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Class Information
Number: 137/836
Name: Fluid handling > Flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) > Device including passages having v over t configuration > With particular characteristics of control input
Description: Device wherein said second and third passages have special structure or configuration or peculiarity of operation.

Sub-classes under this class:

Class Number Class Name Patents
137/837 Multiple control-input passages 10

Patents under this class:

Patent Number Title Of Patent Date Issued
8646483 Cross-flow fluidic oscillators for use with a subterranean well Feb. 11, 2014
8543245 Systems and methods for specifying an operational parameter for a pumping system Sep. 24, 2013
6860157 Fluidic oscillator Mar. 1, 2005
4957132 Method for low frequency attenuation in fluidic amplification of acoustic signals Sep. 18, 1990
4523611 Fluidic absolute-to-differential pressure converter Jun. 18, 1985
RE31683 Fluidic oscillator with resonary inertance and dynamic compliance circuit Sep. 25, 1984
4373553 Broad band flueric amplifier Feb. 15, 1983
4369811 Null balancing for fluidic sensors and amplifiers Jan. 25, 1983
4300596 Adjustable parallel fluidic resistor bank Nov. 17, 1981
4260106 Fluidic oscillator with resonant inertance and dynamic compliance circuit Apr. 7, 1981
4227550 Liquid oscillator having control passages continuously communicating with ambient air Oct. 14, 1980
4205597 Air conditioner having fluid air diverting assembly Jun. 3, 1980
4148334 Liquid level control sytem Apr. 10, 1979
4148333 Fluid diverting assembly Apr. 10, 1979
4134100 Fluidic mud pulse data transmission apparatus Jan. 9, 1979
4000757 High gain fluid amplifier Jan. 4, 1977
3958602 Flueric laminar digital amplifier May. 25, 1976
3952556 Liquid flow diversion arrangement Apr. 27, 1976
3938557 Liquid fluidic device Feb. 17, 1976

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