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| Number | Title | Issue Date |
| 7128082 | Method and system for flow control with fluidic oscillators A system for control of a fluid flow. The system includes an array of fluidic oscillators. Each fluidic oscillator carries an oscillating flow of the fluid and includes a throat, an input port connected to the throat, two control ports connected to the throat and tw... | 10/31/2006 |
| 7096888 | Fluidic pulse generator system A fluidic pulse generator system includes two fluidic diverter valves that are both controlled by a single fluidic pilot valve. The fluidic pilot valve and the two fluidic diverter valves are each adapted to receive a flow of pressurized fluid. The flow of pressuriz... | 08/29/2006 |
| 6860157 | Fluidic oscillator A fluidic oscillator includes an oscillator body having two attachment walls defining an oscillating chamber therebetween, an inlet duct communicatively extended from the oscillating chamber for guiding a flow of fluid entering into the oscillating chamber, an outle... | 03/01/2005 |
| 4523611 | Fluidic absolute-to-differential pressure converter A method and apparatus for converting the absolute pressure of a pressuri fluid to a differential pressure indicating the fluid pressure relative to a reference pressure. The pressurized fluid is directed asymmetrically into a laminar proportional amplif... | 06/18/1985 |
| 4373553 | Broad band flueric amplifier A broad band flueric amplifier is disclosed which comprises means to incre the deflection of the fluid jet within the amplifier at higher frequencies of oscillation of the jet. The means for increasing jet deflection comprises vanes or protrusions positi... | 02/15/1983 |
| 4369811 | Null balancing for fluidic sensors and amplifiers A trim circuit for compensating for null offset of the jet stream in a flic transducer, such as an amplifier or jet deflection sensor, includes a flow bias control circuit and a supply sensitive difference flow control circuit. The flow bias control circ... | 01/25/1983 |
| 4300596 | Adjustable parallel fluidic resistor bank A fluidic resistor module, including resistor channels connected in paral between two common ports, is permanently adjustable by deforming the cross sections of the individual channels by externally applied forces. The channels are formed on the interior... | 11/17/1981 |
| 4260106 | Fluidic oscillator with resonant inertance and dynamic compliance circuit The fluidic oscillator consists of a resonant fluid circuit having a fluid inertance and a dynamic fluid compliance. The inertance is a conduit interconnecting two locations of a chamber on each side of a working fluid jet issuing into one end of the cham... | 04/07/1981 |
| 4227550 | Liquid oscillator having control passages continuously communicating with ambient air In a clothes washer, liquid pulses are delivered to a bucket or tank of water to create continuously recirculating flow therein in a vertical plane. The flow carries the clothes in a tumbling action and the pulses agitate the clothes passing the pulse sou... | 10/14/1980 |
| 4205597 | Air conditioner having fluid air diverting assembly An air conditioner including an air intake, a blower for drawing air into the air conditioner through the air intake, a heat exchanger in the path of the air, and an air exit structure in the path of the air. The air exit structure is a plate-like sheet o... | 06/03/1980 |
| 4148334 | Liquid level control sytem A flow regulator is disclosed for controlling liquid flow, for example, from a supply source to a receiving tank according to the liquid level in the tank. Specifically, a fluid interaction device communicating with the receiving tank causes a fluid press... | 04/10/1979 |
| 4148333 | Fluid diverting assembly A fluid diverting assembly is constituted by a structural body having a nozzle from which a main stream of fluid is issued as the fluid passes therethrough, a pair of opposed control chambers positioned adjacent the nozzle and on respective lateral sides ... | 04/10/1979 |
| 4134100 | Fluidic mud pulse data transmission apparatus A mud pulse transmitter is presented for transmitting information by prese pulses to the surface during the drilling of a borehole. A vortex valve is controlled by a fluidic feedback oscillator to generate the mud pulses. The oscillator frequency may be ... | 01/09/1979 |
| 4000757 | High gain fluid amplifier A bistable fluidic amplifier having high gain is disclosed. Power fluid is upplied through an inlet port and lobe-shaped feedback cavities downstream provide an oscillating differential pressure or flow between a pair of outlets. A pair of opposed control ... | 01/04/1977 |
| 3958602 | Flueric laminar digital amplifier Described herein is a flueric laminar bi-stable amplifier. The device comses essentially a flueric amplifier having a supply nozzle, a pair of outlet nozzles, a pair of control nozzles, vent means located along the axial path of fluid flow and means for ... | 05/25/1976 |
| 3952556 | Liquid flow diversion arrangement An improved liquid flow diversion arrangement for use with an additive dispensing system in an automatic washer. Included is a liquid flow diverter of the transverse pressure differential type having control ports coupled to atmosphere by tubes whose open... | 04/27/1976 |
| 3938557 | Liquid fluidic device A fluidic device using a free jet in which a control nozzle or nozzles terminate within the emitter jet, is disclosed. Positioning the ends of the control nozzles within the emitter jet avoids jet distortion when acted upon by control fluid for deflection... | 02/17/1976 |
