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| (n.) A T-shaped handle assembly which may be lockable. |
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| (n.) A strike whose lip spans the middle portion (but not the full height) of the strike. |
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| (adj.) Of or pertaining to a knob, lever or other device to open a door, which conveys a special sense of touch; typically used as a warning to the visually impaired of danger on the other side of the door. |
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| (n.) An actuator attached to the rear of the cylinder, parallel to the plug, typically used on rim, key-in-knob or special application cylinders. |
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| (n.) The part of a lever lock bolt that is relieved to allow the key to enter and move the bolt. |
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| (n.) Any one of several screws or nuts which have a specialized head, requiring a special-access tool for removal. |
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| (n.) A sensor that signals when someone attempts to access the mechanism of a security device. |
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| (abb.) Transmission Control Protocol |
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| (n.) The system networks use to communicate with one another. |
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| (n.) The bolt of a locking device which extends and retracts by successive overlapping sections. |
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| (n.) A steering column adjustable for length. |
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| (n.) A pattern used to mark cutout locations for hardware installation. |
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| (n.) A hinge with dimensions, hole locations and tolerances which conform to ANSI standard A156.7 |
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| (n.) A tool used to apply torque to a lock bolt or cylinder plug while attempting picking. |
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| (n. pl.) The total possible number of different combinations available for a specific cylinder or lock mechanism. |
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| (n.) An instrument, used for cutting with a pure oxygen feed, that uses itself and the material being cut as fuel. |
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| (n.) A relocking device which is activated by heat. |
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| (n.) A rose with an internally threaded ferrule. |
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| (n.) A process wherein key bittings are obtained by using the cut possibilities in three columns of the key bitting array. |
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| (n.) A master key for all combinations obtained by progressing three bitting positions. |
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| (n.) A self-latching device designed to latch a door at the top, bottom and edge. |
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| (n.) The cut made into a key to bypass a throat ward. |
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| (n.) An obstruction formed in a lock's case or horn at the point of key entry, which prevents key rotation. |
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| (n.) The distance a bolt or latch projects from the faceplate or case of a lock in the extended position. |
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| (n.) An intermediate actuator which engages the rear of the plug to transfer motion to a cam, tailpiece or other actuator. |
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| (n.) Restraints designed to lock on the thumbs. |
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| (n.) A projection of metal on a key bow which serves as a tactile means of orienting a non reversible key for correct lock insertion. |
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| (n.) A lock with a thumbpiece to actuate the latch. |
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| (n.) A actuator which can be turned by thumb and forefinger. |
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| (n.) A cylinder with a turn knob rather than a keyway and tumbler mechanism. |
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| (n.) A generally flat, projecting latch actuator found above a grip handle and depressed by the thumb. |
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| (n.) A steering column design which permits vertical adjustment of the steering wheel. |
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| (n. and adj.) A feature which prevents operation until a set amount of time has elapsed. Activation normally begins when access, egress or other unlocking is desired. |
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| (n.) A lock that has a mechanism for preventing unlocking until a specific amount of time has passed. |
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| (n.) A secondary device which prevents movement of a bolt or boltworks until a set amount of time has elapsed. The device is normally set or activated at the time of locking. |
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| (n.) The engagement or positioning of an assembly of internal parts so as to produce the desired sequence of engagement during operation. |
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| (n.) The portion of the key which enters the keyway first. |
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| (n.) A type of stop located at or near the tip of the key. |
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| (n.) A key bow and shank that uses a detachable end with a bit (s) on it. |
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| (n.) A U.L. rating given to a container whose door has been tested against forcible entry, with common hand tools, for a period of 15 man minutes. |
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| (n.) A U.L. rating given to a container whose door has been tested against forcible entry, with common hand tools and/or abrasive cutting wheels and power saws, for a period of 30 man minutes. |
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| (abb.) Top Master Key |
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| (n.) That part of the shackle, which may be removed from the padlock body. |
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| (n.) A pivoting one-piece stop works activator. |
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| (n.) A self-contained electronic key. |
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| (n.) The deviation allowed from a given dimension. |
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| (n.) A telephone communication device, normally activated by an alarm, that uses a series of tones to dial a predetermined number. |
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| (n.) Surface application of a door closer body directly to the header. |
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| (n.) The highest level master key in a master key system. |
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| (n.) The bitted edge of a single bitted key. |
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| (n.) Usually a cylindrical shaped tumbler, usually flat on both ends and installed directly under the spring in the pin stack. |
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| (n.) A process used to obtain key bittings in a master key system wherein bittings of change keys differ from those of the top master key in all bitting positions. |
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(n.) 1. An exit device actuator with a paddle shape.
(n.) 2. A remote door opener activator, typically electric or electronic, which facilitates handicap access. |
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| (n.) The bitting surface of a sidewinder key. |
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| (n.) The door face farthest from the strike side of the jamb when the door is open. |
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| (n.) A surface mounted latch, typically having an actuator operated by a long pole or an attached pull chain. |
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| (n.) A safe handle that has 3 extensions off the main hub. |
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| (adj.) Referring to a three point locking system usually found on round door safes. |
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| (n.) A lock which requires successful operation of one or more moving panels, concealed buttons, etc., often in addition to normal operation by key and/or combination. |
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| (n.) Exposed components of a lockset or latchset, which allow operation, enhance appearance or provide protection. |
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| (n.) The decorative and functional assembly, which covers the inside surface of a vehicle, door. |
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| (n.) A spindle with three wedge shaped bars which spread to grip the inside of the knob shank when the knob set screw is tightened. |
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| (n.) A U.L. rating given to a container when it has been tested against forcible entry, on all six sides, with common hand tools and/or abrasive cutting wheels, power saws, and oxy-fuel gas cutting or welding torch for a period of 15 man minutes. |
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| (n.) A U.L. rating given to a container where the door has been tested against forcible entry with common hand tools and/or abrasive cutting wheels, power saws, and oxy-fuel gas cutting or welding torch for a period of 30 man minutes. |
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| (n.) A U.L. rating given to a container when it has been tested against forcible entry, on all six sides, with common hand tools and/or abrasive cutting wheels, power saws, and oxy-fuel gas cutting or welding torch for a period of 30 man minutes. |
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| (n.) A U.L. rating given to a container where the door has been tested against forcible entry with common hand tools and/or abrasive cutting wheels, power saws, and oxy-fuel gas cutting or welding torch for a period of 60 man minutes. |
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(n.) 1. A hinged strap with a staple or a lock at the end that mates with a receptacle in the trunk.
(n.) 2. A lock designed to secure the trunk of an automobile. |
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| (n.) The part of a lever lock that accepts the key and stabilizes it, typically a single piece or an assembly consisting of some combination of a nose, guide and foot. |
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| (n.) A manipulation key which is usually part of a set, used for a specific series, keyway, and/or brand of lock. |
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(abb.) 1. Transistor Transistor Logic
(abb.) 2. Time To Live |
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| (n.) A hollow structure attached to the outside of a combination lock for enclosing the spindle between the lock case and the dial. |
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| (n.) A key with a tubular blade. The key cuts are made into the end of the blade, around its circumference. |
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| (n.) A cylinder whose tumblers are arranged in a circle and which is operated by a tubular key. |
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| (n.) a bored lockset whose latch or bolt locking mechanism is contained in the component installed into the edge bore. |
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| (n.) A pick designed to operate a tubular key lock. |
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| (n.) A movable obstruction of varying size and configuration in a lock or cylinder which makes direct contact with the key or another tumbler and prevents an incorrect key or torque device from activating the lock or other mechanism. |
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| (n.) 1. Tumblers are small objects, usually made of metal that move within a block cylinder in ways that obstruct a lock’s operation until an authorized key or combination moves them into alignment. Provides more security that a ward lock. Different type of tumbler locks are: Lever Tumbler Locks, Disc Tumbler Locks and Pin Tumbler Locks. |
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| (n.) A position within a lock designed to accept a tumbler pack, it typically includes a tumbler post and a spring rest. |
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| (n.) A complete set of lever tumblers for a given lock. |
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| (n.) A rod mounted in a lever lock, upon which the pivoting ends of the tumblers are in turn mounted. |
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| (n.) A thin spacer placed between lever tumblers to reduce friction. |
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| (n.) Any spring which acts directly on a tumbler. |
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| (n.) A lock, latch or exit device part which is contacted to achieve the normal operation. It may be a knob, lever or thumb turn. |
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| (n.) A disk shaped component with a cam actuated by a thumb turn, normally used in a mortise lock. |
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| (n.) A pin tumbler which must rotate to a specific position to allow plug rotation. |
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| (n.) A process wherein key bittings are obtained by using the cut possibilities in two columns of the key bitting array. |
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| (n.) A master key for all combinations obtained by progressing two bitting positions. |
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| (n.) A lock with two bolts which are thrown and withdrawn simultaneously, often in more than one direction. |
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| (n.) A progression using a two increment difference between bittings of a given position. |
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| (n.) A U.L. rating given to a container where the door has been tested against forcible entry with common hand tools and/or abrasive cutting wheels, power saws, and oxy-fuel gas cutting or welding torch and may further include nitroglycerin or other high explosives for a period of 60 man minutes. The total quantity of explosives employed may not exceed 8 ounces. Not more than 4 ounces is to be used in a single charge. |
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| (n.) A UL rating given to an electronic combination lock able to withstand 20 man-hours of expert manipulation as well as other specifications as listed in UL 2058. |
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| (n.) A UL rating given to an electronic combination lock able to withstand 20 man-hours of expert manipulation as well as other specifications as listed in UL 2058. The lock also meets U.S. Federal Specifications FF-L-2740. |
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| (n.) A UL rating given to an electronic combination lock able to withstand specifications as listed in UL 2058. |
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