US PATENT SUBCLASS 137 / 203
.~.~ With liquid emptying means
Current as of:
June, 1999
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137 /
HD
FLUID HANDLING
154
DF
DIVERSE FLUID CONTAINING PRESSURE SYSTEMS
{7}
171
DF
.~ Fluid separating traps or vents {5}
203
.~.~ With liquid emptying means {1}
204
DF
.~.~.~
> Self-emptying
DEFINITION
Classification: 137/203
(under subclass 171) Separating traps wherein the provision for removal of a fluid from the system is a nondiscriminating liquid outlet.
(1) Note. Nondiscriminating outlets for gas in systems of this type have been placed in the subclass under which this subclass is indented.
SEE OR SEARCH THIS CLASS, SUBCLASS:
179+, for systems of this type having both discriminating and nondiscriminating outlets for liquid.
861+, for distribution systems having plural valved outlets, and see the search notes to subclass 861.
