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 ?
The high-altitude transport also explains why the air pockets are drier than the surrounding air, Anderson said.
Examine the thermal properties of coil meshes with air pockets, identify the direction of their applications to
As the plane hit the air pocket, the auto pilot got disengaged and the co- pilot failed to control the aircraft, resulting in the ' near miss'.
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.
Any place an air pocket is restricting or preventing circulation, there will be a heat transfer problem.
Relieved rescue teams found the explorers trapped in an air pocket.
JAMA recently published a study of a new piece of survival gear--an artificial air pocket device for avalanche victims.
A tag has to be positioned in an air pocket between cylinders of liquid, on a contoured surface, such as shrink wrap.
There's the ship's cook who survived for three days in an air pocket on a sunken ship in the Atlantic, and a wildlife worker who saved a baby elephant stuck in a deep hole in Kenya.
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.
Remarkable footage shows the moment that divers discover a tugboat's cook, who had lived underwater for three days in an air pocket after his vessel sank off the coast of Nigeria.