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Gas bubble detectorA gas bubble detector having a modulated IR source focused through a bandpass filter onto a venturi, formed in a sample tube, to illuminate the venturi with modulated filtered IR to detect the presence of gas bubbles as small as 0.01 cm or about 0.004 in diameter in liquid flowing through the venturi. Means are provided to determine the size of any detected bubble and to provide an alarm in the absence of liquid in the sample tube.
Document ID
20080004753
Acquisition Source
Marshall Space Flight Center
Document Type
Other - Patent
Authors
Mount, Bruce E.
Burchfield, David E.
Hagey, John M.
Date Acquired
August 24, 2013
Publication Date
October 3, 1995
Subject Category
Mechanical Engineering
Report/Patent Number
Patent Application Number: US-PATENT-APPL-SN-112008
Patent Number: US-PATENT-5,455,423
Funding Number(s)
CONTRACT_GRANT: NAS8-50000
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-PATENT-5,455,423
Patent Application
US-PATENT-APPL-SN-112008

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