|  | F |
SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

ENGINES AND PUMPS

|  | F02 |
COMBUSTION ENGINES (cyclically operating valves therefor, lubricating, exhausting, or silencing engines Fulltext... Hierarchy... Expanded...F01); HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

|  | F02K |
JET-PROPULSION PLANTS (nozzles in general Fulltext... Hierarchy... Expanded...B05B; arrangement or mounting of jet-propulsion plants in land vehicles or vehicles in general Fulltext... Hierarchy... Expanded...B60K; arrangement or mounting of jet-propulsion plant in waterborne vessels Fulltext... Hierarchy... Expanded...B63H; controlling aircraft, flight direction, or attitude by jet reaction Fulltext... Hierarchy... Expanded...B64C; arrangement or mounting of jet-propulsion plant in aircraft Fulltext... Hierarchy... Expanded...B64D; plants characterised by the power of the working fluid being divided between jet propulsion and another form of propulsion, e.g. propeller, Fulltext... Hierarchy... Expanded...F02B, Fulltext... Hierarchy... Expanded...F02C; features of jet-propulsion plants common to gas-turbine plant Fulltext... Hierarchy... Expanded...F02C)

|  | F02K |
Note(s) Attention is drawn to the notes preceding class Fulltext... Hierarchy... Expanded...F01. In this sub-class: The term "jet-propulsion plants" means plants using combustion to produce a fluid stream from which a propulsive thrust on the plants is obtained on the reaction principle.

|  | F02K 1/00 |
Plants characterised by the form or arrangement of a jet pipe or nozzle; Pipes or nozzles peculiar thereto

|  | F02K 1/02 |
· | Augmenting mass flow by introduction of ambient air

|  | F02K 1/04 |
· | Mounting of an exhaust cone in the jet pipe

|  | F02K 1/06 |
· | Varying effective area of jet pipe or nozzle

|  | F02K 1/08 |
· · | by axially moving a conical-shaped or other internal member

|  | F02K 1/10 |
· · | by distorting the jet pipe or nozzle

|  | F02K 1/12 |
· · | by means of pivoted flaps

|  | F02K 1/14 |
· · | by means of fluid jets

|  | F02K 1/16 |
· · | conjointly with another control

|  | F02K 1/18 |
· · | characterised by automatic variation

|  | F02K 1/20 |
· | Deflecting part of fluid stream from propulsive nozzles

|  | F02K 1/22 |
· | Other constructions of jet pipes

|  | F02K 1/24 |
· | Other constructions of nozzles

|  | F02K 1/26 |
· · | for noise of flame suppression (characterised by the power of the working-fluid being divided between jet-propulsion and another form of propulsion, e.g. propeller, Fulltext... Hierarchy... Expanded...F02B, Fulltext... Hierarchy... Expanded...F02C)

|  | F02K 3/00 |
Plants including a gas turbine driving a compressor or a ducted fan

|  | F02K 3/02 |
· | in which part of the working fluid by-passes the turbine and combustion chamber

|  | F02K 3/04 |
· · | the plant including ducted fans, i.e. fans with high volume, low-pressure outputs, for augmenting jet thrust

|  | F02K 3/06 |
· · · | the fan being connected to the compressor

|  | F02K 3/08 |
· | with preheat of the working-fluid; Control thereof

|  | F02K 3/10 |
· · | by after-burners

|  | F02K 3/12 |
· | characterised by having more than one gas turbine

|  | F02K 5/00 |
Plants including an engine, other than a gas turbine, driving a compressor or a ducted fan

|  | F02K 5/02 |
· | the engine being of the reciprocating-piston type

|  | F02K 7/00 |
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 (rockets Fulltext... Hierarchy... Expanded...F02K 9/00)

|  | F02K 7/02 |
· | the jet being intermittent, i.e. pulse jet

|  | F02K 7/04 |
· · | with resonant combustion chambers

|  | F02K 7/06 |
· · | with combustion chambers having valves

|  | F02K 7/08 |
· | the jet being continuous

|  | F02K 7/10 |
· | characterised by having ram-action compression, i.e. aero-thermo-dynamic-ducts or athodyds

|  | F02K 9/00 |
Rockets, i.e. plants carrying both fuel and oxidant therefor; Control thereof (fireworks, chemical composition of propellants Fulltext... Hierarchy... Expanded...C06D)

|  | F02K 9/02 |
· | the fuel being liquid or gaseous

|  | F02K 9/04 |
· | the fuel being solid

|  | F02K 9/06 |
· | Combinations, e.g. of multiple-stage type

|  | F02K 11/00 |
Other plants; Other details of plants; Other plant control

|  | F02K 11/02 |
· | Cooling not otherwise provided for, or of interest apart from, groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...F02K 1/00-F02K 9/00

|  | F02K 11/04 |
· · | by gases