make-up valve

См. также в других словарях:

• Valve oil — is a lubricant for valves of brass instruments. It is typically comprised mostly of mineral oil with a small amount of other ingredients. Use of valve oil Besides lubricating the moving parts of the valve, valve oil provides corrosion protection… …   Wikipedia

• valve´like´ — valve «valv», noun, verb, valved, valv|ing. –n. 1. a movable part that controls the flow of a liquid or gas through a pipe or out of an enclosed space by opening or closing the passage. A faucet contains a valve. 2. a part of the body that works… …   Useful english dictionary

• valve — [valv] n. [ME, a door leaf < L valva, leaf of a folding door, akin to volvere, to roll: see WALK; VALVE senses 3, 4, 8 < ModL valva < L] 1. Archaic either of the halves of a double door or any of the leaves of a folding door 2. a gate… …   English World dictionary

• Valve Anti-Cheat — Valve Anti Cheat, abbreviated to VAC, is a proprietary anti cheat solution developed and maintained by Valve Corporation as a component of the Steam platform. Although predating Steam, VAC has been fully adapted to its network and, since the… …   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 — 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 RF amplifier — A valve RF amplifier (UK and Aus.) or tube amplifier (U.S.), is a device for electrically amplifying the power of an electrical , typically (but not exclusively) radio frequency signals.Low to medium power valve amplifiers for frequencies below… …   Wikipedia

• Valve guide — In most types of reciprocating engines, a valve guide is provided for each poppet valve in the cylinder head. Along with the valve spring, it serves to positively locate the valve so that it may make proper contact with the valve seat. A valve… …   Wikipedia

• Valve transmitters — Most high power transmitter amplifiers are of valve construction because of the high power required.Anode circuitsSince valves are designed to operate with much higher resistive loads than solid state devices, the most common anode circuit is a… …   Wikipedia

• Artificial heart valve — An artificial heart valve is a device implanted in the heart of a patient with heart valvular disease. When one of the four heart valves malfunctions, the medical choice may be to replace the natural valve with an artificial valve. This requires… …   Wikipedia