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| Number | Title | Issue Date |
| 7762071 | Injection device for combustion chambers of liquid-fueled rocket engines An injection device including at least one injection plate adjacent a combustion space of a combustion chamber, and at least one first injection nozzle including a first entry bore having a first discharge into the combustion chamber, and a first orifice bore, havin... | 07/27/2010 |
| 7682415 | Device for the intermediate storage of condensation water A device for intermediate storage of condensation water includes a swirl body which causes an inflowing air-water mixture to rotate, and a venturi tube through which the air-water mixture leaves the device. A ring groove in which water accumulates because of the swi... | 03/23/2010 |
| 7621291 | Fuel tank with specialized tank outlet for spacecraft A fuel tank of a spacecraft stores a liquid fuel and a pressurized propellant gas that drives the fuel out of the tank though a fuel extraction arrangement including a reservoir or fuel collection container and a tank outlet. A spiraling or J-shaped or hook-shaped f... | 11/24/2009 |
| 7603843 | Combustion chamber comprising a cooling unit and method for producing said combustion chamber A combustion chamber for expelling a hot gas stream from a rocket engine includes a combustion chamber wall and a plurality of cooling channels arranged inside the combustion chamber wall and configured to receive a flow of a cooling medium. Each cooling channel def... | 10/20/2009 |
| 7571610 | Extendible exhaust nozzle bell for a rocket engine Extendible exhaust nozzle bell for rocket engine of aircraft or spacecraft includes a first part with smaller diameter fixedly arranged on motor of engine and a second part with larger diameter arranged in flexible manner with respect to first part. In a front stowe... | 08/11/2009 |
| 7503431 | Mechanical rotational drive A mechanical rotational drive has a bar-like torsion element, whereby the torsion element is firmly clamped with a first end in a bearing device. The torsion element can be pivoted with a second free end with respect to the clamped end about the longitudinal axis, f... | 03/17/2009 |
| 7478742 | Method for brazing ceramic surfaces A method for producing a brazed joint having at least one of a metal/ceramic joint and a ceramic/ceramic joint. The method includes forming bores in at least one ceramic surface to be brazed, and the bores have an average diameter of greater than 550 μm. The instan... | 01/20/2009 |
| 7445183 | Apparatus with axis-parallel tension cables for ejecting a spin-stabilized body from a spacecraft An apparatus for ejecting a flying body (e.g. payload recovery container) from a spacecraft includes a first ring to be secured to the spacecraft, a cable winding device that is arranged on a second ring and that is releasably engageable with the flying body, and te... | 11/04/2008 |
| 7445182 | Apparatus with helical tension cables for ejecting a spin-stabilized body from a spacecraft An apparatus for ejecting a flying body such as a payload recovery container from a spacecraft includes a first ring to be releasably engaged with the flying body, a second ring to be secured to the spacecraft, and tension cables extending between and interconnectin... | 11/04/2008 |
| 7423767 | Method and apparatus for transmitting energy via a laser beam To transmit energy without direct mechanical or electrical contact, a transmitter unit emits a laser beam onto a radiation receiver of a receiver unit including a photovoltaic cell arrangement surrounded by a ring-shaped reflector. A portion of the laser beam is ref... | 09/09/2008 |
| 7396182 | Non-explosive device for releasably securing components An arrangement for releasably securing or connecting together at least two components includes a securing element that interconnects the components and that can be melted, thermally decomposed or otherwise separated by applying heat thereto. The securing element is ... | 07/08/2008 |
| 7395832 | Fuel tank for spacecraft A fuel tank for a spacecraft stores a liquid fuel and a pressurized propellant gas that drives the fuel out of the tank through a fuel extraction arrangement including a reservoir or collection container and a tank outlet. The collection container bounds a fuel rese... | 07/08/2008 |
| 7322560 | Coaxial valve A coaxial valve includes a valve box having an inlet opening, an outlet opening, and a common flow channel. An axially movable cylindrical valve casing has an opening for a fluid inlet port and an opening for a fluid outlet port, both of which are joined up in the f... | 01/29/2008 |
| 7299636 | Extendible exhaust nozzle bell for a rocket engine An exhaust nozzle bell for a rocket engine including a first part arranged on a motor of the rocket engine, and a second part coupled to the first part. The second part having a stowed position in which the second part surrounds the first part and is positioned clos... | 11/27/2007 |
| 7293402 | Injection head for a liquid-propelled rocket engine An injection head for a liquid-propelled rocket engine has a plurality of first and second injection bores for injecting jets of first and second propellant constituents, respectively, into the combustion chamber of a rocket engine, with mutual mixing of propellant ... | 11/13/2007 |
| 7207525 | Apparatus for grasping objects in space A remotely controlled apparatus for grasping an object such as a satellite in space includes a free-flying grasper unit connected by a selectively extendable cable to an orbital platform. The orbital platform and the grasper unit are preferably each independently pr... | 04/24/2007 |
| 7195206 | Apparatus and method for servicing and inspecting small free-flying platforms in orbit in space A small, substantially spherical, free-flying utility platform for use in space can be docked, inspected and serviced in an apparatus including a container with a chamber therein mounted on the outside of a space vehicle or space station. A motorized closing mechani... | 03/27/2007 |
