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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...
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4957132 |
Method for low frequency attenuation in fluidic amplification of acoustic signals
A method for attenuation of low frequency acoustic sound in an acoustic dctor comprising the steps of collecting incoming sound waves in the frequency range of DC to 3000 Hz so as to provide an...
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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...
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RE31683 |
Fluidic oscillator with resonary 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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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3874416 |
LIQUID FLUIDIC DEVICE
A liquidic (liquid fluidic) control element which operates with laminar liquid jets. The element uses a liquid control jet operating with a Reynolds number of less than 550 which when directed at...
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3873164 |
Pneumatic valve for airborne materials
A quick-acting valve for routing solid fibrous materials by adjustable direction of air streams. The air streams and design of the pneumatic valve of this invention are such that routing the flow...
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3794056 |
FLUIDIC PULSE AND FLOW DIVIDER
A fluidic pulse and flow divider which has a single input and a plurality of outlet channels which communicate with the input and are disposed at an acute angle with respect to the fluid flow in...
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3785390 |
PURE FLUID AMPLIFIER
A pure fluid amplifier which projects a laminar power stream and includes a control section for developing a pressure differential across the projected laminar power stream for a substantial...
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3762445 |
FLUIDIC DEVICE
A fluidic element having a jet nozzle in a side wall of a central chamber provided in the element and outlets in the opposite side wall of the central chamber is disposed within a container and, by...
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3739979 |
FLUIDIC COUNTER DEVICE
The present invention is to provide an improved fluidic counter device, wherein, instead of conventional devices a pair of suction openings is newly employed at the junction, so that more stable...
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3734116 |
BACK PRESSURE SENSITIVE SWITCH FOR A FLUERIC DEVICE
A back pressure sensitive fluidic switching mechanism is disclosed. A fluc device incorporating this mechanism will switch from one output receiver channel to another under the effect of back...
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3721255 |
FLUIDIC DEVICE
A fluidic device comprising an inlet passage for receiving a heat vaporizable supply liquid, a main power nozzle connected to the inlet passage, a pair of outlet passages communicated through an...
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3712324 |
FLUIDIC ACCELEROMETER
This disclosure includes a fluidic accelerometer in the form of a split looped planar conduit terminating in a pair of opposed nozzles and having a center supply connection to establish flow in...
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3704045 |
FLUIDICALLY CONTROLLED ANTISKID VEHICLE BRAKE SYSTEM
An improved fluid actuated vehicle braking system is disclosed that combines continuous braking action of the vehicle with intermittent braking at the vehicle wheels. Insertion of a fluidic...
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3638671 |
ELECTROFLUIDIC TRANSDUCER
This transducer includes the usual fluid beam-forming nozzle and output ports from which variable fluid streams are designed to issue. The proportion of fluid output is determined by an...
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3635236 |
FLUIDIC DEVICE HAVING VISIBLE IONIZABLE FLUID FLOW
The operation of a fluidic logic device, or the like, is rendered visible by using an ionizable fluid, such as argon, within the device and applying an electric field across the channels of the...
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3592208 |
FLUERIC SELF-BIASING AND GATE
A flueric AND logic element is disclosed which is capable of accurate and liable operation without the necessity of critical dimensional control. This is accomplished by the use of a pair of fluid...
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3583419 |
FLUID JET AMPLIFIER
A fluid amplifier is provided in which fluid is peeled off the power jet when control nozzle pressure exceeds a prescribed magnitude. The peeled-off fluid is redirected at such an angle as to tend...
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3580265 |
BISTABLE FLUIDIC AMPLIFIER
This bistable fluidic amplifier has a converging-diverging, beam- or power-jet-forming inlet nozzle, the diverging sides being extended to form an interaction chamber with laterally spaced output...
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3578012 |
FLUERIC DEVICE
A flueric device comprising a deflection chamber having at least two outlet receivers and a supply nozzle adapted to introduce supersonic fluid flow into said deflection chamber. Control means are...
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3568699 |
LEADING AND/OR TRAILING EDGE PULSE SHAPER
A simple three element fluidic leading edge and/or trailing edge pulse shaper is supplied which in response to an input signal pulse of predetermined duration produces a sharp pressure pulse at the...
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3540463 |
FLUIDIC DEVICES WITH IMPROVED TEMPERATURE CHARACTERISTICS
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3529612 |
PULSE FREQUENCY CONVERTER
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3527240 |
PARAMETRIC LUMPED CIRCUIT FLUID AMPLIFIER
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3524461 |
FLUID LOGIC ELEMENT
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3524459 |
ELECTROLYTIC FLUID AMPLIFIER
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3519007 |
INHIBITED OR-NOR GATE
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3499459 |
FLUERIC STALL SENSOR CIRCUIT
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3495609 |
FLUID INDUCTION AMPLIFIER
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3461898 |
FLUID PULSE DEVICE
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3448752 |
FLUID OSCILLATOR HAVING VARIABLE VOLUME FEEDBACK LOOPS
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3442279 |
SELF-BIASED PURE FLUID AMPLIFIER
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3442278 |
TEMPERATURE SENSITIVE SWITCH
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3425431 |
CONTROL APPARATUS AND METHODS
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3399688 |
Mechanically entrained fluidic oscillator
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3379203 |
Pure fluid amplifier having positive and negative output pressures
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3374799 |
Fluid flow control system
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3366131 |
Fluid logic element
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3361149 |
Use of liquid helium in hydraulic computers
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