ClassID:

140406

F02K7/20 - CPC Classification

Classification description:

Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof characterised by having ram-action compression, i.e. aero-thermo-dynamic-ducts or ram-jet engines Composite ram-jet/pulse-jet engines

Recent Application in this class:
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2026-02-19

Pulsed-Plasma-Discharge Engine and its Method of Operation

#2
20230323809
2023-10-12

Combined cycle propulsion system for hypersonic flight

#3
20230213193
2023-07-06

Engine with rotating detonation combustion system

#4
20230213192
2023-07-06

Engine with rotating detonation combustion system

#5
20230133001
2023-05-04

System and method for ram air intake for pulse combustors

#6
20200182195
2020-06-11

JET ENGINE WITH CONTINUOUS AND DISCONTINUOUS IMPULSE

#7
20190264917
2019-08-29

Engine with rotating detonation combustion system

#8
20180355793
2018-12-13

Hybrid combustor assembly and method of operation

#9
20160076448
2016-03-17

Air inlet arrangement and method of making the same

#10
20150377060
2015-12-31

Airflow modulation system and method

#11
20140196460
2014-07-17

Ramjet including a detonation chamber and aircraft comprising such a ramjet

#12
20130177392
2013-07-11

Aircraft airflow modulation system and method

#13
20130087109
2013-04-11

Engine

#14
20130042922
2013-02-21

Air inlet arrangement and method of making the same

#15
20120107754
2012-05-03

Combustor having an acoustically enhanced ejector system

#16
20120100495
2012-04-26

Pulse combustor including acoustic elements

#17
20110036067
2011-02-17

Airflow modulation for dual mode combined cycle propulsion systems

#18
20080223045
2008-09-18

Pulse jet engine having an acoustically enhanced ejector system

#19
18904832
2026-02-24

Inlet bleed diversion through rotating detonation rocket engine

#20
18474418
2024-09-17

Pulsed-plasma-discharge engine and its method of operation