| Outline |
Indent Level
| |
| Color | Curly Brackets (indicating CPC extensions to IPC) | |
CPC | COOPERATIVE PATENT CLASSIFICATION | |||||||
 | SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF (charging such engines F02B) NOTE -
WARNING -
|
| Guide Heading: | Carburettors (for gaseous fuels F02M 21/00; combined with low-pressure fuel-injection apparatus F02M 71/00) |
| F02M 1/00 | Carburettors with means for facilitating engine`s starting or its idling below operational temperatures |
F02M 1/005 | . | { Remote display or control for displaying the operational situation of the starter} |
F02M 1/02 | . | the means to facilitate starting or idling being chokes for enriching fuel-air mixture (automatic chokes F02M 1/08) |
| F02M 1/04 | . | the means to facilitate starting or idling being auxiliary carburetting apparatus able to be put into, and out of, operation, e.g. having automatically-operated disc valves |
F02M 1/043 | . . | { Auxiliary carburetting apparatus controlled by rotary sliding valves} |
F02M 1/046 | . . | { Auxiliary carburetting apparatus controlled by piston valves} |
F02M 1/06 | . . | having axially-movable valves, e.g. piston-shaped |
| F02M 1/08 | . | the means to facilitate starting or idling becoming operative or inoperative automatically (in connection with auxiliary carburetting apparatus F02M 1/04) |
| F02M 1/10 | . . | dependent on engine temperature, e.g. having thermostat |
F02M 1/14 | . . | dependent on pressure in combustion-air or fuel-air-mixture intake (F02M 1/10 takes precedence) |
| F02M 1/16 | . | Other means for enriching fuel-air mixture during starting; Priming cups; Using different fuels for starting and normal operation |
| F02M 3/00 | Idling devices (with means for facilitating idling below operational temperatures F02M 1/00) |
F02M 3/005 | . | { Idling fuel enrichment with motor driven instead of driving; Switching the fuel supply from the main to idling jet system} |
| F02M 3/02 | . | Preventing flow of idling fuel |
| F02M 3/04 | . . | under conditions where engine is driven instead of driving, e.g. driven by vehicle running down hill |
F02M 3/041 | . . . | { Removal of the fuel from the main jet system, e.g. by means of a pump} |
F02M 3/042 | . . . | { Fuel cut-off by altering the pressure in the float chamber; Arrangement of pneumatic accumulators for pressure equalization} |
F02M 3/043 | . . . | { Devices as described in F02M 3/005, F02M 3/041, F02M 3/042, F02M 3/045, F02M 3/05 and F02M 3/055 and also equipped with additional air} |
F02M 3/045 | . . . | Control of valves situated in the idling nozzle system, or the passage system, by electrical means or by a combination of electrical means with fluidic or mechanical means |
F02M 3/05 | . . . | Pneumatic or mechanical control, e.g. with speed regulation |
F02M 3/055 | . . . | Fuel flow cut-off by introducing air, e.g. brake air, into the idling fuel system |
| F02M 3/06 | . | Increasing idling speed |
F02M 3/062 | . . | { by altering as a function of motor r.p.m. the throttle valve stop or the fuel conduit cross-section by means of pneumatic or hydraulic means (external damping elements F02M 19/122)} |
F02M 3/065 | . . | { by randomly altering the throttle valve stop} |
| F02M 3/07 | . . | by positioning the throttle flap stop, or by changing the fuel flow cross-sectional area, by electrical, electromechanical or electropneumatic means, according to engine speed |
| F02M 3/08 | . | Other details of idling devices (fighting ice-formation by heating idling ports F02M 15/02) |
F02M 3/09 | . . | Valves responsive to engine conditions, e.g. manifold vacuum (F02M 1/00, F02M 5/00 to F02M 33/00 take precedence) |
F02M 3/10 | . . | Fuel metering pins; nozzles |
F02M 3/12 | . . | Passageway systems |
F02M 3/14 | . . | Location of idling system outlet relative to throttle valve |
| F02M 5/00 | Float-controlled apparatus for maintaining a constant fuel level |
| F02M 5/02 | . | with provisions to meet variations in carburettor position, e.g. upside-down position in aircraft |
F02M 5/04 | . . | with pivotally or rotatably mounted float chambers { (basic adjustment of float chambers having variable position F02M 5/14)} |
F02M 5/06 | . | having adjustable float mechanism, e.g. to meet dissimilarities in specific gravity of different fuels |
| F02M 5/08 | . | having means for venting float chambers |
| F02M 5/10 | . | having means for preventing vapour lock, e.g. insulated float chambers or forced fuel circulation through float chamber with engine stopped |
F02M 5/105 | . . | { Auxiliary input valve which can be regulated to obtain an increased fuel supply from the float chamber} |
| F02M 5/12 | . | Other details, e.g. floats, valves, setting devices or tools (floats in general F16K 33/00) |
F02M 5/125 | . . | { Shape of the jet needle} |
F02M 5/14 | . . | Float chambers, e.g. adjustable in position { (float chamber with a built-in intermediate reservoir F02M 7/06)} |
F02M 5/16 | . . | Floats |
| F02M 7/00 | Carburettors with means for influencing, e.g. enriching or keeping constant, fuel/air ratio of charge under varying conditions (choke valves for starting F02M 1/00) |
| F02M 7/02 | . | Carburettors having aerated fuel spray nozzles (with valve control for amount of air for aerating fuel F02M 7/24) |
F02M 7/025 | . . | { Fuel cut-off by introducing brake air in the conduit system leading to the main jet (fuel cut-off by introducing brake air into the idling fuel system F02M 3/055)} |
| F02M 7/04 | . | Means for enriching charge at high combustion-air flow |
F02M 7/045 | . . | { Mechanical adjustment of the spray nozzle cross-section in connection with the choke} |
| F02M 7/06 | . | { Means for enriching charge on sudden air throttle opening, i.e. at acceleration, e.g. storage means in passage way system} |
| F02M 7/10 | . | Other installations, without moving parts, for influencing fuel/air ratio, e.g. electrical means |
F02M 7/103 | . . | { with self-acting equaliser jets} |
F02M 7/106 | . . | { Fluid amplifier as a device for influencing the fuel-air mixture} |
F02M 7/11 | . . | Altering float-chamber pressure (enriching the fuel-air mixture during starting by depressing float to flood carburettor F02M 1/18) |
| F02M 7/12 | . | Other installations, with moving parts, for influencing fuel/air ratio, e.g. having valves (F02M 7/24 takes precedence) |
F02M 7/127 | . . | Altering the float-chamber pressure (enriching the fuel-air mixture during starting by depressing float to flood carburettor F02M 1/18) |
F02M 7/133 | . . |
| F02M 7/14 | . . | with means for controlling cross-sectional area of fuel spray nozzle (dependent on air-throttle valve position F02M 7/22) |
| F02M 7/18 | . . | with means for controlling cross-sectional area of fuel-metering orifice (dependent on air-throttle position F02M 7/22) |
| F02M 7/22 | . . | fuel flow cross-sectional area being controlled dependent on air-throttle-valve position (the throttle valve being slidably arranged transversely to air passage F02M 9/06) |
F02M 7/225 | . . . | { The fuel orifice opening is controlled by a manually actuatable throttle valve so as to vary the cross-sectional area of the orifice} |
| F02M 7/24 | . . | with means for controlling amount of air for aerating fuel |
| F02M 9/00 | Carburettors having air or fuel-air mixture passage throttling valves other than of butterfly type (register-type carburettors F02M 11/00); Carburettors having fuel-air mixing chambers of variable shape or position |
| F02M 9/02 | . | having throttling valves, e.g. of piston shape, slidably arranged transversely to the passage |
F02M 9/023 | . . | { General constructional elements} |
F02M 9/026 | . . | { with plate-like throttle valve} |
F02M 9/04 | . . | with throttling valves sliding in a plane inclined to the passage |
| F02M 9/06 | . . | with means for varying cross-sectional area of fuel spray nozzle dependent on throttle position |
| F02M 9/08 | . | having throttling valves rotatably mounted in the passage |
| F02M 9/10 | . | having valves, or like controls, of elastic-wall type for controlling the passage, or for varying cross-sectional area, of fuel-air mixing chambers { or of the entry passage} |
| F02M 9/12 | . | having other specific means for controlling the passage, or for varying cross-sectional area, of fuel-air mixing chambers |
F02M 9/121 | . . | { Iris diaphragms} |
F02M 9/122 | . . | { consisting of lamellae or wires, e.g. a hyperboloid formed by twisting a wire cylinder} |
F02M 9/123 | . . | { Spiral springs} |
F02M 9/124 | . . | { Throttle valves with an action corresponding to those in apparatus for re-atomising condensed fuel or homogenising fuel-air mixture (shape of throttle valves F02M 3/14)} |
F02M 9/125 | . . |
| F02M 9/127 | . . | Axially movable throttle valves concentric with the axis of the mixture passage |
F02M 9/14 | . | having venturi and nozzle relatively displaceable essentially along the venture axis |
| F02M 11/02 | . | with throttling valve, e.g. of flap or butterfly type, in a later stage opening automatically |
F02M 11/06 | . | Other carburettors with throttling valve of flap or butterfly type |
F02M 11/08 | . | Register carburettors with throttling valve movable transversally to air passage |
| F02M 11/10 | . | Register carburettors with rotatable throttling valves |
| F02M 13/00 | Arrangements of two or more separate carburettors (re-atomising condensed fuel or homogenising fuel-air mixture F02M 29/00); Carburettors using more than one fuel (apparatus for adding small quantities of secondary fuel F02M 25/00) |
| F02M 13/02 | . | Separate carburettors |
F02M 13/021 | . . | { Particular constructional measures of the intake conduits between carburettors and cylinder} |
F02M 13/023 | . . | { Special construction of the control rods} |
F02M 13/025 | . . | { Equalizing pipes between the carburettors, e.g. between the float chambers} |
F02M 13/026 | . . | { Common functional groups for several carburettors, e.g. common idling system} |
F02M 13/028 | . . | { Tuning apparatus for multi-stage carburettors installations (other carburettor tuning apparatus F02M 19/01)} |
| F02M 13/04 | . . | structurally united |
F02M 13/06 | . | the carburettors using different fuels |
F02M 13/08 | . | Carburettors adapted to use liquid and gaseous fuels, e.g. alternatively |
| F02M 15/00 | Carburettors with heating, cooling, or thermal insulating means for combustion-air, fuel, or fuel-air mixture (heating, cooling, or thermally insulating float apparatus F02M 5/00; apparatus for thermally treating combustion-air, fuel, or fuel-air mixture not being part of a carburettor F02M 31/00) |
| F02M 15/02 | . | with heating means, e.g. to combat ice-formation |
F02M 15/022 | . . | { near to manually operated throttle valve} |
F02M 15/025 | . . | { Fuel preheating} |
F02M 15/027 | . . | { Air or air-fuel mixture preheating} |
| F02M 15/04 | . . | the means being electrical |
F02M 15/06 | . | Heat shieldings, e.g. from engine radiations |
| F02M 17/00 | Carburettors having pertinent characteristics not provided for in, or of interest apart from, the apparatus of preceding main groups (apparatus for treating combustion-air, fuel, or fuel-air mixture by catalysts, electric means, magnetism, rays, sound waves, or the like F02M 27/00; combinations of carburettors and low-pressure fuel-injection apparatus F02M 71/00) |
| F02M 17/02 | . | Floatless carburettors |
F02M 17/04 | . . | having fuel inlet valve controlled by diaphragm |
F02M 17/06 | . . | having overflow chamber determining constant fuel level |
| F02M 17/08 | . | Carburettors having one or more fuel passages opening in a valve-seat surrounding combustion-air passage, the valve being opened by passing air |
| F02M 17/10 | . | Carburettors having one or more fuel passages opening in valve-member of air throttle |
| F02M 17/14 | . | Carburettors with fuel-supply parts opened and closed in synchronism with engine stroke { Valve carburettors} |
F02M 17/142 | . . | { with the fuel exit nozzles in or near the valve seat or valve} |
F02M 17/145 | . . | { the valve being opened by the pressure of the passing fluid} |
F02M 17/147 | . . | { Valve carburettor with simultaneous air and fuel control} |
F02M 17/16 | . | Carburettors having continuously-rotating bodies, e.g. surface carburettors (fuel injection by centrifugal forces F02M 69/06) |
| F02M 17/18 | . | Other surface carburettors |
| F02M 17/30 | . | Carburettors with fire-protecting devices, e.g. combined with fire-extinguishing apparatus |
F02M 17/32 | . . | automatically closing fuel conduits on outbreak of fire { (fire protection devices for stopping flow from or in pipes or hoses F16L 55/1026)} |
F02M 17/34 | . | Other carburettors combined or asscociated with other apparatus, e.g. air filters (predominant aspects of the apparatus, see the relevant classes for such apparatus) |
F02M 17/36 | . | Carburettors having fitments facilitating their cleaning |
F02M 17/38 | . | Controlling of carburettors, not otherwise provided for (external control gear F02M 19/12) |
F02M 17/40 | . | Selection of particular materials for carburettors, e.g. sheet metal, plastic, or translucent materials |
F02M 17/42 | . | Float-controlled carburettors not otherwise provided for |
| F02M 17/44 | . | Carburettors characterised by draught direction and not otherwise provided for { e.g. for model aeroplanes} |
F02M 17/46 | . . | with down- draught |
F02M 17/48 | . . | with up- draught { and float draught, e.g. for lawnmower and chain saw motors} |
F02M 17/50 | . | Carburettors having means for combating ice-formation (thermally F02M 15/02) |
| F02M 17/52 | . | Use of cold, produced by carburettors, for other purposes (apparatus using the cold, see the relevant classes for such apparatus) |
| F02M 19/00 | Details, component parts, or accessories of carburettors, not provided for in, or of interest apart from, the apparatus of groups F02M 1/00 to F02M 17/00 (measuring or testing apparatus in general G01) |
F02M 19/01 | . | Apparatus for testing, tuning, or synchronising carburettors, e.g. carburettor glow stands |
| F02M 19/02 | . | Metering-orifices, e.g. variable in diameter (variable during operation F02M 7/18) |
F02M 19/0203 | . . | { the cross-sectional area being changed pneumatically, e.g. vacuum dependent} |
F02M 19/0207 | . . | { the cross-sectional area being changed electrically} |
F02M 19/021 | . . | { the cross-sectional area being changed mechanically} |
F02M 19/0214 | . . | { Changing the nozzle cross-sectional area as a function of temperature} |
F02M 19/0217 | . . | { Movable mushroom-shaped spray nozzles} |
F02M 19/0221 | . . | { with a roughened spray stimulating surface or the like, e.g. sieves near to the nozzle orifice} |
F02M 19/0225 | . . |
F02M 19/0228 | . . | { Ring nozzles} |
F02M 19/0232 | . . | { Fuel nozzle with device for return flow of leaked fuel} |
F02M 19/0235 | . . |
F02M 19/0239 | . . | { in a fixed aerofoil profile} |
F02M 19/0242 | . . | { with inserts of porous material} |
F02M 19/0246 | . . | { Nozzle cleaning} |
F02M 19/025 | . . | Metering orifices not variable in diameter |
F02M 19/03 | . . | Fuel atomising nozzles; Arrangement of emulsifying air conduits (atomising in general B05B) |
F02M 19/035 | . . | Mushroom-shaped atomising nozzles |
F02M 19/04 | . | Fuel-metering pins or needles |
| F02M 19/06 | . | Other details of fuel conduits |
| F02M 19/08 | . | Venturis |
F02M 19/081 | . . | { Shape of venturis or cross-section of mixture passages being adjustable} |
F02M 19/082 | . . | { Venturi section being axially slidable in the mixture passages} |
F02M 19/083 | . . | { Venturi section consisting of a lamellae spring-like structure} |
F02M 19/085 | . . | { venturi section being made from elastic material, e.g. from rubber-like material} |
F02M 19/086 | . . | { Venturi suction bypass systems} |
F02M 19/087 | . . | { Venturi throat consisting of automatically adjusting balls} |
F02M 19/088 | . . | { Whirl devices and other atomising means in or on the venturi walls} |
| F02M 19/10 | . . | in multiple arrangement { e.g. arranged in series, fixed, arranged radially offset with respect to each other} |
| F02M 19/12 | . | External control gear, e.g. having dashpots (dampening means in later stages of multistage carburettors F02M 11/04; carburettor control gear in which the carburettor aspects do not predominate, see the relevant classes) |
F02M 19/122 | . . |
F02M 19/124 | . . |
F02M 19/126 | . . | { Connecting rods between at least a throttle valve and an accelerating pump (F02M 7/08 takes precedence)} |
F02M 19/128 | . . | { Reserve throttle idle return spring, e.g. for use upon failure of the main spring} |
| F02M 21/00 | Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form |
| F02M 21/02 | . | for gaseous fuels (apparatus for vaporising liquid fuel by heat F02M 31/00; engines with apparatus generating gas from solid fuel, e.g. from wood, F02B 43/08) |
| F02M 21/0203 | . . | { characterised by the type of gaseous fuel} |
F02M 21/0206 | . . . | { Non-hydrocarbon fuels, e.g. hydrogen, ammonia or carbon monoxide} |
| F02M 21/0209 | . . . | { Hydrocarbon fuels, e.g. methane or acetylene} |
F02M 21/0212 | . . . . | { comprising at least 3 C-Atoms, e.g. liquefied petroleum gas (LPG), propane, butane or dimethyl ether (DME)} |
F02M 21/0215 | . . . | { Mixtures of gaseous fuels; Natural gas; Biogas; Mine gas; Landfill gas} |
| F02M 21/0218 | . . | { Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers} |
| F02M 21/0221 | . . . | { Fuel storage reservoirs, e.g. cryogenic tanks} |
F02M 21/0227 | . . . | { Means to treat or clean gaseous fuels or fuel systems, e.g. removal of tar, cracking, reforming or enriching} |
| F02M 21/023 | . . . | { Valves; Pressure or flow regulators in the fuel supply or return system} |
F02M 21/0233 | . . . . | { Details of actuators therefor} |
F02M 21/0236 | . . . . | { Multi-way valves; Multiple valves forming a multi-way valve system} |
F02M 21/0239 | . . . . | { Pressure or flow regulators therefor} |
F02M 21/0242 | . . . . | { Shut-off valves; Check valves; Safety valves; Pressure relief valves} |
F02M 21/0245 | . . . | { High pressure fuel supply systems; Rails; Pumps; Arrangement of valves} |
| F02M 21/0248 | . . . | { Injectors} |
| F02M 21/0251 | . . . . | { Details of actuators therefor} |
| F02M 21/0257 | . . . . | { Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages} |
| F02M 21/026 | . . . . . | { Lift valves, i.e. stem operated valves} |
| F02M 21/0263 | . . . . . . | { Inwardly opening single or multi nozzle valves, e.g. needle valves} |
F02M 21/0269 | . . . . . . | { Outwardly opening valves, e.g. poppet valves} |
F02M 21/0272 | . . . . . | { Ball valves; Plate valves; Valves having deformable or flexible parts, e.g. membranes; Rotatable valves} |
F02M 21/0275 | . . . . | { for in-cylinder direct injection, e.g. injector combined with spark plug} |
F02M 21/0278 | . . . . | { Port fuel injectors for single or multipoint injection into the air intake system} |
F02M 21/0281 | . . . . | { Adapters, sockets or the like to mount injection valves onto engines; Fuel guiding passages between injectors and the air intake system or the combustion chamber} |
F02M 21/0284 | . . . | { Arrangement of multiple injectors or fuel-air mixers per combustion chamber} |
F02M 21/0287 | . . . | { characterised by the transition from liquid to gaseous phase (F02M 21/06 takes precedence); Injection in liquid phase; Cooling and low temperature storage} |
F02M 21/029 | . . . | { Arrangement on engines or vehicle bodies; Conversion to gaseous fuel supply systems} |
F02M 21/0293 | . . . | { Safety devices; Fail-safe measures} |
F02M 21/0296 | . . . | { Manufacturing or assembly; Materials, e.g. coatings} |
| F02M 21/04 | . . | Gas-air mixing apparatus (carburettors adapted to use liquid and gaseous fuels F02M 13/08; carburetting gases in general C10J) |
F02M 21/042 | . . . | { Mixer comprising a plurality of bores or flow passages} |
F02M 21/045 | . . . | { Vortex mixer} |
F02M 21/047 | . . . | { Venturi mixer} |
F02M 21/06 | . . | Apparatus for de-liquefying, e.g. by heating (discharging liquefied gases in general F17C) |
| F02M 21/08 | . | for non-gaseous fuels (for engines operating on fuel containing oxidants F02B) |
F02M 21/12 | . | for fuels in pulverised state (engine plants with fuel-pulverising apparatus F02B) |
| Guide Heading: | Engine-pertinent apparatus for feeding, or treating before their admission to engine, combustion-air, fuel, or fuel-air mixture { treatment by admission of activating fluids} |
| F02M 23/00 | Apparatus for adding secondary air to fuel-air mixture |
F02M 23/001 | . | { built into a flange} |
F02M 23/003 | . | { Particular shape of air intake} |
F02M 23/005 | . | { with a damping element in the secondary air control} |
F02M 23/006 | . | { Valves specially shaped for supplying secondary air} |
| F02M 23/02 | . | with personal control, or with secondary-air valve controlled by main combustion-air throttle |
F02M 23/025 | . . | { Optional operation by means of a hand or foot switch} |
F02M 23/03 | . . | the secondary air-valve controlled by main combustion-air throttle |
| F02M 23/04 | . | with automatic control |
| F02M 23/06 | . . | dependent on engine speed |
F02M 23/062 | . . . | { Secondary air flow cut-off at low speed} |
F02M 23/065 | . . . | { Secondary air flow cut-off at high torque} |
F02M 23/067 | . . . | { Secondary air admission flow at high speeds and with the main butterfly valve closed, e.g. during deceleration} |
| F02M 23/08 | . . | dependent on pressure in main combustion-air induction system, { e.g. pneumatic-type apparatus} |
F02M 23/085 | . . . | { specially adapted for secondary air admission during braking or travelling down steep slopes} |
| F02M 23/09 | . . . | using valves directly opened by low pressure |
F02M 23/10 | . . | dependent on temperature, e.g. engine temperature |
F02M 23/12 | . | characterised by being combined with device for, or by secondary air effecting, re-atomising of condensed fuel |
F02M 23/14 | . | characterised by adding hot { secondary} air |
| F02M 25/00 | Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel, or fuel-air mixture (F02M 43/00 takes precedence; adding secondary air to fuel-air mixture F02M 23/00) |
| F02M 25/022 | . | Adding fuel and water emulsion, water or steam |
| F02M 25/0221 | . . | { Details of the water supply system, e.g. pumps or arrangement of valves} |
F02M 25/0222 | . . . | { Water recovery or storage} |
F02M 25/0224 | . . . |
F02M 25/0225 | . . . | { Water atomisers or mixers, e.g. using ultrasonic waves} |
F02M 25/0227 | . . | { Control aspects; Arrangement of sensors; Diagnostics; Actuators} |
F02M 25/0228 | . . | { Adding fuel and water emulsion} |
| F02M 25/025 | . . | Adding water |
F02M 25/028 | . . . | into the charge intakes |
F02M 25/03 | . . . | into the cylinder { or the pre-combustion chamber} |
| F02M 25/032 | . . | Producing and adding steam |
| F02M 25/06 | . | adding lubricant vapours or exhaust gases |
| F02M 25/07 | . . | adding exhaust gases; { Exhaust gas recirculation (EGR)} |
F02M 25/0701 | . . . | { Handling or preventing deposits, corrosion or wear caused by impurities, e.g. means or measures for preventing sticking of EGR valves (F02M 25/0718 and F02M 25/074 take precedence)} |
F02M 25/0702 | . . . | { Detecting, diagnosing or alerting an abnormal function of the EGR system} |
F02M 25/0703 | . . . | { having means for connecting parts of the EGR system to each other or to another engine part} |
| F02M 25/0704 | . . . | { EGR systems specially adapted for supercharged engines} |
F02M 25/0705 | . . . . | { for a single mechanically or electrically driven intake charge compressor} |
| F02M 25/0706 | . . . . | { for a single turbocharger} |
F02M 25/0711 | . . . . | { for engines having multiple intake charge compressors or exhaust gas turbines, e.g. a turbocharger combined with an additional compressor} |
F02M 25/0714 | . . . | { Manufacturing or assembling of EGR systems; Special materials or coatings therefor; Design details not provided for in groups F02M 25/0703 or F02M 25/0734} |
| F02M 25/0715 | . . . | { Details or layout of the EGR duct, e.g. arrangement in relation to engine parts or by having a cleaner, a cooler, an impeller or mixer in the recirculation duct} |
| F02M 25/0717 | . . . . | { Connections of the EGR duct to the exhaust system} |
F02M 25/0718 | . . . . . | { EGR in combination with means to clean engine-out exhaust gases (the means being installed in the recirculation duct F02M 25/074)} |
F02M 25/0719 | . . . . . | { an EGR valve being located at or near the connection portion} |
| F02M 25/072 | . . . . | { Connections of the EGR duct to the intake system} |
F02M 25/0721 | . . . . . | { Heat shielding or protection means} |
F02M 25/0722 | . . . . . | { Means for improving the mixing of air and recirculated exhaust gases, e.g. multiple openings to the intake system; Venturis} |
F02M 25/0723 | . . . . . | { Feeding recirculated exhaust gases into the intake runner in close proximity to the intake valve or directly into the combustion chamber} |
F02M 25/0724 | . . . . . | { an EGR valve being located at or near the connection portion} |
| F02M 25/0726 | . . . . | { Coolers in the recirculation duct} |
| F02M 25/0727 | . . . . . | { Layout or concepts, e.g. flow charts} |
| F02M 25/0728 | . . . . . . | { with coolers having a bypass} |
F02M 25/073 | . . . . . . | { with air cooled heat exchangers} |
F02M 25/0731 | . . . . . . | { with liquid cooled heat exchangers} |
F02M 25/0732 | . . . . . . | { with a plurality of coolers} |
| F02M 25/0734 | . . . . . | { Constructional details of the cooler, e.g. pipes, plates, ribs, insulation or materials} |
F02M 25/0735 | . . . . . . | { the cooler being combined with another device e.g. valve, heater, compressor, filter, or being arranged on a special engine location} |
F02M 25/0736 | . . . . . . |
F02M 25/0737 | . . . . . . |
F02M 25/0738 | . . . . . | { Temperature control} |
F02M 25/0739 | . . . . | { Compressors or the like in the recirculation duct} |
F02M 25/074 | . . . . | { Means installed in the EGR duct to clean or treat the recirculated gases, e.g. by catalyst, condensate trap, particulate filter, heater or by electric means} |
F02M 25/0742 | . . . . | { Means for adding another fluid to the recirculation duct; Reformers} |
F02M 25/0743 | . . . . |
F02M 25/0744 | . . . . | { Two or more EGR valves disposed in parallel} |
F02M 25/0745 | . . . . | { Two or more EGR valves disposed in series} |
F02M 25/0746 | . . . . | { Timing means in the recirculation duct, e.g. Rotex chargers, cyclically operating valves, regenerators; Means to handle pressure pulsations} |
F02M 25/0747 | . . . . | { Special arrangements of the recirculation duct on the engine, e.g. cylinder head, liner, piston, spark plug, in the manifolds, or with a specially adapted combustion chamber} |
| F02M 25/0748 | . . . . | { EGR specially adapted for multicylinder engines or engines having multiple EGR passages} |
| F02M 25/0753 | . . . | { Sensors in or related to EGR systems} |
F02M 25/0754 | . . . . | { for temperature, pressure or flow rate} |
F02M 25/0755 | . . . . | { for characterising a multi-component gas, e.g. for the composition, density or viscosity of the gas} |
F02M 25/0756 | . . . . | { EGR valve position sensors (details on the sensor installation in the valve housing F02M 25/0794)} |
| F02M 25/077 | . . . | { Details of EGR valves} |
| F02M 25/0771 | . . . . | { related to the EGR valve actuator or actuation systems} |
| F02M 25/0772 | . . . . . | { the EGR valve being positioned by an electric actuator, e.g. a solenoid-type actuator} |
| F02M 25/0774 | . . . . . | { the EGR valve being positioned by vacuum} |
| F02M 25/0776 | . . . . . . | { having pressure modulation valves controlling the vacuum} |
F02M 25/0778 | . . . . . . | { Constructional details of the pneumatic actuator or mounting thereof} |
| F02M 25/0779 | . . . . . | { the EGR valve being positioned by positive pressure; Check valves therefor} |
F02M 25/078 | . . . . . . | { the EGR valve being controlled by changing the air intake pressure} |
| F02M 25/0781 | . . . . . . | { the EGR valve being controlled by exhaust pressure} |
F02M 25/0784 | . . . . . . | { the EGR valve being controlled by fuel pressure} |
F02M 25/0785 | . . . . . |
F02M 25/0786 | . . . . . | { an intake air throttle and EGR valve being operated together} |
| F02M 25/0787 | . . . . | { Constructional details of the EGR valve output members, e.g. type of valve, closing members or housings} |
| F02M 25/0788 | . . . . . | { Lift valves, e.g. poppet valves} |
F02M 25/0789 | . . . . . . | { Details of the pintle, spindle, springs, bearings, or the connection or sealing towards the actuator} |
| F02M 25/079 | . . . . . . | { Details of the valve closing member, the valve seat or the flow passages} |
F02M 25/0793 | . . . . . | { Flap valves, rotary valves or other sliding valves; Resilient valves} |
| F02M 25/0794 | . . . . . | { Details related to the EGR valve housing} |
F02M 25/0796 | . . . . . |
F02M 25/0797 | . . . . . | { Shielding or protection, means or methods therefor, e.g. to prevent damage or corrosion} |
F02M 25/0798 | . . . . . | { the EGR valve being combined with another device, e.g. with an intake valve or a compressor (F02M 25/0786 and F02M 25/0729 take precedence)} |
| F02M 25/08 | . | adding fuel vapours drawn from engine fuel reservoir { (electrical control of purge system F02D 41/003)} |
| F02M 25/0809 | . . | { Judging failure of purge control system} |
F02M 25/0818 | . . . | { having means for pressurising the evaporative emission space} |
F02M 25/0827 | . . . | { by monitoring engine running conditions} |
F02M 25/0836 | . . | { Arrangement of valves controlling the admission of fuel vapour to an engine, e.g. valve being disposed between fuel tank or absorption canister and intake manifold} |
F02M 25/0854 | . . | { Details of the absorption canister} |
F02M 25/0872 | . . | { Details of the fuel vapour pipes or conduits} |
F02M 25/089 | . . | { Layout of the fuel vapour installation} |
| F02M 25/10 | . | adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone |
F02M 25/12 | . . | the apparatus having means for generating such gases (using rays and simultaneously generating ozone F02M 27/06) |
F02M 25/14 | . | adding anti-knock agents, not provided for in subgroups F02M 25/022 to F02M 25/10 |
| F02M 27/00 | Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like |
F02M 27/02 | . | by catalysts |
| F02M 27/04 | . | by electric means, { ionisation, polarisation} or magnetism |
| F02M 27/06 | . | by rays, { e.g. infra-red and ultra-violet} |
F02M 27/08 | . | by sonic or ultrasonic waves |
| F02M 29/00 | Apparatus for re-atomising condensed fuel or homogenising fuel-air mixture (combined with secondary-air supply F02M 23/12) { (collecting condensed fuel F02M 33/02)} |
F02M 29/02 | . | having rotary parts, { e.g. fan wheels} |
| F02M 29/04 | . | having screens, gratings, baffles, or the like (rotary F02M 29/02) |
F02M 29/06 | . . | generating whirling motion of mixture |
F02M 29/08 | . . | having spirally-wound wires |
F02M 29/10 | . . | adjustable |
F02M 29/12 | . | having homogenising valves held open by mixture current |
F02M 29/14 | . | re-atomising or homogenising being effected by unevenness of internal surfaces of mixture intake |
| F02M 31/00 | Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture (F02M 21/06, F02M 21/10 take precedence; such apparatus being part of a carburettor or fuel-injection apparatus F02M 15/00, F02M 53/00; adding hot secondary air to fuel-air mixture F02M 23/14) |
F02M 31/005 | . |
| F02M 31/02 | . |
| F02M 31/04 | . . | combustion-air or fuel-air mixture (electrically F02M 31/12; by using heat from working cylinders or cylinder heads F02M 31/14; heating of combustion-air as an engine starting aid F02N 7/04) |
F02M 31/042 | . . . | { Combustion air} |
| F02M 31/045 | . . . | { Fuel-air mixture} |
| F02M 31/06 | . . . | by hot gases, e.g. by mixing cold and hot air |
F02M 31/062 | . . . . | { with thermostat and pneumatic actuator both working on the air mixture control valve} |
F02M 31/064 | . . . . |
F02M 31/066 | . . . . | { operated manually, e.g. by means of valves on the air filter} |
F02M 31/068 | . . . . | { particular constructional aspects of the switching devices, e.g. connecting linkage between two control valves} |
F02M 31/07 | . . . . | Temperature-responsive control, e.g. using thermostatically-controlled valves (F02M 31/083 takes precedence) |
| F02M 31/08 | . . . . |
F02M 31/0805 | . . . . . | { Pneumatic control of the amount of exhaust gas or combustion air directed to the heat exchange surfaces e.g. as a function of the pressure in the air intake passage} |
F02M 31/081 | . . . . . | { Manual switching of the fluids directed to the heat exchange surfaces} |
F02M 31/0815 | . . . . . | { Heat exchange surfaces arranged inside a flange} |
F02M 31/082 | . . . . . | { Particular shape of air input passage near to the branch} |
F02M 31/0825 | . . . . . | { Particular constructional characteristics of the heat exchange surfaces, e.g. finned pipes, coiled pipes or the like} |
F02M 31/083 | . . . . . | Temperature-responsive control of the amount of exhaust gas or combustion air directed to the heat exchange surface |
| F02M 31/087 | . . . . . | Heat-exchange arrangements between the air intake and exhaust gas passages, e.g. by means of contact between the passages |
| F02M 31/10 | . . . | by hot liquids, e.g. lubricants { or cooling water} |
| F02M 31/12 | . . | electrically |
| F02M 31/14 | . . | by using heat from working cylinders or cylinder heads |
| F02M 31/16 | . . | Other apparatus for heating fuel |
| F02M 31/20 | . | for cooling (cooling of charging-air or of scavenging-air F02B) { (Use of cold F02M 17/52; F02M 31/005 takes precedence)} |
| F02M 33/00 | Other apparatus for treating combustion-air, fuel, or fuel-air mixture (combustion-air cleaners F02M 35/00; arrangements for purifying liquid fuel F02M 37/22) |
| F02M 33/02 | . | for collecting and returning condensed fuel { (apparatus for re-atomising condensed fuel F02M 29/00)} |
F02M 33/025 | . . | { Means not otherwise provided for} |
| F02M 33/04 | . . | returning to the intake passage |
F02M 33/043 | . . . | { Coating of the intake passage with a porous material} |
F02M 33/046 | . . . | { Coating of the intake passage with material preventing the formation of condensation} |
F02M 33/06 | . . . | with simultaneous heat supply |
F02M 33/08 | . . | returning to the fuel tank |
| F02M 35/00 | Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines (air cleaners in general B01D) |
| F02M 35/02 | . | Air cleaners |
| F02M 35/0201 | . . | { Housings; Casings; Frame constructions; Lids; Manufacturing or assembling thereof} |
| F02M 35/0202 | . . . | { Manufacturing or assembling; Materials for air cleaner housings} |
F02M 35/0203 | . . . . | { by using clamps, catches, locks or the like, e.g. for disposable plug-in filter cartridges} |
F02M 35/0204 | . . . | { for connecting or joining to other devices, e.g. pipes} |
| F02M 35/0205 | . . . | { Details, e.g. sensors or measuring devices} |
F02M 35/0207 | . . . . | { on the clean air side} |
F02M 35/0208 | . . . . | { with sensing means on both, the air feeding side and the clean air side} |
F02M 35/0209 | . . . | { comprising flexible, resilient, movable or rotatable elements, e.g. with vibrating or contracting movements; Springs; Valves; Flaps (F02M 35/06, F02M 35/08 take precedence)} |
F02M 35/021 | . . . | { Arrangements of air flow meters in or on air cleaner housings} |
| F02M 35/0212 | . . | { Multiple cleaners} |
F02M 35/0214 | . . . | { arranged concentrically or coaxially} |
F02M 35/0215 | . . . | { arranged in parallel} |
F02M 35/0216 | . . . | { arranged in series, e.g. pre- and main filter in series} |
F02M 35/0217 | . . | { acting by electric discharge; Electrostatic precipitators therefor} |
F02M 35/0218 | . . | { acting by absorption or adsorption; trapping or removing vapours or liquids, e.g. originating from fuel} |
| F02M 35/022 | . . | acting by gravity, by centrifugal, or by other inertial forces, e.g. with moistened walls |
F02M 35/0223 | . . . | { by centrifugal forces, e.g. cyclones} |
F02M 35/0226 | . . . | { by gravity or by mass inertia, e.g. labyrinths, deflectors} |
| F02M 35/024 | . . | using filters, e.g. moistened (F02M 35/026 takes precedence; cleaning of the filtering material F02M 35/08) |
F02M 35/02408 | . . . | { Manufacturing filter elements} |
| F02M 35/02416 | . . . | { Fixing, mounting, supporting or arranging filter elements; Filter element cartridges} |
F02M 35/02425 | . . . . | { Support structures increasing the stability or stiffness of the filter element} |
F02M 35/02433 | . . . . | { Special alignment with respect to the air intake flow, e.g. angled or in longitudinal flow direction} |
| F02M 35/02441 | . . . | { Materials or structure of filter elements, e.g. foams} |
F02M 35/0245 | . . . . | { Pleated, folded, corrugated filter elements, e.g. made of paper} |
F02M 35/02458 | . . . . | { consisting of multiple layers, e.g. coarse and fine filters; Coatings; Impregnations; Wet or moistened filter elements} |
F02M 35/02466 | . . . . | { Meshes; Grids; Perforated plates} |
| F02M 35/02475 | . . . | { characterised by the shape of the filter element} |
F02M 35/026 | . . | acting by guiding the air over or through an oil or other liquid bath, e.g. combined with filters |
| F02M 35/04 | . . | specially arranged with respect to engine, { to intake system or specially adapted to vehicle} ; Mounting thereon; { Combinations with other devices (combined with silencers F02M 35/14)} |
F02M 35/042 | . . . | { combined with other devices, e.g. heaters (F02M 35/021, F02M 35/06, F02M 35/14 take precedence); for use other than engine air intake cleaning, e.g. air intake filters arranged in the fuel vapour recovery system} |
| F02M 35/044 | . . . | { Special arrangements of cleaners in or with respect to the air intake system, e.g. in the intake plenum, in ducts or with respect to carburettors} |
F02M 35/046 | . . . . | { Inline cleaners, i.e. the cleaner being arranged along the length of a wall of a pipe or manifold} |
F02M 35/048 | . . . | { Arranging or mounting on or with respect to engines or vehicle bodies} |
F02M 35/06 | . . . | combined or associated with engine`s cooling blower or fan, or with flywheel |
| F02M 35/08 | . . | with means for removing dust, { particles or liquids} from cleaners; with means for indicating clogging; with by-pass means; { Regeneration of cleaners} |
F02M 35/082 | . . . | { By-pass means} |
F02M 35/084 | . . . | { Dust collection chambers or discharge sockets, e.g. chambers fed by gravity or closed by a valve} |
F02M 35/086 | . . . | { Dust removal by flushing, blasting, pulsating or aspirating flow, washing or the like; Mechanical dust removal, e.g. by using scrapers} |
F02M 35/088 | . . . | { Water, snow or ice proofing; Separation or drainage of water, snow or ice} |
F02M 35/09 | . . . |
| F02M 35/10 | . | Air intakes; Induction systems (using kinetic or wave energy of charge in induction systems for improving quantity of charge { F02B 27/00} ) |
| F02M 35/10006 | . . | { characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber} |
F02M 35/10013 | . . . | { Means upstream of the air filter; Connection to the ambient air} |
F02M 35/10019 | . . . | { Means upstream of the fuel injection system, carburettor or plenum chamber (F02M 35/10013 takes precedence)} |
| F02M 35/10026 | . . . | { Plenum chambers} |
F02M 35/10039 | . . . . | { Intake ducts situated partly within or on the plenum chamber housing} |
F02M 35/10045 | . . . . | { Multiple plenum chambers; Plenum chambers having inner separation walls (for V-engines F02M 35/116; for resonance charging F02B 27/02)} |
F02M 35/10052 | . . . . | { special shapes or arrangements of plenum chambers; Constructional details} |
F02M 35/10059 | . . . . | { Swirl chamber upstream of the plenum chamber} |
F02M 35/10065 | . . . . | { Valves arranged in the plenum chamber} |
F02M 35/10072 | . . . | { Intake runners} |
| F02M 35/10078 | . . . | { Connections of intake systems to the engine} |
| F02M 35/10091 | . . | { characterised by details of intake ducts: shapes; connections; arrangements (ducts within or on the plenum chamber F02M 35/10039)} |
F02M 35/10098 | . . . | { Straight ducts} |
F02M 35/10104 | . . . | { Substantially vertically arranged ducts} |
F02M 35/10111 | . . . | { Substantially V-, C- or U-shaped ducts in direction of the flow path} |
F02M 35/10118 | . . . | { with variable cross-sections of intake ducts along their length; Venturis; Diffusors} |
F02M 35/10124 | . . . | { Ducts with special cross-sections, e.g. non-circular cross-section} |
F02M 35/10131 | . . . | { Ducts situated in more than one plane; Ducts of one plane crossing ducts of another plane} |
F02M 35/10137 | . . . | { Flexible ducts, e.g. bellows or hoses} |
F02M 35/10144 | . . . | { Connections of intake ducts to each other or to another device} |
| F02M 35/1015 | . . |
| F02M 35/10157 | . . . | { Supercharged engines} |
F02M 35/10163 | . . . . | { having air intakes specially adapted to selectively deliver naturally aspirated fluid or supercharged fluid} |
F02M 35/1017 | . . . | { Small engines, e.g. for handheld tools, or model engines; Single cylinder engines} |
F02M 35/10177 | . . . | { Engines having multiple fuel injectors or carburettors per cylinder} |
F02M 35/10183 | . . . | { Engines having intake ducts fed from a separate carburettor or injector, the idling system being considered as a separate carburettor} |
F02M 35/1019 | . . . | { Two-stroke engines; Reverse-flow scavenged or cross scavenged engines} |
F02M 35/10196 | . . . | { Carburetted engines} |
F02M 35/10203 | . . . | { Rotary, e.g. "Wankel", engines; Engines with cylinders in star arrangement; Radial piston engines; W-engines (F02M 35/112 and F02M 35/116 take precedence)} |
| F02M 35/10209 | . . | { Fluid connections to the air intake system; their arrangement of pipes, valves or the like} |
F02M 35/10216 | . . . | { Fuel injectors; Fuel pipes or rails; Fuel pumps or pressure regulators} |
F02M 35/10222 | . . . | { Exhaust gas recirculation (EGR); Positive crankcase ventilation (PCV); Additional air admission, lubricant or fuel vapour admission} |
F02M 35/10229 | . . . | { the intake system acting as a vacuum or overpressure source for auxiliary devices; e.g. brake systems; Vacuum chambers (air storage chamber F02B 21/00)} |
F02M 35/10236 | . . . | N: Overpressure or vacuum relief means; Burst protection] |
| F02M 35/10242 | . . | { Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts (filters F02M 35/02; silencers F02M 35/12 and F02M 35/14; air coolers F02B 29/04; heaters F02M 31/00; air storage tanks F02B 21/00; compressors F02B 33/00; sensors F02M 35/10373)} |
F02M 35/10249 | . . . | { Electrical or electronic devices fixed to the intake system; Electric wiring (electric heaters F02M 31/12; sensors F02M 35/10373)} |
F02M 35/10255 | . . . | { Arrangements of valves; Multi-way valves (F02M 35/10032 takes precedence; valves in the plenum chamber F02M 35/10065; check valves F02M 35/10275)} |
F02M 35/10262 | . . . | { Flow guides, obstructions, deflectors or the like (for generating a charge motion in the cylinder F02B 31/00; for re-atomising condensed fuel or homogenising fuel-air mixture F02M 29/00)} |
F02M 35/10268 | . . . | { Heating, cooling or thermal insulating means (air coolers F02B 29/04; thermal treatment of combustion-air, fuel or fuel-air mixture F02M 31/00; details of the throttle valve housing F02D 9/1035)} |
F02M 35/10281 | . . . | { Means to remove, re-atomise or redistribute condensed fuel; Means to avoid fuel particles from separating from the mixture (apparatus for re-atomising condensed fuel or homogenising fuel-air mixture F02M 29/00; other apparatus for treating combustion-air, fuel or fuel-air mixture F02M 33/00)} |
F02M 35/10288 | . . . | { Air intakes combined with another engine part, e.g. cylinder head cover or being cast in one piece with the exhaust manifold, cylinder head or engine block} |
F02M 35/10295 | . . . | { Damping means, e.g. tranquillising chamber to dampen air oscillations (intake silencers F02M 35/12)} |
F02M 35/10301 | . . . | { Flexible, resilient, pivotally or movable parts; Membranes (F02M 35/10255 and F02M 35/10032 take precedence)} |
F02M 35/10308 | . . . | { Equalizing conduits, e.g. between intake ducts or between plenum chambers} |
| F02M 35/10314 | . . |
F02M 35/10321 | . . . | { Plastics; Composites; Rubbers} |
F02M 35/10327 | . . . |
F02M 35/10334 | . . . | { Foams; Fabrics; Porous media; Laminates; Ceramics; Coatings} |
| F02M 35/1034 | . . | { Manufacturing and assembling intake systems} |
F02M 35/10347 | . . . | { Moulding, casting or the like} |
| F02M 35/10354 | . . . |
F02M 35/10367 | . . . | { Machining, e.g. milling, grinding, punching, sanding; Bending; Surface treatments} |
| F02M 35/10373 | . . |
F02M 35/1038 | . . . | { for temperature or pressure} |
F02M 35/10386 | . . . | { for flow rate (air flow meters in air cleaners F02M 35/021; circuit arrangements for generating control signals by measuring intake air flow F02D 41/18)} |
F02M 35/10393 | . . . | { for characterising a multi-component mixture, e.g. for the composition such as humidity, density or viscosity} |
| F02M 35/104 | . . | Intake manifolds |
F02M 35/1042 | . . . | { characterised by provisions to avoid mixture or air supply from one plenum chamber to two successively firing cylinders} |
F02M 35/1045 | . . . | { characterised by the charge distribution between the cylinders/combustion chambers or its homogenisation} |
F02M 35/1047 | . . . | { characterised by some cylinders being fed from one side of engine block and the other cylinders being fed from the other side of engine block} |
| F02M 35/108 | . . . | with primary and secondary intake passages |
F02M 35/1085 | . . . . | { the combustion chamber having multiple intake valves (modifying induction systems for imparting a rotation to the charge in the cylinder and having multiple air inlets F02B 31/08; shape or arrangement of intake or exhaust channels in cylinder heads F02F 1/42)} |
F02M 35/112 | . . . | for engines with cylinders all in one line (F02M 35/108 takes precedence) |
| F02M 35/116 | . . . | for engines with cylinders in V-arrangement or arranged oppositely relative to the main shaft (F02M 35/108 takes precedence) |
| F02M 35/12 | . | Intake silencers { Sound modulation, transmission or amplification (intake silencers also used as exhaust silencer F01N 13/007; filters for compressors F04B 39/16)} |
| F02M 35/1205 | . . | { Flow throttling or guiding} |
F02M 35/1211 | . . . | { by using inserts in the air intake flow path, e.g. baffles, throttles or orifices; Flow guides (F02M 35/1244 takes precedence)} |
F02M 35/1216 | . . . | { by using a plurality of holes, slits, protrusions, perforations, ribs or the like; Surface structures; Turbulence generators} |
F02M 35/1222 | . . . | { by using adjustable or movable elements, e.g. valves, membranes, bellows, expanding or shrinking elements} |
F02M 35/1227 | . . . | { by using multiple air intake flow paths, e.g. bypass, honeycomb or pipes opening into an expansion chamber} |
F02M 35/1233 | . . . | { by using expansion chambers in the air intake flow path} |
F02M 35/1238 | . . . | { by using secondary connections to the ambient, e.g. covered by a membrane or a porous member} |
| F02M 35/1244 | . . | { using interference; Masking or reflecting sound} |
| F02M 35/1255 | . . | { using resonance} |
F02M 35/1261 | . . . | { Helmholtz resonators} |
F02M 35/1266 | . . . | { comprising multiple chambers or compartments} |
F02M 35/1272 | . . | { using absorbing, damping, insulating or reflecting materials, e.g. porous foams, fibres, rubbers, fabrics, coatings or membranes} |
F02M 35/1277 | . . | { Reinforcement of walls, e.g. with ribs or laminates; Walls having air gaps or additional sound damping layers} |
F02M 35/1283 | . . | { Manufacturing or assembly; Connectors; Fixations} |
F02M 35/1288 | . . | { combined with or integrated into other devices (F02M 35/14 takes precedence); Plurality of air intake silencers (F02M 35/1266 takes precedence)} |
F02M 35/1294 | . . | { Amplifying, modulating, tuning or transmitting sound, e.g. directing sound to the passenger cabin; Sound modulation} |
F02M 35/14 | . | Combined air cleaners and silencers |
| F02M 35/16 | . | characterised by use in vehicles (predominant vehicle aspects, see the relevant classes for the vehicles) |
F02M 35/161 | . . | { Arrangement of the air intake system in the engine compartment, e.g. with respect to the bonnet or the vehicle front face} |
F02M 35/162 | . . | { Motorcycles; All-terrain vehicles, e.g. quads, snowmobiles; Small vehicles, e.g. forklifts} |
F02M 35/164 | . . | { Heavy duty vehicles; e.g. trucks, trains, agricultural or construction machines} |
| F02M 35/165 | . . | { Marine vessels; Ships; Boats} |
| F02M 37/00 | Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus ( { F02M 69/00 takes precedence; fuel injection apparatus characterised by their conduits and venting means F02M 55/00; fuel injection apparatus having a common rail F02M 63/0225; control of fuel feeding F02D 33/003; feeding liquid fuel to combustion apparatus, in general F23K 5/00; fuel supply to apparatus for generating combustion products of high pressure or high velocity F23R 3/28} ) ; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines (separating apparatus, filters per se B01D; centrifuges B04B) |
| F02M 37/0011 | . | { Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor} |
F02M 37/0017 | . . | { related to fuel pipes or their connections, e.g. joints or sealings (F02M 55/004 takes precedence)} |
| F02M 37/0023 | . . | { Valves in the fuel supply and return system} |
F02M 37/0029 | . . . | { Pressure regulator in the low pressure fuel system (pressure regulator in low-pressure injection apparatus F02M 69/54)} |
F02M 37/0035 | . . . | { Thermo sensitive valves} |
F02M 37/0041 | . . | { Means for damping pressure pulsations (equalisation of pulses in positive displacement pumps F04B 1/00; devices for damping fluid pulsations in pipes F16L 55/04)} |
| F02M 37/0047 | . | { Layout or arrangement of systems for feeding fuel (fuel injection apparatus characterised by their conduits and venting means F02M 55/00; fuel injection apparatus having a common rail F02M 63/0225; arrangement of fuel conduits of low pressure fuel injection apparatus F02M 69/462)} |
| F02M 37/0052 | . . | { Details on the fuel return circuit; Arrangement of pressure regulators} |
F02M 37/0058 | . . . | { Returnless fuel systems, i.e. the fuel return lines are not entering the fuel tank} |
F02M 37/0064 | . . | { for engines being fed with multiple fuels or fuels having special properties, e.g. bio-fuels; varying the fuel composition (controlling engines working with pluralities of fuels F02D 19/06)} |
F02M 37/007 | . . | { characterised by its use in vehicles, in stationary plants or in small engines, e.g. hand held tools} |
| F02M 37/0076 | . |
F02M 37/0082 | . . | { Devices inside the fuel tank other than fuel pumps or filters (electrical pumps submerged in fuel tanks F02M 37/10, jet pumps F02M 37/025)} |
| F02M 37/0088 | . . | { Multiple separate fuel tanks or tanks being at least partially partitioned} |
| F02M 37/02 | . | Feeding by means of suction apparatus, e.g. by air flow through carburettors (by driven pumps F02M 37/04) |
| F02M 37/04 | . | Feeding by means of driven pumps (pump construction F04) |
F02M 37/041 | . . | { Arrangements for driving gear-type pumps} |
F02M 37/043 | . . | { Arrangements for driving reciprocating piston-type pumps} |
F02M 37/045 | . . | { Arrangements for driving rotary positive-displacement pumps} |
F02M 37/046 | . . | { Arrangements for driving diaphragm-type pumps} |
F02M 37/048 | . . | { Arrangements for driving regenerative pumps, i.e. side-channel pumps} |
F02M 37/06 | . . | mechanically driven |
| F02M 37/08 | . . | electrically driven |
F02M 37/12 | . . | fluid-driven, e.g. by compressed combustion-air |
F02M 37/14 | . . | the pumps being combined with other apparatus |
F02M 37/16 | . . | characterised by provision of personally-, e.g. manually-, operated pumps |
F02M 37/18 | . . | characterised by provision of main and auxiliary pumps |
F02M 37/20 | . | characterised by means for preventing vapour lock |
| F02M 37/22 | . | Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangement in the feeding system |
| Guide Heading: | Fuel-injection apparatus (carrying the fuel into cylinders by high-pressure gas F02M 67/00; low-pressure fuel-injection F02M 69/00) |
| F02M 39/00 | Arrangements of fuel-injection apparatus with respect to engines; Pump drives adapted to such arrangements (arrangements of injectors F02M 61/14) |
F02M 39/005 | . | { Arrangements of fuel feed-pumps with respect to fuel injection apparatus (F02M 37/00 takes precedence)} |
F02M 39/02 | . | Arrangements of fuel-injection apparatus to facilitate the driving of pumps; Arrangements of fuel-injection pumps; Pump drives (F02M 49/00 takes precedence) |
| F02M 41/00 | Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor |
| F02M 41/02 | . | the distributor being spaced from pumping elements |
| F02M 41/04 | . . | the distributor reciprocating |
F02M 41/042 | . . . | { by means of mechanical drive} |
F02M 41/045 | . . . | { by means of hydraulic or pneumatic drive} |
F02M 41/047 | . . . | { by means of electric drive} |
| F02M 41/06 | . . | the distributor rotating |
| F02M 41/08 | . | the distributor and pumping elements being combined |
| F02M 41/10 | . . | pump pistons acting as the distributor |
| F02M 41/12 | . . . | the pistons rotating to act as the distributor |
F02M 41/121 | . . . . |
F02M 41/122 | . . . . |
| F02M 41/123 | . . . . | { characterised by means for varying fuel delivery or injection timing} |
F02M 41/124 | . . . . . | { Throttling of fuel passages to or from the pumping chamber} |
| F02M 41/125 | . . . . . | { Variably-timed valves controlling fuel passages} |
F02M 41/126 | . . . . . . | { valves being mechanically or electrically adjustable sleeves slidably mounted on rotary piston} |
F02M 41/127 | . . . . . . | { valves being fluid-actuated slide-valves, e.g. differential rotary-piston pump} |
F02M 41/128 | . . . . . | { Varying injection timing by angular adjustment of the face-cam or the rollers support} |
| F02M 41/14 | . . | rotary distributor supporting pump pistons |
| F02M 41/1405 | . . . | { pistons being disposed radially with respect to rotation axis} |
| F02M 41/1411 | . . . . | { characterised by means for varying fuel delivery or injection timing} |
F02M 41/1416 | . . . . . | { Devices specially adapted for angular adjustment of annular cam} |
F02M 41/1422 | . . . . . | { Injection being effected by means of a free-piston displaced by the pressure of fuel} |
F02M 41/1427 | . . . . . | { Arrangements for metering fuel admitted to pumping chambers, e.g. by shuttles or by throttle-valves} |
F02M 41/1433 | . . . | { pistons being parallel to rotation axis} |
F02M 41/16 | . | characterised by the distributor being fed from a constant pressure source, e.g. accumulator { or constant pressure positive displacement pumps} |
| F02M 43/00 | Fuel-injection apparatus operating simultaneously on two or more fuels or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive |
| F02M 45/00 | Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship (fuel-injectors having such deliveries by means of valves furnished at seated ends with pintle- or plug-shaped extensions F02M 61/06) { pumps having such delivery by means of delivery valves F02M 59/462} |
| F02M 45/02 | . | with each cyclic delivery being separated into two or more parts |
| F02M 45/04 | . . | with a small initial part, { e.g. initial part for partial load and initial and main part for full load} |
| F02M 45/06 | . . . | Pumps peculiar thereto |
F02M 45/063 | . . . . | { Delivery stroke of piston being divided into two or more parts, e.g. by using specially shaped cams} |
F02M 45/066 | . . . . | { Having specially arranged spill port and spill contour on the piston (F02M 45/063 takes precedence)} |
| F02M 45/08 | . . . | Injectors peculiar thereto |
F02M 45/10 | . . | Other injectors with multiple-part delivery, e.g. with vibrating valves |
F02M 45/12 | . | providing a continuous { cyclic} delivery with variable pressure |
| F02M 47/00 | Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure (F02M 49/00 takes precedence; apparatus with injection valves opened by fuel pressure and closed by non-fluid means, see the groups providing for other characteristics) |
F02M 47/022 | . . | { Mechanically actuated valves draining the chamber to release the closing pressure} |
F02M 47/025 | . . | { Hydraulically actuated valves draining the chamber to release the closing pressure} |
F02M 47/027 | . . | { Electrically actuated valves draining the chamber to release the closing pressure} |
| F02M 47/04 | . | using fluid, other than fuel, for injection-valve actuation |
F02M 47/043 | . . | { Fluid pressure acting on injection-valve in the period of non-injection to keep it closed} |
F02M 47/046 | . . | { Fluid pressure acting on injection-valve in the period of injection to open it} |
F02M 47/06 | . | Other fuel injectors peculiar thereto |
| F02M 49/00 | Fuel-injection apparatus in which injection pumps are driven or injectors are actuated, by the pressure in engine working cylinders, or by impact of engine working piston |
F02M 49/02 | . | using the cylinder pressure, e.g. compression end pressure |
F02M 49/04 | . | using the piston impact |
| F02M 51/00 | Fuel-injection apparatus characterised by being operated electrically |
F02M 51/005 | . | { Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on fuel injection apparatus} |
F02M 51/02 | . |
F02M 51/04 | . | Pumps peculiar thereto |
| F02M 51/06 | . | Injectors peculiar thereto { with means directly operating the valve needle} |
| F02M 51/0603 | . . | { using piezo-electric or magnetostrictive operating means} |
| F02M 51/061 | . . | { using electromagnetic operating means} |
| F02M 51/0614 | . . . | { characterised by arrangement of electromagnets or fixed armature} |
| F02M 51/0625 | . . . | { characterised by arrangement of mobile armatures} |
F02M 51/0628 | . . . . | { having a stepped armature} |
F02M 51/0632 | . . . . | { having a spherically or partly spherically shaped armature, e.g. acting as valve body} |
| F02M 51/0635 | . . . . | { having a plate-shaped or undulated armature not entering the winding (if entering the winding F02M 51/0664)} |
F02M 51/0639 | . . . . . | { the armature acting as a valve} |
| F02M 51/0642 | . . . . . | { the armature having a valve attached thereto} |
| F02M 51/0646 | . . . . . . | { the valve being a short body, e.g. sphere or cube} |
| F02M 51/0653 | . . . . . . | { the valve being an elongated body, e.g. a needle valve} |
F02M 51/066 | . . . . . | { the armature and the valve being allowed to move relatively to each other or not being attached to each other} |
| F02M 51/0664 | . . . . | { having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding} |
F02M 51/0667 | . . . . . | { the armature acting as a valve or having a short valve body attached thereto} |
| F02M 51/0671 | . . . . . | { the armature having an elongated valve body attached thereto} |
| F02M 51/0675 | . . . . . . | { the valve body having cylindrical guiding or metering portions, e.g. with fuel passages} |
F02M 51/0678 | . . . . . . . | { all portions having fuel passages, e.g. flats, grooves, diameter reductions} |
F02M 51/0682 | . . . . . . | { the body being hollow and its interior communicating with the fuel flow (F02M 51/0675 takes precedence)} |
F02M 51/0685 | . . . . . | { the armature and the valve being allowed to move relatively to each other or not being attached to each other} |
| F02M 51/0689 | . . . |
F02M 51/0696 | . . . | { characterised by the use of movable windings} |
| F02M 53/00 | Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means |
F02M 53/02 | . | with fuel-heating means, e.g. for vaporising |
| F02M 53/04 | . | Injectors with heating, cooling, or thermally-insulating means |
| F02M 55/00 | Fuel-injection apparatus characterised by their fuel conduits or their venting means; { Arrangements of conduits between fuel tank and pump F02M 37/00 (venting in general B01D 19/00)} |
F02M 55/001 | . | { Pumps with means for preventing erosion on fuel discharge} |
F02M 55/002 | . | { Arrangement of leakage or drain conduits in or from injectors} |
| F02M 55/004 | . | { Joints; Sealings} |
F02M 55/007 | . | { Venting means} |
F02M 55/008 | . | { Arrangement of fuel passages inside of injectors} |
| F02M 55/02 | . | Conduits between injection pumps and injectors, { e.g. conduits between pump and common-rail or conduits between common-rail and injectors} |
F02M 55/04 | . | Means for damping vibrations { or pressure fluctations} in injection pump inlets { or outlets} |
| F02M 57/00 | Fuel-injectors combined or associated with other devices |
F02M 57/005 | . | { the devices being sensors} |
| F02M 57/02 | . | Injectors structurally combined with fuel-injection pumps |
F02M 57/021 | . . | { the injector being of valveless type, e.g. the pump piston co-operating with a conical seat of an injection nozzle at the end of the pumping stroke} |
| F02M 57/022 | . . | { characterised by the pump drive} |
| F02M 57/023 | . . . | { mechanical} |
| F02M 57/025 | . . . | { hydraulic, e.g. with pressure amplification} |
F02M 57/027 | . . . | { electric} |
F02M 57/028 | . . . |
F02M 57/04 | . | the devices being combustion-air intake or exhaust valves |
F02M 57/06 | . | the devices being sparking plugs |
| F02M 59/00 | Pumps specially adapted for fuel-injection and not provided for in groups F02M 39/00 to F02M 57/00, { e.g. rotary cylinder-block type pumps} (general features of pumps F04)NOTE - [
|
| F02M 59/02 | . | of reciprocating-piston { or reciprocating-cylinder} type |
F02M 59/022 | . . | { having an accumulator storing pressurised fuel during pumping stroke of the piston for subsequent delivery to the injector} |
| F02M 59/025 | . . | { characterised by a single piston} |
F02M 59/027 | . . . | { Unit-pumps, i.e. single piston and cylinder pump-units, e.g. for cooperating with a camshaft} |
| F02M 59/04 | . . | characterised by special arrangement of cylinders with respect to piston-driving shaft, e.g. arranged parallel to that shaft { or swash-plate type pumps (with rotary valve F02M 59/362)} |
F02M 59/08 | . . | characterised by two or more pumping elements with conjoint outlet { or several pumping elements feeding one engine cylinder (feeding common rails F02M 63/0225)} |
| F02M 59/10 | . . | characterised by the piston-drive |
| F02M 59/12 | . | having other positive-displacement pumping elements, e.g. rotary |
F02M 59/16 | . | characterised by having multi-stage compression of fuel |
F02M 59/18 | . | characterised by the pumping action being achieved through release of pre-compressed springs |
| F02M 59/20 | . | Varying fuel delivery in quantity or timing (for distributor pumps F02M 41/123, F02M 41/1411) |
F02M 59/205 | . . | { Quantity of fuel admitted to pumping elements being metered by an auxiliary metering device} |
F02M 59/22 | . . | Varying quantity { or timing } by adjusting cylinder-head space |
| F02M 59/24 | . . | with constant-length-stroke pistons having variable effective portion of stroke |
| F02M 59/243 | . . . | { caused by movement of cylinders relative to their pistons} |
| F02M 59/26 | . . . | caused by movements of pistons relative to their cylinders |
F02M 59/265 | . . . . | { characterised by the arrangement or form of spill port of spill contour on the piston (F02M 45/066 takes precedence)} |
F02M 59/28 | . . . . | Mechanisms therefor |
F02M 59/30 | . . |
F02M 59/32 | . . | fuel delivery being controlled by means of fuel-displaced auxiliary pistons, which effect injection { (combined with rotary distributor supporting pump pistons F02M 41/1422; low pressure fuel-injection F02M 69/12)} |
F02M 59/34 | . . | by throttling of passages to pumping elements or of overflow passages, { e.g. throttling by means of a pressure-controlled sliding valve having liquid stop or abutment} |
| F02M 59/36 | . . | by variably-timed valves controlling fuel passages { to pumping elements or overflow passages} |
| F02M 59/361 | . . . | { Valves being actuated mechanically} |
| F02M 59/366 | . . . | { Valves being actuated electrically} |
| F02M 59/38 | . | Pumps characterised by adaptations to special use or conditions |
| F02M 59/44 | . | Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M 59/02 to F02M 59/42; { Pumps having transducers, e.g. to measure displacement of pump rack or piston} |
F02M 59/442 | . . | { means preventing fuel leakage around pump plunger, e.g. fluid barriers} |
F02M 59/445 | . . | { Selection of particular materials} |
F02M 59/447 | . . | { means specially adapted to limit fuel delivery or to supply excess of fuel temporarily, e.g. for starting of the engine (combined with fuel pump regulating devices F02D)} |
| F02M 59/46 | . . | Valves (in general F16K) |
F02M 59/462 | . . . | { Delivery valves} |
F02M 59/464 | . . . | { Inlet valves of the check valve type} |
| F02M 59/466 | . . . | { Electrically operated valves, e.g. using electromagnetic or piezo-electric operating means} |
| F02M 59/48 | . . | Assembling; Disassembling; Replacing |
| F02M 61/00 | NOTE -
|
F02M 61/02 | . | of valveless type |
| F02M 61/04 | . |
| F02M 61/042 | . . | { The valves being provided with fuel passages} |
F02M 61/047 | . . | { the valves being formed by deformable nozzle parts, e.g. flexible plates or discs with fuel discharge orifices} |
F02M 61/06 | . . | the valves being furnished at seated ends with pintle or plug shaped extensions |
F02M 61/08 | . . |
| F02M 61/10 | . . | Other injectors with elongated valve bodies, i.e. of needle-valve type |
| F02M 61/14 | . | Arrangements of injectors with respect to engines; Mounting of injectors |
| F02M 61/16 | . | Details not provided for in, or of interest apart from, the apparatus of groups F02M 61/02 to F02M 61/14 |
F02M 61/161 | . . | { Means for adjusting injection-valve lift} |
| F02M 61/162 | . . | { Means to impart a whirling motion to fuel upstream or near discharging orifices} |
F02M 61/165 | . . | { Filtering elements specially adapted in fuel inlets to injector} |
F02M 61/166 | . . | { Selection of particular materials} |
F02M 61/167 | . . | { Means for compensating clearance or thermal expansion} |
F02M 61/168 | . . | { Assembling; Disassembling; Manufacturing; Adjusting} |
| F02M 61/18 | . . | Injection nozzles, e.g. having valve seats; { Details of valve member seated ends, not otherwise provided for} |
| F02M 61/1806 | . . . | { characterised by the arrangement of discharge orifices, e.g. orientation or size} |
F02M 61/182 | . . . . | { Discharge orifices being situated in different transversal planes with respect to valve member direction of movement} |
F02M 61/1826 | . . . . | { Discharge orifices having different sizes} |
F02M 61/1833 | . . . . | { Discharge orifices having changing cross sections, e.g. being divergent} |
F02M 61/184 | . . . . | { Discharge orifices having non circular sections} |
F02M 61/1846 | . . . . | { Dimensional characteristics of discharge orifices} |
| F02M 61/1853 | . . . | { Orifice plates} |
F02M 61/1866 | . . . | { Valve seats or member ends having multiple cones} |
F02M 61/1873 | . . . | { Valve seats or member ends having circumferential grooves or ridges, e.g. toroidal} |
F02M 61/188 | . . . | { Shperical or partly spherical shaped valve member ends} |
F02M 61/1886 | . . . |
F02M 61/1893 | . . . |
| F02M 61/20 | . . | Closing valves mechanically, e.g. arrangements of springs or weights { or permanent magnets; Damping of valve lift (F02M 61/205 takes precedence)} |
| F02M 63/00 | Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M 39/00 to F02M 57/00 or F02M 67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M 39/00 to F02M 61/00 or F02M 67/00; { Combination of fuel pump with other devices, e.g. lubricating oil pump} |
F02M 63/0001 | . | { Fuel-injection apparatus with specially arranged lubricating system, e.g. by fuel oil (lubrication of engines F01M)} |
| F02M 63/0003 | . | { Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure (having a distributor F02M 41/16; low pressure fuel injection F02M 69/14)} |
F02M 63/0005 | . . | { using valves actuated by fluid pressure} |
F02M 63/0007 | . . |
F02M 63/0008 | . . | { using mechanically actuated valves} |
F02M 63/001 | . | { Fuel-injection apparatus having injection valves held closed mechanically, e.g. by springs, and opened by a cyclically-operated mechanism for a time (F02M 67/12 takes precedence; operated by fluid pressure F02M 47/00; operated electrically F02M 51/06; opened by fuel pressure F02M 61/00)} |
| F02M 63/0012 | . | { Valves (for fuel metering see the relevant groups, e.g. F02M 59/34; inlet or outlet check valves for fuel injection pumps F02M 59/46; for fuel injectors see the relevant groups, e.g. F02M 61/00)} |
| F02M 63/0014 | . . | { characterised by the valve actuating means} |
| F02M 63/0015 | . . . | { electrical, e.g. using solenoid} |
| F02M 63/0017 | . . . . | { using electromagnetic operating means} |
F02M 63/0019 | . . . . . | { characterised by the arrangement of electromagnets or fixed armatures} |
| F02M 63/0021 | . . . . . | { characterised by the arrangement of mobile armatures} |
F02M 63/0024 | . . . . | { in combination with permanent magnet} |
F02M 63/0026 | . . . . | { using piezoelectric or magnetostrictive actuators} |
| F02M 63/0028 | . . . | { hydraulic} |
| F02M 63/0031 | . . | { characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details} |
| F02M 63/0033 | . . . | { Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat} |
F02M 63/0035 | . . . . | { Poppet valves, i.e. having a mushroom-shaped valve member that moves perpendicularly to the plane of the valve seat} |
F02M 63/0036 | . . . . | { with spherical or partly spherical shaped valve member ends} |
F02M 63/0038 | . . . | { rotary} |
| F02M 63/004 | . . . | { Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing} |
F02M 63/0043 | . . . | { Two-way valves} |
F02M 63/0045 | . . . | { Three-way valves} |
F02M 63/0047 | . . . | { Four-way valves or valves with more than four ways} |
F02M 63/0049 | . . . | { Combined valve units, e.g. for controlling pumping chamber and injection valve} |
| F02M 63/005 | . . . | { Pressure relief valves} |
F02M 63/0054 | . . . |
F02M 63/0056 | . . . | { Throttling valves, e.g. having variable opening positions throttling the flow} |
F02M 63/0057 | . . | { Means for avoiding fuel contact with valve actuator, e.g. isolating actuators by using bellows or diaphragms} |
| F02M 63/0059 | . . | { Arrangements of valve actuators} |
F02M 63/0061 | . . . | { Single actuator acting on two or more valve bodies} |
F02M 63/0063 | . . . | { Two or more actuators acting on a single valve body} |
F02M 63/0064 | . . . | { Two or more actuators acting on two or more valve bodies} |
F02M 63/0066 | . . . | { Combination of electromagnetic and piezoelectric or magnetostrictive actuators} |
F02M 63/0068 | . . . | { Actuators specially adapted for partial and full opening of the valves} |
| F02M 63/007 | . . | { Details not provided for in, or of interest apart from, the apparatus of the groups F02M 63/0014 to F02M 63/0059} |
F02M 63/0071 | . . . | { characterised by guiding or centering means in valves including the absence of any guiding means, e.g. "flying arrangements"} |
F02M 63/0073 | . . . | { Pressure balanced valves} |
F02M 63/0075 | . . . | { Stop members in valves, e.g. plates or disks limiting the movement of armature, valve or spring} |
F02M 63/0077 | . . . | { Valve seat details} |
| F02M 63/0078 | . . . | { Valve member details, e.g. special shape, hollow or fuel passages in the valve member} |
| F02M 63/0205 | . . | { for cutting-out pumps or injectors in case of abnormal operation of the engine or the injection apparatus, e.g. over-speed, break-down of fuel pumps or injectors (safety devices acting on engine fuel system on lubricant pressure failure F01M 1/24); for cutting-out pumps for stopping the engine} |
F02M 63/021 | . . . | { by locking pump pistons} |
F02M 63/0215 | . . . | { by draining or closing fuel conduits} |
F02M 63/022 | . . . | { by acting on fuel control mechanism} |
| F02M 63/0225 | . . | { Fuel-injection apparatus having a common rail feeding several injectors (F02M 63/0003 takes precedence); Means for varying pressure in common rails; Pumps feeding common rails} |
| F02M 63/023 | . . . |
| F02M 63/0235 | . . . . | { by bleeding fuel pressure} |
F02M 63/024 | . . . . . | { between the low pressure pump and the high pressure pump} |
F02M 63/0245 | . . . . . | { between the high pressure pump and the common rail} |
| F02M 63/025 | . . . . . | { from the common rail} |
F02M 63/026 | . . . . |
| F02M 63/0265 | . . . | { Pumps feeding common rails} |
| F02M 63/0275 | . . . | { Arrangement of common rails} |
F02M 63/06 | . | Use of pressure wave generated by fuel inertia to open injection valves |
| F02M 65/00 | Testing fuel-injection apparatus, e.g. testing injection timing { (testing of ignition F02P 17/00; measuring fuel consumption G01F 9/00); Cleaning of fuel-injection apparatus} |
F02M 65/001 | . | { Measuring fuel delivery of a fuel injector} |
F02M 65/002 | . | { Measuring fuel delivery of multi-cylinder injection pumps} |
F02M 65/003 | . | { Measuring variation of fuel pressure in high pressure line} |
F02M 65/005 | . | { Measuring or detecting injection-valve lift, e.g. to determine injection timing} |
F02M 65/006 | . | { Measuring or detecting fuel leakage of fuel injection apparatus} |
| F02M 65/007 | . | { Cleaning} |
| Guide Heading: | Fuel-injection by high-pressure gas carrying the fuel into engine working cylinders; Low-pressure fuel-injection |
| F02M 67/00 | Apparatus in which fuel-injection is effected by means of high-pressure gas, the gas carrying the fuel into working cylinders of the engine, e.g. air-injection type (using compressed air for low-pressure fuel-injection apparatus F02M 69/08) |
F02M 67/005 | . | { fuel-gas mixture being compressed in a pump for subsequent injection into the engine} |
| F02M 67/02 | . | the gas being compressed air, e.g. compressed in pumps (arrangements or adaptation of such pumps F02B) |
| F02M 67/06 | . | the gas being other than air, e.g. steam, combustion gas |
F02M 67/08 | . . | the gas being generated by combustion of part of fuel other than in engine working cylinders |
| F02M 67/10 | . | Injectors peculiar thereto, e.g. valve less type |
F02M 67/14 | . | characterised by provisions for injecting different fuels, e.g. main fuel and readily self-igniting starting fuel |
| F02M 69/00 | Low-pressure fuel-injection apparatus(electrically operatedF02M 51/00); { Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel} |
F02M 69/002 | . | { characterised by means for intermittently metering the portion of fuel injected (F02M 69/12, F02M 69/14 take precedence)} |
| F02M 69/005 | . | { characterised by control of air admission to the engine according to the fuel injected} |
F02M 69/007 | . . | { by means of devices using fuel pressure deviated from main fuel circuit acting on air throttle valve} |
F02M 69/02 | . |
| F02M 69/04 | . | Injectors peculiar thereto |
F02M 69/041 | . . | { having vibrating means for atomizing the fuel, e.g. with sonic or ultrasonic vibrations} |
| F02M 69/042 | . . | { Positioning of injectors with respect to engine, e.g. in the air intake conduit (mounting of injectors F02M 61/14)} |
F02M 69/043 | . . . | { for injecting into the intake conduit upstream of an air throttle valve} |
F02M 69/044 | . . . | { for injecting into the intake conduit downstream of an air throttle valve} |
F02M 69/045 | . . . |
F02M 69/046 | . . . | { for injecting into both the combustion chamber and the intake conduit} |
F02M 69/047 | . . | { injectors with air chambers, e.g. communicating with atmosphere for aerating the nozzles (F02M 69/325 takes precedence)} |
F02M 69/048 | . . | { having variable fuel outlets, e.g. controlled by a valve actuated by operator} |
F02M 69/06 | . | characterised by the pressurisation of the fuel being caused by centrifugal force acting on the fuel |
F02M 69/08 | . | characterised by the fuel being carried by compressed air into main stream of combustion-air |
F02M 69/10 | . | peculiar to scavenged two-stroke engines, e.g. injecting into crankcase-pump chamber |
| F02M 69/12 | . | comprising a fuel-displaced free-piston for intermittently metering and supplying fuel to injection nozzles { (high-pressure fuel-injection with fuel-displaced auxiliary pistons F02M 59/32)} |
| F02M 69/14 | . | having cyclically-operated valves connecting injection nozzles to a source of fuel under pressure during the injection period { (high-pressure fuel injection apparatus F02M 63/0003)} |
F02M 69/142 | . . | { the valves being operated by fluid impulses, e.g. using bistable fluid operated valves} |
F02M 69/145 | . . |
F02M 69/147 | . . | { the valves being actuated mechanically, e.g. rotating} |
| F02M 69/16 | . | characterised by means for metering continuous fuel flow to injectors or means for varying fuel pressure upstream of { continuously or intermittently operated} injectors |
| F02M 69/18 | . . | the means being metering valves throttling fuel passages to injectors or by-pass valves throttling overflow passages, the metering valves being actuated by a device responsive to the engine working parameters, e.g. engine load, speed, temperature or quantity of air (F02M 69/26 takes precedence) |
F02M 69/20 | . . . | the device being a servo-motor, e.g. using engine intake air pressure or vacuum (F02M 69/22 takes precedence) |
F02M 69/22 | . . . | the device comprising a member movably mounted in the air intake conduit and displaced according to the quantity of air admitted to the engine |
F02M 69/24 | . . . | the device comprising a member for transmitting the movement of the air throttle valve actuated by the operator to the valves controlling fuel passages |
F02M 69/28 | . | characterised by means for cutting-out the fuel supply to the engine or to main injectors during certain operating periods, e.g. deceleration |
| F02M 69/30 | . | characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines (at acceleration F02M 69/44) |
| F02M 69/32 | . . | with an air by-pass around the air throttle valve or with an auxiliary air passage, e.g. with a variably controlled valve therein |
F02M 69/34 | . . | with an auxiliary fuel circuit supplying fuel to the engine, e.g. with the fuel pump outlet being directly connected to injection nozzles |
| F02M 69/36 | . . | having an enrichment mechanism modifying fuel flow to injectors, e.g. by acting on the fuel metering device or on the valves throttling fuel passages to injection nozzles or overflow passages { (at acceleration F02M 69/44)} |
| F02M 69/38 | . . . | using fuel pressure, e.g. by varying fuel pressure in the control chambers of the fuel metering device (F02M 69/26 takes precedence) |
F02M 69/383 | . . . . | { the fuel passing through different passages to injectors or to a drain, the pressure of fuel acting on valves to close or open selectively these passages} |
F02M 69/386 | . . . . | { variably controlling the pressure of the fuel by-passing the metering valves, e.g. by valves responsive to signals of temperature or oxygen sensors} |
F02M 69/40 | . . . | using variably controlled air pressure, e.g. by modifying the intake air vacuum signal acting on the fuel metering device |
F02M 69/42 | . . . | using other means than variable fluid pressure, e.g. acting on the fuel metering device mechanically or electrically |
F02M 69/44 | . | characterised by means for supplying extra fuel to the engine on sudden air throttle opening, e.g. at acceleration |
| F02M 69/46 | . | Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M 69/02 to F02M 69/44 |
| F02M 69/462 | . . | { Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down} |
F02M 69/467 | . . | { Devices using intake air for generating a control signal acting on fuel delivery (F02M 69/125, F02M 69/20, F02M 69/40 take precedence)} |
F02M 69/48 | . . |
F02M 69/50 | . . | Arrangement of fuel distributors, { e.g. with means for supplying equal portion of metered fuel to injectors (F02M 69/147 takes precedence)} |
F02M 69/52 | . . |
F02M 69/54 | . . | Arrangement of fuel pressure regulators |
| F02M 71/00 | Combinations of carburettors and low-pressure fuel-injection apparatus (means for enriching charge on sudden air throttle opening of carburettors F02M 7/06) |
F02M 71/02 | . | with fuel-air mixture being produced by the carburettor and being compressed by a pump for subsequent injection into main combustion-air (adaptations or arrangements of such pumps F02B) |
F02M 71/04 | . | with carburettor being used at starting or idling only and injection apparatus being used during normal operation of engine { or vice-versa} |
F02M 99/00 | Subject matter not provided for in other groups of this subclass |
| F02M 2003/00 | Idling devices (with means for facilitating idling below operational temperatures F02M 1/00) |
| F02M 2003/06 | . | Increasing idling speed |
F02M 2003/067 | . . | the valve for controlling the cross-section of the conduit being rotatable, but not being a screw-like valve |
| F02M 2003/08 | . | Other details of idling devices (fighting ice-formation by heating idling ports F02M 15/02) |
| F02M 2023/00 | Apparatus for adding secondary air to fuel-air mixture |
| F02M 2025/00 | Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel, or fuel-air mixture (F02M 43/00 takes precedence; adding secondary air to fuel-air mixture F02M 23/00) |
| F02M 2025/06 | . | adding lubricant vapours or exhaust gases |
| F02M 2025/07 | . . | adding exhaust gases; { Exhaust gas recirculation (EGR)} |
| F02M 2025/0757 | . . . | Arrangements; Control features; Details |
| F02M 2025/0759 | . . . . | EGR valve being controlled by vacuum or overpressure |
F02M 2025/0761 | . . . . | EGR valve controlled by air measuring device |
F02M 2025/0762 | . . . . | EGR valve controlled by a temperature signal or an air/fuel ratio (lambda) signal |
F02M 2025/0763 | . . . . | EGR valve controlled by an engine speed signal |
F02M 2025/0764 | . . . . | EGR valve controlled by inertia, e.g. having a pendulum controlling the EGR valve |
F02M 2025/0765 | . . . . | EGR specially adapted for intake systems having two or more fuel injectors per cylinder |
F02M 2025/0767 | . . . . | EGR specially adapted for engines having two or more spark plugs per cylinder |
F02M 2025/0768 | . . . . | EGR specially adapted for engines having a combustion chamber divided by the piston at TDC into two or more sub-chambers |
F02M 2025/0769 | . . . . | EGR combined with means to change air/fuel ratio, ignition timing, charge swirl in the cylinder |
| F02M 2025/08 | . | adding fuel vapours drawn from engine fuel reservoir { (electrical control of purge system F02D 41/003)} |
| F02M 2027/00 | Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like |
| F02M 2035/00 | Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines (air cleaners in general B01D) |
| F02M 2037/00 | Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus ( { F02M 69/00 takes precedence; fuel injection apparatus characterised by their conduits and venting means F02M 55/00; fuel injection apparatus having a common rail F02M 63/0225; control of fuel feeding F02D 33/003; feeding liquid fuel to combustion apparatus, in general F23K 5/00; fuel supply to apparatus for generating combustion products of high pressure or high velocity F23R 3/28} ) ; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines (separating apparatus, filters per se B01D; centrifuges B04B) |
F02M 2037/0005 | . | with means for damping pressure pulsations |
| F02M 2037/04 | . | Feeding by means of driven pumps (pump construction F04) |
| F02M 2037/22 | . | Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangement in the feeding system |
| F02M 2041/00 | Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor |
| F02M 2041/08 | . | the distributor and pumping elements being combined |
| F02M 2041/14 | . . | rotary distributor supporting pump pistons |
| F02M 2041/1438 | . . . | Arrangements or details pertaining to the devices classified in F02M 41/14 and subgroups |
F02M 2041/1444 | . . . . | Feed-pumps; Arrangements or pressure regulation therefor |
F02M 2041/145 | . . . . | Throttle valves for metering fuel to the pumping chamber |
F02M 2041/1455 | . . . . | Shuttles per se, or shuttles associated with throttle valve for metering fuel admitted to the pumping chamber |
F02M 2041/1461 | . . . . | Axial displacement of rotor for varying piston stroke or for controlling fuel passages |
F02M 2041/1466 | . . . . | Piston-stroke variation by other means than axial displacement of rotor |
F02M 2041/1472 | . . . . | Devices for limitating maximum delivery or for providing excess fuel for starting or for correcting advance at starting |
F02M 2041/1483 | . . . . | Variably timed valves controlling fuel passages, e.g. sleeve-valves mounted on the rotor |
F02M 2041/1488 | . . . . | Electric actuation of valves or other parts |
F02M 2041/1494 | . . . . | Details of cams, tappets, rotors, venting means, specially arranged valves, e.g. in the rotor |
| F02M 2051/00 | Fuel-injection apparatus characterised by being operated electrically |
| F02M 2063/00 | Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M 39/00 to F02M 57/00 or F02M 67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M 39/00 to F02M 61/00 or F02M 67/00; { Combination of fuel pump with other devices, e.g. lubricating oil pump} |
F02M 2063/0084 | . . | Fuel-injection apparatus with piezo-electric or magnetostrictive elements |
F02M 2063/0085 | . . | Arrangements of springs for valves used in fuel injectors or fuel injection pumps |
| F02M 2063/0087 | . . | Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger |
F02M 2063/0092 | . . | Fuel injection apparatus manufacture, repair or assembly |
F02M 2063/0094 | . . | Mounting of fuel injection apparatus |
F02M 2063/0096 | . . | Selection of particular materials |
F02M 2063/0098 | . . | Fuel-injection apparatus having means for maintaining safety not otherwise provided for |
| F02M 2200/00 | Details of fuel-injection apparatus, not otherwise provided for |
F02M 2200/02 | . | Fuel-injection apparatus having means for reducing wear |
F02M 2200/03 | . | Fuel-injection apparatus having means for reducing or avoiding stress, e.g. the stress caused by mechanical force, by fluid pressure or by temperature variations |
F02M 2200/04 | . | Fuel-injection apparatus having means for avoiding effect of cavitation, e.g. erosion |
F02M 2200/05 | . | Fuel-injection apparatus having means for preventing corrosion |
F02M 2200/06 | . | Fuel-injection apparatus having means for preventing coking, e.g. of fuel injector discharge orifices or valve needles |
F02M 2200/07 | . | Fuel-injection apparatus having means for avoiding sticking of valve or armature, e.g. preventing hydraulic or magnetic sticking of parts |
F02M 2200/08 | . | Fuel-injection apparatus having special means for influencing magnetic flux, e.g. for shielding or guiding magnetic flux |
F02M 2200/09 | . | Fuel-injection apparatus having means for reducing noise |
F02M 2200/16 | . | Sealing of fuel injection apparatus not otherwise provided for |
| F02M 2200/18 | . | Fuel-injection apparatus having means for maintaining safety not otherwise provided for |
F02M 2200/20 | . | Fuel-injection apparatus with permanent magnets |
| F02M 2200/21 | . | Fuel-injection apparatus with piezo-electric or magnetostrictive elements |
F02M 2200/22 | . | Fuel-injection apparatus with bimetallic or memory shape alloy elements |
| F02M 2200/24 | . | Fuel-injection apparatus with sensors |
F02M 2200/241 | . . | Acceleration or vibration sensors |
F02M 2200/242 | . . | Displacement sensors |
F02M 2200/244 | . . | Force sensors |
F02M 2200/245 | . . | Position sensors, e.g. Hall sensors |
F02M 2200/247 | . . | Pressure sensors |
F02M 2200/248 | . . | Temperature sensors |
F02M 2200/25 | . | Fuel-injection apparatus with heat-expansible elements |
F02M 2200/26 | . | Fuel-injection apparatus with elastically deformable elements other than coil springs |
F02M 2200/27 | . | Fuel-injection apparatus with filters |
F02M 2200/28 | . | Details of throttles in fuel-injection apparatus |
F02M 2200/29 | . | Fuel-injection apparatus having rotating means (rotary valves F02M 63/0038) |
| F02M 2200/30 | . | Fuel-injection apparatus having mechanical parts, the movement of which is damped |
F02M 2200/302 | . . | using electrical means |
F02M 2200/304 | . . | using hydraulic means |
F02M 2200/306 | . . | using mechanical means |
F02M 2200/308 | . . | using pneumatic means |
| F02M 2200/31 | . | Fuel-injection apparatus having hydraulic pressure fluctuations damping elements |
F02M 2200/40 | . | Fuel-injection apparatus with fuel accumulators, e.g. a fuel injector having an integrated fuel accumulator |
F02M 2200/44 | . | Valves, e.g. injectors, with valve bodies arranged side-by-side |
F02M 2200/46 | . | Valves, e.g. injectors, with concentric valve bodies |
| F02M 2200/50 | . | Arrangements of springs for valves used in fuel injectors or fuel injection pumps |
F02M 2200/502 | . . | Springs biasing the valve member to the open position |
F02M 2200/505 | . . | Adjusting spring tension by sliding spring seats |
F02M 2200/507 | . . | Adjusting spring tension by screwing spring seats |
F02M 2200/60 | . | Fuel-injection apparatus having means for facilitating the starting of engines, e.g. with valves or fuel passages for keeping residual pressure in common rails |
| F02M 2200/70 | . | Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger |
| F02M 2200/701 | . . | mechanical |
F02M 2200/702 | . . . | with actuator and actuated element moving in different directions, e.g. in opposite directions |
| F02M 2200/703 | . . | hydraulic |
F02M 2200/704 | . . . | with actuator and actuated element moving in different directions, e.g. in opposite directions |
| F02M 2200/705 | . . . | with means for filling or emptying hydraulic chamber, e.g. for compensating clearance or thermal expansion |
F02M 2200/707 | . . . | with means for avoiding fuel contact with actuators, e.g. isolating actuators by using bellows or diaphragms |
F02M 2200/708 | . . . | with hydraulic chambers formed by a movable sleeve |
| F02M 2200/80 | . | Fuel injection apparatus manufacture, repair or assembly |
F02M 2200/8007 | . . | Storing data on fuel injection apparatus, e.g. by printing, by using bar codes or EPROMs |
F02M 2200/8015 | . . | Provisions for assembly of fuel injection apparatus in a certain orientation, e.g. markings, notches or specially shaped sleeves other than a clip |
F02M 2200/8023 | . . | the assembly involving use of quick-acting mechanisms, e.g. clips |
F02M 2200/803 | . . | using clamp elements and fastening means; e.g. bolts or screws |
F02M 2200/8038 | . . | the assembly involving use of adhesives, glue or the like |
F02M 2200/8046 | . . | the manufacture involving injection moulding, e.g. of plastic or metal |
F02M 2200/8053 | . . | involving mechanical deformation of the apparatus or parts thereof |
F02M 2200/8061 | . . | involving press-fit, i.e. interference or friction fit |
F02M 2200/8069 | . . | involving removal of material from the fuel apparatus, e.g. by punching, hydro-erosion or mechanical operation |
F02M 2200/8076 | . . | involving threaded members |
F02M 2200/8084 | . . | involving welding or soldering |
F02M 2200/8092 | . . | adjusting or calibration |
| F02M 2200/85 | . | Mounting of fuel injection apparatus |
F02M 2200/851 | . . | provisions for adjusting the angular, rotational or axial position of injectors |
F02M 2200/852 | . . | provisions for mounting the fuel injection apparatus in a certain orientation, e.g. markings or notches |
F02M 2200/853 | . . | involving use of quick-acting mechanism, e.g. clips |
F02M 2200/855 | . . | using clamp elements or fastening means, e.g. bolts or screws |
F02M 2200/856 | . . | characterised by mounting injector to fuel or common rail, or vice versa |
F02M 2200/857 | . . | characterised by mounting fuel or common rail to engine |
F02M 2200/858 | . . | sealing arrangements between injector and engine |
| F02M 2200/90 | . | Selection of particular materials |
F02M 2200/9007 | . . | Ceramic materials |
F02M 2200/9015 | . . | Elastomeric or plastic materials |
F02M 2200/9023 | . . | Fibrous materials |
F02M 2200/903 | . . | Glass |
F02M 2200/9038 | . . | Coatings |
F02M 2200/9046 | . . | Multi-layered materials |
| F02M 2200/9053 | . . | Metals |
F02M 2200/9061 | . . . | Special treatments for modifying the properites of metals used for fuel injection apparatus, e.g. modifying mechanical or electromagnetic properties |
F02M 2200/9069 | . . . | Non-magnetic metals |
F02M 2200/9076 | . . . | Non-ferrous metals |
F02M 2200/9084 | . . | Rheological fluids |
F02M 2200/9092 | . . | Sintered materials |
| F02M 2200/95 | . | Fuel injection apparatus operating on particular fuels, e.g. biodiesel, ethanol, mixed fuels |
| F02M 2547/00 | Special features for fuel-injection valves actuated by fluid pressure |
F02M 2547/001 | . | Control chambers formed by movable sleeves |
F02M 2547/003 | . | Valve inserts containing control chamber and valve piston |
F02M 2547/005 | . | Fuel injectors without fuel return, i.e. the pressure in the control chamber is released into the combustion chamber with fluid flow only in one direction |
F02M 2547/006 | . | Springs assisting hydraulic closing force |
F02M 2547/008 | . | Means for influencing the flow rate out of or into a control chamber, e.g. depending on the position of the needle |
| F02M 2700/00 | Supplying, feeding or preparing air, fuel, fuel air mixtures or auxiliary fluids for a combustion engine; Use of exhaust gas; Compressors for piston engines |
| F02M 2700/05 | . | Miscellaneous constructional elements; Leakage detection |
| F02M 2700/07 | . | Nozzles and injectors with controllable fuel supply |
F02M 2700/071 | . . | Injectors having valves |
F02M 2700/072 | . . | Injection valve actuated by engine for supply of pressurised fuel; Electrically or electromagnetically actuated injectors |
F02M 2700/074 | . . | Injection valve actuated by fuel pressure for pressurised fuel supply |
F02M 2700/075 | . . | Injection valve actuated by cylinder pressure or other air pressure for pressurised fuel supply |
F02M 2700/077 | . . | Injectors haviong cooling or heating means |
F02M 2700/078 | . . | Injectors combined with fuel injection pump |
| F02M 2700/12 | . | Devices or methods for making a gas mixture for a combustion engine |
F02M 2700/123 | . . | Fuel supply devices |
F02M 2700/126 | . . | Devices for the supply or mixing of air and gas |
| F02M 2700/13 | . | Special devices for making an explosive mixture; Fuel pumps |
F02M 2700/1305 | . . | Auxiliary air supply devices for carburettors |
F02M 2700/1311 | . . | Devices for controlling register carburettors or for carburettors disposed in parallel |
| F02M 2700/1317 | . . | Fuel pumpo for internal combustion engines |
F02M 2700/1323 | . . . | Controlled diaphragm type fuel pump |
F02M 2700/1329 | . . . | Controlled rotary fuel pump with parallel pistons or with a single piston in the extension of the driving shaft |
F02M 2700/1335 | . . . | Fuel pump combined with the fuel injector |
F02M 2700/1341 | . . . | Fuel pump driven by the differential pressure of a gas |
F02M 2700/1347 | . . . | Fuel pump acting on a carburetoor; Acceleration pumps |
F02M 2700/1352 | . . . | Fuel pump with a constant stroke piston without control means |
F02M 2700/1358 | . . . | Fuel pump with control of fuel inlet to the pumping chamber |
F02M 2700/1364 | . . . | Fuel pump controlled by means of a fuel return valve |
F02M 2700/137 | . . . | Fuel pump with control of fuel outlet of pumping chamber to delivery pipe |
F02M 2700/1376 | . . . | Fuel pump with control of the pump piston stroke |
F02M 2700/1382 | . . . | Fuel pump with control of the cylinder relative to non-rotary piston |
F02M 2700/1388 | . . . | Fuel pump with control of the piston relative to a fixed cylinder |
F02M 2700/1394 | . . | Knock sensors |
F02M 2700/31 | . | Use of exhaust gas of combustion engines |
| F02M 2700/33 | . | Compressors for piston combustion engines |
| F02M 2700/331 | . . | Charging and scavenging compressors |
F02M 2700/333 | . . . | Drive thereof |
F02M 2700/335 | . . . | Control therefor |
F02M 2700/336 | . . . | Arrangements thereof on the engine |
F02M 2700/338 | . . | Injection air compressors |
F02M 2700/34 | . | Measures, also constructive measures, for avoiding the generation of nixious products such as CO in the exhaust gases |
| F02M 2700/43 | . | Arrangements for supplying air, fuel or auxiliary fluids to a combustion space of mixture compressing engines working with liquid fuel |
| F02M 2700/4302 | . . | whereby air and fuel are sucked into the mixture conduit |
| F02M 2700/4304 | . . . | working only with one fuel |
| F02M 2700/4307 | . . . . | without mixing chambers disposed in parallel |
F02M 2700/4311 | . . . . | with mixing chambers disposed in parallel |
| F02M 2700/4314 | . . . | with mixing chambers disposed in parallel |
F02M 2700/4316 | . . . . | without mixing chambers disposed in parallel |
F02M 2700/4319 | . . . . | with mixing chambers disposed in parallel |
F02M 2700/4321 | . . . | working with fuel and admission of auxiliary fluids such as water, anti-knock agents, hydrogen, ozone or the like |
| F02M 2700/4323 | . . . | Throttling devices (not control systems thereof) |
| F02M 2700/4328 | . . . | Reservoirs |
F02M 2700/433 | . . . . | without limitation of the liquid level |
F02M 2700/4333 | . . . . | with limitation of the liquid level |
| F02M 2700/4335 | . . . | Transport devices |
| F02M 2700/434 | . . . | Heating or cooling devices |
| F02M 2700/4342 | . . . . | Heating devices |
F02M 2700/4345 | . . . . . | by means of exhaust gases |
F02M 2700/4347 | . . . . . | by means of water |
F02M 2700/435 | . . . . . | by means of electricity |
F02M 2700/4352 | . . . . . | by means of hot air |
F02M 2700/4354 | . . . . . | by means of heat radiated from the engine |
F02M 2700/4357 | . . . . . | by other means |
F02M 2700/4359 | . . . . | Cooling devices |
| F02M 2700/4361 | . . . | Mixing chambers |
| F02M 2700/4364 | . . . . | with fuel atomization |
F02M 2700/4369 | . . . . | with fuel atomization from an open fuel surface |
F02M 2700/4371 | . . . . | with fuel atomization from a fuel film dispersed over a surface |
| F02M 2700/4373 | . . . | Mixture improving devices |
| F02M 2700/438 | . . . | Supply of liquid to a carburettor reservoir with limitation of the liquid level; Aerating devices; Mounting of fuel filters |
| F02M 2700/4383 | . . . . | with fuel displacement by gas pressure working on the fuel |
| F02M 2700/4388 | . . . . | with fuel displacement by a pump |
| F02M 2700/4392 | . . . | Conduits, manifolds, as far as heating and cooling if not concerned; Arrangements for removing condensed fuel |
F02M 2700/4397 | . . | whereby air or fuel are admitted in the mixture conduit by means other than vacuum or an acceleration pump |
This page is owned by Office of Patent Classification.
Last Modified: 04/16/2013 4:31:16 PM