ground plug

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• Plug valve — Plug valves [American Petroleum Institute Standards: API 6D Pipeline Valves ; API STD 599 Metal Plug Valves ] are valves with cylindrical or conically tapered plugs which can be rotated inside the valve body to control flow through the valve. The …   Wikipedia

• ground — ground, imp. & p. p. of {Grind}. [1913 Webster] {ground cock}, a cock, the plug of which is ground into its seat, as distinguished from a compression cock. Knight.{Ground glass}, glass the transparency of which has been destroyed by having its… …   The Collaborative International Dictionary of English

• ground cock — ground ground, imp. & p. p. of {Grind}. [1913 Webster] {ground cock}, a cock, the plug of which is ground into its seat, as distinguished from a compression cock. Knight.{Ground glass}, glass the transparency of which has been destroyed by having …   The Collaborative International Dictionary of English

• Ground glass — ground ground, imp. & p. p. of {Grind}. [1913 Webster] {ground cock}, a cock, the plug of which is ground into its seat, as distinguished from a compression cock. Knight.{Ground glass}, glass the transparency of which has been destroyed by having …   The Collaborative International Dictionary of English

• Ground joint — ground ground, imp. & p. p. of {Grind}. [1913 Webster] {ground cock}, a cock, the plug of which is ground into its seat, as distinguished from a compression cock. Knight.{Ground glass}, glass the transparency of which has been destroyed by having …   The Collaborative International Dictionary of English

• Ground and neutral — For uses of the term ground or earth in electricity but not in the context of mains wiring, see ground (electricity). Since the neutral point of an electrical supply system is often connected to earth ground, ground and neutral are closely… …   Wikipedia

• Plug door — A plug door is a door designed to hold higher pressure on the side it opens to the shape of the plug door (typically like a slice of a wedge base) prevents it from being opened when there s a difference in pressure across the door.Non plug doors… …   Wikipedia

• Plug Label — Infobox record label name = Plug Label image bg = parent = founded = 2003 founder = Mike Kim defunct = distributor = Independent genre = country = United States location = San Francisco, United States url = [http://www.pluglabel.com/ Official… …   Wikipedia

• Ground (electricity) — In electrical engineering, ground or earth may be the reference point in an electrical circuit from which other voltages are measured, or a common return path for electric current, or a direct physical connection to the Earth. A typical earthing… …   Wikipedia

• ground — [[t]gra͟ʊnd[/t]] ♦ grounds, grounding, grounded 1) N SING: the N The ground is the surface of the earth. Forty or fifty women were sitting cross legged on the ground... We slid down the roof and dropped to the ground. ● PHRASE Something that is… …   English dictionary

• Ground loop (electricity) — In an electrical system, a ground loop usually refers to a current, generally unwanted, in a conductor connecting two points that are supposed to be at the same potential, often ground, but are actually at different potentials. Ground loops… …   Wikipedia