multiple valve

См. также в других словарях:

• Valve — This article is about the flow control device. For the game developer, see Valve Corporation. For the electronic component, see Vacuum tube. For other uses, see Valve (disambiguation). These water valves are operated by handles. A valve is a… …   Wikipedia

• Valve amplifier — A valve amplifier or tube amplifier is a type of electronic amplifier that make use of vacuum tubes instead of solid state semiconductor devices (such as transistors). As any other electronic amplifier they serve to increase the power and/or… …   Wikipedia

• Valve audio amplifier - technical — Circuitry and performance Characteristics of valves Valves are very high input impedance (near infinite in most circuits) and high output impedance devices. They are also high voltage / low current devices.While valves themselves are described… …   Wikipedia

• Valve Hammer Editor — Infobox Software name = Valve Hammer Editor caption = VHE with the map Carousel open. author = developer = Valve released = latest release version = 4.1 latest release date = latest preview version = latest preview date = operating system =… …   Wikipedia

• Valve job — A valve job is an operation which is performed on any four stroke cycle, internal combustion engine, the purpose of which is to clean up the mating surfaces of the poppet valves that control the intake and exhaust of the air/fuel mixture that… …   Wikipedia

• four valve — An engine which has four valves (two intake and two exhaust) for each cylinder. Multiple valve systems offer better breathing …   Dictionary of automotive terms

• Zone valve — A zone valve is a specific type of valve used to control the flow of water or steam in a hydronic heating or cooling system.In the interest of improving efficiency and occupant comfort, such systems are commonly divided up into multiple zones.… …   Wikipedia

• Check valve — Tilting disc inconel check valve …   Wikipedia

• Overhead valve — OHV redirects here. OHV may also refer to Off highway vehicle. Components of a pushrod valve actuation system …   Wikipedia

• Solenoid valve — A solenoid valve is an electromechanical valve for use with liquid or gas. The valve is controlled by an electric current through a solenoid: in the case of a two port valve the flow is switched on or off; in the case of a three port valve, the… …   Wikipedia

• Bjork-Shiley valve — The Bjork Shiley valve is a mechanical heart valve prosthesis. Beginning in 1971, it has been used to replace the aortic or mitral valves. It marks the first example of a successfully used tilting disc valve. It was manufactured first by Shiley… …   Wikipedia