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4539471 |
Hydraulic counting cell
A hydraulic recalculating cell has a substantially vertical inlet portion, an inclined portion connected by its lower end with a lower end of the inlet portion, a further substantially vertical...
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4224964 |
Binary fluidic counter
A binary fluidic counter which produces two outputs, each having a frequency one-half the frequency of the supply. The counter incorporates a pair of bi-stable fluidic amplifiers, the first...
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4150561 |
Employing a fluidic oscillator, for determining the constituent gases of a gas mixture
In order to determine the constituent gases of a gas mixture, the test gas is employed as the working fluid for an astable fluidic oscillator in a series of runs taken at different temperatures....
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3943855 |
Computer for missile
1. A fluid fuze comprising: A. a fluid detector, B. a pure fluid computer, said computer having an input connected to said uid detector and an output, C. said pure fluid computer including a...
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3825739 |
HIGH SPEED FLUIDIC DEVICES
This invention relates to a binary accumulator stage consisting of pure fluid bistable and OR-NOR elements. The stage is joined with other similar stages to form a binary accumulator. Each stage...
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3794055 |
TECHNIQUES FOR BI-DIRECTIONAL FLUID SIGNAL TRANSMISSION
Reliable bi-directional transmission of binary fluid signals over a single transmission path is achieved by utilizing opposite polarity pressure pulses to represent respective binary states. A...
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3786838 |
FLUID MULTI-AND LOGICAL CIRCUIT
Disclosed herein in a MULTI-AND fluid logic circuit comprising essentially f a conventional fluid amplifier having a power source, first and second control channels and first and second output...
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3779673 |
FLUID STEPPER MOTOR
A stepper motor of the type in which fluidic logic cooperates with a fluidic actuator to produce a rapid high torque positional displacement of the actuator's output member, the fluidic logic in...
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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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3706227 |
PNEUMATIC THERMOMETER
A pneumatic thermometer is disclosed having a fluid operated oscillator in which the frequency is sensitive to temperature changes. The oscillator is of an open type and contains a stilling chamber...
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3704719 |
FREQUENCY RESPONSIVE FLUID SWITCH
A frequency responsive fluid switching circuit including a fluidic AND gate and a delay line, for producing an output signal when the period of an applied fluid pulse train substantially equals the...
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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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3698632 |
FLUIDIC ADDER-SUBTRACTER UTILIZING THRESHOLD LOGIC
A fluidic adder-subtracter stage utilizing the principles of threshold logic. This circuit consists of two fluidic threshold gates, a first having three inputs and a second having four inputs. The...
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3661163 |
FLUID DISTRIBUTORS
According to one aspect of the present invention a flow distributor comprises a series of fluid switch devices each adapted to receive a respective input flow, coupling paths connecting the devices...
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3646951 |
FLUIDIC DEVICES WITH A NEGATIVE PRESSURE GENERATING VENTURI
Fluidic devices having a fluid inlet, first and second fluid passages having outlets, means for generating a negative pressure in reference to atmospheric pressure at the second fluid passage as...
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3645442 |
FLUIDIC COUNTER
A fluidic binary counter stage requires only two fluidic elements; a flip-flop and an OR/NOR gate. Input pressure pulses set the flip-flop, the reset output from which remains applied to the OR/NOR...
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3643861 |
FLUIDIC THRESHOLD GATE
A fluidic logic gate utilizing the principles of threshold logic. This type of fluidic gate, which realizes complex logical functions with fewer gates than conventional fluidic logic gates,...
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3642017 |
SHOCK WAVE SENSOR
As the shock wave in a diffuser passes over a pressure sensing orifice it uses a self-biased fluid amplifier to change state. The position of the shock wave within the diffuser may be determined by...
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3638856 |
WHEEL SLIP DETECTOR HAVING FLUID LOGIC DEVICES
A fluidic wheel slip detector circuit for monitoring the synchronization or relative frequency of rotation of wheel/axle units of a railway vehicle by comparing the relative condition of a pair of...
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3633392 |
FLUIDIC COMBINATION LOCK
This invention relates to a fluidic device for determining the occurrence of a predetermined sequence of digits of a rotatable dial and the direction of rotation of the dial to control selectively...
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3626473 |
FLUIDIC MEDIAN SELECTOR
A fluidic median signal selector circuit including means for comparing signals, logic means, and signal-switching means, whereby the one of three input signals which is median in value is passed to...
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3621167 |
PISTON SWITCH CONTROLLED BY FLUID AMPLIFIER WITH TIME DELAY
A fluid oscillator actuator having a bistable fluid amplifier including low- and high-speed circuits, and an actuator portion including a fluid motor responsive to the fluid amplifier is shown and...
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3621229 |
FLUIDIC BINARY COMPARATOR UTILIZING THRESHOLD GATES
A fluidic binary comparator utilizing the principles of threshold logic. A plurality of fluid signals constituting the bits of first and second binary numbers are coupled to the input terminals of...
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3613707 |
FLUIDIC SWITCHING CIRCUITS
The invention relates to a fluidic pressure-ratio switching system, which gives an output pressure signal when one control pressure is higher than another in which the output pressure is a high of...
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3603337 |
FLUIDIC SWITCHING CIRCUIT
The invention relates to a fluidic pressure-ratio switching circuit, which gives an output signal only when one of a pair of input signals is higher than another. A fluidic bistable device performs...
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3598135 |
FLUID PULSE RESPONSIVE IMPACTING STREAM APPARATUS
A pair of aligned and opposed main stream nozzles in the opposite end of a rectangular chamber establishes a lateral impacting streamflow within an exit chamber portion having lateral parallel...
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3598310 |
COUNTING APPARATUS AND METHOD
Spaced fluidic sensors serially sense relatively moving containers, the first sensor being actuated to direct fluid pressure to a counter and the second sensor being actuated to divert fluid...
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3589181 |
WEB TENSIOMETER
A tensiometer for measuring the tension in a web is mounted between the walls of two spaced frame members and includes a roll, having a surface over which the web moves. The roll is mounted on a...
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3589601 |
FLUIDIC BINARY COUNTER
The subject fluidic binary counter includes a bistable fluid amplifier with ` 0` and ` 1` state output ports, a pair of fluidic AND gates, a pair of fluidic NOT elements, a signal generator, and...
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3584635 |
SETTABLE FLUIDIC COUNTER
A settable fluidic binary counter stage which includes a pair of pure fluidic amplifiers. The outputs of the first fluidic amplifier are fed back with resistors in the path thereof to the control...
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3580499 |
FLUIDIC SLIP-RESOLVER SYSTEM
A fluidic system for monitoring relative frequency variations between two fluid pulse trains includes a fluidic clock pulse generator, a fluidic time synchronization circuit, a fluidic...
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3576291 |
VORTEX ANALOG TO DIGITAL CONVERTER HAVING TIME MODULATED OUTPUT
An apparatus for converting an analog control signal to a digital signal in a fluid system, wherein the apparatus comprises: a vortex device in combination with a complementary flip-flop which...
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3562506 |
FLUIDIC DECIMAL DECODING DEVICE
A pure fluid digital decoding device operated in a decimal code basis so that both the operation and the construction cost of pure fluidic systems can be greatly simplified is shown. The present...
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3562507 |
PURE FLUID SHIFT REGISTER
A pure fluid shift register including a pair of series connected circuit elements, each of which comprises an amplifier gate and a binary storage stage with each gate having two opposed control...
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3561676 |
FLUIDIC NUMERIC COMMUNICATOR
A fluidic numeric display device which receives a digitally coded output from a fluidic circuit such as a counter and displays its numerical equivalent. A rotatable numbered cylinder is coded by...
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3556118 |
FLUIDIC SHIFT REGISTER
A shift register employing a three input AND element, the outputs of which may be used as controls of a conventional fluidic flip-flop. By using the three element AND gate, the power levels of the...
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3556119 |
ELECTRO-FLUERIC VALVE
A flueric device for channeling fluids into one of three outlet passageways n response to an electrical command. A chamber having three outlet channels is bisected by a metal leaf which is...
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3554205 |
BINARY COUNTER
A high recovery rate binary counter having high-pressure sensitivity and independence to output loading. The counter embodies a bistable fluid amplifier, two exclusive gates, and a fluid pulse...
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3543779 |
FLUIDIC AIR GAUGE SIGNAL AMPLIFICATION AND DISPLAY CIRCUIT
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3534756 |
FLUID BINARY COUNTER STAGE
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3531985 |
FLUIDIC SPEED AND DIRECTION TRANSDUCER
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3528444 |
FLUIDIC DIGITAL CONTROLLER
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3527403 |
COUNTER-COMPARATOR SYSTEM
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3508565 |
FLUID DEVICE
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3503411 |
PURE FLUID AUTOMATIC CARGO CONTROL SYSTEM
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3503423 |
FLUIDIC SIGNAL SELECTOR
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3503551 |
DISPLAY APPARATUS
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3502257 |
CARDBOARD PACKAGE OF ORTHOGONAL PRISMATIC SHAPE
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3502094 |
FLUID LOGIC CIRCUIT
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3500845 |
PNEUMATIC TRIGGER
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