Giffard's injector

Giffard's injector
Injector In*ject"or, n. 1. One who, or that which, injects. [1913 Webster]

2. (Mach.) A contrivance for forcing feed water into a steam boiler by the direct action of the steam upon the water. The water is driven into the boiler by the impulse of a jet of the steam which becomes condensed as soon as it strikes the stream of cold water it impels; -- also called {Giffard's injector}, from the inventor.

{fuel injector}, a device for actively injecting fuel into an internal-combustion engines by directly forcing the liquid fuel into the combustion chamber at an appropriate point in the piston cycle; -- an alternative to a {carburetor}, in which an air-fuel mixture is drawn in by the downward stroke of the piston. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Injector — In*ject or, n. 1. One who, or that which, injects. [1913 Webster] 2. (Mach.) A contrivance for forcing feed water into a steam boiler by the direct action of the steam upon the water. The water is driven into the boiler by the impulse of a jet of …   The Collaborative International Dictionary of English

  • Giffard injector — Gif fard in*ject or (Mach.) See under {Injector}. [1913 Webster] …   The Collaborative International Dictionary of English

  • GIFFARD — FRANCE (see also List of Individuals) 8.2.1825 Paris/F 14.4.1882 Paris/F Henri Giffard was an engineer from Ecole Centrale in Paris interested in the motion of air balloons. After engineering studies he improved the steam machine that made him a… …   Hydraulicians in Europe 1800-2000

  • Injector — An injector, ejector, steam ejector or steam injector is a pump like device that uses the Venturi effect of a converging diverging nozzle to convert the pressure energy of a motive fluid to velocity energy which creates a low pressure zone that… …   Wikipedia

  • fuel injector — Injector In*ject or, n. 1. One who, or that which, injects. [1913 Webster] 2. (Mach.) A contrivance for forcing feed water into a steam boiler by the direct action of the steam upon the water. The water is driven into the boiler by the impulse of …   The Collaborative International Dictionary of English

  • Henri Giffard — (1825 1882) was a French engineer.Giffard invented the injector and the powered airship with a steam engine weighing over 400 lb; it was the world s first passenger carrying airship (known as a Dirigible). [ [http://www.century of… …   Wikipedia

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  • Alexander Friedmann (Unternehmer) — Alexander Friedmann (* 8. Mai 1838 in Pest, Ungarn; † 22. Februar 1882 in Wien) war ein Wiener Industrieller, Gemeinderat und Landtagsabgeordneter. Seine Eltern waren der Kaufmann Heinrich Friedmann und Johanna. Er und seine Brüder Dubi und… …   Deutsch Wikipedia

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  • List of inventors — This is a list of inventors. See also: List of scientists, Timeline of invention, List of inventions named after people, List of inventors killed by their own inventions, and . Alphabetical list compactTOC NOTOC A * Vitaly Mikhaylovich Abalakov,… …   Wikipedia

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