delay valve

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• delay valve — A valve used in a vacuum or hydraulic system in which the valve s opening or closing is delayed. Also called vacuum delay valve …   Dictionary of automotive terms

• Vacuum delay valve — A vacuum delay valve is a valve with a small orifice, which delays a vacuum signal. These are commonly used in automobiles to alter the behavior of vacuum switches, vacuum motors, and other vacuum devices.The engine in a common automobile… …   Wikipedia

• vacuum delay valve — (VDV) a valve used by GM to bleed ported vacuum to the vacuum advance unit through a small orifice and control vacuum advance rate. Used to retard or delay the application of a vacuum signal. Also called delay valve …   Dictionary of automotive terms

• Clutch delay valve — A clutch delay valve is an automotive component added to the clutch system of an automobile to standardize clutch engagement speed. Its purpose is to engage the drive train of an automobile without introducing shock to the drive train components… …   Wikipedia

• spark delay valve — (SDV) a valve in the vacuum advance hose that delays the vacuum to the vacuum advance unit during rapid acceleration from idle or from speeds below 15 mph, and cuts off spark advance immediately on deceleration. Has an internal sintered orifice… …   Dictionary of automotive terms

• vacuum retard delay valve — (VRDV) delays a decrease in vacuum at the distributor vacuum advance unit when the source vacuum decreases. Used to delay release of vacuum from a diaphragm a momentary vacuum trap …   Dictionary of automotive terms

• valve — A device used to either open or close an opening to allow or prevent the flow of a liquid or gas from one place to another. There are many different types. See ABS relay valve accumultor valve air valve carburetor air control valve air gulp valve …   Dictionary of automotive terms

• delay vacuum bypass system — (DVB) an optional system used by Ford that bypasses the spark delay valve during cold operation to improve driveability …   Dictionary of automotive terms

• Delay box — is a common slang term used in drag racing to describe an on board timer which is a Transmission Brake Delay Timer. A transbrake forces the race car to remain stationary at the starting line, in gear, regardless of how much engine power is… …   Wikipedia

• Valve — Corporation Тип час …   Википедия

• valve lag — The number of degrees of crankshaft rotation after a piston passes the top or bottom center of its stroke, at which the intake or exhaust valves open or close. For example, if the exhaust valve closes at 60° of crankshaft rotation after the… …   Aviation dictionary