valve

Such and such a time, such and such a day, then trouble with the valve.

The flawed valve was rapidly replaced by a more robust system.

This safety valve allows citizens to sound the alarm and challenge those whose views are hateful and totalitarian.

[W] thout an exchange-rate safety valve you need an alternate way to rebalance economies.

He also might have a heart-valve problem, but recovery from repair of these generally takes longer than a few days.

A feed-pump forced water into the boilers; each had a safety-valve with a lever and weight.

The valve-seat H has formed on its lower surface two crescent shaped long and narrow slits.

The discharge-valve was then opened for a moment, allowing a blast of steam to escape, reducing the pressure say to one-half.

The valve open while the plunger-pole ascended 20 inches, then went the remainder of the 10-feet stroke expansive.

The engine boy having fixed the safety-valve while he fished for eels, caused an explosion of the boiler.