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JP2005226428A |
To provide a device for making unlocking difficult for a key except for a normal key, by largely increasing the combination number of a rotary lock.This device controls rotation of a key shaft 1, and is provided with a multilayer shape o...
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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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JP3671350B2 |
To obtain an auxiliary lock fixture, which has a simple structure and can correspond to frames having a large number of specifications flexibly, in which there is no projecting section to the indoor side and which has excellent strength ...
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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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JP2005171640A |
To improve a form of a change key for precisely changing a required key code without mistaking the change key, in a door lock device of a control board storage box of a traffic light.This lock device is installed in the control board sto...
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JP2005163327A |
To rotate a cylinder only when a key is completely inserted.When a lever 312 for confirming complete insertion provided on an inner peripheral cylinder 203 is energized by a spring 311 so that a projecting part 312b is locked in a groove...
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JP2005163328A |
To provide a small-sized and high-durability cylinder lock, varying an available key code of a key, the key code of which is specified in a position on one face at a low cost.A variable tumbler abuts on a face corresponding to the key co...
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JP2005163289A |
To provide a cylinder lock having a high reliability to which many variable number of codes can be set and which can not be unlocked by other unlocking codes.The cylinder lock is constituted of a plug 6 provided with tumbler 5 positioned...
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JP2005163326A |
To provide a small-sized cylinder lock, varying an available key code for a key, the key code of which is specified at a position in one face at low cost.A variable tumbler 233-4 abuts on a face (a positioning face 424) corresponding to ...
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JP2005146748A |
To provide a cylinder lock capable of making the picking act difficult to the utmost only by changing a shape of a cord pin without incorporating any new mechanism and component and lowering the risk resulting from unjust unlocking.The w...
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JP2005146751A |
To provide a cylinder lock capable of making an unjust copy of a lock difficult by altering a shape of the inner end section of a cord pin without incorporating any new mechanism and component and increasing security.The inner end sectio...
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JP2005133486A |
To provide a cylinder lock that maintains highly reliable operability for a long time.This cylinder lock is made by rotatably inserting into a cylinder case 6 the plug 5 that holds within a tumbler inserting hole 4 the pin-shaped tumbler...
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JP3637060B2 |
A cylinder lock and key combination, wherein the lock comprises a side profile ridge (60) disposed in the key slot (53) and having a relatively shallow recess (61), in which a projection (55) on a side tumbler (54) is vertically movable,...
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JP3637059B2 |
A cylinder lock and key combination, where the key (20) has an undercut profile groove (24) at one side surface (22) thereof and, in the key slot (13), the lock key plug has a corresponding profile tongue (15) with a downwardly projectin...
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JP3628656B2 |
To provide a cylinder lock which makes it difficult to replicate a key illegally, by virtue of possession of a profile including a curved surface part, makes it difficult to grasp an arrangement form of tumbler pins, and greatly improves...
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JP2005505709A |
A lock and key set in which the lock includes a cylinder rotatable in a barrel which barrel is rotatable to actuate the latch wherein the cylinder incorporates a laterally spring biased bar which includes slots or projections adapted to ...
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JP3620460B2 |
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JP2005016176A |
To provide a locking device, in which a malfeasant unlocking work cannot be conducted even when a hole is bored to a door.In the locking device, a two-point drawing system in which a locking key can be retracted at both places of an unlo...
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JP2005002641A |
To provide a cylinder lock which is simple in structure, can temporarily inhibit locking/unlocking operation of a door lock by means of a normal key for use in normal times, and can be restored to a state in which the original normal key...
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JP3604666B2 |
To provide a tumbler lock capable of inhibiting a second illegal operation by surely detecting unlocking through illegal operation as defensive measures against illegal unlocking operation. This tumbler lock is provided with an illegal o...
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JP2004536980A |
The invention provides a pair of cuff locks joined by a universal joint and linkage system which provides for 360 relative rotation between the cuffs as well as allow the cuffs to be folded together into a compact position. The invention...
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JP3596673B2 |
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JP2004332510A |
To prevent any damage to a keylock due to malicious mischief by employing a completely new kind of keylock mechanism which has no key hole in the lock mechanism.Permanent magnets are arranged in a key; small balls are floated inside a ca...
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JP2004324141A |
To provide a key convertible type pin tumbler lock at a low cost even if it is produced by a multiple types and a small quantity.The key convertible type pin tumbler lock is equipped with a casing 10, a first rotational body 20, a second...
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JP2004324055A |
To provide an inexpensive door lock which reduces the number of components, by considering that a security effect of an indoor-side cylinder is not required so much in comparison with an outdoor-side cylinder, in spite of a double-sided ...
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JP3589350B2 |
To provide a cylinder lock capable of surely preventing a wrong unlocking phenomenon without requiring a long minimum basic unit for key code set change. An end surface 12 at the head part of a code pin 6 is formed into a protruding sphe...
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JP2004308309A |
To provide a cylinder lock which is not readily unlocked by picking or the like.A key 12 for the cylinder lock has a plurality of insertion plates 33 which are radially arranged from its stem and different in thickness. A cylinder 14 has...
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JP3581347B2 |
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JP3577453B2 |
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JP3573345B1 |
To provide a key, a cylinder lock and a lock system having high security, which cannot be unlocked by a conventional picking tool. In a key 1 having a head 2 and an insertion portion 3, a movable plate 4 provided inside the key 1 and pro...
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JP2004256991A |
To provide a cylinder lock wherein necessary and sufficient flexural strength is maintained even in a narrow part, and which is free from damage and deformation due to the collision or contact of an operating recess with another object.I...
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JP3557620B2 |
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JP3553898B2 |
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JP2004204447A |
To provide a cylinder lock prevented from being illegally unlocked using a tool.The cylinder lock has upper and lower pins 7, 8 inserted through an outer cylinder 1 and an inner cylinder 2, respectively. The upper pin fitted into a pinho...
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JP2004521208A |
The present invention relates to a screw lock, wherein a core (10) is provided in the interior of the body (20), a key hole (11) formed to be a fork shape is provide in the center of the core in axel direction, and the screw holes have s...
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JP2004197376A |
To allow the unlocking of a frame body and a glass window without carrying out the operation of inserting and turning a key in a key insertion hole.A rotating shaft 4c of a cylinder 4 is connected to a rotating shaft 8a of a motor 8 arra...
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JP2004176514A |
To provide a snakily formed lock which inhibits the insertion of a tool into a keyhole and the operation of the tool, to thereby prevent illegal picking.When a key is inserted into the keyhole, a projection 1 in the keyhole is opened in ...
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JP3533599B2 |
To provide a long-sized cylinder lock which can be easily manufactured at low cost, and with less manhours in which a cylinder and connecting shaft are used. The cylinder lock is provided with a cylinder lock body 1 in which a lock shaft...
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JP3529795B2 |
PCT No. PCT/AU97/00178 Sec. 371 Date Sep. 24, 1998 Sec. 102(e) Date Sep. 24, 1998 PCT Filed Mar. 20, 1997 PCT Pub. No. WO97/36072 PCT Pub. Date Oct. 2, 1997A lock with a plug (2) removable from a housing (16) is disclosed. The plug (2) i...
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JP2004143750A |
To solve a problem in various existing tumbler locks that safety cannot be secured against illegal unlocking such as picking using an unlocking tool.A rotor 1 with a key insertion port is rotatably inserted in a cylinder 2, and a plurali...
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JP3524194B2 |
PURPOSE: To make the motion of a connecting pin sure and to reduce consumed electric power in a lock cylinder. CONSTITUTION: Two rotary bodies 30, 32 is rotatably connected through a connecting pin 44. In the connecting pin 44, a return ...
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JP2004124410A |
To increase strength in the axial direction of a cylinder lock in a lock for a bicycle to prevent picking and facilitate its manufacturing.Yarn number count holes 3 formed with a pin receive hole 4 and a guide hole 5 are formed in both s...
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JP3519925B2 |
To provide a cylinder lock, in which assembly works are carried out efficiently without generating trouble such as the engagement of a spring. A slot 32 extended in the longitudinal direction of a closing cover 31 is formed to the cylind...
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JP2004108107A |
To overcome the following inconveniences: configuration of a personal identification system using a magnetic card or an IC card is expensive, and a conventional key switch accepts only a single signal and cannot perform personal identifi...
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