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Class Information
Number: 244/73R
Name: Aeronautics > Aircraft propulsion > Fluid

Sub-classes under this class:

Class Number Class Name Patents
244/74 Explosive jet 18
244/73C Radial outward and downward flow 15
244/73B Vacuum induced by radial flow 16

Patents under this class:

Patent Number Title Of Patent Date Issued
8662441 Unmanned aerial vehicle launch system Mar. 4, 2014
8636247 Closed gas generator and micro power unit including the same Jan. 28, 2014
8256706 Integrated hypersonic inlet design Sep. 4, 2012
7798423 Integrated engine exhaust systems and methods for drag and thermal stress reduction Sep. 21, 2010
7669785 Integrated engine exhaust systems and methods for drag and thermal stress reduction Mar. 2, 2010
7543451 Aircraft engine exhaust shroud Jun. 9, 2009
7500351 Gas turbine powerplant Mar. 10, 2009
7407132 Method of steering aircraft by moving the stagnation point and aircraft using the method Aug. 5, 2008
7364115 System and method for controlling engine RPM of a ducted fan aircraft Apr. 29, 2008
7364118 Propulsion arrangement Apr. 29, 2008
7287725 Missile control system and method Oct. 30, 2007
7104499 Rechargeable compressed air system and method for supplemental aircraft thrust Sep. 12, 2006
7012233 Thrust vectoring a flight vehicle during homing using a multi-pulse motor Mar. 14, 2006
6857600 Infrared suppressing two dimensional vectorable single expansion ramp nozzle Feb. 22, 2005
6837456 Microjet based control system Jan. 4, 2005
6502787 Convertible vertical take-off and landing miniature aerial vehicle Jan. 7, 2003
6405976 Counter-rotation disc lift device Jun. 18, 2002
6290184 Flying craft with water and air propulsion source Sep. 18, 2001
6250586 Apparatus and method for controlling the motion of a solid body or fluid stream Jun. 26, 2001
6227486 Propulsion system for earth to orbit vehicle May. 8, 2001
6070830 Faceted exhaust nozzle Jun. 6, 2000
5996936 Fluidic throat exhaust nozzle Dec. 7, 1999
5947412 Jet engine noise suppressor assembly Sep. 7, 1999
5586735 Two-dimensional supersonic and hypersonic air intake, with three movable ramps, for the combustion air of an aircraft engine Dec. 24, 1996
5511044 Thrust producing apparatus Apr. 23, 1996
5505408 Differential yoke-aerofin thrust vector control system Apr. 9, 1996
5295645 Aircraft variable geometry nozzle Mar. 22, 1994
5186390 Propelling nozzle Feb. 16, 1993
5147429 Mobile airborne air cleaning station Sep. 15, 1992
5135184 Propellant utilization system Aug. 4, 1992
4919364 Propulsion system for hypersonic flight Apr. 24, 1990
4848701 Vertical take-off and landing aircraft Jul. 18, 1989
4817890 Multiple-propellant air vehicle and propulsion system Apr. 4, 1989
4451015 Jet engine two dimensional, asymmetric afterburner nozzle May. 29, 1984
4362280 Method and apparatus for reducing destructive effects of tornados Dec. 7, 1982
4343446 V/STOL Aircraft Aug. 10, 1982
4273302 Aircraft with counterrotating members Jun. 16, 1981
4230292 Propulsion/control for VTOL vehicle Oct. 28, 1980
4214722 Pollution reducing aircraft propulsion Jul. 29, 1980
4196585 Ejector-type engine thrust augmentor Apr. 8, 1980

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