airlock

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airlock

1. a bubble in a pipe causing an obstruction or stoppage to the flow
2. an airtight chamber with regulated air pressure used to gain access to a space that has air under pressure
References in periodicals archive ?
You'll know if it is because of the gas bubbles working their way out of the airlock.
Isomatric subsidiary produces pneumatic and gravity conveying components, which include knife gates, rotary airlocks, slide gates, dump gates, and diverter valves.
Flight Engineer Salizhan Sharipov began preparing the Russian Pirs Docking Compartment, which also serves as a Russian airlock, for the crew's second and final spacewalk.
The new rotary airlock valve provides a smooth, predictable flow of material without the problems that plague other valves not designed for abrasive materials or not able to be customized.
Equipment: ISH-96 High Efficiency Cyclone, ALHD-12RD Heavy Duty Airlock, ALHD-12SQ Heavy Duty Airlock, ALHD-24RD Heavy Duty Airlock, IBD30-10 Backdraft Damper, IBD35-10 Backdraft Damper, Duct and Fittings
Cleanable rooms, with airlocks, showers, and gowning and degowning areas will also be provided.
The supporting gas canisters, gauges, dials and airlocks make the chambers look as though they are supporting an extraterrestrial system; indeed, much of the research in the 1960s was aimed at determining ways to limit damage to divers coming up from deep water and spacewalkers leaving their pressured capsules.
It also created protocols for the manufacturing and production environment, including stringent requirements for staff gowning, contamination controls such as airlocks, irradiation of clothing, tools, etc.
Utilizing this system within a Class C room, since normally all process rooms are the same level, eliminates the need for airlocks between these rooms.
Established in 1925, Prater-Sterling is a global leader in developing and manufacturing one of the industry's most extensive and diversified lines of material processing solutions, including hammermills, fine grinders, mixers, classifiers, airlocks, compactors, systems & automated controls.
Borders chief executive Alistair Cranston last night claimed that the 30,000 pound heating system was "still being commissioned", however it is believed that several airlocks were among the teething problems encountered.