air pocket


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air pocket

a localized region of low air density or a descending air current, causing an aircraft to suffer an abrupt decrease in height

air pocket

[′er ‚päk·ət]
(engineering)
An air-filled space that is normally occupied by a liquid. Also known as air trap.
(meteorology)
An expression used in the early days of aviation for a downdraft; such downdrafts were thought to be pockets in which there was insufficient air to support the plane.

air pocket

An air-filled volume within a section of piping (or an apparatus) which is normally filled with liquid.

air pocket

An area of reduced pressure in the air in which the aircraft looses height rapidly and creates an illusion of absence of air to support the aircraft. The resultant effect is rather unpleasant. An air pocket can also produce the reverse effect, but the experience is not as unpleasant.
References in periodicals archive ?
Sorenson said he could have gotten to the air pocket sooner, but he had first searched nooks and crannies for a body.
* Examine the thermal properties of coil meshes with air pockets, identify the direction of their applications to
''He was incredibly lucky he was in an air pocket, but he would have had a limited time (before) ...
Helen, who works in a doctor's surgery, said she was among around 15 people who became caught in a tiny air pocket underneath the boat.
Air India officials said the plane was at around 37,000 feet when it suddenly hit an ' air pocket', which led to a plunge and the aircraft coming onto the flight path of another plane.
The air pocket could have been intensely turbulent, which is not all that normal," said an aviation expert with the Kochi International Airport at Nedumbassery.
On July 27, their ordeal ended when emergency workers drilled a rescue shaft down to the air pocket where the men waited.
Relieved rescue teams found the explorers trapped in an air pocket.
The American Medical Association is still trying to shake that Sunbeam fiasco.JAMA recently published a study of a new piece of survival gear--an artificial air pocket device for avalanche victims.
BMO Capital analyst Ambrish Srivastava lowered his price target on Micron to $32 and kept his Market Perform rating after its disappointing Q2 outlook, saying he "bristles" at the management's characterization of the memory downturn as an "air pocket".
"If trapped in the air pocket, passengers could still have a chance of surviving," Li said, adding that a 65-year-old woman and a 21-year-old survivor were pulled out alive from the air pocket.