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Air lock

Video footage: GUANGZHOU, CHINA - OCTOBER 24, 2004: Lab technician carries trays of samples to air lock.
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Definition of the noun air lock

What does air lock mean as a name of something?


  1. a chamber that provides access to space where air is under pressure
    • lexical domain: Artifacts - nouns denoting man-made objects
    • alternative spelling: airlock
    • more generic word: chamber = a natural or artificial enclosed space


Air lock: An air lock is a restriction of, or complete stoppage of liquid flow caused by gas trapped in a high point of a liquid-filled pipe system. The gas, being less dense than the liquid, rises to any high points. When pressure is applied, instead of the liquid flowing as it would if the system was full of liquid, the system behaves like a series of manometers.

Printed dictionaries and other books with definitions for Air lock

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Google previewEncyclopedia of Chemical Processing and Design (1995)

Volume 52 - Solid-Liquid Separation: Clarifiers and Thickeners Selection to Specific Gravity and Specific Heats by John J. McKetta Jr

air lock (Fig. 2), or feeder-air lock (a combination of both). The following definitions will be used in this article. As a feeder, a rotary valve operates under a solids head; the volume passing through is a function of rotor speed (rpm). As an air ...

Google previewDictionary of Architectural and Building Technology (2004)

by Henry J. Cowan, Peter R. Smith, W. K. Chow

A typical modern air lock consists of a cylinder of steel plate with airtight doors located at both ends, together with valves to admit or to exhaust compressed air. One of the doors must always be closed; before the other is opened, the pressure ...

Google previewEncyclopaedia of Occupational Health and Safety: Chemical, industries and occupations (1998)

by Jeanne Mager Stellman

Sterile filling room ' Air lock Polyisoprene (IR) US Western Europe Japan ...

Google previewDictionary of Industrial Terms (2013)

by Michael D. Holloway, Chikezie Nwaoha

Facility Engineering Air Lock Civil Engineering: An airtight chamber permitting passage to or from a space, as in a caisson, in which the air is kept under pressure. Civil Engineering Air lock Civil Engineering: An airtight chamber permitting ...

Google previewDictionary Of Civil Engineering (1992)

by John S. Scott

air lock (min.) A compartment with two airtight doors, one to a tunnel, caisson, etc., under excess air pressure, the other to an area at lower pressure. airplane mapping The air lock can ...

Google previewPlumbing Illustrated Dictionary (2007)

by John Thompson

air lock The trapping of air in a pipe or fitting, resulting in a reduction or a ...

Google previewDictionary of Environmental Health (2003)

by David Worthington

air lock A chamber capable of being ...

Google previewInternational Dictionary of Heating, Ventilating and Air Conditioning (2006)

by Rehva,

légveszteség tüml'tetlense'g luchtlekkage f luchtverlies т wyplyw т powietrza w wyniku nieszczelnos'ci воздушная неплотность f ilrnavuoto luftläckage n air lock (see air pocket) air mixing unit luftblandeunit Luftmischer т unidad de mezcla ...

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Photos about Air lock

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air lock

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Small photo of a girl in a long dress in a lush cloud air lock on the headSmall photo of Air lock release valve on the top of a glass carboy used for homebrewing beer.Small photo of Home brew process showing air lock bubbling with primary wort to beer fermentation and green background. More...

Quotes about Air lock

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