key lock switch

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• Key (lock) — A cut key A key is an instrument that is used to operate a lock. A typical key consists of two parts: the blade, which slides into the keyway of the lock and distinguishes between different keys, and the bow, which is left protruding so that… …   Wikipedia

• Key — 1. n. & v. n. (pl. keys) 1 an instrument, usu. of metal, for moving the bolt of a lock forwards or backwards to lock or unlock. 2 a similar implement for operating a switch in the form of a lock. 3 an instrument for grasping screws, pegs, nuts,… …   Useful english dictionary

• key — 1. n. & v. n. (pl. keys) 1 an instrument, usu. of metal, for moving the bolt of a lock forwards or backwards to lock or unlock. 2 a similar implement for operating a switch in the form of a lock. 3 an instrument for grasping screws, pegs, nuts,… …   Useful english dictionary

• key — key1 noun (plural keys) 1》 a small piece of shaped metal with incisions cut to fit the wards of a particular lock, which is inserted into the lock and rotated to open or close it or to operate a switch.     ↘an instrument for grasping and turning …   English new terms dictionary

• key — I. noun Etymology: Middle English, from Old English cǣg; akin to Old Frisian kēi key Date: before 12th century 1. a. a usually metal instrument by which the bolt of a lock is turned b. any of various devices having the form or function of such a… …   New Collegiate Dictionary

• key switch —   n.    a switch operated by a keyed lock mechanism, which may be an integral part of the switch assembly …   Locksmith dictionary

• lock key — noun Any of certain keys of a computer keyboard that switch between certain states and are represented by LEDs …   Wiktionary

• Windows key — The Windows key or Windows logo key (in short WinKey, Start key, or rarely Flag key, Go To Key (Canada), or Menu Key) is a keyboard key originally introduced for the Windows 95 operating system. On keyboards lacking a Windows key, Ctrl+Esc can… …   Wikipedia

• Scroll lock — is a key (often with an associated status light) on most modern computer keyboards. The behavior of the key depends on the particular software in use. The scroll lock key is a remnant from the original IBM PC keyboard. In the original design,… …   Wikipedia

• Break key — Break/Pause key on PC keyboard The origins of the break key on a computer keyboard go back to telegraph practices. A standard telegraph key has a built in knife switch that can be used to short the key s contacts. When the key was not in use,… …   Wikipedia

• Option key — The Option key may be labeled Alt, or Option, or both, and sometimes the symbol. The Option key is a modifier key present on Apple keyboards. It is located between the Control key and Command key on a typical Mac keyboard. There are two option… …   Wikipedia