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Match Document Document Title
US20090211560 Method for Operating a Tank System Comprising a Tank, and Tank System  
The invention relates to a method for operating a tank system, in particularly of a motor vehicle, comprising a tank. According to the invention, said tank system has an adsorption filter for...
US20130008415 EVAPORATIVE EMISSION CONTROL DEVICE FOR AN INTERNAL COMBUSTION ENGINE  
A leakage judgment with respect to a fuel tank is carried out. If the fuel tank is not leaking, a leakage judgment with respect to a canister is carried out. If there is a possibility of leakage...
US20110307157 AIRFLOW GENERATING DEVICE FOR ALTERNATOR COOLING AND VAPOR CANISTER PURGING  
Various systems and methods for an engine in a vehicle which includes an airflow generating device coupled between an alternator and a fuel vapor canister are described. In one example, airflow...
US20110024214 EVAPORATIVE EMISSIONS CANISTER ARRANGEMENT FOR A MOTORCYCLE, AND MOTORCYCLE INCORPORATING SAME  
An evaporated fuel vapor from a fuel tank is fed through a charging pipe into an evaporated fuel storage canister, and is reserved there. The charging pipe, an upstream end of which is disposed in...
US20130118456 OPTIMIZATION OF TANK VENTING OF A FUEL TANK  
A system (1) for optimizing tank venting of a fuel tank (3) is presented. The system (1) has a temperature sensor (7), a closed-loop control unit (9) and a tank venting unit (11). The temperature...
US20150252756 FUEL-VAPOR LEAKAGE DETECTOR  
A housing receiving a switching valve, a pressure sensor, and a pump includes a tubular portion having an inner wall provided with a support portion into which an attachment portion is inserted....
US20140311461 CANISTER PURGE VALVE SELF-CLEANING CYCLE  
A method for a fuel system coupled to an engine comprising: under vacuum conditions, opening the fuel vapor canister purge valve, and generating pressure pulsations in a conduit coupled to the...
US20090132147 Evaporative emission canister purge actuation monitoring system having an integrated fresh air filter  
An evaporative emission canister purge actuation monitoring system includes an integrated valve body having a main flow passage, and an air filter assembly disposed adjacent the valve body and...
US20120318242 PURGE CONTROL SOLENOID VALVE FOR REDUCING NOISE  
A purge control solenoid valve apparatus for reducing noise, may include a valve housing having an upper connector and a lower connector to be in communication with each other in upper and lower...
US20140345576 EVAPORATED FUEL TREATMENT APPARATUS  
An evaporated fuel treatment apparatus includes a diagnosis section for leak diagnosis of an evaporated fuel tightly-closed system. In first diagnosis stage in which an atmosphere on-off valve is...
US20150114360 SYSTEM AND METHODS FOR CANISTER PURGING WITH LOW MANIFOLD VACUUM  
A method for purging fuel vapors, comprising: purging fuel tank vapors directly from a fuel tank to an engine intake, bypassing a canister, via a venturi, while drawing canister vapors via the...
US20140069394 FUEL SYSTEM DIAGNOSTICS  
Methods and system are provided for identifying unintended closing (or corking) of a mechanical valve coupled to a fuel tank. If tank vent valve corking is identified during a leak test, fuel tank...
US20120279480 METHOD FOR FLUSHING AN ACTIVATED CARBON FILTER  
In a method for flushing an activated carbon filter of a tank ventilation system of an internal combustion engine, which tank ventilation system includes a fuel tank and an activated carbon filter...
US20140130781 FUEL SYSTEM DIAGNOSTICS  
Methods and system are provided for distinguishing fuel tank vacuum generation due to canister purge valve degradation from vacuum generation due to canister vent valve degradation. A fuel tank...
US20140209069 CONTROLLING THE CLOSING FORCE OF A CANISTER PURGE VALVE PRIOR TO EXECUTING LEAK DIAGNOSTIC  
A method for a vehicle having a fuel vapor canister coupled between a fuel tank and an engine intake manifold via an electronically controlled purge valve, comprises initiating a vapor leak test...
US20140216421 PARTIALLY SEALED FUEL VAPOR PURGE SYSTEM  
Systems and methods for operating an engine with a fuel vapor recovery system are disclosed. In one example approach, a method comprises, during a diurnal condition, providing a first amount of...
US20150075501 FUEL TANK PRESSURE SENSOR RATIONALITY TEST FOR A PHEV  
A method for verifying the reliable operation of a fuel tank pressure transducer positioned within a fuel tank of a PHEV. The method detects the initiation of a refueling cycle, which leads to...
US20110308874 CANISTER DEVICE FOR MOTORCYCLE  
A motorcycle includes a pair of left and right main frames, a fuel tank placed on an upper side of the main frames, an engine suspended on a lower side of the main frames and provided with a...
US20140196695 EVAPORATIVE FUEL TREATMENT APPARATUS  
The evaporative fuel treatment apparatus includes: a fuel tank configured to store fuel for an engine; a sub-tank that communicates with the fuel tank; an adsorber provided inside the sub-tank and...
US20120160220 Device for ventilating and aerating a fuel tank  
A device for ventilating and aerating a fuel tank, in particular a fuel tank of an internal combustion engine of a motor vehicle, includes an activated carbon filter, a controllable tank shut-off...
US20080202481 Vapor recovery system for a vehicle fuel tank  
A vapor recovery system for a vehicle fuel tank comprising a canister having a first chamber containing a first body of adsorbent material for adsorbing fuel from fuel vapor laden air, said first...
US20140076286 PURGE VALVE NOISE ATTENUATION SYSTEM AND METHOD  
A vapor purge valve in an engine is provided. The vapor purge valve includes a purge valve inlet, a purge valve outlet, and a muffler including a housing at least partially enclosing a diffuser in...
US20130284155 METHOD FOR PURGING FUEL VAPORS  
A method for improving purging of fuel vapors from a boosted engine is presented. In one embodiment, the method increases the efficiency of a venturi that supplies vacuum to purge fuel vapors from...
US20120016566 Method for Purging Fuel Vapors  
A method for improving purging of fuel vapors from a boosted engine is presented. In one embodiment, the method increases the efficiency of a venturi that supplies vacuum to purge fuel vapors from...
US20140196694 MULTI-PATH PURGE EJECTOR SYSTEM  
Systems and methods for a multi-path purging ejector are disclosed. In one example approach, a dual path purge system for an engine comprises an ejector including a restriction, first and second...
US20150114362 METHOD AND DEVICE FOR PURGING A FUEL TANK  
A method for purging a fuel tank includes providing a three-way valve connected to the fuel tank via a first purging line, connected to a second purging line opening into a suction duct and...
US20150101577 LATCHING CANISTER VENT VALVE  
A purge vapor system, which includes a fuel tank, a fuel tank isolation valve in fluid communication with the fuel tank, and a carbon canister in fluid communication with the fuel tank isolation...
US20090126703 Vapor canister having integrated evaporative emission purge actuation monitoring system  
A vapor canister having an integrated evaporative emission canister purge actuation monitoring system. The vapor canister has a housing with an integrated valve body having a main flow passage, a...
US20120024265 RELIEF VALVE AND FUEL VAPOR VALVE ASSEMBLY  
A valve assembly is provided that can perform an overpressure relief function to vent fluid from a first component, such as to vent fuel vapor from a fuel tank, to a second component, such as a...
US20100071672 Method for testing the function of a pressure switch of a tank ventilation system, control device, and internal combustion engine  
The switched state of a pressure switch in a tank ventilation system of a motor vehicle is used for testing the function of the tank ventilation system, the pressure switch being in a low-pressure...
US20110120425 Evaporated Fuel Processing Device  
A solenoid switching valve is provided at a low concentration gas pipe that sends gas from a second separating film unit to a canister. A reflux pipe, that is branched-off from the low...
US20130220282 TURBOCHARGED ENGINE CANISTER SYSTEM AND DIAGNOSTIC METHOD  
An evaporative emission control system for a turbocharged engine. The system includes a fuel vapor canister in fluid communication with an intake manifold of the engine, a purge valve positioned...
US20130269660 METHOD FOR PURGING FUEL VAPORS TO AN ENGINE  
A method for improving purging of fuel vapors from a fuel vapor storage canister to an engine is presented. In one example, the method adjusts engine operation to provide sonic flow between a...
US20110247594 VACUUM SUPPLY SYSTEM  
A method of operating a boosted engine system is described in which an ejector coupled with a fuel vapor purging system can generate vacuum during both purging and non-purging conditions, and...
US20110132331 VACUUM SUPPLY SYSTEM  
A method of operating a boosted engine system is described in which an ejector coupled with a fuel vapor purging system can generate vacuum during both purging and non-purging conditions, and...
US20140096750 VARIABLE RESTRICTION FUEL VAPOR CANISTER  
Systems and methods for operating an engine with a fuel vapor recovery system are disclosed. In one example approach, a method for an engine with a fuel vapor recovery system comprises increasing...
US20120204842 EVAPORATIVE FUEL TREATMENT DEVICE  
A purge valve and an atmosphere opening valve are closed at a timing for stopping purge, so that a canister is sealed from an atmosphere. Thus, even when purge is stopped, the interior of the...
US20150211449 PASSIVE BYPASS VALVE FOR AN ACTIVE PURGE PUMP SYSTEM MODULE  
An active purge system module which includes a passive bypass valve assembly that allows for purge of a canister with engine vacuum or through the use of a pump, and also provides the functions of...
US20120031380 Tank Venting Apparatus for a Supercharged Internal Combustion Engine and Associated Control Method  
A tank venting apparatus for a supercharged internal combustion engine (1) has a fuel tank (18), a fuel vapour reservoir (25) connected to the fuel tank (18) via a connecting line (26) and to an...
US20140096749 MULTI-TUBULAR FUEL VAPOR CANISTER  
Systems and methods for operating an engine with a fuel vapor recovery system are disclosed. In one example approach, a method for an engine with a fuel vapor recovery system including a...
US20150090232 HYBRID VEHICLE FUEL VAPOR CANISTER  
Embodiments for controlling fuel vapors are disclosed. In one example, a method comprises during a purge of a fuel vapor canister, adjusting a heater of the fuel vapor canister based on a rate of...
US20150114361 FUEL EVAPORATIVE GAS EMISSION SUPPRESSION SYSTEM  
If a pressure deviation ΔP (amount of pressure decrease) after a first predetermined time period T1 has elapsed since a bypass valve (canister opening/closing valve) is controlled from an opened...
US20150090234 PHEV EVAP SYSTEM CANISTER LOADING STATE DETERMINATION  
An evaporative emission control system for a plug-in hybrid electric vehicle that indicates the level of loading of a carbon canister of the system. The system has multiple thermocouples...
US20130298880 ISOLATION VALVE WITH INTEGRATED FLOAT VALVE FOR HIGH-PRESSURE APPLICATIONS  
A valve assembly for a high-pressure fluid reservoir includes an isolation valve having a selectively energizable coil, an armature that is moveable between a first position when the coil is...
US20100307464 Method for Fuel Vapor Canister Purging  
A method of controlling fuel vapor purging in a hybrid electric vehicle capable of selectively operating an engine includes initiating purging in response to an amount of liquid fuel residing in a...
US20150090233 HYBRID VEHICLE FUEL VAPOR CANISTER  
Embodiments for controlling fuel vapors are provided. In one example, a method comprises initiating a purge of a fuel vapor canister responsive to a temperature profile at a vent side of the fuel...
US20140026867 FUEL VAPOR PURGE DEVICE  
A fuel vapor purge device includes a canister connected to an internal combustion engine and a fuel tank via a purge passage to adsorb and hold a part of fuel vapor, a switch valve connected to...
US20140041641 CONTROL OF MANIFOLD VACUUM IN SKIP FIRE OPERATION  
A variety of methods and arrangements are described for selectively reducing intake manifold pressure in a skip fire engine control system. In some embodiments, a throttle is adjusted to generate...
US20090314261 VAPORIZED FUEL PROCESSING DEVICE IN WORK MACHINE  
In an working machine in which: an engine and a fuel tank for the engine are mounted on a machine body; an air cleaner mounted outside the machine body has a cleaner case including a cylindrical...
US20150176541 EVAPORATED FUEL PROCESSING DEVICE  
Recirculation piping that recirculates fuel discharged from a fuel pump to an intake side of a fuel pump in a fuel tank is provided. In addition, a canister is formed with a heat transfer surface...

Matches 1 - 50 out of 285 1 2 3 4 5 6 >