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Class Information
Number: 137/115.01
Name: Fluid handling > Self-proportioning or correlating systems > Self-controlled branched flow systems > Bypass or relief controlled by main line fluid condition
Description: 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.










Sub-classes under this class:

Class Number Class Name Patents
137/115.03 Flow rate responsive 63
137/115.02 Liquid level responsive 6
137/115.13 Pressure responsive 97


Patents under this class:

Patent Number Title Of Patent Date Issued
8499549 Exhaust gas control system and exhaust gas control method Aug. 6, 2013
8303264 Device for adjusting the flow rate of a mobile oil-injected screw-type compressor Nov. 6, 2012
8181665 Flushing unit and flushing system for flushing vapor compression systems May. 22, 2012
7770757 Microdosing device for a liquid medium Aug. 10, 2010
6916456 Pressure relief device for medical instrument reprocessor Jul. 12, 2005
6835062 Fuel oil supply circuit for an oil burner having a solenoid valve in parallel circuit with diaphragm valve for controlling oil flow at start up Dec. 28, 2004
6679949 Method and device to allow a rigid pig to pass into a flow pipe which requires the use of a hollow flow-constricting device Jan. 20, 2004
6520756 Piston pump Feb. 18, 2003
5613476 Fuel supply device Mar. 25, 1997
5462226 Temperature-responsive, locking mechanism for, and in combination with, a fluid valve Oct. 31, 1995
5289681 Power steering system Mar. 1, 1994
5286053 Apparatus for preventing undesired ignition of a pyrotechnic transmission line Feb. 15, 1994
4674527 Pressure relieving linear motion valve Jun. 23, 1987
4589436 Oxygen partial pressure controller for a pressure swing adsorption system May. 20, 1986
4388047 Solenoid-operated pump Jun. 14, 1983
4216185 Method and apparatus for purging disinfecting high purity water distribution systems Aug. 5, 1980
4149556 Tubular connector having audible relief valve Apr. 17, 1979
4064893 Discharge system for ballast tank or the like Dec. 27, 1977
3965920 Installations for monitoring oil content Jun. 29, 1976











 
 
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