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| Number | Title | Issue Date |
| 7357010 | Plug assembly for a door lock A plug assembly has a cylindrical barrel portion, a plug, a driving shaft and a mounting cap. The cylindrical barrel portion has a rear end and a stop. The plug is mounted rotatably within the cylindrical barrel portion. The driving shaft is mounted securely on the ... | 04/15/2008 |
| 7343763 | Cylinder lock with modified cam A cylinder lock having a body and a modified cam, the cylinder lock being adapted for moving an external element arranged to engage the modified cam, so that the external element slides axially on the cylinder lock body. In a preferred embodiment, the inventive cyli... | 03/18/2008 |
| 7340927 | Padlock A padlock can be unlocked by an owner dialing an unlocking number or security personnel using a general key. The padlock includes a lock body, a block, a shackle, a general locking device and a private locking device. The lock body includes a first channel and a sec... | 03/11/2008 |
| 7275401 | Key switch with at least one switching position The invention relates to a key switch with at least one turn-key switching position comprising a cylindrical lock adapted to perform a translation upon key authorization. The aim is to present a key switch being capable of allowing key hierarchies as well as the wit... | 10/02/2007 |
| 7260965 | Locking device A locking device, which mounts a user key (the first key) and a manager key (the second key) separatedly, places a first lock and a second lock unitedly in an outer cylinder. The first lock is opened or rotated by the first key. After the first lock is open, the fir... | 08/28/2007 |
| 7251970 | Cylinder housing arrangement A cylinder housing arrangement, where the cylinder housing encloses a lock cylinder or the like, which comprises a number of locking elements to be arranged by a key, preferably tumbler discs to be turned by a key, which discs in their locked position prevent the tu... | 08/07/2007 |
| 7213426 | Storm door mortise lock that prevents lockout A method and apparatus for providing a storm door mortise lock that prevents lockout with a lock body having opposed side plates and a cam in between the side plates, the cam being in operative interaction with a dead bolt assembly. The mortise lock body also may in... | 05/08/2007 |
| 7210319 | Multifunctional vehicle lock A multifunctional vehicle lock including a cylinder lock comprising a rotatable tumbler, a coupling member rotationally linked to the tumbler, wherein rotation of the tumbler rotates the coupling member, a first vehicle locking element connected to the coupling memb... | 05/01/2007 |
| 7073360 | Lock cylinder A lock cylinder having a master key capability wherein the lock cylinder can be provided with either a master annular ring on the front of the lock plug which can only be opened by a master key or a low level security annular ring which permits the lock cylinder to ... | 07/11/2006 |
| 7065991 | Safety lock for glass doors The present invention refers to a safety lock for glass doors with a standard cut. This lock has two covers (1 and 9) and a strike plate (13), defining an internal space, inside which it is the lock mechanism of reduce dimensions, where the Hung... | 06/27/2006 |
| 7059160 | Rotary locking cylinder for a safety lock The rotary locking cylinder comprises a housing (5) and at least one rotor (8) provided with a key channel (27). Tumblers are provided to rotationally release the armature (8) with a key (17) associated therewith. A driver (6 | 06/13/2006 |
| 7003994 | Lock enhancing device A lock enhancing device for a key comprising a lock core having a cylindrical core body with a first retaining groove formed on a rear core end and a lock sleeve having with a rear housing end comprises an axial movement stopper formed as a C-shaped ring having an i... | 02/28/2006 |
| 7004518 | Door handle assembly In at least one embodiment, a door handle assembly is provided comprising a door handle having a roller and attached to a mount. An actuator is attached to the mount and has a first surface and an actuator projection. The door handle assembly also comprises a bolt m... | 02/28/2006 |
| 6959567 | Lid device of double-sided auxiliary lock A lid device of a double-sided auxiliary lock comprises an inner annular wall, an outer annular wall and a plurality of engaging portions. The engaging portions are equi-spaced on the outer annular wall. A double-sided auxiliary lock has an interior auxiliary lock a... | 11/01/2005 |
| 6921116 | Door handle assembly A door handle assembly includes a bias mechanism that maintains inside and outer handles in a generally horizontal position in which a latching bolt of a latching bolt mechanism is fully extended, the latching bolt being retracted upon rotating either handle only ab... | 07/26/2005 |
| 6837083 | Key cylinder and method for assembling a key cylinder A key cylinder selectively locks and unlocks a lock mechanism. The key cylinder has a rotor and a lever. The rotor is rotated by a key. The lever connects the rotor to the lock mechanism. The key cylinder has a recess formed in an end of the rotor. An end portion of... | 01/04/2005 |
| 6742368 | Closing device for closing functions in vehicles in particular A closing device includes a cylinder core with followers and a closing cylinder with a freewheel sleeve and a housing accommodating the sleeve. Normally, a coupling slider is coupled to the cylinder core by a restoring force, but is decoupled therefrom in the event ... | 06/01/2004 |
| 6722171 | Assembled lock cylinder for door locks An assembled lock cylinder comprises a cylindrical core having a cylindrical outer surface and an end face and defining at least one through hole through the wall of the cylindrical core; a connecting plug having a cylindrical portion inserted into the cylindrical c... | 04/20/2004 |
| 6711923 | Motor vehicle lock A motor vehicle lock for the door of a motor vehicle which can be locked from the outside, preferably with a key and locking cylinder. The lock mechanism includes a force application element which is preferably a cylindrical nut that can be turned around an axis of ... | 03/30/2004 |
| 6634197 | Lock device with removable core A removable core lock and key device comprises a cylinder housing (10) and a core (20), which is accommodated in the cylinder housing. An adapter (30) is operatively connected to a bolt (32). The core and the adapter are provided with a connection (20d, 3... | 10/21/2003 |
| 6606889 | Pivot latch A lever latch, for releasably latching a door to a corresponding door frame, includes a housing having a handle pivotally mounted therein and rotatable between opened and closed positions. In the handle closed position, a bolt mounted to the handle engage... | 08/19/2003 |
| 6568226 | Rotating-lock closure with traction unit A rotating-lock closure is provided with a traction unit, wherein the closure comprises a housing having a first bearing area for the receiving head of a key to be inserted as well as a second bearing area for the rotating-lock driving support that suppor... | 05/27/2003 |
| 6564603 | Security cam for a cylinder lock A security replacement cam to prevent the unauthorized removal of a lock cylinder from the lock case. The lock cylinder has an activation cam rotatable by a keyed cylinder plug having a cam surface extension that engages a locking means in the locked case... | 05/20/2003 |
| 6539758 | Push-button steering wheel lock A push-button steering wheel lock for attachment to an automobile steering wheel is provided having a housing and a push-button assembly disposed in the housing. The assembly is positioned in either a locked position for securing the steering wheel lock t... | 04/01/2003 |
| 6446475 | Switchlock assembly with snap-in cam A switchlock assembly with snap-in cam for mounting in a panel from the front with the panel cutout being smaller than the cam radius. The switchlock assembly comprises a switch base, a shell, a plug operable by a key, the cam and a latch clip. The latch ... | 09/10/2002 |
| 6257154 | Cabinet having a lock assembly A cabinet includes a top panel, a first side panel, a second side panel, a rear panel, an interior base panel and a door which together define an interior cavity. The cabinet also includes a hinge assembly for hingedly connecting the door to the first sid... | 07/10/2001 |
| 6151936 | Method and apparatus for lock pick kit A lock pick kit and method for opening a padlock without the padlock key, through the use of a conventional drill bit and a pair of specialized tools. The lock pick kit comprises a chisel having a shaft with first and second ends, a chisel handle attached... | 11/28/2000 |
| 6085558 | Lock-cylinder assembly for motor-vehicle door latch A motor-vehicle latch assembly has a door latch displaceable between a locked and unlocked position, a housing forming a seat, a lever pivoted on the housing, and a linkage connected between the lever and the door latch for displacement of the latch betwe... | 07/11/2000 |
| 6038892 | Combination keylock device and securing device A keylock assembly including both a keylock device for locking a door to a chassis frame and a securing device for securing the door to the chassis frame so that the door can be secured to the chassis frame without having to lock the door. The chassis may... | 03/21/2000 |
| 6012311 | Removable core lock A cylindrical "shell and plug" assembly has the plug rotatably received within the shell. The plug has a central rear shaft and an engagement portion thereon. The engagement portion has a pie-shaped stop member and a pie-shaped engagement member. A connec... | 01/11/2000 |
| 5987946 | Lock picking method and apparatus Method and apparatus for non-destructively picking locks which normally are operated by keys, such locks capable of having twisting tumbler pins and sidebars. The method requires that: the pins be raised high in the keyway; the plug be axially bored by a ... | 11/23/1999 |
| 5964111 | Pick-resistant pin-tumbler lock A pick resistant lock assembly has two lock sections which can be opened in two stages separated by time using a single key. Both lock sections share the same multiple stacks of locking pin tumblers which engage the machined depths provided on the key, bu... | 10/12/1999 |
| 5950461 | Lock mechanism structure A lock mechanism structure includes a pair of latches with one end of each latch positioned against a spring and the other end of which are engaged with a rod. A block has a spring urging the block outwardly which in turn urges the latches outwardly to ex... | 09/14/1999 |
| 5816083 | Electronic lock system In one preferred embodiment, an electronic lock, including: an enclosure; a barrel member rotatable between locked and unlocked positions; electronic circuitry disposed within the enclosure; the barrel member including communication apparatus in electrica... | 10/06/1998 |
| 5775147 | Locking device, especially for motor vehicle locking The invention is directed to a locking device with a locking cylinder which is formed of a cylinder guide and a cylinder core which is rotatably supported therein. When the key is withdrawn, the cylinder core is locked with the cylinder guide via spring-l... | 07/07/1998 |
| 5775145 | Lock assembly having a key operated removable plug A lock assembly is provided which includes a shell having a front end, a rear end, and a central bore extending from the front end to the rear end. The lock assembly also includes a key operated plug axially aligned and rotatably and removably disposed wi... | 07/07/1998 |
| 5732580 | Axially disengageable lock for a motor vehicle locking system A motor vehicle door lock or the like comprises a locking mechanism for securing and releasing the door, operated by a lock which is disengageable from the locking mechanism. The disengageable lock comprises a stator, a tubular intermediate sleeve, a roto... | 03/31/1998 |
| 5640864 | Cylinder lock resistible against breaking The cylinder lock according to the present invention comprises a latch 19 movably disposed between the joint position connecting the key cylinder 16 and a driver 18 and the release position disengaging the key cylinder 16 and a driver 18; and a clutch 20 ... | 06/24/1997 |
| 5630331 | Key cylinder automatic returning device for cylinder lock device A cylinder shaft projects from a key cylinder along the center line of a sleeve, and first and second case shafts project from a case. A spring is coiled on the first case shaft, and the cylinder shaft is placed between the first and second case shafts. T... | 05/20/1997 |
| 5337588 | Electronic lock and key system An electronic key and lock system, particularly useful for solenoid-operated locks employs a key that can operate electronically and mechanically. The key is mechanically polarized with its blade forming a first electrical contact and a separate second co... | 08/16/1994 |
