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Ring-shaped

Related Terms

POHLE AIR LIFT PUMP

A pistonless pump in which compressed air fills the annular space surrounding the uptake pipe and is free to enter the rising column at all points of its pressure but sometimes welded or bonded.

INSIDEFACE

[DESENG] Thatpartofthebitcrown nearest to or parallel with the inside wall of an annular or coring bit.

INDUCTION SILENCER

A device for reducing engine induction noise, which consists essentially of a low-pass acoustic filter with the inertance of the air-entrance tube and the acoustic compliance of the annular and central volumes providing acoustic filtering elements.

HERSCHEL-TYPE VENTURI TUBE

A type of venturi tube in which the converging and diverging sections are cones, the throat section is relatively short, the diverging cone is long, and the pressures preceding the inlet cone and in the throat are transferred through multiple openings into annular openings, called piezometer rings.

MOAT

An annular depression that may not be continuous, located at the base of many sea mounts, islands, and other isolated elevations of the sea floor, analogous to the moat around a castle.

ANNULAR ECLIPSE

An eclipse in which a thin ring of the source of light appears around the obscuring body. Annular solar eclipses occur, but never annular lunar eclipses.

HYDRAULIC NUT

A collar temporarily fixed to shaft which incorporates hydraulic annular piston to transmit axial mounting or dismounting force to bearing inner ring.

A.B.E.C.

Annular Bearing Engineering Committee. Used as prefix for tolerance grades of bearings as set up by this committee.

CANNULAR COMBUSTION CHAMBER

A type of combustion chamber composed of liners located circumferentially within an annular combustion chamber case.

ANNULAR AUGER

A ring-shaped boring tool which cuts an annular channel, leaving the annular section.

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