Bailey Pressure Reducing Valves

pressure reducing
(Pressure Reduction) Reduction of interface pressure, not necessarily below the level required to close capillaries (i.e., capillary-closing pressure).

bailey
United States singer (1918-1990)
the outer courtyard of a castle
The outer wall of a castle
English lexicographer who was the first to treat etymology consistently; his work was used as a reference by Samuel Johnson (died in 1742)
A court enclosed by this

valves
A membranous fold in a hollow organ or tubular structure, such as a blood vessel or the digestive tract, that maintains the flow of the contents in one direction by closing in response to any pressure from reverse flow
(valve) a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it
(valve) control consisting of a mechanical device for controlling the flow of a fluid
A cylindrical mechanism in a brass instrument that, when depressed or turned, admits air into different sections of tubing and so extends the range of available notes
A device for controlling the passage of fluid through a pipe or duct, esp. an automatic device allowing movement in one direction only
(valve) device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone