Russian version

Home page

Search:

For contact - E-mail

[an error occurred while processing this directive]
To add or edit advertisment:     e-mail:     password:
IPC 7
F02D-F02D04500

SECTION F – MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING


F 02COMBUSTION ENGINES (cyclically operating valves therefor, lubricating, exhausting, or silencing engines F01); HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS


F 02 DCONTROLLING COMBUSTION ENGINES (vehicle fittings for automatically controlling vehicle speed B60K 31/00; cyclically operating valves for combustion engines F01L; controlling combustion engine lubrication F01M; cooling internal-combustion engines F01P; supplying combustion engines with combustible mixtures or constituents thereof, e.g. carburettors, injection pumps, F02M; starting of combustion engines F02N; controlling of ignition F02P; controlling gas-turbine plants, jet-propulsion plants, or combustion-product engine plants, see the relevant subclasses for these plants) [4]


Notes

(1)In this subclass, the following term or expression is used with the meanings indicated:

 "fuel injection" means the introduction of a combustible substance into a space, e.g. cylinder, by means of a pressure source, e.g. a pump, continuously or cyclically acting behind the substance;

 "supercharging" means supplying to the working space, e.g. cylinder, combustion-air pressurised by means of a pressure source, e.g. a pump.

(2)Attention is drawn to the Notes preceding class F01.

(3)In this subclass, electrical aspects of control arrangements are classified in groups F02D 41/00 to F02D 45/00.  [4]


Subclass Index

CONTROLLING COMBUSTION ENGINES IN GENERAL 

Characterised by action on engine operation 

on injection: general; low pressure; other means 

F02D 1/00; F02D 3/00; F02D 7/00 

by throttling air or fuel-and-air induction or exhaust 

F02D 9/00 

on valve-operating cycle; varying compression ratio 

F02D 13/00; F02D 15/00 

cutting-out cylinders, rendering engines inoperative or idling 

F02D 17/00 

on delivery of fuel or combustion-air, not otherwise provided for 

F02D 33/00 

on two or more associated functions not otherwise provided for 

F02D 37/00 

Characterised by initiating or actuating means 

non-automatic initiation, e.g. by operator 

F02D 11/00 

initiation by speed-sensing governors or by interior or exterior conditions, not otherwise provided for 

F02D 31/00, F02D 35/00 

Programme control 

F02D 28/00 

CONTROL OF PARTICULAR ENGINES 

engines: characterised by fuel; by combustion medium used; by supercharge 

F02D 19/00; F02D 21/00; F02D 23/00 

co-operating engines; reversible engines; engines driving vehicle or particular devices 

F02D 25/00; F02D 27/00; F02D 29/00 

OTHER CONTROL 

Non-electrical 

F02D 39/00 

Electrical 

F02D 41/00 to F02D 45/00 



Controlling, e.g. regulating, fuel injection (peculiar to engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures F02D 19/00; peculiar to supercharged engines F02D 23/00; automatic controllers for prime movers, in general G05D)


1/

00Controlling fuel-injection pumps, e.g. of high-pressure injection type (F02D 3/00 takes precedence) [2]

1/

02.not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered

1/

04..by mechanical means dependent on engine speed, e.g. using centrifugal governors (F02D 1/08 takes precedence)

1/

06..by means dependent on pressure of engine working fluid (F02D 1/08 takes precedence)

1/

08..Transmission of control impulse to pump control, e.g. with power drive or power assistance

1/

10...mechanical

1/

12...non-mechanical, e.g. hydraulic

1/

14....pneumatic

1/

16.Adjustment of injection timing (F02D 1/02 takes precedence)

1/

18..with non-mechanical means for transmitting control impulse; with amplification of control impulse


3/

00Controlling low-pressure fuel injection, i.e. where the air-fuel mixture containing fuel thus injected will be substantially compressed by the compression stroke of the engine, by means other than controlling only an injection pump (carburettors F02M) [2]

Note

 When the control apparatus or system forms part of the low-pressure fuel-injection apparatus it is classified in group F02M 69/00.  [5]

3/

02.with continuous injection or continuous flow upstream of the injection nozzle  [2]

3/

04.Controlling fuel injection and carburation, e.g. of alternative systems


7/

00Other non-electrical fuel injection control  [4]

7/

02.Controlling fuel injection where fuel is injected by compressed air



9/

00Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits

9/

02.concerning induction conduits (throttle valves, or arrangements thereof in conduits F02D 9/08)

9/

04.concerning exhaust conduits (throttle valves, or arrangements thereof in conduits F02D 9/08)

9/

06..Exhaust brakes

9/

08.Throttle valves specially adapted therefor; Arrangements of such valves in conduits (throttle valves modified for use in, or arranged in, carburettors F02M; throttle valves in general F16K)

9/

10..having pivotally-mounted flaps

9/

12..having slidably-mounted valve-members; having valve-members movable longitudinally of conduit

9/

14...the members being slidable transversely of conduit

9/

16...the members being rotatable

9/

18..having elastic-wall valve-members


11/

00Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated (specially for reversing F02D 27/00; arrangement or mounting of prime-mover control devices in vehicles B60K 26/00; conjoint control of engines and units of another kind, e.g. clutches, gearings, brakes, B60K 41/00, e.g. B60K 41/20) [2,5]

11/

02.characterised by hand, foot, or like operator controlled initiation means  [5]

11/

04.characterised by mechanical control linkages (with power drive or assistance F02D 11/06)  [5]

11/

06.characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance  [5]

11/

08..of the pneumatic type  [5]

11/

10..of the electric type  [5]


13/

00Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing (modifying valve gear F01L)

13/

02.during engine operation

13/

04..using engine as brake

13/

06..Cutting-out cylinders

13/

08.for rendering engine inoperative or idling


15/

00Varying compression ratio (modifying valve-gear F01L)

15/

02.by alteration or displacement of piston stroke

15/

04.by alteration of volume of compression space without changing piston stroke


17/

00Controlling engines by cutting-out individual cylinders; Rendering engines inoperative or idling (controlling or rendering inoperative by varying inlet or exhaust valve operating characteristics F02D 13/00)

17/

02.Cutting-out (cutting-out engines in multiple-engine arrangements F02D 25/04)

17/

04.rendering engines inoperative or idling, e.g. caused by abnormal conditions (dependent on lubricating conditions F01M 1/22; dependent on cooling F01P 5/14)


Controlling peculiar to specified types or adaptations of engines


19/

00Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures (the non-fuel substances being gaseous F02D 21/00)

19/

02.peculiar to engines working with gaseous fuels (apparatus, or control parts thereof, for mixing gas and air F02M)

19/

04.peculiar to engines working with solid fuels, e.g. pulverised coal

19/

06.peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed

19/

08..simultaneously using pluralities of fuels (F02D 19/12 takes precedence)

19/

10...peculiar to compression-ignition engines in which the main fuel is gaseous

19/

12.peculiar to engines working with non-fuel substances or with anti-knock agents, e.g. with anti-knock fuel (apparatus, or control parts thereof, for delivering such substances or agents F02M)


21/

00Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas

21/

02.peculiar to oxygen-fed engines

21/

04..with circulation of exhaust gases in closed or semi-closed circuits

21/

06.peculiar to engines having other non-fuel gas added to combustion-air

21/

08..the other gas being the exhaust gas of engine (circulation of exhaust gas in oxygen-fed engines F02D 21/04)

21/

10..having secondary air added to fuel-air mixture (apparatus, or control parts thereof, for delivering secondary air F02M)


23/

00Controlling engines characterised by their being supercharged

23/

02.the engines being of fuel-injection type


25/

00Controlling two or more co-operating engines

25/

02.to synchronise speed

25/

04.by cutting-out engines


27/

00Controlling engines characterised by their being reversible

27/

02.by performing a programme


28/

00Programme-control of engines (programme-control specific to a type or purpose covered by one of the groups of this subclass, except groups F02D 29/00, F02D 39/00, or by one group of another subclass, e.g. of F01L, see that group) [2]


29/

00Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto (conjoint control of engines and units of another kind B60K 41/00, e.g. B60K 41/20) [2]

29/

02.peculiar to engines driving vehicles; peculiar to engines driving variable-pitch propellers  [2]

29/

04.peculiar to engines driving pumps

29/

06.peculiar to engines driving electric generators


Other non-electrical control of engines  [4]


31/

00Use of speed-sensing governors to control combustion engines, not otherwise provided for


33/

00Controlling delivery of fuel or combustion-air, not otherwise provided for

33/

02.of combustion-air


35/

00Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for

35/

02.on interior conditions


37/

00Controlling conjointly two or more functions of engines, not otherwise provided for

37/

02.one of the functions being ignition (ignition control per se F02P)


39/

00Other non-electrical control  [4]

39/

02.for four-stroke engines

39/

04.for engines with other cycles than four-stroke, e.g. two-stroke

39/

06.for engines adding the fuel substantially at end of compression stroke

39/

08.for engines adding the fuel substantially before compression stroke

39/

10.for free-piston engines; for engines without rotary main shaft


Electrical control of combustion engines  [4]

Notes

(1)Groups F02D 41/00 to F02D 45/00 cover electrical aspects of electrically controlled devices.  [6]

(2)Groups F02D 41/00 to F02D 45/00 do not cover:  [6]

 non-electrical aspects of electrically controlled devices, which are covered by groups F02D 1/00 to F02D 39/00 or by subclass F02M;  [6]

 both electrical and non-electrical aspects of electrically controlled devices, which are covered by groups F02D 1/00 to F02D 39/00 or by subclass F02M.  [4,6]


41/

00Electrical control of supply of combustible mixture or its constituents (F02D 43/00 takes precedence) [4]

41/

02.Circuit arrangements for generating control signals  [4]

41/

04..Introducing corrections for particular operating conditions (F02D 41/14 takes precedence)  [4]

41/

06...for engine starting or warming up  [4]

41/

08...for idling (F02D 41/06, F02D 41/16 take precedence)  [4]

41/

10...for acceleration  [4]

41/

12...for deceleration  [4]

41/

14..Introducing closed-loop corrections  [4]

41/

16...for idling  [4]

41/

18..by measuring intake air flow (measuring flow, in general G01F)  [4]

41/

20.Output circuits, e.g. for controlling currents in command coils (current control in inductive loads in general H03K 17/64)  [4]

41/

22.Safety or indicating devices for abnormal conditions  [4]

41/

24.characterised by the use of digital means  [4]

41/

26..using computer, e.g. microprocessor  [4]

41/

28...Interface circuits  [4]

41/

30.Controlling fuel injection  [4]

41/

32..of the low pressure type  [4]

41/

34...with means for controlling injection timing or duration (ignition timing F02P 5/00)  [4]

41/

36...with means for controlling distribution (arrangement of ignition distributors F02P 7/00)  [4]

41/

38..of the high pressure type  [4]

41/

40...with means for controlling injection timing or duration  [4]


43/

00Conjoint electrical control of two or more functions, e.g. ignition, fuel-air mixture, recirculation, supercharging, exhaust-gas treatment (electrical control of exhaust gas treating apparatus per se F01N 9/00) [4]

43/

02.using only analogue means  [4]

43/

04.using only digital means  [4]


45/

00Electrical control not provided for in groups F02D 41/00 to F02D 43/00 (electrical control of exhaust gas treating apparatus F01N 9/00; electrical control of one of the functions: ignition, lubricating, cooling, starting, intake-heating, see the relevant subclasses for such functions) [4]


  
 

Copyright SciTecLibrary


To add the material   Terms of registration   Terms for placing technology, inventions, productions & other informations   Price list

You always can buy kamagra online now!
A few occasions when such websites were giving away Free Viagra Trial as real pills intended for door-to-door.