A device for controlling the passage of fluid through a pipe or duct, esp. an automatic device allowing movement in one direction only
A cylindrical mechanism in a brass instrument that, when depressed or turned, admits air into different sections of tubing and so extends the range of available notes
A membranous fold in a hollow organ or tubular structure, such as a blood vessel or the digestive tract, that maintains the flow of the contents in one direction by closing in response to any pressure from reverse flow
Each of the halves of the hinged shell of a bivalve mollusk or brachiopod, or of the parts of the compound shell of a barnacle
Each of the halves or sections into which a dry fruit (esp. a pod or capsule) dehisces
a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it
device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone
control consisting of a mechanical device for controlling the flow of a fluid
the entire one-piece shell of a snail and certain other molluscs
one of the paired hinged shells of certain molluscs and of brachiopods
(valved) (of brass instruments) having valves
A valve is a device that regulates the flow of a fluid (gases, liquids, fluidized solids, or slurries) by opening, closing, or partially obstructing various passageways. Valves are technically pipe fittings, but are usually discussed as a separate category. ...
Valve Corporation is an American video game development and digital distribution company based in Bellevue, Washington, U.S. that was founded in 1996, and made famous by its first product, Half-Life, which was released in November 1998, and by its distribution software, Steam. ...
A heart valve normally allows blood to flow through it in only one direction. There are four in a mammalian heart and they determine the pathway of blood flow through the heart. A heart valve opens or closes depending on the different pressures on each side of it.
Valve is an anatomical term applied to the shell of mollusks. Although in theory any mollusk shell can be termed a "valve", the word is now most commonly applied to members of two classes of mollusks: the Bivalvia (clams) and the Polyplacophora (chitons), in other words, to those mollusks whose ...
A brass instrument is a musical instrument whose sound is produced by sympathetic vibration of air in a tubular resonator in sympathy with the vibration of the player's lips. Brass instruments are also called labrosones, literally meaning "lip-vibrated instruments".
(The Valves) The Valves were one of the early punk groups from Edinburgh, Scotland. The band, chronicled in Henrik Poulsen's book '', featured Dave Robertson as Dee Robot on vocals, G. Dair / Teddy Dair aka Gordon Dair on drums, Gordon Scott or Pada'' on bass guitar and Ronnie Mackinnon on guitar.
A device that controls the flow of a gas or fluid through a pipe; A device that admits fuel and air into the cylinder of an internal combustion engine, or one that allows combustion gases to exit; One or more membranous partitions, flaps, or folds, which permit the passage of the contents of a ...
(Valves) Device that controls the flow of liquid or gas through or from a pipe. Types of plumbing valves are: compression valves, ball valves, sleeve-cartridge valves, ceramic disc valves and more.
Valves allow for the control and shut-off of water. Hose bib type valves allow for draining, T handled valves allow for water shut off during service of your pack. When they are up, they’re open, down, is closed. ...
(the heart valves are tricuspid, pulmonic, mitral, and aortic) - the "doors" between the chambers of the heart.
(Valves) Many overhead-cam engines, particularly multi-valve models, are described by the total number of intake and exhaust valves in the cylinder head. A 24-valve V-6 engine would have four valves per cylinder: two intake and two exhaust valves. ...
(valves) Flaps of connective tissue located between the heart chambers and in the veins and lymph vessels, that prevent blood from flowing backwards in the heart or veins.
(Valves) (of a vein).....................A membrane inside the vein that prevents backflow of blood.
(Valves) A manual or electric irrigation device used to control the flow of water. It is used in conjunction with a Irrigation Controller
(Valves) A term that refers to a series of shims either for the compression or the rebound damping.
(Valves) Control how much water a zone receives, either manually or by an electrical timer. They can also be used to turn off your system if there is an emergency. There are several types of valves, each with their own unique installation and function. ...
(Valves) Devices with passages for directing flow into alternate paths or to prevent flow.
(Valves) The means by which an inflatable product is inflated and deflated. A valve is attached to the tube and can be repaired or replaced with the use of special tools.