US PATENT SUBCLASS 137 / 115.01
.~.~ Bypass or relief controlled by main line fluid condition


Current as of: June, 1999
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137 /   HD   FLUID HANDLING

87.01  DF  SELF-PROPORTIONING OR CORRELATING SYSTEMS {8}
109  DF  .~ Self-controlled branched flow systems {4}
115.01.~.~ Bypass or relief controlled by main line fluid condition {3}
115.02  DF  .~.~.~> Liquid level responsive
115.03  DF  .~.~.~> Flow rate responsive {7}
115.13  DF  .~.~.~> Pressure responsive {9}


DEFINITION

Classification: 137/115.01

Bypass or relief controlled by main line fluid condition:

(under subclass 109) Subject matter including a flow line with an inlet and outlet for a main flow and an outlet branch or bypass in which the flow is controlled in response to a variation in the fluid condition (e.g., fluid level, flow rate or pressure, or the like) in the main flow line detected by a sensor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

223+, for inflatable article filling means having a back pressure cut-off or relief means.

455+, for relief and other condition responsive valves whether mounted in a flow line or container, in which there is no significantly claimed branched flow structure.

599+, for bypasses in distribution systems, and see the search notes to subclass 599.

SEE OR SEARCH CLASS

210, Liquid Purification or Separation, 96.1+, for a liquid purification or separation responsive to a variation of constituents in a liquid mixture.