Matches 1 - 50 out of 64 1 2 >
Match Document Document Title
7591159 Ignition switch device  
An ignition switch device is provided with a switch having a key hole, and capable of being rotationally operated in a predetermined direction with an ignition key inserted to start and stop the...
7581423 Protective cover for a lock  
A protective cover for a keyway disposed on an end surface of a lock is provided. A housing is adapted to be assembled over the lock end surface. The housing includes an opening that surrounds the...
7441430 Device for opening a locked door or drawer  
A device for opening a locked door or drawer, which device comprises; a) means for facilitating the insertion of a key into a lock; and b) means for rotating said key when inserted.
7392675 Slot mechanism and smart ignition system  
A slot mechanism having an accommodation space into which an insertion object is inserted through a slot. The slot mechanism includes a shutter located in the accommodation space. The shutter is...
7140214 Electro-mechanical cylinder lock-key combination with optical code  
An electromechanical cylinder lock-key combination includes a cylinder housing and a cylinder core rotatably arranged in the cylinder housing and having a key-way for receiving a key. A plurality...
6935147 Key with indicator and retractable shield  
The key with a lock-unlock indicator is operable with a complementary lock set. The key has a body and an elongated key stem extending therefrom. A toggle bar is pivotally mounted or disposed on...
6912881 Security reversible key and locking system  
The security reversible key with an assigned cylinder (Z) has a blocking groove (BN) with a coded blocking depth (B 1 , B 2 , B 3 ), which runs parallel to the axis of the key (x) from the tip of...
6843517 Manually lockable motor-vehicle power latch  
A motor-vehicle door latch has a lever displaceable between a locked position in which the latch is locked and an unlocked position in which the latch is unlocked and a plate carrying the latch and...
6843084 Storage compartment security system  
A security system for a storage container including a latch assembly disposed on an interior side of a door for latching the door in a closed position with the storage container. A plurality of...
6782723 Flexible shackle lock with a replaceable shackle and a replaceable lock core  
A shackle lock includes a lock casing, a lock core received in the lock casing, and a shackle unit which has first and second shackle connecting members extendible into first and second shackle...
6550298 Lockset keyway cover-up mechanism  
A lockset keyway cover-up mechanism is composed of a rotor, a retainer, a bushing, magnetic pins and springs adapted with a key, which is provided with an unlocking part containing multiples of...
6539762 Device for receiving and holding an identification provider, such as an electronic key, especially for an ignition-starter switch  
The inventive device comprises a seat which is situated in the device housing and which is provided for the insertion of an identification provider. A holding element located inside the seat...
6370929 Apparatus for insertion of a key therein  
An apparatus for insertion of a key therein substantially prevents foreign matter from entering into a key insertion hole, and even if foreign matter does enter into the key insertion hole,...
6209369 Key actuated exterior cam lock  
The present invention provides a key actuated cam lock. The cam lock has a corrosion resistant metal cap. A weather resistant plug cap is rotatably mounted in the corrosion resistant metal cap. The...
6035680 Combination key lock for a vehicle  
A combination key lock for a vehicle lock cylinder having a keyhole including two flanges, each having a throughbore, integrally disposed on either side of the keyhole. The throughbores receive the...
5986563 Digitally programmable protecting means and a key for mechanical rotary locking devices  
A digitally programmable protecting mechanism and a programmable key for a mechanical rotary lock for providing enhanced protection and enabling user to change mechanical and electronic security...
5946957 Keyhole shutter structure  
A keyhole-shutter structure includes a cylindrical protector block. An upper portion of the protector block includes an approximately square housing portion. A shutter plate is fitted in the...
5916282 Switch cabinet door lock  
The invention relates to a catch for a door, especially a switchboard door, with a lock plate which can be secured to the door and bears a door lock and a bolt cover guided adjustably on the lock...
5823025 Lock system with a lock-out safety device for wheeled vehicles  
A lock for a motorcycle has a generally U-shaped construction. The open end of the U is slipped over the brake rotor of the front wheel or the sprocket of the rear wheel of the motorcycle. A bolt...
5819569 Lock with changeable warding positions  
A lock with changeable warding positions wherein a rotationally indexable warding member selectively enables one of a multiple of keys for operation of the lock.
5737948 Access control system  
An access control system for preventing access to underlying fasteners, and otherwise preventing tampering with the underlying control panel. A base plate is affixed to a base that is fastened to...
5680095 Security apparatus  
A security apparatus for buildings, vehicles and the like includes a switch mounted adjacent to a closure access member. A housing mounted adjacent to the closure access member receives a member...
5467624 Dust shutter assembly for locks  
An improved dust shutter assembly for locks includes a floating hinge point which decreases the amount of axial key force that is necessary to overcome the spring bias in the dust shutter...
5410898 Lock device capable of activating an electrical anti-theft system  
A lock device includes a lock body with a lock shell, a key plug received in the lock shell, and an anti-dusting cover assembly secured on a front end of the lock shell. The key plug has a front...
5388435 Lock  
To prevent the unauthorized unlocking of van doors equipped with safety rod locks, the lever of the safety rod lock is held to the door by a retainer clip. The retainer clip has an extending tongue...
5309743 Door unlocking device  
An object of this invention is to provide a door unlocking device adapted unlock a door by transmitting a signal in the air through a signal transmitter, which can unlock the door even when the...
5307658 Key cylinder device  
An object of this invention is to provide a key cylinder device which is simple in structure and is able to positively detect the presence or absence of the key. In a key cylinder device, a key...
5195342 Cylinder guard  
An access cover plate is secured to a door by tamper-proof fasteners. A hole in the cover plate is concentric with a cylinder lock keyhole and provides access for the key and actuation of the...
4884424 Mortise cylinder lock guard  
A mortise cylinder lock guard for providing protection to a mortise cylinder lock when installed in a door includes a collar for situating between a front face of the lock and the door and...
4881391 Movable cover device for an automobile lock  
A movable cover device for an automobile lock, comprising a plate supporting the lock operating actuator and fixed to a wall of an automobile compartment, and a cover pivoted on the plate, the...
4843853 Tamperproof lock for vending machines  
Apparatus for securely locking the cabinet of a vending machine to prevent unauthorized access to the coin box and/or product being vended. The cabinet comprises a box-like housing having an access...
4838059 Combined cover and attaching means for concealing a deadbolt lock  
A hinged cover encloses a projecting portion of a deadbolt lock, the projecting portion having a keyhole therein. The cover includes two shells, each having an inwardly directed flange thereon. By...
4773242 Lock cylinder cover with time delay closure  
A deck lid latch has a rotatable clock cylinder accessible through an escutcheon having a pivotally mounted cover. A detent is effective upon movement of the cover to the open position to hold the...
4732024 Lock with security cylinder and extended key  
A security lock for a door or other closure in which it is desired to control access therethrough. More specifically, the invention relates to the addition of a tube rigidly affixed to a lock...
4723428 Cylinder lock with cover  
A cylinder lock with a cover that is held open with first and second engaging members during the time that a key is inserted in the lock. The lock further includes a mechanism for disabling the...
4696173 Vehicle steering wheel and shift lever guard  
A vehicle protective guard with an arm and a carrier member which in assembled relation encircles the housing of a steering column. When assembled a stop on the arm underlies the transmission shift...
4674308 Lock cover mechanism  
A cover mechanism for covering a lock, having a key opening, on a lock support surface includes a cover plate which may be pivoted between a closed position in which the key opening of the lock is...
4665728 Strap to cover ignition lock cylinder  
A strap to cover an ignition lock cylinder is provided and consists of a hollow housing having a lockable cover pivoted thereon to encompass the ignition lock cylinder. The housing is secured to a...
4631938 Accessory locking device for a doorknob having a keyhole therein  
The accessory locking device including hingedly connected shells having confrontable flanges that have convexly curved outer surface portions, each flange having a notch therein. A keeper tube has...
4587817 High security internal locking system  
A locking system that consists of two locking mechanisms protected by a dl resistive shutter plate. The shutter plate can be rotated to expose a first lock which when unlocked allows it to be...
4490998 Tamper-resistant lock assembly  
A tamper-resistant lock assembly includes a pair of cooperating keyway guard plates, each of which has a keyway formed therethrough. The guard plates are laterally displaceable relative to one...
4426859 Anti-theft auto lock  
Disclosed is an auto anti-theft ignition switch lock for preventing unauthorized access to the ignition switch which is mounted on the steering column of most conventional automobiles. The ignition...
4418551 Vending machine security cage  
The cash box of a vending machine is protected by a heavy steel door or pair of doors which are locked across the front of the juke box covering the cash box, the door or doors being mounted on a...
4350032 Vending machine lock security cover  
A security cover is provided for the lock boxes of vending machine doors and the like wherein a bracket is mounted around the keyway and a closure is hinged to the bracket such that it will swing...
4227388 Security covering box  
A protective box for providing a secure covering for a closure device, such as a lock, bolt, or the like. The protective box includes a housing having a rear wall which has an opening therein for...
4142390 Double safety latch for trailer doors  
A double safety latch includes a housing with first and second lock means carried thereby. The second lock means is mounted in axial alignment behind the first lock means in the housing with...
4113291 Security locking system  
A combination door handle and security locking system in which the conventional door latch is actuated by turning the five-sided head of an operating shaft with a special socket wrench. A hinge...
4107967 Access-limiting apparatus  
Access-limiting apparatus comprising a body through which an access passageway is formed. A second passageway is formed in the body at a position intersecting the access passageway and a lock plate...
4077241 Locking arrangement  
A tamper-resistant locking arrangement is provided by positioning a pair of key-actuated cylinder locks in coaxial relationship within a housing. One of the locks is adapted to be selectively...
4073165 Locking device for keyholes  
A locking device comprised of a base plate secured about a keyhole and a cover plate pivotally disclosed thereon including locking means which can be disposed in aligned openings in the plates to...
Matches 1 - 50 out of 64 1 2 >