About 20 results
https://drivepatents.com/patents/989551 · 19 Jun 2013
The aggregate has a liquid-conveying piston pump provided for liquid gases, and a connector (11) provided in proximity of a lower dead center (12) of movement of a piston (3). The connector is releasable by movement of the piston and impinged with low pres...
https://drivepatents.com/patents/989542 · 19 Jun 2013
The engine has a combustion chamber (3), where a control device controls a mass flow to the chamber. The engine is operated with gaseous fuel, which contains reacting gas i.e. vapor of cryogenically stored liquid gas. The liquid gas is liquid hydrogen and ...
https://drivepatents.com/patents/990278 · 29 May 2013
The stage rocket has a tank (3) for separate storage of fuel and oxidant. A portion (2b) of an engine thrust stand (2) is arranged inside the tank. The portion of the engine thrust stand is formed within the tank in a completely closed manner such that reg...
https://drivepatents.com/patents/990233 · 29 May 2013
An indoor navigation and localisation system, in particular emergency case navigation and localisation system, preferably in a building (1), having a plurality of stationary transmitters (22', 24') adapted to transmit localisation signals and at least one ...
https://drivepatents.com/patents/999133 · 22 Aug 2012
The engine has three extensible nozzle expanders displaceably arranged against each other in a longitudinal direction of the engine. Interlinking upper, middle and lower cones (1-3) are lockable with each other in an extended state. Manually lockable locki...
https://drivepatents.com/patents/1009508 · 14 Sep 2011
The apparatus (1) has a position determining device (3) for determining a position and alignment of the apparatus and supplying signal representing the determined position and another signal representing the determined alignment to a processing unit (7). T...
https://drivepatents.com/patents/1010226 · 10 Aug 2011
The method involves connecting the two walls of the rocket combustion chamber with each other by a form closure. The cooling duct bars of the former wall intervene in the corresponding recesses of the latter wall for forming the form closure. The form clos...
https://drivepatents.com/patents/1012217 · 8 Jun 2011
The system (10) has a cylinder-shaped housing (11) comprising a retaining area (22) that is coupled with a pipeline of a fuel supply-line system (21). An elastic body (12) is arranged in the area and deformable by impact produced through flowing of fuel in...
https://drivepatents.com/patents/1104692 · 8 May 2002
The combustion chamber has a cooling unit and an inner combustion chamber wall. The wall has recesses, which are formed so that a stable border layer of the gas flow, which is formed near the inner wall when the combustion chamber is operational, is destab...
https://drivepatents.com/patents/1112429 · 13 Jun 2001
The method involves the use of at least four satellites (Sat1-Sat4), each fitted wit a synthetic aperture radar sensor, whereby the satellites orbit the earth at equal altitudes between 400 and 800 km and equal inclinations between 70 and 99 degrees and th...