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Class 137/826 - To vary frequency of pulses or oscillations


Subclass of Class 137 - Fluid handling
Definition: Device wherein the output stream of the device is in the
No. of applications: 7
Last issue date: 05/24/2012


Application No.Application TitleIssue Date
20120125463AERODYNAMIC CHOPPER FOR GAS FLOW PULSING
This supersonic pulse flow device is intended to provide a technical solution in a number of fields where the injection of a flow must be pulsed as required by the process or in order to limit the power consumption and size of the pumping means. In the case of flows ach...
05/24/2012
20110100468Fluidic Impulse Generator
A device for vibrating tubing as it is inserted into a wellbore is disclosed. The device has a fluidic switch that has no moving parts. The fluidic switch is connected to a piston that oscillates back and forth in a cylinder. The piston is the only moving part. As the p...
05/05/2011
20100224274LIQUID CONTROL APPARATUS
A liquid control apparatus is used for controlling the movement of liquid in a microfluidic device having a flow channel for holding liquid. The apparatus comprises a vibration wave generating section for generating a vibration wave to be applied to the microfluidic dev...
09/09/2010
20100123031Fluid oscillator assembly for fuel injectors and fuel injection system using same
A fuel injection system includes a fuel injector that includes a nozzle assembly and at least one passageway that includes at least one fluid oscillator. The at least one passageway extends from a nozzle orifice, positioned on the outside of the fuel injector, to inside...
05/20/2010
20100068066SYSTEM AND METHOD FOR GENERATING MODULATED PULSED FLOW
A device includes a fluid flow channel having a channel inlet for receiving a pressurized fluid for flow through the fluid flow channel and a channel outlet for discharging the pressurized fluid therefrom. A passive flow element is situated within the fluid flow channel...
03/18/2010
20090166177ULTRASONIC TREATMENT CHAMBER FOR PREPARING EMULSIONS
An ultrasonic mixing system having a treatment chamber in which at least two separate phases can be mixed to prepare an emulsion is disclosed. Specifically, at least one phase is a dispersed phase and one phase in a continuous phase. The treatment chamber has an elongat...
07/02/2009
20080274038Flow Control Device, Microreactor and Use Thereof
A microreactor containing a plurality of introduction channels 21 and 22 for introducing a plurality of liquids, a merging section 23 for merging the plurality of introduction channels 21 and 22, and a reaction channel 41 locate...
11/06/2008
 
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