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Class Information
Number: 137/815
Name: Fluid handling > Flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) > System comprising plural fluidic devices or stages > Plural power inputs (e.g., parallel inputs)
Description: System provided with two or more passages for a corresponding number of streams of power input fluid, each said passage leading to its own device.










Sub-classes under this class:

Class Number Class Name Patents
137/819 To cascaded plural devices 21
137/816 Variable or different-value power inputs 3
137/818 With variable or selectable source of control-input signal 8


Patents under this class:

Patent Number Title Of Patent Date Issued
8479831 Flow path control based on fluid characteristics to thereby variably resist flow in a subterranean well Jul. 9, 2013
8327885 Flow path control based on fluid characteristics to thereby variably resist flow in a subterranean well Dec. 11, 2012
8235128 Flow path control based on fluid characteristics to thereby variably resist flow in a subterranean well Aug. 7, 2012
7096888 Fluidic pulse generator system Aug. 29, 2006
6798859 Branch amplifier card Sep. 28, 2004
4917151 Fluidic apparatus Apr. 17, 1990
4880028 Completion machine Nov. 14, 1989
4258753 Fluidic switch Mar. 31, 1981











 
 
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