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| (n.) The set of tumblers in a lever tumbler or combination lock. |
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| (n.) Material used to provide sealing between chambers of a door closer. |
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| (n.) A detachable and portable lock with a shackle which locks into its case. |
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| (n.) A fixture typically of flat material or material bent at a 90 degree angle, with a hole to receive the shackle of a padlock. Usually used in pairs. |
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| (n.) The three-pin master key for all combinations listed on a page in the standard progression format. |
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| (n.) Any switching device in an alarm system designed to be activated by a person in a panic situation. It creates an immediate alarm condition. |
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(adj.) 1. Of or pertaining to a keyway with one or more wards on each side projecting beyond the vertical center line of the keyway to hinder picking.
(adj.) 2. Of or pertaining to a key blank made to enter such a keyway. |
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| (n.) A type of door closer and/or closer mounting which leaves the arm generally parallel to the door face when closed. |
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| (n.) The property of being either even or odd, as the depth number of a bitting in a combination, or the possible progressives in a given position of a two step progression. |
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| (n.) The collective description of the parities of a group of bitting positions in a two step progression, typically expressed in an even/odd sequence, e.g. EOOEEO. |
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| (n.) A latchset. |
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(n.) 1. Something, such as a master key, that permits one to pass or go at will.
(n.) 2. Key that secures entrance everywhere. |
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| (n.) A device used to detect motion by detecting changes in heat. |
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| (n.) A device that places its bolts only upon attack to the safe or lock. |
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(n.) 1. A key for opening more locks than one; a master key.
(n.) 2. Key that secures entrance everywhere. |
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| (n.) A specific keyway which is sold without restriction by a lock maker, but which retains patent protection against non-original key blank makers. |
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(n.) 1. An original key kept on file to use in a key duplicating machine when additional keys are required.
(n.) 2. Any key which is used in a key duplicating machine to create a duplicate key. |
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| (n.) The cam of certain automotive cylinders. |
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| (n.) A mortise cylinder of 3/4” diameter. |
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| (v.) To destructively attack a safe by removing or partially removing the sheet metal of the door front or the outer surface of one of the other sides. |
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| (n.) A small lens or opening which allows a limited view through a door. |
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| (n.) A combination wheel with multiple holes within its diameter for mounting the fly. |
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| (n.) A series of numbers and/or letters associated with a particular individual as a means of identification. |
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| (n.) A detection device actuated by abrupt changes in light. |
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(n.) 1. A tool or instrument, other than the specifically designed key, made for the purpose of manipulating tumblers in a lock or cylinder into the locked or unlocked position through the keyway, without obvious damage.
(v.) 2. To manipulate tumblers in a keyed lock mechanism through the keyway, without obvious damage, by means other than the specifically designed key. |
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| (n.) A machine designed to impact all of the bottom pins of a pin tumbler lock at exactly the same time and thereby bounce the top pins beyond the shear line. |
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| (n.) A type of manipulation key, cut or modified to operate a lock or cylinder. |
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(n.) 1. A lock mounted in a vertical support member, typically of a vehicle or furniture.
(obsolete) 2. A lock mounted on a vehicle door. |
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| (v.) To install pin tumblers into a cylinder and/or cylinder plug. |
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| (abb.) Personal Identification Number |
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| (n.) The corresponding hole drilled into the cylinder shell and/or plug to accept the pin(s) and spring. |
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| (n.) A type of keying kit for a pin tumbler mechanism. |
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| (n.) All the tumblers in a given pin chamber. |
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| (n.) The measurement of a pin stack, often expressed in units of the lock manufacturer’s increment or as an actual dimension. |
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| (n.) A type of padlock that requires pushing the key inward to disengage the shackle after insertion of the key creates a shear line. |
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| (n.) Usually a cylindrical shaped tumbler. Three types are normally used: bottom pin, master pin and top pin. |
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| (n. pl.) A tool used in handling tumblers and springs. |
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| (n.) A holding fixture which assists in the loading of tumblers into a cylinder or cylinder plug. |
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| (n.) A numerical diagram which indicates the sizes and order of installation of the various pins into a cylinder. The sizes are usually indicated by a manufacturer's reference number which equals the quantity of increments a tumbler represents. |
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| (n.) A file with a cross section that resembles a pip, or apple seed. |
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| (abb.) Passive Infra-Red |
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| (n.) Lock trim which serves as a pull and is generally perpendicular to the door at its top mount, then bends and tapers to its bottom mount. |
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| (n.) A hinge with a fixed pin and knuckle, forming a single joint. |
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| (n.) Tool that uses electricity and air pressure to cut various metals. |
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| (n.) The part of a cylinder which contains the keyway, with tumbler chambers usually corresponding to those in the cylinder shell. |
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| (n.) A tool used to allow removal of the cylinder plug while retaining the top pins, springs, and/or other components within the shell. |
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| (n.) A holding fixture which assists in the loading of tumblers into a cylinder plug. |
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| (n.) The cylinder component which secures the plug in the shell. |
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| (n.) A tool which is designed to rotate a picked cylinder plug so quickly in the desired direction that it cannot lock during its rotation. |
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| (n.) Any of various spring loaded locks or cylinders which move in or out to accomplish a locking function. |
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| (n.) A door which opens by sliding into a hollow wall. |
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| (n.) An electric strike which does not require a face cut in the door jam, yet allows operation of the boltwork of the door lock, often by manipulating the locking and deadlatching portions via end pressure. |
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| (n.) A hole designed to allow tools to poke into or through it, generally for accessing a retainer. |
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| (n.) A plunger lock usually used on vending machines to prevent operation of a T handle. |
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| (n.) A method of master keying typical of certain binary type disc tumbler key-in-knob looks and of magnetic and dimple key cylinders. Of all possible tumbler positions within a cylinder, only a limited number contain active tumblers. The locations of these active tumblers are rotated among all possible positions to generate key changes. Higher level keys must have more cuts or magnets than lower level keys. |
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| (n.) The condition of a door being secured such that manual operation of the latch or bolt mechanism must occur before it may be opened. |
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| (n.) The condition brought about when a key cut which is too high forces its tumbler into the locking position. This type of locking does not rely on gravity or spring pressure. |
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| (n.) The portion of a bit key between the tip and the shoulder, to which the bit(s) is attached. |
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(n.) 1. A part of a lock that serves as a guide for a barrel key and prevents entry of a non-barrel key.
(n.) 2. The center bearing surface of a mechanical combination lock on which the wheels rotate. |
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| (n.) Electrically or electro-pneumatically operated locks. |
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| (n.) A battery with a special configuration designed for use in a specific product. |
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| (n. pl.) The total number of usable different combinations available for a specific cylinder or lock mechanism. |
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| (n.) A lock designed to be installed into a cutout in the edge of a door. The lock body and most or all of its trim need no further assembly other than securing it to the door. |
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(n.) 1. The location and dimensions of the cut out(s) and reinforcing in a door or frame required to accept a piece of hardware.
(v.) 2. To prepare a door or frame for installation of a lock or other hardware. |
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| (n.) A type of guard key for a safe deposit box lock with only one keyway. It must be turned once and withdrawn before the renter's key will unlock the unit. |
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| (n.) A key, which operates the ignition, lock on a vehicle. It may or may not also operate some or all the other locks on the vehicle. |
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| (n.) A key which operates an SKD cylinder. |
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| (n.) A cylinder with a usually uniform cross section, which slides into place and usually is held by a mounting screw. It is typically used in mortise locks of non-U.S. manufacture. |
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| (n.) A stationary pin placed in the plug of a pin tumbler lock to act as a ward to produce a keyway. |
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| (v.) To select possible key bittings, usually in numerical order, from the key bitting array. |
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(n.) 1. A logical sequence of selecting possible key bittings, usually in numerical order from the key bitting array.
(n.) 2. A system of generating keys with different cut combinations for unknown positions, when a partial bitting is known. |
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| (n.) A list of combinations to consider when fitting keys to a lock with only a partial bitting known, typically arranged to minimize the number of key blanks needed. |
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| (n.) A listing of the key bitting possibilities available in one bitting position as displayed in a column of the key bitting array. |
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| (n.) A bitting list of change keys and master keys arranged in sequence of progression. |
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| (n.) Any bitting position which is progressed rather than held constant. |
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| (adj.) Of or pertaining to a keyway and key section assigned exclusively to one end user by the lock manufacturer. It may also be protected by law from duplication. |
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| (n.) A physical key that affords legal remedies against duplication. |
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| (abb.) “Proficiency Registration Program”; a locksmith certification program administered by ALOA. |
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| (n.) Any parcel of land essentially open to the outside air and permanently appropriated to the public for public use and having a clear width and height of not less than 10 ft. |
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| (n.) Trim for gripping to apply pulling force to a door. |
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| (n.) A generally flat and commonly rectangular trim with an attached handle for pulling open a door. |
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| (n.) A type of keeper which is shaped to operate with the radiused contour of a Pullman latch. |
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| (n.) A type of latch which pivots like a hinge and whose locking side is radiused. |
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| (n.) A telephone communication device, normally activated by an alarm, that uses electrical pulses to dial a predetermined number. |
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| (n.) A spindle that is shouldered or tapered inward to prevent it from being driven into or through the mechanism. |
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| (n.) A self contained lock with controls that must be pressed in a specific pattern or sequence to open the lock. |
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| (n.) A padlock whose shackle is released by full insertion of the key into the lock. |
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| (n.) A generally flat and commonly rectangular trim mounted for hand contact to push open a door. |
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