a one-way valve consisting of a metal ball with a cylindrical hole fitting into a concave seat over an opening
ball valve in American English
a valve that works by the action of a ball resting on the outlet hole: use of external pressure raises the ball and opens the hole; when the pressure is removed, the ball drops and closes the hole
ball valve in Mechanical Engineering
(bɔl vælv)
Word forms: (regular plural) ball valves
noun
(Mechanical engineering: Fluid engineering)
A ball valve is a valve consisting of a metal ball with a hole in it. When the valve is open,a fluid can flow through the hole.
When the ball valves are open, their holes line up with the pipe and the oil can flow through.
One type of ball valve has a ball that is smaller than the passageway so there is significant flow restrictionas the fluid passes through.
A ball valve is a valve consisting of a metal ball with a hole in it. When the valve is open,a fluid can flow through the hole.