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Document Title |
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7565825 |
Reset cradle for a quick rekey cylinder
A reset cradle with integral reset tool assembly, that automatically positions the lock cylinder, the reset tool assembly, and all associated components, and choreographs the operations that need...
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7278893 |
Combined motorboat transom saver and anti-theft propeller lock device
A combined support and lock device ( 10 ) has a longitudinally extending support portion ( 20 ) and a longitudinally extending lock portion ( 50 ). The support portion ( 20 ) includes a centrally...
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6295725 |
Capping system and method
A method and apparatus for the installation of interchangeable core lock caps that replace the prior art individual cap installation techniques with one that, with in a single highly repeatable...
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6082160 |
Anti-key insertion device
A reminder device attachable to a key ring and engageable with a key shaft to prevent the utilization of the key and thus remind the user of a task to be performed. The device is designed from a...
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6021655 |
Interchangeable core lock repinning apparatus
An all-in one tool usable by the locksmith in servicing of interchangeable core locks, for lock pin removal and decoding, and lock core repinning and recapping. The tool comprises a body having a...
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5670940 |
Electronic lock system with occupancy block
The electric lock system operates to block access to the room when a guest key has been used and the guest is detected as being present in the room. The lock blocks access to hotel staff and...
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5609052 |
Loader and method for loading lock pins
A loader 30 and method of loading lock pins 104 and 112 into the plug portion 100 of a cylindrical lock. The loader 30 includes a body 32 and cover 34. The body 32 has a plurality of pin dispensing...
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5573685 |
Remote control antifreeze device for a vehicle locking unit
A remote control antifreeze device for a vehicle locking unit comprising a housing with an upper end having a bore centrally formed therein. A slot is formed between the bore and top surface...
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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...
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5220152 |
Rechargeable battery powered electrically heated lock thawing device with built-in battery charger
An electrical lock thawing device includes a housing formed from a water-proof rubber material and enclosing a rechargeable battery and an electrical heating element. A switch on the housing is...
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5153410 |
Method and apparatus for heating the cylinder of a vehicle door lock utilizing timing means
A circuit is provided for activating a heating element to deice a lock cylinder of a door system. A handle switch is coupled to a door handle of the door system and is constructed to provide a...
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4927993 |
Locking cylinder heating
A device is disclosed for preventing freezing of locking cylinders, which includes a heat conductive body member with an incandescent bulb removably mounted within an open-top internal recess. A...
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4822976 |
Automobile door lock warmer
An automobile door lock warming device has a housing which surrounds the door lock cylinder on a conventional automobile door lock. A heating element is contained in the housing and also an...
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4777570 |
Illuminated doorknob lock
For an entry door, a doorknob lock set includes an elongated stem which extends through a transverse opening in the door and is rotatable about its longitudinal axis to actuate the door latch....
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4735067 |
Guard member for preventing tampering with combination locks
A guard member for combination locks is provided which is situated under the actuating button to prevent it from being moved to the left or right to reset the combination until the guard member is...
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4732562 |
Device for use in the thawing of frozen door locks
A device for use in thawing frozen car locks comprises a tube (10) of a heat insulating material having a plug support at one end; axial holes through the plug support; a flat, axially projecting...
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4712396 |
Easy to lock deadbolt structure
This invention provides a means for permitting the deadbolt lock, as used on many residential outside doors, to be quickly and conveniently locked, either from the inside or outside, without...
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4689978 |
Side bar wafer lock, an improved spring retainer for said lock, and a method of using said spring retainer in said lock
An improvement in a side bar wafer lock, specifically an improvement in the spring retainer of such a lock, and a method of using the spring retainer in the lock are provided. The improved spring...
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4620430 |
Universal lock plug
A lock assembly of the type including a shell that receives a core having key-operated tumblers that coact with grooves in the shell. A plug having no tumblers replaces the core. The plug is...
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4442341 |
Electric antifreeze heating device for lock cylinders and mounting arrangement therefor
An antifreeze electric heating device for vehicle and housedoor lock cylinders includes an electrically non-conducting pressure body having two transverse wing pairs forming guide grooves for an...
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4426864 |
Cylinder lock
A cylinder lock including a rotor casing formed with a groove and an elongated through-opening, a rotor rotatably received in the rotor casing, tumblers which are respectively formed with...
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4404826 |
Keeper device for door lock
A keeper device for a door lock which is composed of a channel form member having a web right angularly bent from the main web plane and a pair of flanges extending oppositely from the web and...
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4383425 |
Safety device for combination locks
Safety devices are provided for use with combination locks of the type which permit the combination of the lock to be changed from the faceplate of the lock by manipulation of the same actuator...
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4349722 |
Moisture protection and drainage arrangement for motor vehicle closure locks
A lock for vehicle closures or flaps, especially doors, trunk lids and fuel tank caps or lids, wherein the cylinder of the lock includes a drain opening in the lower part thereof which communicates...
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4328693 |
Electrically actuated lock
The present invention relates to an electrically actuated lock of the type comprising a rotor pivoting in a body and capable of being locked in relation to the said body by locking members...
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4304548 |
Sesame frozen lock opener
The present invention is directed to a device for opening frozen locks on a motor vehicle, padlock or any locking mechanism which is subject to the elements. The device according to the present...
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4303825 |
Portable electric heating device for thawing motor vehicle door locks
A compact portable device energizable from a motor vehicle battery for thawing frozen motor vehicle door locks includes an electrically heated thawing stick sized for insertion into the keyhole of...
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4277962 |
Device for blocking key passage of a lock
The invention relates to a device for blocking the key passage of a lock. The device can be utilized as a supplemental security, permitting the use of the lock only after a specific condition has...
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4247753 |
Battery operated electric heating device for thawing frozen locks
A battery operated portable thawing device for frozen locks has an electrically heated thawing stick sized for insertion into the key hole of a frozen lock. The stick is thinner than the lock key...
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4238943 |
Dead bolt lock accessory
A device for mounting on the inside of doors employing a dead bolt lock to cause the lock to be opened from the outside with a key but only after turning the key to the right and to the left a...
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4227386 |
Lock
A safety or "dead-bolt" lock includes a lockably releasable sliding bolt assembly of a first magnetic polarity. The keeper element, which is adapted to be mounted on to a jamb is of a second or...
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4186578 |
Tamper preventing lock
A tamper preventing tumbler lock which provides an alarm signal or prevents lock activation when any electrically conductive object, such as a pick or the like, is inserted in the keyway. The lock...
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4170886 |
Numerical combination replacement for cylinder locks
A replacement housing and plug adapted to substitute a key-operated housing, plug and tumblers in an existing tumbler lock without extensive modification of an existing installation in a door,...
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4170120 |
Simulated dead bolt lock for deterring burglars
This apparatus simulates the appearance of an actual dead bolt lock. When installed, the simulated dead bolt lock discourages would-be vandals from attempting to break into homes or businesses. The...
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4159838 |
Door latch bolt locking device
A door latch bolt locking device for use with a latch bolt having a transverse groove or kerf in its top surface and which will positively prevent the withdrawal of the latch bolt. The device...
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4148202 |
Detector lock assembly
A detector lock assembly comprising a cylinder body having a spaced apart front and rear end with a bore therein extending along an axis and a plug rotatable in the bore on the axis with means...
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4129020 |
Vehicular trunk lock replacement plate
A plate is affixable to the body of an automotive vehicle over a hole in the trunk of the vehicle for replacing the trunk lock of the vehicle. The plate has a central aperture formed therethrough...
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4084417 |
Simulated deadlock for doors
A simulated deadlock for doors simulates and has the physical form of only that portion of a genuine deadlock which extends beyond the outer or exposed plane of the door. The simulation comprises a...
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4080810 |
Rimlatch to deadbolt lock converter accessory
A formed block of metal, plasic, or other suitable material, shaped to adhesively abutt the bevelled face of the bolt of a springlatch door lock, changing it from prism to rectangular shaped...
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4064721 |
Security lock for dead-bolt door locks
A security locking device for dead-bolt door locks which is distinguished by a shroud that encompasses and grips the dead-bolt actuator at the inside of the door, and is rotatably mounted in a base...
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4058995 |
Lock de-icer
A telescoping hollow tube provides means for channeling warm human breath onto a frozen lock. The warm breath thaws the lock. When not in use, the tube telescopes to a small size for easy portability.
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4036040 |
Remote control device for key actuated systems
A remote starting device for key actuated ignition systems comprising a key holder, a body member, an adjustable arm and a flexible line. The key holder and arm are secured to opposite ends of the...
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4025740 |
Anti-theft safety device for an automobile vehicle
An anti-theft safety device for an automobile vehicle comprising a lock having a rotatable barrel cooperating with a key which has a cylindrical body and is provided with a driver of non-circular...
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3973422 |
Defroster key case
A key case which includes a battery and a coil disposed in coaxial relationship with respect to a swivel pin for carrying keys. A switch selectively connects the battery and the coil for heating of...
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3967481 |
Detector cylinder
A detector cylinder is used in a door lock and includes a cylinder body having a plug bore therein and having one or more pin bores in the body opening into the plug bore. A plug is rotatable in...
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3747378 |
COMBINATION LOCK AND FUEL CUT-OFF VALVE APPARATUS
An improved conbination lock and fuel cut-off apparatus to control fuel flow. A valve body is positioned in the fuel input line blocking the flow of fuel. The body is movable by a control wire...
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3724245 |
IGNITION LOCK
A starting switch for a motor vehicle. The switch has a rotary key-operated barrel for energizing the conventional starting motor solenoid switch and has an ignition switch element which is closed...
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3724246 |
SAFETY LOCK
Herein described is a safety locking device including an aperture extending through a portion of the locking knob which is displaced offset from the rotational center thereof, and which is aligned...
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3719821 |
ILLUMINATED ATTACHMENT FOR A LOCK-EQUIPPED DOOR KNOB
An attachment to fit over a door knob provided with a key hole in the center, the attachment including means for selectively holding it to the door knob with security against unauthorized removal....
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3685036 |
ALARM TYPE DOOR LOCK
An alarm type door lock wherein a cylinder lock is provided with a pair of axially aligned separately rotatable cylinder lock plugs for simultaneously receiving a single key, and switch means is...
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