Locksmith Guide Leeds

Locksmith Terms – Locksmiths Leeds

Related terms along with their meanings locksmith glossary section here.

Access Control – any barrier or device, either natural or manufactured, that limits or prohibits, free or unlimited access

Access Control Cylinder – a substitute to get a mechanical cylinder which incorporates electronic access control and allows the initial host lock to operate without additional wiring or hardware modifications

Access Control Key Fob – any device besides an important built to allow a token for use and continued an important ring

Active Leaf Door – the only door of the pair which the active or locking hardware is mounted

Actuator – a computer device, usually associated with a cylinder, which, when activated, might cause a lock mechanism to work

After Hours Depository – a secure locker or safe where pieces of value could be left away from hours

Alarm System – a method of electrical and/or electronic components which detect and report dangers, for example fire or intrusion

Anti Strike Plate – A device fitted on to the door or frame to avoid the bolt or latch from being attacked.

Architectural Hardware – describes all fittings to your door, window or house. Such as – correspondence box, house numbers, handles, door knobs, hinges etc

Attack Resistant – design qualities of the creation that render brute force physical defeat methods less capable or ineffective

Automatic Closing – pertaining to your door which is designed with a door closer, or another device to shut it without manual intervention. Frequently present in Life Safety and fire code requirements.

Automatic deadbolt – a deadbolt built to extend itself fully when the door is closed

Auxillary Lock – any lock set up in addition to the primary lock set


Back Plate – a thin part of metal, usually which has a concave portion, used in combination with machine screws to fasten some kinds of cylinders to your door

Back Check – the resistance furnished by a door closer as being a door is opened

Back Set – the distance involving the centre of the cross-bore and also the bolt edge of the door or drawer

Ball Catch – a latch which uses spring pressure to push a ball bearing in to a recess in their strike

Barrel Bolt – a surface mounted slide bolt which has a cylindrical shape

Barrel Key – a form of bit key which has a hole drilled to the shank through the tip

Bell Box (sounder box) – the protective enclosure to get a bell or another alarm sounding device

Bicycle Padlock – a padlock with sufficient shackle clearance to secure a bicycle

Bike Lock – A lock designed specifically lock a bike. modern bike locks use tough metals that prevent hack sawing.

BI Fold Door – a door with several teams of hinges, the additional set(s) allows the door with an accordion action when opened

Biometric Lock – of or pertaining to your lock which has a hybrid mechanism, part of the mechanism identifies an actual attribute for example finger print, voice print, etc. while another part can be a mechanical mechanism

Bit – the part of the key which may serve as the blade, usually to use in the warded or lever tumbler lock

Bit Height – a measurement through the post of the bit key outward to the end with the bit

Bit Key – an important with more than one projecting bits

Bit Thickness – a measurement with the bit derived from one of side to the other side

Bit Width – as inserted in to a lock, a measurement through the leading edge to the trailing edge of the bit

Bitting Depth – the depth of the cut which is made to the blade of an important

Bitting Position – the positioning of an important cut

Blade – the percentage of an important which may support the cuts and/or millings

Blank – an uncut key

Body – the part of the lock assembly into which all the operating components are mounted, see also case

Bolt – any movable projection which blocks the movement of just one object in accordance with another

Bow – the percentage of the true secret which serves as being a grip or handle

Bow Stop – a form of stop located near the true secret bow

Bow to Tip – a specification that a bitting combination is recorded starting in the bow and proceeding to the tip

Bullet Lock – a lock used mostly on shutters. Once the lock has been inserted into its housing it locks automatically. only unlocked with an important. Widely used in the UK on shop fronts.

Bump Key – a lock picking key with uniform steeples between cuts that is certainly forced further to the lock via impact

Burglar Alarm – a method built to detect and report conditions, which may indicate intrusion or attempted intrusion

Burglar Resistant – of or pertaining to your security container built to resist forcible entry to get a specified period of your time based on the rating with the container

Button Know – the knob in an important-in-knob lock which includes a push or turn button

Bypass Key – the true secret which operates an important override cylinder

Bypass Tool – a computer device that neutralizes the protection of the locking device, or its application hardware, often taking advantage of the design weakness


Cam – a lock or cylinder component which transfers the rotational motion of an important or cylinder plug to the bolt works of the lock 2. the bolt of the cam lock

Cam Lock – a whole locking assembly in the form of the cylinder whose cam could be the actual locking bolt

Card Access System – an access control system that utilizes a controlled security card because credential

Card Holder – you to whom a card has been issued

Card Reader – a computer device which interprets coding resident on or even in cards

case – the housing or body of the lock

Case Cover – the portion of the lock case which is built to be removable to permit access to the mechanism

Casement Window – a window which has a sash which pivots or swings to spread out

Case Ward – any ward directly that come with or projecting from a lock case

Catch – any device that holds a door closed and may be released by simply pushing or pulling on the door

CCW – Counter Clockwise

Central Locking – an area suitable for the express purpose of processing status signals for multiple alarm systems

Combination – the group of numbers which represent the bitting of an important and/or the tumblers of the lock or cylinder

Combination Lock – a lock which is operated by local input of the specific series or sequence of numbers or letters

Combination Wheel – a wheel type tumbler in the combination lock

Contact Point – the region on them with the drive cam gate that this lever nose makes contact with. Most locks have a very left contact point along with a right contact point.

Contact Switch – electrical, magnetic or mechanical device that creates a circuit(s) to spread out or closed depending on the application

contactless Smart Card – a card, conforming to the physical characteristics specified in ISO 7813 & 10536, which contains more than one integrated circuits and does not use contacts to acquire power and invite interface to external equipment

Cupboard Latch – a latching mechanism typically surface mounted to the outside of cabinet doors or drawers

Cut Edge – the part of the key blade which contains the cuts

Cut Key – an important which has been bitted or cut to suit a lock

Cylinder – a whole operating unit which usually consists with the plug shell, tumblers, springs, plug retainer, a cam/tailpiece or another actuating device, and all sorts of other necessary operating parts

Cylinder Guard – a protective cylinder mounting device

Cylinder Key – a diverse generic term including almost all keys for pin and disc tumbler locks

Cylinder Lock – any lock that is certainly operated by the cylinder key

Cylindrical Lock Set – a bored lock set whose latch or bolt locking mechanism is within the portion installed from the cross-bore


Deadbolt – a bolt, which requires a deliberate action to extend, and which resists end pressure in the unlocking direction when fully extended

Deadlock – a lock which incorporates a deadbolt

Deadlocking – related to any feature which, when fully engaged, resists attempts to move the latch or bolt in the unlocking direction through direct pressure

Deadlocking Latch – a latchbolt which has a deadlocking mechanism

Decode – to determine an important combination by physical measurement of an important and/or cylinder parts

Degree of Rotation – a specification for the angle where a cut is made into an important blade as referenced through the perpendicular; e.g., right (R or 2), left (L or 1) or center (= perpendicular) (C). This specification is usually used for some high security keys.

Delayed Action Closer – one which has a specfic hold-open interval before moves a door toward the latching position

Dimple Key – an important whose cuts are drilled or milled into its blade surfaces. The cuts normally tend not to customize the blade silhouette.

Door Closer – a computer device built to regulate the closing of the door automatically by various means

Door Puller – something built to open a safe deposit box by forcibly pulling the door and damaging the lock

Door Viewer – a computer device with more than one lenses, mounted in the door at eye level, allowing a fixed view

through a door

Double Bitted Key – an important typically bitted on two opposite surfaces

Double Locking – of or pertaining to your lock with more than one bolts with various functions, typically a latch along with a deadbolt

Double Throw Bolt – a deadbolt which has two distinct extended positions, because both versions are deadlocked

Drawback Lock or Latch – a latch/lock whose latch is disengaged by pushing or pulling an actuator toward the hinge side with the jamb

Drill Point – the complete measurement with the location employed to drill a locked up container to effect an opening

Dummy – related to any type of non-active device requested for aesthetic purposes

Duplicate Key – any key reproduced from a pattern key

Dust Cover – a computer device built to prevent foreign matter from entering a mechanism through the true secret-way


Electric Strike – an electro-mechanical strike, which secures or releases the latch via applied current

Electronic Access Control – access control that utilizes electricity

Emergency Code – within an electronic lock, a factory-set or user-set code or combination which will open the lock a predetermined quantity of times

Emergency escape mechanism – an exit device to get a vault

Engineers Key – a selective master key which is employed by maintenance personnel to work many locks under different master keys in a method of three or higher amounts of keying

Entry/Exit Delay – a burglar or access control feature allowing a specific time lapse involving the activation of the switch and also the activation of the secondary component

Escutcheon – a surface mounted trim which reinforces the looks and/or security of the lock installation

Espagnolette – a top and bottom locking system with hooks at either end which rotate to draw in a door or window fully closed

Exit Device – a door lock/latch mechanism which releases in the direction of exit travel using a bar or panel extending across the major width of the door

Exit Door – 1. a door which has no provision for ingress, 2. a door which fills some or all the code requirement for safe egress with the occupant load from a building or portion of the building

Extractor Key – something which normally removes part of the two-piece key or blocking device from an important-way


Face Plate – the finished, removable plate which provides coverage for leading of some locks

Factory Original Key – the cut key furnished by the lock manufacturer to get a lock or cylinder

Fail Safe – an element of the security device built to release, for safety purposes, throughout a power loss

Fail Secure – an element of the security device built to remain locks for security purposes throughout a power loss

Finish – a material, coloring and/or texturing specification

Fire Alarm – a method built to detect and report conditions, which may indicate presence of the fire

Fire Door – a door constructed to deliver a specific a higher level fire protection

Fire Door assembly – any combination of the fire door, frame, hardware and other accessories, that together provides a specific a higher level fire protection to the opening

Fire Exit Hardware – exit devices, which may legally be installed, burning down doors. Distinguished using their company exit devices given it:

1.is labeled for both fire and panic and;

2.has no way of locking the latch in the retracted position

Fireman’s Key – an important employed to override normal operation of elevators, bringing them to the ground floor

First Generation Key – an important that was duplicated by using a factory original key or a code original key as being a


Floor Safe – a burglar alarm container suitable for mounting below floor level with all the top surface flush with all the finished floor

Flush Bolt – a non-keyed deadbolt, which has a one piece escutcheon/faceplate, typically mounted flush to door surfaces

Forced Entry – entry or bypass techniques which leave obvious damage to the lock or enclosure

French Doors – some double doors composed of many small glass panes and narrow stiles


Garage Door Lock – a rim lock mechanism designed to use by using an overhead door, which mechanism includes a spring loaded bolt which automatically locks the door’s bolt mechanism

Gate – a notch cut to the edge of the tumbler to simply accept fencing or sidebar

Grand Master Key System – an expert key system containing exactly three amounts of keying

Great Grand master Key System – an expert key system containing exactly four amounts of keying


Handed – related to hardware which is manufactured limited to application on doors which has a specific orientation

Handle Set – a whole lock or latch assembly which incorporates a pitcher handle

Hard Plate – a tempered barrier placed involving the lock and also the outside of the safe to inhibit drilling

Hasp – a hinged metal strap built to be passed more than a staple and secured in place

High Security Cylinder – a cylinder which provides a better a higher level resistance to drilling or another types of forcible entry and more than one with the following: picking, impressioning, or key duplication

High Security Key – a lock operating device which provides additional defense against its duplication, and/or provides integral features precluding bypass/neutralization of the lock

Hold Open – a function of self latching hardware allowing a lock to get set in the non-latching mode. A function of the door closer, or separate hardware device, allowing the door to get retained within an open position

Hold Back – a function of some self latching locks allowing selective retention with the bolt to prevent latching when the door is closed

Hollow Metal Door – typically a door made from sheet metal on all surfaces and lightly reinforced making it rigid

Hook Bolt – a lock bolt shaped in the general outline of the hook. Normally utilized on sliding doors or where spreading with the frame and door can be a possible attack.

Hybrid Locking System – a locking system which derives its security from several different technologies operated by the same input one device, e.g. mechanical/electronic, mechanical/magnetic, etc.


Jamb – the vertical components of the door frame

Jimmy – “to jimmy” a door is to spread out it by way of force.


KA – Keyed alike

KD – keyed different

Keep – recess a bolt or latch with sit in when lock is locked.

Key – a correctly combinated device which is, or most closely resembles, the device specifically intended by the lock manufacturer to work the attached lock

Key Blank – any material manufactured to the proper size and configuration allowing entry to the key-way of the specific locking device and may then be bitted to get an operating key for the device

Key Cabinet – a cabinet with hooks, velcro, or another means built to store keys systematically

Key Coding machine – an important machine suitable for the creation of code keys. It may or might not also serve as being a duplicating machine.

Key Cut Profile – the shape of an important cut, like the cut angle and also the out root shape

Key Duplication Machine – an important machine which is built to make copies from a pattern key

Key Extractor – something designed to use to remove a broken or stuck key from a lock

Key Gauge – a usually flat device which has a cutaway portion indexed which has a given list of depth or spacing specifications. It is employed to help determine the blend of an important.

Key Holder – you to whom an important has been issued

Key in Knob Cylinder – a cylinder utilized in an important-in-knob lock set

Key in Knob Lock Set – any lock set with an important operated cylinder in more than one knobs

Key Lock – related to a computer device operated by the mechanical key, instead of combination, electronics, etc.

Key Machine – any machine built to cut keys, See also “key coding machine” and “key duplicating machine.”

Key Manipulation – manipulation of an incorrect input order to work a lock or cylinder

Key Override – 1. a provision allowing interruption or circumvention of normal operation of the combination lock or electrical device

Key override – 2. adj. of or related to this type of provision, as in “key override cylinder”

Keyed Alike – of or related to several looks or cylinders which may have or are to have similar combination. They may or might not be part of the keying system

Keyed Different – of or pertaining to your group of locks or cylinders, all of which is or is to get combinated differently through the others. They may or might not be part of the keying system.

Keyed Random – of or pertaining to your cylinder or group of cylinders selected from a limited inventory of different key changes. Duplicate bittings may occur.

Key Hole – the opening by which a non-cylinder key must pass to get in a lock

Key Way – 1. the opening in the lock or cylinder which is shaped to simply accept key bit or blade of the proper configuration

Key Way – 2. the complete cross sectional configuration of an important-way as viewed through the front. It is not necessarily similar to the true secret section.

Kick Plate – a protective plate mounted on the bottom of the door to prevent damage to minimize damage to the door


Laminated Paldock – a padlock whose case is constructed of separate plates usually riveted together

Latch – a mechanical or magnetic door fastener which could automatically keep a door, gate, etc., closed

Latch – 2. v. engagement of the latch when a door, gate, etc. is pushed or pulled closed

Latch Bolt – a spring actuated bolt, normally with more than one beveled surfaces, which, when aligned with all the strike, engages it automatically

Latch Guard – a plate or blend of interlocking pieces built to block access to the edge of the latch when the door is shut

Leaf – 1.One half or section of the hinge 2. One door in the list of double doors 3. One section of the multiple section door

Lever – an element in the mortice lock. usually 5 lever in the UK insurance approved mortice lock, a few levers in internal mortice locks. known collectively as being a “lever pack”

Lock – any device which prevents access or use by requiring special knowledge or equipment

Lock Bumping – a picking technique that utilizes a configured key forcefully impacted to the key-way

Lock-in – of or pertaining to your combination lock that is certainly inoperable because the last number of the combination is defined in the forbidden zone

Lock Out – any situation when the normal operation of the lock or cylinder is prevented

lock Set – a locking device, filled with trim, mounting hardware and strike

Locksmith – someone with all the knowledge and capacity to select, install, service and bypass all the aspects of a power or mechanical lock


Magnetic Contact – a power switch activated by magnetic attraction or repulsion

Magnetic Latch – a latch which uses magnetic force to be engaged with its strike

Magnetic Stripe – a thin layer of cloth consisting of oriented ferromagnetic oxide particles held together by the resin binder and bonded to your non-magnetic surface for example paper or plastic

Manipulate – a dialling process typically used in combination with combination locks to determine operational status with the lock, potential combinations or attempt to free the mechanism

Manipulation – a opening method for mechanical combination locks which uses the tolerances of the lock to determine an opening combination.

Manipulation Proof – a mix lock with features built to prevent determining the mix without physical attack

Manufacturer Reset Code – within an electronic lock, a factory-set or user-set code or combination which will restore the factory default settings

Master Blank – an important blank used in the complementary key-way lock, which merely the master key combination is intended to get cut

Master Code – within an electronic lock, a factory-set or user-set combination that really must be used before programming the lock

Master Disc – a special disc tumbler with multiple gates to get a sidebar, see also “master pin” #1, see also “stepped tumbler”.

Master Key – 1. an important which operates all the master keyed locks or cylinders in the group, each lock or cylinder usually operated by its change key

Master Key 2 v. to combinate a group of locks or cylinders so that each is

operated by its change key in addition to by the master key for the entire group, 3. n. an automotive key which

operates all or most locks on the vehicle its keep is another valet key employed

Master Key System – 1. any keying arrangement containing several amounts of keying

Master Key System – 2. a keying arrangement containing exactly two amounts of keying

Master Keyed – 1. of or pertaining to your cylinder or group of cylinders which are or are to get combinated in order that all could be operated by their particular change key(s) by additional key(s) called master key(s) 2. a warded lock whose warding has been built to allow different hierarchies of keys to work

Metal Besk Lock – a cabinet lock which has a vertically sliding bolt located in the rear with the cylinder

Milling Cutter – an important machine cutter with relatively coarse pitch teeth as opposed to your rotary file cutter

Mis-cut – of or related to an important which has been cut incorrectly 2. n. a mis-cut key

MK – master key

MK’d – master keyed

Mortise – 1. v. to get ready by removing stock material through the edge of the door, drawer, frame or opening to generate a recess allowing the flush fit or insetting of relevant lock or another hardware, 2. n. the cavity prepared by mortising, 3. adj. of or pertaining to your locking device built to fit in the mortise preparation

Mortise Cylinder – a threaded cylinder typically utilized in mortise locks of American manufacture

Mortise Exit Device – an exit device suitable for mortise installation

Mortice Lock Set – a lock set the case of which is built to fit in the mortise in the edge of the door or drawer

Motion Alarm Lock – a burglar alarm locking device which audibly alerts upon sensing motion

Movement – a mechanical, electronic or electro-mechanical timer, built to inhibit a final unlocking of the combination lock or timelock

MP – manipulation proof

MR – manipulation resistant

MS – maximum security

MPL – Multi point lock, as utilized on UPVC doors in the UK. a lock containing more than one bolt which are thrown and withdrawn simultaneously, often in more than one direction

Mushroom Pin – a pin tumbler, usually a top pin, which resembles a mushroom. It is usually employed to increase pick resistance


Neck – (of key) 1. the portion of the bit key involving the shoulder and also the bit(s) 2. the portion of the cylinder key involving the shoulder and also the bow

Negative Locking – locking achieved solely by spring pressure or gravity which prevents an important cut too deeply from operating a lock or cylinder

Night Latch – a rim mounted auxiliary latch bolt

Non Handed – related to hardware that is certainly manufactured in the way, allowing installation on doors of the orientation without requiring modification or adjustment to allow for the door orientation

Non Original Key Blank – any key blank besides an original

Non Removable Key – an important containing more than one cuts into it which trap the true secret in the lock upon insertion

Non Reversible – door hardware whose hand can not be changed in the field


Original Key Blank – an important blank supplied by the lock manufacturer to suit that manufacturer’s specific product

Overhead Concealed Closer – a better suitable for installation away from view in the door header area

Overhead Stop – a door stop which contacts the door close to the top

Overlifting – 1. a picking technique by using a blank key to boost the tumblers to the top of the true secret-way

Overlifting – 2. a lock defeat process that utilizes a comb attack to bypass the normal locking combination

Overlifting – 3. a method that moves a spring loaded tumbler past the operating point

Override Code – within an electronic lock, a factory-set or user-set combination which will always open the lock

Override Combination – in certain locks which has a user changeable combination, an additional combination allowing access at all times. It is normally factory set and may not be field changeable.


Paddle Handle – a form of actuator which is relatively flat and operates the mechanism when pivoted by using an axis near one end

Padlock – a detachable and portable lock which has a shackle which locks into its case

Panic Button – any switching device within an self-protection system built to be activated by the person in the panic situation. It creates an instantaneous alarm condition

Paracentric – 1. of or related to an important-way with more than one wards on them projecting past the vertical centre distinctive line of the true secret-way to hinder picking 2. of or related to an important blank made to get in such an important-way

Parallel Arm – a form of door closer and/or closer mounting which leaves the arm generally parallel to the door face when closed

Passage Set – a latch set

Passive anti theft system – an RFID home alarm system employed by Ford which enables the vehicle’s ignition system when a correctly recognized transponder secret’s validated

Passive Inferred Device – a computer device employed to detect motion by detecting modifications in heat

Passive re Locking Device – a computer device that places its bolts only upon attack to the safe or lock

Patented Unrestricted key-way – a specific key-way which is sold without restriction by the lock maker, but which retains patent protection against non-original key blank makers

Pattern Key – 1. an original key continued file to utilize in an important duplicating machine when additional keys are essential,

Pattern Key – 2. any key which is utilized in an important duplicating machine to generate a duplicate key

Peep Hole – a smaller lens or opening allowing a fixed view through a door

PIN – personal identification number, some numbers and/or letters associated which has a particular individual as being a way of identification

Pick – 1. something or instrument, besides the specifically designed key, made for the purpose of manipulating tumblers in the lock or cylinder to the locked or unlocked position through the true secret-way, without obvious damage.

Pick – 2. to manipulate tumblers in the keyed lock mechanism through the true secret-way, without obvious damage, by means besides the specifically designed key

Pick Gun – a product built to impact all with the bottom pins of the pin tumbler lock at the identical time and thereby bounce the superior pins past the shear line

Pick Key – a form of manipulation key, cut or modified to work a lock or cylinder

Pin – to install pin tumblers in to a cylinder and/or cylinder plug, see also “pin tumbler

Pin Chamber – the attached hole drilled to the cylinder shell and/or plug to simply accept the pin(s) and spring

Pin Change – a mix lock that will need manually relocating the fly(s) to change a mix

Pin Kit – a form of keying kit to get a pin tumbler mechanism

PIR – Passive infer-red

Plug – the part of the cylinder which contains the true secret way, with tumbler chambers usually corresponding to those in the cylinder shell

Plug Follower – something used to permit removal with the cylinder plug while retaining the superior pins, springs, and/or another components inside shell

Plug Holder – a holding fixture that helps in the loading of tumblers in to a cylinder plug

Plug Retainer – the cylinder component which secures the plug in the shell

Plug Spinner – something which rotates a picked cylinder plug so quickly in the desired direction who’s cannot lock during its rotation

Pull Handle – trim for gripping to apply pulling force to your door

Push Plate – a generally flat and commonly rectangular trim mounted for hand contact to push open a door

Push Button Lock – a self contained lock with controls that really must be pressed in the specific pattern or sequence to spread out the lock


Rake – a picking technique that attempts to use quick withdrawal with the pick to set the tumblers

Random Master Keying – any undesirable process employed to master key which uses unrelated keys to create a method

Ratchet Lock – any lock which incorporates a ratchet device allowing locking in more than one position

Rated – of or pertaining to your product’s compliance with more than one recognized standards for example UL.

Read – to decode a lock combination visually without disassembly with the lock or cylinder

Reader – a computer device used within an access control system to interrogate an electronic, magnetic or optical form of credential

Reference Position – normally a numerical designation to get a tumbler position within a lock or a cut position on an important, typically counted through the stop

Rekey – to customize the existing combination of the cylinder or lock

Relocking Device – any device intended to prevent normal opening of the safe as being a result of an attack, 2 types are usually used, internal and external

Remote Release – a mechanism for permitting the unlocking of the lock device far away through the device

Removable Core – one whose design limits its installation to more than one specific kinds of housing or shell from a given manufacturer

Removable Cylinder – a cylinder which could be removed from a locking device by an important and/or tool

Removable Shackle – referring to your form of padlock which is unlocked by removing the shackle through the case

Repin – to replace pin tumblers, with or without changing the prevailing combination

Reset Code – within an electronic lock, a factory-set or user-set code or combination which will restore all factory default settings except the current reset code and also the audit trail

Restricted – of or related to an important-way and corresponding key blank whose sale and/or distribution is bound by the lock manufacturer in order to reduce unauthorized key proliferation

Reverse Key-Way – an important-way shape that can be a mirror image of another

Reverse Strike – a strike used for rim mounted hardware utilized on reverse bevel doors

Reversible – related to hardware that is certainly manufactured in the way, allowing field assembly or adjustment to allow for installation on doors with various orientations

Reversible Key – a usually symmetrical key which may be inserted in any event up to work a lock

RF – Radio frequency

RFID – Radio frequency identification

RH – Right hand

Rim Cylinder – a cylinder typically used in combination with surface applied locks and attached which has a back plate and machine screws. It includes a tail piece to actuate the lock mechanism

Rim Lock – a lock or latch typically mounted on the surface of the door or drawer

Rose – a usually circular escutcheon


Safe – a substantial, secure container with varying levels of security and/or fire resistance, employed to store valuables against fire or theft

Safe Deposit – a typically key accessed container that will need dual key operation, usually located within a vault

Safe Deposit Function – an operational characteristic of the lock which requires two separate keys working in tandem to spread out the lock

Safe Deposit Lock – a lock that typically requires two separate keys to access a container

Safe Door – that portion of the safe employed to gain access to the contents with the safe in the normal day by day manner

Sash Lock – a form of door or window lock

SDB – Safe deposit box

Second Generation Duplicate – an important reproduced from a first generation duplicate

Self Closing – related to doors or covers which have a very continuous force applied in the closing direction

Semi Automatic Key Machine – a product capable of duplicating keys with limited manual operations

Service Code – within an electronic lock, a factory set or user set code or combination which will open the lock one


Shackle – 1. the part of the padlock, which passes through an opening within an object or fits around an object and it is ultimately locked to the case 2. the portion of the restraint which fits throughout the wrist, ankle, neck, waist or thumb

Shank – 1 the part of the bit key involving the bow and also the stop; or, if there is no shoulder stop, the part involving the bow and also the near side with the bit, 2. an inferior diameter portion of the knob that is certainly positioned involving the larger portion with the knob and also the rose or the door surface

Sheer Line – an area in the cylinder where specific tumbler surfaces have to be aligned, removing obstruction(s) which prevented the plug from moving

Shim – 1. n. a thin part of material employed to unlock the cylinder plug through the shell by separating the pin tumblers in the shear line, individually 2. v. to unlock a cylinder plug from its shell by by using a shim

Shoulder – a projection from an important that could be any key stop besides some advice stop, see also “bow stop”. Some shoulders on keys serve no functional purpose.

Shoulder Stop – one that serves as being a stop and position the true secret in the lock or cylinder

Shrouded Shackle – a shackle which is protected from cutting or tampering by design or by the use of secondary shields Simple latch – a non-deadlocking latch

Simultaneous Retraction – an element allowing retraction of both deadbolt and latchbolt in the same operation

Skeleton Key – any non-cylinder key whose bit, blade, and/or post is cut away enough to permit it to get in and turn in locks with various ward arrangements

Slim Jim – a narrow strip of spring steel employed to bypass the cylinder and unlock vehicle doors

Spindle – a factor which transfers rotary motion from outside a lock or latch case to a inner mechanism

Split Spindle – a multi-piece spindle allowing a knob or lever to get set up on merely one side of the door

Strike – a bolt receptacle typically mounted in the door jamb or the floor

Strike Reinforcer – a metal plate mounted behind a strike, using long screws to secure it to the door frame.


Tail Piece – an actuator attached to the rear with the cylinder, parallel to the plug, typically utilized on rim, key-in-knob or special application cylinders

Talon – the part of the lever lock bolt that is certainly relieved to permit the true secret to get in and move the bolt.

Tamper Resistant Fastener – any one of several screws or nuts which have a very specialized head, requiring a special access tool for removal

Tamper Switch – a sensor that signals when someone attempts to access the mechanism of the security device

TCP/IP – it networks use to talk with one another

Template – a pattern employed to mark cutout locations for hardware installation

Thermal Lance – a guitar, used for cutting which has a pure oxygen feed, that utilizes itself and also the material being cut as fuel

Throw – the distance a bolt or latch projects through the faceplate or case of the lock in the extended position

Thumb Turn – a lock which has a thumb piece to actuate the latch, a actuator which could be turned by thumb and forefinger

Thumbturn Cylinder – a cylinder which has a turn knob as opposed to an important-way and tumbler mechanism

Time Delay – an element which prevents operation until a set amount of your time has elapsed. Activation normally begins when access, egress or another unlocking is desired.

Time Delay Lock – a lock which has a mechanism for preventing unlocking until a specific amount of your time has passed

Tow (of the shackle) – that part of the shackle, which may be removed through the padlock body

Tolerance – the deviation allowed from a given dimension

Touch Bar – a form of exit device actuator which typically will not pivot and retracts the bolt which has a minimum of pressure

Touch Pad – 1. an exit device actuator which has a paddle shape 2. an online door opener activator, typically electric or electronic, which facilitates handicap access

2 in 1 Pick – something built to open lever locks where bolt pressure and lever manipulation are applied simultaneously


Un Combinated – 1. of or pertaining to your cylinder which is or is to get supplied without keys, tumblers and springs 2. of or pertaining to your lock, cylinder or input which the mix will not be set

Under Lifting – a method that moves a spring loaded tumbler to your point short with the operating point out form a shear line

USB Key – a hardware key associated with a USB port


Valet Key – an automotive key that operates all locks except storage compartments, on the vehicle its keep can also be an expert key to work all locks

VATS – Vehicle Anti-Theft System

VATS Key – an important for a lot of General Motors vehicles which contains a resistor chip that really must be qualified by the vehicle in order to run


Wafer Tumbler – 1. an appartment tumbler which have to be drawn to the cylinder plug by the proper key in order that none of its extremities extends to the shell 2. an appartment, usually rectangular tumbler which has a gate which have to be aligned which has a sidebar by the proper key

Walk in Vault – a vault which has a man door and open living area inside

Wall Vault/Safe – a safe set up in a wall in order that only the door along with a frame is visible

Ward – a usually stationary obstruction in the lock or cylinder which prevents the entry and/or operation of an incorrect key

Ward Cut – an alteration of an important allowing it to bypass a ward

Warded – having more than one wards

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