ball valve


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ball valve

any of a variety of prosthetic cardiac valves comprising a ball within a retaining cage affixed to the orifice; when appropriately sized, used in aortic, mitral, or tricuspid position.

ball valve

(bawl valv)
Any of a variety of prosthetic cardiac valves consisting of a ball within a retaining cage affixed to the orifice; when appropriately sized, used in aortic, mitral, or tricuspid position.
References in periodicals archive ?
This ball valve market research starts with a basic overview of the industry including its definition, applications and manufacturing technology.
Located in Hudson, Massachusetts, the company offers a wide variety of valves, including ball valves, pneumatic valves, inert isolation valves, solenoid operated valves, valve actuators, pinch valves, manifold valves, globe valves, butterfly valves, needle valves, and miniature and subminiature valves.
Despite its' old fashion design in some cases impressive durability of Starr-Edwards caged ball valves astonishes investigators and this case is one of them.
It's a good idea to fit Polytetrafluoroethylene (PTFE) tape around the thread of the ball valve.
Swagelok medium-pressure ball valves deliver reliable and repeatable operation to meet the performance requirements of common off-shore applications, such as topside wellhead control panels, chemical injection panels, well workover panels and control systems.
The addition of a parabolic disc to the full port ball valve converts this valve from a standard on/off ball valve to an extremely precise flow control valve.
8E Electrically Actuated Ball Valves standard features include two auxiliary limit switches, a built in torque limiter, a position indicator, manual override, on/off operation, and a temperature-activated heater.
Featuring grooved ends, the series 727 ball valve is joined using Victaulic couplings, enabling quicker and easier installation and maintenance than flanged valves.
From 1969 to 1994, the firm continued with non-foundry expansion in Pageland, including opening: its Apollo Ball Valve Div.
SOLON, Ohio -- Designed for improved cycle life in the field, the Swagelok[R] FKB series medium-pressure ball valve provides a leak-tight seal for applications up to 15 000 psig (1034 bar).