Rotary valve
Rotary Ro"ta*ry, a. [L. rota a wheel. See {Roll}, v., and cf. {barouche}, {Rodomontade}, {Rou['e]}, {Round}, a., {Rowel}.] Turning, as a wheel on its axis; pertaining to, or resembling, the motion of a wheel on its axis; rotatory; as, rotary motion. [1913 Webster]

{Rotary engine}, steam engine in which the continuous rotation of the shaft is produced by the direct action of the steam upon rotating devices which serve as pistons, instead of being derived from a reciprocating motion, as in the ordinary engine; a steam turbine; -- called also {rotatory engine}.

{Rotary pump}, a pump in which the fluid is impelled by rotating devices which take the place of reciprocating buckets or pistons.

{Rotary shears}, shears, as for cloth, metal, etc., in which revolving sharp-edged or sharp-cornered wheels do the cutting.

{Rotary valve}, a valve acting by continuous or partial rotation, as in the four-way cock. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Rotary valve — A rotary valve is a type of valve in which the rotation of a passage or passages in a transverse plug regulates the flow of liquid or gas through the attached pipes. The common stopcock is the simplest form of rotary valve. Rotary valves have… …   Wikipedia

  • rotary valve — noun : a valve acting by continuous or partial rotation * * * Mach. a valve that rotates continuously or through an arc to open and close …   Useful english dictionary

  • rotary valve — Mach. a valve that rotates continuously or through an arc to open and close. * * * …   Universalium

  • rotary valve — An engine or pump component forming part of a rotating assembly; may be designed as a cylindrical or a disc valve …   Dictionary of automotive terms

  • rotary valve — англ. [ро/утэри вэлв] вращательный вентиль (у медн. дух. инструм.) …   Словарь иностранных музыкальных терминов

  • Rotary — Ro ta*ry, a. [L. rota a wheel. See {Roll}, v., and cf. {barouche}, {Rodomontade}, {Rou[ e]}, {Round}, a., {Rowel}.] Turning, as a wheel on its axis; pertaining to, or resembling, the motion of a wheel on its axis; rotatory; as, rotary motion.… …   The Collaborative International Dictionary of English

  • Rotary engine — Rotary Ro ta*ry, a. [L. rota a wheel. See {Roll}, v., and cf. {barouche}, {Rodomontade}, {Rou[ e]}, {Round}, a., {Rowel}.] Turning, as a wheel on its axis; pertaining to, or resembling, the motion of a wheel on its axis; rotatory; as, rotary… …   The Collaborative International Dictionary of English

  • Rotary pump — Rotary Ro ta*ry, a. [L. rota a wheel. See {Roll}, v., and cf. {barouche}, {Rodomontade}, {Rou[ e]}, {Round}, a., {Rowel}.] Turning, as a wheel on its axis; pertaining to, or resembling, the motion of a wheel on its axis; rotatory; as, rotary… …   The Collaborative International Dictionary of English

  • Rotary shears — Rotary Ro ta*ry, a. [L. rota a wheel. See {Roll}, v., and cf. {barouche}, {Rodomontade}, {Rou[ e]}, {Round}, a., {Rowel}.] Turning, as a wheel on its axis; pertaining to, or resembling, the motion of a wheel on its axis; rotatory; as, rotary… …   The Collaborative International Dictionary of English

  • Valve — This article is about the flow control device. For the game developer, see Valve Corporation. For the electronic component, see Vacuum tube. For other uses, see Valve (disambiguation). These water valves are operated by handles. A valve is a… …   Wikipedia

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