US PATENT SUBCLASS 285 / 10
LIQUID SEAL
Current as of: June, 1999
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DEFINITION
Classification: 285/10
(under the class definition) Devices wherein a liquid seals a joint to prevent escape of the line flow to the exterior of the flow path.
SEE OR SEARCH THIS CLASS, SUBCLASS:
94, for couplings with lubricating means.
95+, for couplings wherein a seal is enhanced by the line pressure.
284.1+, for molded joints.
SEE OR SEARCH CLASS
137, Fluid Handling, 246+, for liquid sealing at a valve interface; subclass 247 for liquid trap seals, and see the Search Notes thereunder.
