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Class Information
Number: 137/830
Name: Fluid handling > Flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) > Means to regulate or vary operation of device > By movable element > Operating at timed intervals (e.g., to produce pulses)
Description: Device wherein the movement of said member occurs at a particular frequency to cause a succession of bursts of fluid to be emitted.

Patents under this class:

Patent Number Title Of Patent Date Issued
8505583 Method and apparatus for generating high-speed pulsed fluid jets Aug. 13, 2013
8101921 Apparatus and method for inducing controllable jets in liquids Jan. 24, 2012
6877528 Microfluidic system including a bubble valve for regulating fluid flow through a microchannel Apr. 12, 2005
5117794 Fuel injection system Jun. 2, 1992
5067509 Gas jet actuator using coanda effect Nov. 26, 1991
5040560 Method and apparatus for controlled modification of fluid flow Aug. 20, 1991
4554941 Fluid vibration apparatus Nov. 26, 1985
4418721 Fluidic valve and pulsing device Dec. 6, 1983
4267856 Fluid oscillator May. 19, 1981
4157161 Windshield washer Jun. 5, 1979

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