airlock

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airlock

An intermediate, enclosed chamber of a vacuum or pressure system through which an object may be passed, as in electron microscopy, without effectively changing the vacuum or pressure of the main body of the system.
References in periodicals archive ?
Although detailed research on airlocks is not a scope of this research, it is further found in the RP-1431 research that once an adequate time delay is provided, the benefit of having a pressure differential over 5 Pa (0.
Fill your airlock with sterilized water (water to which you've added bleach or iodophor), insert it into a cork, dip your cork in the sterilizer, and plug the hole in the lid.
Can replace rotary airlocks in conventional, positive-pressure pneumatic conveying systems.
The heat exchanger provides cooling for the suits, while they are connected to the airlock.
We design each pnuematic conveying system with vacuum or pressure flow using standard components like air power units, fans, cyclones, and rotary airlocks," says J.
British newspapers such as the London Observer reported that the factory lacked airlocks and other chambers necessary for producing chemical weapons.
But Jones says some airlocks actually blew air out -- from areas designed to be contaminated to those that weren't.
The valve is available with four, six, or eight vanes which are always sealing, preserving the negative or positive pressure under which rotary airlocks typically operate.
New products include the flexible modular small-scale filling isolator called the PSI-L, SARA[R] Material Airlocks for isolators with <20 minute cycle times, SKANFOG[R] SARA[R] Medium and Large Material Airlocks for cleanrooms with rapid cycles under 60 minutes and innovative Glove Testing systems like the Wireless GT.
An Imperial Systems High Efficiency Cyclone, three Imperial Systems Heavy Duty Airlocks, two Imperial Backdraft Dampers and all duct work and install were specified.
It reportedly can isolate pressure up to 75 psig without leaking, suiting it to placement at the discharge of bins or silos experiencing high aeration; gates above or below airlocks feeding into higher pressure conveying lines; gates for dense-phase conveying; and gates used with weigh scales where air-pressure leakage through the valve could cause weight variances.
Workmen struggled to get the supply re-connected to the South Down area but airlocks were stopping the flow.