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8079126 |
Friction stir welded bladder fuel tank
A method of fabricating a rolling bladder propellant tank assembly includes providing a pair of half-domes comprising a nanophase metallic material and a bladder formed of a ductile metallic...
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7654072 |
Method and apparatus for generating compressed air from liquefied air, for supplying compressed air to an engine
An engine unit, particularly for urban transport, comprising an engine (3) supplied with a compressed gas and having a expansion chamber (9), a liquid gas tank (28) in communication with the engine...
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6973773 |
Propellant supply device
A propellant supply device (10) is provided for a vehicle (11) having a main propulsion motor (12) and having an attitude control system (11) including a plurality of thrusters (14A, 14B, 14C, . ....
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6959536 |
Fuel pump metering system
The present invention provides a widely variable and yet precisely controlled system for metering the flow of fuel to an engine component. The present invention utilizes a plurality of solenoid...
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6581882 |
Low-thrust cryogenic propulsion module
The cryogenic propulsion module comprises a main cryogenic thruster (10), two attitude-controlling secondary thrusters (21, 22), tanks (31, 32, 33, 34) for feeding cryogenic propellants, a device...
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5852927 |
Integrated plasmatron-turbine system for the production and utilization of hydrogen-rich gas
An integrated plasmatron-turbine system which is capable of producing and utilizing clean burning hydrogen-rich gas is provided. The system may be incorporated into vehicles, stationary turbines,...
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5746050 |
Gaseous product delivery system
There is provided a system for the delivery of a gaseous product to a reaction chamber. The system includes a fuel tank containing a hypergolic liquid displaced from the fuel tank by a pressurized...
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5722232 |
Hybrid helium heater pressurization system and electrical ignition system for pressure-fed hybrid rockets
A system for pressurizing a liquid oxygen tank (20) in a pressure-fed hybrid rocket (100) provides pressure at a first end of the tank (20) so that liquid oxygen can exit the second end. A hybrid...
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5697212 |
Rocket propellant tank self-pressurization
A device for pressurizing at least one propellant tank feeding the combustion members of a space vehicle, the tank(s) being connected to one or more pipes for feeding said combustion members, and...
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5640844 |
Pressurization and control devices using high vapor pressure liquids
There is provided a system for expelling a liquid fuel component from a tank to a rocket engine utilizing a pressurized gas to displace the propellant. A pressurized high vapor pressure liquid is...
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5603211 |
Outer shear layer swirl mixer for a combustor
A swirl mixer for a fuel nozzle having a mixing duct comprising a center duct and two annular ducts located radially outward therefrom. Each duct has an air inlet and swirling vanes located...
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5471833 |
Rocket propellant pressurization system using high vapor pressure liquids
There is provided a system for expelling a liquid fuel component from a tank to a rocket engine utilizing a pressurized gas to displace the propellant. A pressurized high vapor pressure liquid is...
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5224343 |
Constant fuel supply device for a thruster
In a fuel supply system for a space missile or a spacecraft in which the thrusters are supplied with liquid or gaseous fuel from a fuel tank in which the tank pressure decreases continuously during...
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5222873 |
Fluid-driven reciprocating apparatus and valving for controlling same
A control valve assembly for alternately actuating a pair of fluid-driven free-piston devices by using fluid pressure communication therebetween. Each control valve is switched by a pressure signal...
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5207399 |
Vapor pressurization system for outer space
A cold vapor pressurization system for outer space vehicles that is used prior to and during engine burn to pressurize its fuel tank and oxidizer tank to produce the required engines net positive...
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5042365 |
Annular preloaded seal for a sliding piston in cylindrical tank
A peripheral sliding seal for sealing the liquid propellant in a cylindrical tank 10 containing a piston 14 for positive expulsion of the liquid propellant. The seal comprises a peripheral inward...
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4880185 |
Low pressure reaction control propulsion system for a spacecraft
A spacecraft propulsion system which integrates the function of the apogee kick motor (AKM) and reaction control system (RCS) is disclosed. In accordance with this invention, a pump-fed AKM is...
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4723736 |
Rocket staging system
An improved rocket staging system for missiles and the like wherein a carriage borne rocket engine assembly is sequentially employed within separate, generally aligned oxidizer stages which are...
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4664134 |
Fuel system for flight vehicle
A main storage tank (2) is pressurized by engine bleed air. A supply tank (12) communicates with tank (2) and with an engine feed line (50). A fluid impermeable expandable wall (34) separates tank...
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4538749 |
Non-circular rolling diaphragm liquid expulsion apparatus
A liquid expulsion apparatus 12 having a rolling diaphragm 20 conforming to the non-circular shape of the storage tank shelf 30, thereby increasing liquid storage capacity within the tank. A...
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4437590 |
Positive expulsion fluid storage tanks
There is disclosed in a positive expulsion fluid storage tank an improved pressure responsive diaphragm of the rolling inversion type. The diaphragm is of gradually increasing wall thickness...
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4385489 |
Fuel systems for gas generators
The invention provides a fuel supply system for a gas generator having a minimum of moving-part components and avoids highly-pressurized containers. The system comprises a pressurizable fuel...
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4321954 |
Gas pressurizer
A gas-pressurizer is disclosed. An enclosed canister surrounds a piercing chanism, over the end of a pressure-conducting pipe. The piercing mechanism is comprised of an end-cap with portals...
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4132165 |
Fuel supply system for a missile or the like
A missile is initially propelled through space by the burning of solid fuel in a combustor. The heat produced by the combustion of such fuel is used to vaporize a liquid, the pressurized vapor...
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4120151 |
Solid propellant pressurization of monopropellant fuel powered system
A pressurization system for a positive explosion tank in a monopropellant fuel powered system having a solid propellant device used to provide the gas pressure in the positive expulsion tank. A...
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4118929 |
Impaction augmented jet engine
An impaction augmented jet engine with a primary burner unit and a primary impaction/induction unit which separates a portion of the exhaust gases from the burner unit for recirculation thereto and...
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4074527 |
Self-contained power subsystem
A self-contained power subsystem having at least one actuator module containing at least one actuator, an expulsion tank module connected to the actuator module and a gas generator module connected...
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4033115 |
Emergency hydraulic power system (start bottle)
An emergency hydraulic power system for aircraft which becomes operable upon aircraft engine failure includes a hot gas turbine for driving a hydraulic pump, a decomposition chamber to provide hot...
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3973392 |
Pressure propellant generating system
A pressure propellant generating system for a power plant in a submarine vehicle, said propellant including a sea water component, the pressure of which can be regulated so as to vary the output of...
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3945203 |
Liquid-fueled rocket
A liquid-fueled rocket has a storage tank for the fuel components of a liquid fuel and the storage tank is able to communicate with the combustion chambers of the rocket via normally closed valves....
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3934512 |
Liquid fuel multistage rocket
This invention is a rocket which has a thrust stage located at the lowermost stage and an arbitrary number of propellant stages which are cut off in turn from a propellant stage located at the...
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3895746 |
Positive expulsion tank
The telescoped annular bands of a ductile metal bladder are subjected on one side to fluid pressure and caused to unroll along the folds at the ends of the bands so that the bladder is extended...
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3886733 |
Pneumatic energy source utilizing liquid oxygen
A source of pneumatic power is disclosed in which liquid oxygen and a liquified inert gas are stored within a dewar separated by a flexible membrane. The liquid oxygen is mixed in a combustion...
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3861141 |
FUEL PRESSURIZATION FOR MOMENTUM COMPRESSION RAMJET ENGINE
A momentum compression ramjet engine employing energy from a high velocity stream of gaseous fuel injected into the open inlet of the engine to accelerate and compress the air by momentum exchange....
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3842598 |
ROCKET POWER PLANT
A rocket assembly having a prepackaged power plant encompassed therein coising: a pressurizing source, a flexible oxidizer container positioned within a fuel tank, a thrust chamber, and means...
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3812671 |
ROCKET FUEL SUPPLY SYSTEM
A system for supplying a powdered fuel/oxidizer to rocket engines characterized as including a powdered fuel storage chamber and a system for fluidizing the fuel within the chamber and for...
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3807170 |
FUEL INJECTION SUBSYSTEM FOR SUPERSONIC COMBUSTION
A fuel injection subsystem for a missile having an engine provided with a edetermined fixed geometry for subsonic and supersonic operation. The subsystem utilizes both solid and liquid fuels to...
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3803858 |
GAS TRANSFER SYSTEM FOR LIQUID FUELS
Liquid fuels are transferred from a fuel tank by the pressure of a liquified cyrogenic gas vaporized by heat exchange with the liquid fuel.
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3722217 |
AUXILIARY HYDRAULIC POWER SUPPLY
An emergency hydraulic power supply for providing hydraulic power to an aircraft system in event of engine failure including a hydraulic pump, a hot gas turbine for driving the pump, a...
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3719054 |
LIQUEFIED GAS VAPORIZER ATTACHMENT FOR A PRESSURE BOTTLE
The attachment is securable to the outlet of a storage bottle for liquefied CO2 or other pressure liquefied gases. It houses a breech containing a solid fuel grain. Combustion gases flow from the...
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3708994 |
GAS GENERATOR AND CARTRIDGE THEREFOR
The gas generator includes a heat responsive means which communicates the reaction chamber with the liquified gas in the reservoir in order to pressurize and to flush out the liquified gas from the...
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3680310 |
STARTING DEVICE FOR MONOPROPELLANT GAS GENERATOR
A starting device for a monopropellant gas generator of a boot-strap type ving a metallic seal closing the monopropellant chamber comprising first and second concentrically mounted differential...
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3672165 |
METHOD OF FEEDING LIQUID PROPELLANTS TO GAS GENERATORS OR ROCKET COMBUSTION CHAMBERS AND FEEDING SYSTEM FOR PERFORMING THE METHOD
A method of feeding liquid monergolic propellants, either alone or with lid non-monergolic propellants, to gas generators or rocket combustion chambers, utilizes jet pumps, connected to propellant...
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3668868 |
PREPACKAGED LIQUID ROCKET POWERPLANT FEED SYSTEM
A propellant feed system for a rocket having mechanically linked pistons ached to longitudinally involuted rolling metal bladders. Each propellant tank contains a rolling metal bladder positive...
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3667216 |
PRESSURIZATION SYSTEM
A pressurization system for supplying a constant pressure source including a liquid propellant source, a reaction chamber for disposing the liquid propellant into a gasified product, a storage tank...
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3659788 |
JET NOZZLE ASSEMBLY
A jet nozzle assembly comprises a housing having a curved bearing surface which provides a seating for a complementary surface of a universally swivellable nozzle member through which in operation...
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3645094 |
FUEL-PUMPING SYSTEM WITH VORTEX-TYPE FLOW RESISTOR
A fuel-pumping system for a gas turbine engine includes a jet pump in the fuel tank, a boost pump, a pressure pump, and a fuel control to control the fuel supply from the pressure pump to the...
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3640083 |
GENERATOR OF COOL WORKING GASES
Hot pressure gases are generated by burning a solid fuel grain. A portion of the gases are used to pressure feed a liquid from its storage chamber into a mixing zone. The remainder of the hot gases...
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3638669 |
CANTILEVERED BREAKAWAY FUEL AND OXIDIZER RELEASE
A normally closed propellant isolation valve utilized in a missile propuln system is actuated by propellant tank pressure to rupture a diaphragm and allow pressurized gas to flow into a cavity...
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3635030 |
DEVICE FOR PRODUCING BURNABLE GASES FOR THRUST ENGINES
Burnable gases under pressure for operating engines such as thrust engines and particular rocket and ramjet engines are produced by arranging together two solid propellant charges, one of which...
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