Definition of intake valve in US English:

intake valve

noun

  • A valve that controls the passage of fluid or air into a pipe, channel, or duct.

    ‘officials closed intake valves into the city's water system’
    • ‘The piston starts at the top, the intake valve opens, and the piston moves down to let the engine take in a cylinder-full of air and gasoline.’
    • ‘Thanks to my boyfriend, the car is outfitted with new intake valves, a fancy exhaust system and a fuel pressure regulator.’
    • ‘The intake valves have low lift and are open for a comparatively short duration at low engine speed.’
    • ‘To use this water, turn off the intake valve, then turn on a hot-water faucet.’
    • ‘On the downward stroke of the piston, the intake valve opens to release fuel into the combustion chamber, then closes.’
    • ‘Air resistance can be lessened dramatically by putting two intake valves in each cylinder.’
    • ‘The intake valve assembly is powered by a small electric motor to turn the valve shaft.’
    • ‘The pressure was reduced by closing the intake valve late.’
    • ‘The airline revealed that the plane experienced overheating in an air intake valve before a first attempt at takeoff.’
    • ‘By using a three-rocker valve actuation, each intake valve is controlled by its own low-speed cam lobe.’