Injection valve

Injection valve
Injection In*jec"tion, n. [L. injectio : cf. F. injection.] 1. The act of injecting or throwing in; -- applied particularly to the forcible insertion of a liquid or gas, by means of a syringe, pump, etc. [1913 Webster]

2. That which is injected; especially, a liquid inserted thrown into a cavity of the body by a syringe or pipe; a clyster; an enema. --Mayne. [1913 Webster]

3. (Anat.) (a) The act or process of filling vessels, cavities, or tissues with a fluid or other substance. (b) A specimen prepared by injection. [1913 Webster]

4. (Steam Eng.) (a) The act of throwing cold water into a condenser to produce a vacuum. (b) The cold water thrown into a condenser. [1913 Webster]

{Injection cock}, or {Injection valve} (Steam Eng.), the cock or valve through which cold water is admitted into a condenser.

{Injection condenser}. See under {Condenser}.

{Injection pipe}, the pipe through which cold water is through into the condenser of a steam engine.

{fuel injection}, a method of inserting fuel into internal-combustion engines by directly forcing the liquid fuel into the combustion chamber at an appropriate point in the piston cycle; in contrast to {carburetion}, in which an air-fuel mixture is drawn in by the downward stroke of the piston. [1913 Webster +PJC]


The Collaborative International Dictionary of English. 2000.

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