Internal-combustion engines inventions 08/06

20060191499 - Oscillating-piston machine: An oscillating-piston machine comprises a housing, in which a first and at least a second piston are arranged, which pistons can together revolve in the housing about an axis of rotation that is fixed with respect to the housing, and which pistons, as they revolve about the axis of rotation,...

20060191500 - Method for controlling cooling fans: A method for controlling a cooling system for an internal combustion engine having first and second cooling fans is provided, comprising operating the first cooling fan at a first rotational frequency which is greater than a combustion frequency of the internal combustion engine and operating the second cooling fan at...

20060191501 - Flywheel vane combustion engine: This Invention relates generally to the free-piston type internal combustion engine, using air by compressing the air, moving the compressed air outward onto the flywheel eba-vane 244, therefor moving the yyy-flywheel 240 in a rotary motion. Transferring energy from the yyy-flywheel 240 directly to the drive eca-shaft 246. The xxx-piston...

20060191502 - Control apparatus and control method for variable valve actuation mechanism of internal combustion engine: An electronic control unit sets a target valve actuation parameter in accordance with an operating state of an internal combustion engine, and controls a variable valve actuation mechanism such that an actual valve actuation parameter of an intake valve becomes equal to the target valve actuation parameter. The variable valve...

20060191503 - Switching element for a valve train of an internal combustion engine: The invention proposes a switching element (1) for a valve train of an internal combustion engine, particularly for valve deactivation, with a simple-to-implement measure for adjusting the coupling lash of its coupling means (8) in a receptacle (6) using two retaining rings (19, 20), one of which is stocked in...

20060191504 - Intake apparatus of internal combustion engine: A variable intake passage is made of a tubular space that is formed with a fixed member and a movable member arranged to face the fixed member and having a relative position with the fixed member changed. The movable member is moved to increase or decrease a distance of an...

20060191505 - Intake manifold: An intake manifold including a collecting pipe and a plurality of branch pipes comprises a single gas intake port, a gas outlet port opening into each branch pipe, and a gas passage extending to be divided into more than one branch passages from the gas intake port to each gas...

20060191506 - Engine balancer system: An engine balancer system is provided in which a balancer housing disposed so as to face an oil pan beneath a crankshaft is formed by joining an upper housing and a lower housing via mating faces, and the height of the mating faces is lower on a vehicle front side...

20060191507 - Cylinder head assemblies: Cylinder head assemblies including a cylinder head and a piston are disclosed. The cylinder head includes: a recessed valve region including a first and second bulbous portion connected by a waist, the first bulbous portion accommodating an intake valve and the second bulbous portion accommodating an exhaust valve; an intake...

20060191508 - Internal engine piston and its production method: An integrally cast steel piston for internal engines, the cast steel having (a) a composition comprising 0.8% or less of C, 3% or less of Si, 3% or less of Mn, 0.2% or less of S, 3% or less of Ni, 6% or less of Cr, 6% or less of...

20060191509 - Codco low pressure gas driven engine operating system: Sometime in 1925 when I was thirteen years old, my older brother and I were sitting on the floor of his garage, putting together a motorcycle to become my means of transportation. Suddenly he said, “Jim, figure out a way to make the pistons go around in a circle.”I would...

20060191510 - Planetary rotary internal combustion engine: An apparatus for a rotary internal combustion engine. The engine has three rotating members that orbit about the center of a three-armed rotor as the rotor rotates within a housing with three lobes. The tips of the rotating members engage the lobes and a circular cutout in the rotor as...

20060191511 - Fuel injector and in-cylinder direct-injection gasoline engine: A fuel injector comprising: a plunger for opening/closing a fuel path to control the amount of fuel to be injected; a seat portion for the plunger; a plurality of nozzle holes for injecting fuel passed through between the plunger and the seat portion, and the fuel injector further comprising: a...

20060191512 - Control apparatus for internal combustion engine: An engine adjusts the amount of intake air by cooperative control for the valve duration of the intake valve and the opening degree of the throttle valve. In the engine, the valve duration is fixed to a warm-up valve duration θw in a low-to-middle speed range of the engine during...

20060191513 - Methods of operation for controlled temperature combustion engines using gasoline-like fuel, particularly multicylinder homogenous charge compression ignition (hcci) engines: A multicylinder homogeneous charge compression ignition (HCCI) engine with a control system designed to maintain stable HCCI combustion during engine speed/load transitions by: (1) determining “combustion parameter” values such as the maximum rate of pressure rise for each cycle of each cylinder, (2) adjusting engine operating parameters (such as charge-air...

20060191514 - Accumulator fuel injection system: An accumulator fuel injection system can be provided with which fuel pressure pulsation in the common rail caused by fuel injection can be suppressed by extremely simple means with a low cost system without using an electronic control device and so on. The accumulator fuel injection system having a common...

20060191515 - Fuel injector: A fuel injector for a fuel system is disclosed. The fuel injector has a nozzle member and a needle valve member slidingly disposed with the nozzle member. The nozzle member has a tip portion, at least one orifice disposed at the tip portion, a base portion, and a female conical...

20060191516 - Method and apparatus for controlling engine: To provide a value to be replaced for an output of a manifold pressure sensor in case of failure of the manifold pressure sensor for detecting a manifold pressure for calculating the amount of fuel injection. An abnormality determination unit outputs an abnormal signal when an output voltage of a...

20060191517 - Electromagnetic controlled fuel injection apparatus: An electromagnetic controlled fuel injection apparatus can be provided in which a housing assembly with two sets each consisting of a solenoid device and an open/close valve device being fixed directly to a housing is fixed to a plunger unit to decrease the length of the fuel passages between the...

20060191518 - Ignition method with stop switch for internal-combustion engines: For stopping an internal combustion engine, a stop switch prevents the triggering of the ignition. A controller in the ignition circuit determines the state of the stop switch by evaluating signals on the state of the internal combustion engine, corresponding information data is generated, and a corresponding stop flag is...

20060185625 - Method for controlling compression ignition internal combustion engine: The present invention provides a method for controlling a compression ignition internal combustion engine, which can easily cope with a wide range of demand load with the use of a single fuel. The method includes: providing fuel 2 containing an ignition enhancer for the compression ignition internal combustion engine 1;...

20060185626 - Thermal management system and method for a heat producing system: A vehicle thermal management system includes a temperature control fluid for controlling the temperature of at least a portion of a vehicle system. A pump is configured to pump the temperature control fluid through a heat exchanger to facilitate the transfer of heat between the temperature control fluid and ambient...

20060185627 - Radiator and air cooler mister: The mister, when installed on a vehicle which is driven by a liquid cooled engine, will provide a mist or flow of water in front of a radiator or air cooler allowing for additional cooling. The mister utilizes a water holding tank, an electric pump, on and off switch, water...

20060185628 - Power unit: To achieve improved cooling in a power unit, a first fan is coupled with an end of a crankshaft of an internal combustion engine to cool at least a cylinder of the internal combustion engine, and a second fan is coupled with another end of the crankshaft to cool at...

20060185629 - Combustion-type power tool having ignition proof arrangement: A spark is shot between an ignition point of an ignition plug and an ignition ground. The spark is shot from an acute corner of a core of the ignition plug. A tip end of the core has an acute angle of not more than 45 degrees. With this arrangement,...

20060185630 - Combustion-type power tool having switch protection arrangement: A main switch section is accommodated in a trigger. The trigger provided on the handle through a spring. The handle is formed with a recess to which one end of the spring is seated, so that the trigger is normally urged toward the lower side of the combustion-type nail driver....

20060185631 - Four-cylinder, four-cycle, free piston, premixed charge compression ignition, internal combustion reciprocating piston engine with a variable piston stroke: A four-cycle, four-cylinder, premixed charge compression ignition internal combustion reciprocating free piston engine with a variable piston stroke and a compression ratio that varies as needed to provide charge ignition, to offer the potential of higher efficiency, lower emissions, and multi-fuel operation. The engine does not have a crankshaft, and...

20060185632 - Two-stroke engine with fuel injection: A two-stroke internal combustion engine is provided with a fuel injector. The two-stroke internal combustion engine may have at least one transfer passage, an air channel, and a fuel injector. The transfer passage is between a crankcase and a combustion chamber of the engine. The air channel is in gaseous...

20060185634 - Electromagnet assembly for electromechanical valve actuators: An electromechanical valve actuator including an electromagnet interconnected with a housing end portion and an electric coil disposed adjacent said electromagnet. The electromagnet includes a plurality of interlocked laminae to form a laminate that is similarly interlocked with housing end portions. The housing end portions are interlocked with the laminate...

20060185633 - Electromechanical valve actuator: An electromechanical valve actuator with an armature stem guidance system that ensures that the armature stem stays aligned with the valve stem during operation. The stem guidance system may also allow for adjustment of the lash gap during assembly....

20060185635 - Valve deactivator latching assembly: A valve deactivator latching assembly for selective hydraulic pressure actuation of engine cylinder valves, where the valve actuator is received by and positionable within a bore formed in an engine block with an outer body having an annular latching groove formed on its interior surface, an inner body member insertable...

20060185636 - Manufacturing a rocker lever using cold forming and welding: A method and system for forming a rocker assembly includes cold forming a metal blank to produce a portion of the rocker assembly. This portion has a tubular portion that rotatably engages a shaft and an arm that couples with a pushrod. This portion is welded to a valve lever...

20060185637 - Internal combustion engine and control method thereof: Embodiments are disclosed to reliably carry out engine starting without cranking. Using an internal combustion engine 1, when an idle stop condition is established, a third path switching valve 28 that is provided at the connection of the compressed air supply path 25 and a first blow-by path 21, and...

20060185638 - Engine decompression system: An engine decompression system that can secure a projecting height of a decompression cam from a base face of a valve operating cam to be relatively large in an engine starting rotational region, and maintain a state in which the projection height is decreased in a complete combustion rotational region...

20060185639 - Modular intake system: A modular air intake system is presented. The system comprises a variety of modular components that may be coupled together to form a desired air intake system configuration for an automobile engine. Each modular component has a plastic structure with chrome plating, resulting in improved insulation and heat reflection characteristics...

20060185640 - Rotary valve head: The R.V.H. (Rotary Valve Head) is a three way valve system designed to replace the head and valve train of four stroke combustion engines. Valve opperations are carried out with one rotating component. This is accomplished by rotating a cylinder with a concave inside a chamber with three openings. These...

20060185641 - Compensating displacement on demand system response offset due to aging: A response time compensation system for controlling engine operation in activated and deactivated modes in a displacement on demand engine includes a LOMA system that regulates pressurized fluid flow to switch engine operation between the activated and the deactivated modes and a count module that monitors a cycle count of...

20060185642 - Combustion engine chamber: To improve both fuel consumption and quality of exhaust gas quality the present invention as a structure of a chamber in a combustion engine includes a ring-groove portion formed on the piston, a squish-area making portion formed on a top surface of the piston for a squish-area, an outer edge...

20060185644 - Method for operating compression ignition internal combustion engine: An object is to provide a method for operating a compression ignition internal combustion engine which, using a single fuel, can produce diesel combustion when the load is high, or homogeneous-charged compression ignition combustion when the load is low. The operating method includes: employing a fuel containing 95 to 99.5...

20060185643 - Premixed charge compression ignition engine and reciprocating generator having the same: The object of the present invention is to provide a premixed charge compression ignition (PCCI) engine. The PCCI engine has a fuel injector (22) in a suction manifold (8) to prepare a premixed charge of fuel and air and induces a natural ignition of the premixed charge in a combustion...

20060185645 - Device for actuating a throttle valve of an internal combustion engine: A device for actuating at least one throttle valve of an internal combustion engine is provided. When the throttle valve opening angles are small, the throttle valve and the actuating device are positively coupled, and when the throttle valve opening angles are large, the throttle valve and the actuating device...

20060185646 - Method for controlling an inlet valve of an internal combustion engine: In a method for controlling an inlet valve of an internal combustion engine having at least one cylinder with at least a first inlet valve and a second inlet valve, wherein the closing time of the first inlet valve is adjustable and the first inlet valve is so controlled that,...

20060185648 - Common rail fuel pump: A common rail fuel pump for an internal combustion engine includes a pumping plunger (10) that is reciprocable within a plunger bore (14) provided in a pump housing (16) under the influence of a drive arrangement (18, 20) to cause fuel pressurisation within a pump chamber (12). An inlet metering...

20060185647 - Fuel injection system for combustion engines: A fuel injection system for internal combustion engines, including a high-pressure part and a low-pressure part. In the high-pressure part, fuel is delivered to a high-pressure reservoir via a high-pressure pump and a high-pressure line. Injectors are supplied from the high-pressure reservoir. In the low-pressure part, the injectors communicate with...

20060185649 - Internal combustion engine provided with an accumulator injection system: An internal combustion engine includes an injection system that is configured as a high-pressure accumulator system in which the number of parts is small and the injection system can be easily assembled. The connecting fittings for the connection of the high-pressure lines are laterally offset with respect to the appertaining...

20060185650 - Electromagnetic controlled fuel injection apparatus with poppet valve: The invention provides an electromagnetic controlled fuel injection apparatus with a poppet valve of which the beginning and end of fuel injection is controlled by the reciprocation of the poppet valve, in which inertia force and friction force arising from the reciprocating motion of the poppet valve are utilized effectively...

20060185651 - Spiral-wound hydrocarbon adsorber for an air intake of an internal combustion engine: A low-resistance hydrocarbon adsorber comprising a spiral-wound laminated structure for mounting into an entrance port of an engine air intake system to prevent hydrocarbon evaporations from reaching atmosphere. Preferably, the adsorber is formed as a cartridge and comprises a flexible polymeric sheet support to which a thin flexible sheet of...

20060185652 - Fluid control valve: A fluid control valve has: a housing in which a fluid passage is formed; a valve seat in which a fluid flow hole is formed to be communicated with the fluid passage; and a valve that is formed from rubber elastic body. At least a part of the housing is...

20060185653 - Integrated vapor control valve with full range hydrocarbon sensor: An evaporative fuel vapor control system, purge valve and methods are described. The system includes a fuel supply, internal combustion engine, vapor canister, and a purge valve. The purge valve includes a sensor disposed in the body housing of the purge valve and in communication with the flow passage to...

20060185654 - Cost optimized electric egr valve: An exhaust gas recirculation (EGR) valve includes an actuator mountable to a valve assembly such that a single actuator design can be utilized for different valve assemblies. The actuator is linked to the valve assembly through a calibration plug that provides for the calibration of an actuator armature position to...

20060185655 - Air/fuel ratio control device for internal combustion engine: An air-fuel ratio control apparatus for an internal combustion engine, implementing integral correction of the air-fuel ratio by an integral term edfii obtained by multiplying an integrated difference between a target air fuel ratio and the actual air-fuel ratio by an integral gain, wherein the upper and lower limit values...

20060185656 - Air/fuel ratio control system for outboard motor engine: In an air/fuel ratio control system for an outboard motor engine, a learned correction coefficient KTIMn used in open-loop control for correcting a basic fuel injection amount to be supplied to the engine, is updated only when the manifold absolute pressure PBA (indicative of engine load) is within a predetermined...

20060180099 - Method for controlling compression ignition internal combustion engine: The present invention provides a method for controlling a compression ignition internal combustion engine, which can easily cope with a wide range of demand loads. The compression ignition internal combustion engine 1 has a first fuel 2 containing ethanol, and reforming means 5 for reforming the first fuel into a...

20060180100 - Portable power take-off unit: A portable power take-off unit for mounting to and dismounting from the rear of a vehicle, such as a pickup truck, providing mechanical operational power to construction and farm implements and machinery includes an engine for driving a belt and pulley assembly that drives a chain and sprocket assembly that,...

20060180101 - Hydrogen-oxygen production device: A system for supplying power with a combustion engine includes an engine having fuel and air intake lines, and an exhaust line. The engine has a combustion chamber volume defining a number of liters of engine displacement. A fuel cell has a gas outlet that communicates with the air intake...

20060180102 - Extended fan run-on: The invention relates to a fan run-on control which takes into account the energy input into the combustion engine in order to calculate the required run-on time of the fan. If the characteristics of the fan are known it is possible to calculate the required fan run-on time from the...

20060180103 - Arrangement for cooling a vehicle component: The invention constitutes an arrangement for cooling a vehicle component, for example a transmission, disposed adjacent to an engine, which arrangement includes a cooling circuit designed to feed a coolant through the transmission and including a line for coolant to the transmission and a line for coolant to the transmission....

20060180104 - Internal combustion engine with actuating oscillating cylinders: An internal combustion engine having one or more modules each employing fluidly-communicating, oscillating, power cylinder and air cylinder. The power and air cylinders oscillate about separate, individually supporting sets of trunnions positioned non-linearly with respect to each other and permitting the passage of air therethrough. The air cylinder includes a...

20060180105 - Internal combustion engine with actuating oscillating cylinders: An internal combustion engine having one or more modules each employing fluidly-communicating, oscillating, power cylinder and air cylinder. The power and air cylinders oscillate about separate, individually supporting sets of trunnions positioned non-linearly with respect to each other and permitting the passage of air therethrough. The air cylinder includes a...

20060180106 - Two-stroke engine: A two-stroke engine has a cylinder in which a combustion chamber is provided. The combustion chamber is delimited by a reciprocating piston that drives with a connecting rod a crankshaft rotatably supported in a crankcase. In predetermined positions of the piston, the crankcase is connected by at least one transfer...

20060180107 - Valve timing control system for internal combustion engine and method for assembling same: A valve timing control system for an internal combustion engine includes a driving member to which a rotational force is transmitted from a crankshaft. A driven member is rotatable with a cam shaft as a single member. A phase changing mechanism is disposed between the driving member and the driven...

20060180108 - Control apparatus: A control apparatus is provided for restraining fluctuations in the output due to disturbance and the like to achieve high stability and control accuracy for the output of a control object. The control apparatus calculates a virtual interference input applied to the control object in order to generate a virtual...

20060180109 - Rocker arm assembly: A rocker arm assembly for mounting about a stud means. The rocker arm assembly generally comprises a rocker arm and a support member. The rocker arm has opposed first and second lateral ends and a central bore between the ends. The support member is positioned within the rocker arm central...

20060180110 - Hydraulic lash adjuster: A hydraulic lash adjuster (1) for a valve train (16) of an internal combustion engine, said hydraulic lash adjuster (1) comprising a hollow cylindrical housing (2) and a pressure piston (3) that are axially inter-inserted for axial displacement relative to each other, a bottom (4) of the pressure piston (3)...

20060180111 - Air-cooled ignition lead: An air-cooled ignition lead for use with aircraft engines to conduct high voltage ignition pulses between an exciter and an igniter. The ignition lead includes a center conductor covered by an insulation jacket for electrical isolation. Radially spaced outwardly from the insulation jacket is a flexible conduit that has sufficient...

20060180113 - Combustion engine pull-starter: A pull-starter for a combustion engine of an engine-powered apparatus having a startup element such as an engine start-assist device or an apparatus safety lock. The pull-cord is attached to and wound around a recoil pulley, and routed at least partially around a portion of a movable dampener arm, to...

20060180112 - Starting device for internal combustion engine: A starting system rotates and starts an internal combustion engine by injecting fuel into a predetermined cylinder using an injector and igniting the fuel using an ignition plug, and upon starting the engine, the fuel pressure supplied to the injector is detected, and the engine is started by combustion in...

20060180114 - Intake system of multi-cylinder engine: An intake system of a V-engine provided with a surge tank arranged at a position higher than a cylinder head of the V-engine when attached to the V-engine and divided in internal space into a top part and a bottom part and a plurality of intake tubes communicating the surge...

20060180115 - Exhaust valve for internal combustion engine: The present invention relates to an internal combustion engine exhaust valve having a valve head including a valve face and a valve back, wherein the valve face is convex, a cylindrical valve stem, and a rim that includes a valve seat; an exhaust valve assembly for an internal combustion engine...

20060180116 - Captured nut using a stamped retention feature: A bracket and nut assembly including a bracket having a first end and second end. The first end includes a first substantially planar portion spaced apart from and positioned substantially parallel to a second substantially planar portion. A third portion interconnects the first and second portions. A first aperture extends...

20060180117 - Stroke characteristic variable engine: A stroke characteristic variable engine comprising a primary link connected to a piston which is slidably fitted in a cylinder, a secondary link connecting the primary link with a crankshaft and a tertiary link connected to the primary link or the secondary link at one end and to an engine...

20060180118 - Internal combustion engine that uses a variable compression ratio device: A variable compression ratio mechanism that changes the compression ratio according to the rotation angle of a control shaft, wherein a stopper is provided at the highest compression ratio side for regulating the rotation of said control shaft. Then, the output detected by a compression ratio sensor for detecting the...

20060180119 - Reducing acoustic noise of an engine having electromechanical valves: A system and method for controlling randomly operable valves in an engine is presented. According to the method, valve lift is used to create a Helmholtz resonator from a deactivated cylinder. The method can reduce engine pressure based audible noise for variable displacement engines....

20060180120 - Ignition system for an internal combustion engine: An ignition system for an internal combustion engine, having a combustion chamber and a fuel injection device which injects a fuel directly into the combustion chamber in stream-guided fashion, is configured so that the ignition system has a positive polarity....

20060180121 - Compression-ignited ic engine and method of operation: The present invention is a compression ignition internal combustion engine and method of operation which expands the load limit of quietly operating a premixed charge compression ignition (PCCI) engine by injecting a secondary fuel B, in ratios lean of stoichiometric, either into the intake air stream or directly into the...

20060180122 - Electromagnetic actuator, fuel injection valve, method of controlling fuel injection valve, and method of driving the same: Information storage element 102 and transmitter-receiver 103 are molded in resin connector part 101 of fuel injection valve 100 which projects outside of the engine by molding. The precise control of an injection amount is enabled by using directly the characteristic of injection amount stored in information storage element 102,...

20060180123 - Negative rate shaping torque capsule: A negative rate shaping torque capsule is provided that effectively reduces torque rise of the engine. The device is part of the mechanical governor and allows fuel control rack position to decrease as engine speed decreases, thus reducing the amount of fuel delivered and reducing torque rise. The device works...

20060180124 - Fuel injection system with accumulator fill valve assembly: A fuel injection system (10) having an accumulator (24) includes an accumulator fill valve assembly (20) that regulates pressure within the accumulator (24) for operation of injection events other than the main injection. A restriction (128) in an inlet conduit and a stepped surface in a spool valve (112) provide...

20060180125 - Sealing mechanism for tubular body: A tubular body sealing mechanism which can easily make a hermetic seal. A bushing is fit onto the leading end of a shaft part of the hermetic plug to be moveable in the axial direction, the ring seal member is fit to be moveable between a base part and the...

20060180126 - Control system for internal combustion engine: An engine control system (1) measures an amount of air sucked by an engine (2) based on the output of an air flow meter (14) provided in an air intake passage (4), on the downstream side of a throttle valve (12), calculates an injection amount of fuel based on the...

20060180127 - Canister module and method for absorbing volatile substance: A canister module includes a canister, an atmospheric passage member, and an absorbent layer. The canister accommodates an absorbent for absorbing volatile substance. The atmospheric passage member forms an atmospheric passage, which has a first end connecting with the canister. The atmospheric passage has a second end, which is an...

20060180128 - Stuck-open failure detection system for gas-fuel injection valve: Disclosed is a stuck-open failure detection system for a gas-fuel injection valve adapted to inject or supply gas fuel into/to a combustion chamber of an engine, which comprises: a shutoff value interposed in a fuel supply passage fluidically connected to the gas-fuel injection valve, at a position upstream of the...

20060180129 - System for improving motor vehicle performance: A system for improving motor vehicle performance includes an air intake heat exchanger placed in-line with the air intake of the motor vehicle. The air intake heat exchanger is coupled to a source of pressurized media for selective application of the pressurized media to the air intake heat exchanger for...

20060180130 - Motor assisted mechanical supercharging system: Internal combustion engine with a centrifugal compressor or positive displacement air supercharger incorporating a high speed electric motor on the drive shaft for the purpose of acceleration and generation of pressurized air at low engine speeds and incorporation of one-way and/or magnetic clutches for efficient operation....

20060180131 - System for ventilation of an internal-combustion engine crankcase as well as a v-shaped internal combustion engine: A ventilation system of an internal-combustion engine crankcase, in which the blow-by gases can be removed by bores integrated in the cylinder head and ventilation pipes connected thereto. The ventilation pipes are connected to a vacuum source such as a suction pipe, and devices pre-separate oil from the blow-by gases....

20060180132 - Temperature-controlled pcv valve: A positive crankcase ventilation valve includes a flow restrictor movable in an orifice to vary flow of fumes from an engine crankcase to an intake manifold in a vehicle. The valve also includes a temperature-activated element for moving the flow restrictor in the orifice....

20060174847 - Piston for an internal combustion engine: A pivoted piston for an internal combustion engine. The piston has a pivot pin and an arcuate first sealing surface (12) which describes a circumferential path about the pivot pin which forms a removable and replaceable skirt to the piston. The piston also includes a second arcuate sealing surface which...

20060174848 - Engine for leisure vehicle: An engine for a leisure vehicle including a lubricating oil pump configured to feed a lubricating oil to engine components, and an actuator drive oil pump that is provided separately from the lubricating oil pump and is configured to drive an actuator operating with an oil pressure. The actuator drive...

20060174849 - Apparatus and method for controlling variable valve actuation mechanism: A pulse signal output from a crank angle sensor is counted from start of an engine starting operation, and whether or not an engine rotation is started is determined at the time when the count result reaches a predetermined number. When the determination of the rotation start is made, a...

20060174850 - Pressure augmentation \"(molecular stimulation system)\": An internal or eternal, combustion or steam driven, cylinder assembly includes a cylinder having a combustion and or expansion chamber and a piston An integrated, microprocessor and or sensor, controlled Molecular Stimulator wherein the reservoir core target receives energy on demand, at a preferred frequency and releases said energy sufficient...

20060174851 - Slant engine: A slant engine for a utility engine which a cylinder is attached to the crankcase with slanted with respect to the a rotational direction of a crankshaft, comprises a reservoir oil tank formed outside of the crankcase at lower portion for reserving lubricant, a communication pipe connected to bottom portions...

20060174852 - Oscillating-piston machine and oscillating-piston machine arrangement: An oscillating-piston machine includes a housing, which has a spherical housing inner wall, at least one piston, which is arranged in the housing and can pivote about a pivot axis passing through the centre of the housing, the at least one piston executing reciprocating pivoting movements when the shaft is...

20060174853 - Internal combustion engine and method for auto-ignition operation of said engine: The invention relates to an internal combustion engine that can be operated in compression ignition mode, the engine comprising a fuel injector for each cylinder; a fuel injection controller for controlling fuel injection quantity and a piston in each cylinder whose compression action causes a mixture of air and fuel...

20060174854 - Apparatus and method for controlling variable valve actuation mechanism: In an internal combustion engine equipped with a variable valve actuation mechanism which varies a lift amount of an intake valve, when the lift amount is forcedly controlled at the minimum to learn detection result of the lift amount at that time, a throttle opening, ignition timing, an a fuel...

20060174855 - Internal combustion engine speed control: A method of operating an internal combustion engine is provided which includes the step of determining a desired intake manifold pressure or gas density, based at least in part on a value indicative of a difference between a desired engine speed and an actual engine speed. The method further includes...

20060174856 - Control apparatus for internal combustion engine: It is determined whether an internal combustion engine is in an idle state or in a non-idle state based on the throttle opening degree. DI ratio control for controlling fuel injection ratio between in-cylinder injection and port injection is performed in accordance with different control modes in the idle state...

20060174857 - Heater for a canister: Heater for a fluid intended to pass through a canister for a fuel tank, comprising a casing fitted with two end pieces, a hollow body situated inside the casing and at least one heating element....

20060174858 - Ignition apparatus for internal combustion engine: An ignition apparatus for an internal combustion engine, which is controlled by a control unit, includes a connector, an ignition coil assembly, an igniter and a capacitor. The connector is electrically connected with the control unit, and includes an input terminal, which is electrically connected with the control unit to...

20060169223 - Throttle device, fuel supply device, and engine: In a throttle device that includes a housing having an intake passage, a throttle valve to regulate the flow rate of the air flowing through the intake passage by rotation inside the intake passage, and a drive unit rotate the throttle valve, the drive unit is cooled with good efficiency....

20060169224 - Piston-cooling arrangement for an internal combustion engine: The invention relates to an internal combustion engine having a piston-cooling arrangement (1) which has at least one spray device (2, 27; 2, 39) which is supplied with a coolant/lubricant via at least one supply passageway (3). The supply passageway (3) is arranged in a module (4) composed of a...

20060169225 - Two-stroke internal combustion engine: Crankcase scavenged two-stroke internal combustion engine (1), in which a piston ported air passage is arranged between an air inlet (2) and the upper part of a number of transfer ducts (3, 3′). The air passage is arranged from an air inlet (2) equipped with a restriction valve (4), controlled...

20060169226 - Four stroke internal combustion engine with inlet air compression chamber: A four-stroke engine with intake air compression chamber. The intake air compression chamber has a pressure responsive displaceable member therein to compress inlet air passively in response to differential pressure between a sealed crankcase and air in the inlet side of the inlet air compression chamber. The displaceable member is...

20060169229 - Adjusting valve lash for an engine with electrically actuated valves: A system and method for controlling electromechanical valves operating in an engine is presented. According to the method, armature levitation position may be changed to accommodate varying rates of valve stem growth. The method may reduce valve noise during a wide range of engine operating conditions....

20060169230 - Reducing power consumption and noise of electrically actuated valves: A system and method for controlling electromechanical valves operating in an engine is presented. According to the method, armature levitation is strategically used during a cycle of a cylinder. The method can reduce fuel consumption and power supply requirements, at least under some conditions....

20060169231 - Intake air amount control apparatus and intake air amount control method for internal combustion engine: A plurality of changing mechanisms change the manner in which intake air is supplied to an internal combustion engine. A control unit executes a cooperative control in which, based on the driving state of one of a variable vale lift mechanism and at least one of the other changing mechanisms...

20060169233 - Actuator for valve lift controller: An actuator for a valve lift controller linearly driving a control shaft of a changing mechanism comprises a feed screw mechanism including a screwed shaft linearly moving along with the control shaft, and a rotation spindle rotating coaxially with the screwed shaft. The feed screw mechanism converts a rotational movement...

20060169234 - Actuator for valve lift controller: An actuator for a valve lift controller comprises a case forming a first and second spaces therein. The first space is supplied with lubricating fluid. The actuator further comprises a feed screw mechanism including a cylindrical spindle and a screw, and converts a rotational movement of the spindle to a...

20060169232 - Method to estimate variable valve performance degradation: A system comprising of an engine having a first group of cylinders and a second group of cylinders, a first variable valve system in said first group, a second variable valve system in said second group, and a controller for determining degradation of operation of at least one of said...

20060169235 - Internal combustion engine: The invention relates to an internal combustion engine comprising a variable valve drive device provided with at least one camshaft having at least one cam arrangement. Said cam arrangement comprises a cam which can be displaced essentially radially in relation to the camshaft, and at least one, preferably two, base...

20060169227 - Rail used as a torsional stop for the valve train of an internal combustion engine, and roller tappet arrangement: A rail used as a torsional stop for the valve train of an internal combustion engine is disclosed. The rail includes spaces (10) which are arranged in a row spaced apart at a distance from one another within the rail (8) and accommodate inserted valve lifters provided as roller tappets...

20060169228 - Valve lifter guide: A valve lifter guide (100) includes a base (111) and at least one conduit (100) extending from the base (111). The conduit (100) has a first inwardly curved surface (103) opposed to a second inwardly curved surface (105) such that the conduit is capable of holding a valve lifter (200)...

20060169236 - Valve train of an internal combustion engine comprising a tappet and a tappet pushrod: The invention proposes a valve train (1) of an internal combustion engine comprising a tappet (7) and a tappet pushrod (1) that is actuated by said tappet (7), said tappet pushrod (1) being at least partly hollow and comprising on one end (3), a first support (4) for a pressure...

20060169238 - Engine generator: A front panel of an engine generator can have a recess including an upper area and a lower area, separated from each other by a partition. A cock operating portion and a choke operating portion can be laterally aligned with each other in the upper area, and a recoil knob...

20060169237 - Ignition/fuel injection system with auxiliary & separation charging power sources: An ignition/fuel injection system adapted with an auxiliary power source to exclusively supply power needed for the operation of the system, and a separation charging power source to separate that from the batteries for starting the motor so to avoid affecting the normal start-up of an engine by the sudden...

20060169239 - Methods for surface treating engine valves and engine valves treated thereby: The present invention teaches a method for surface treating an engine valve made from titanium or titanium alloy in order to form a hardened coating having a high level of adhesion to the surface of the engine valve, and also having improved abrasion and impact resistances. The method includes a...

20060169240 - Apparatus and method for forced response acoustic isolation enclosure in cast aluminum oil pan: The present invention provides an improved oil pan that acts as a radiated noise reduction product. More specifically, the invention addresses the case of a broad frequency forced response sound radiation for structurally rigid cast aluminum engine oil pans. The improved oil pan comprises a foam rubber isolating layer coupled...

20060169241 - Internal combustion engine: A high thermal efficiency lean-burn spark-ignition two or four stroke engine operable unthrottled suitable for vehicles using gasoline. It uses an indirect combustion chamber and a transfer orifice aligned to produce a jet of air moving in helical swirl motion around the chamber during the compression stroke. Fuel is injected...

20060169242 - Direct-injection spark-ignition internal combustion engine: When an engine is in transitional operation, combustion is carried out by spray guide method. Further, when catalyst temperature T is high, namely, equal to or higher than a specified maximum temperature T1 stratified charge combustion by spray guide method is carried out, and when the catalyst temperature T is...

20060169243 - Internal combustion engine: According to the invention, noise of an internal combustion engine is reduced by dynamically correcting the moment of injection when the engine is in the transient mode....

20060169244 - Fluid injector: A fluid injector (2) with a channel (4) terminating in one or more orifices (7) and being, in use, operatively connected to a fluid supply means so that fluid may be supplied to the injector in order to pass through said channel (4) to exit by one or more of...

20060169245 - Method for operating a hybrid vehicle and hybrid vehicle with a multi-cylinder internal combustion engine coupled to an electric motor: In a method for operating a hybrid vehicle with a combustion engine coupled to an electric motor having at least one inlet and one outlet valve per cylinder, a variable valve control, and a fuel injection device, with a first partial power, from the overall drive power provided to the...

20060169246 - Method of controlling premix compression self-igniting internal combustion engine: A method of controlling a premix compression self-igniting internal combustion engine in which intake air and fuel are mixed in advance in a combustion chamber and the mixture is self-ignited by compression. Optimal self-ignition timing in accordance with operation condition can be obtained with the method for improved combustion. An...

20060169247 - Engine intake manifold and airflow control valve assembly: An engine intake manifold includes a casing having a plurality of air intake passages, and a plurality of valve plates, wherein each valve plate is disposed in one of the air intake passages to control airflow through the air intake passage. The valve plates are connected to a common valve...

20060169248 - Electric parts attaching structure and attaching method for throttle body, and throttle body: An electric parts attaching structure for a throttle body includes: a throttle body (12) having an intake passage (16) in which a throttle valve (24) is arranged, and a housing (20) for accommodating electric parts formed on the outside thereof, an intake passage information detection sensor (43) which is attached...

20060169249 - Ignition device for internal combustion engine: A capacitor-discharge-type ignition device for an internal combustion engine, comprising: an exciter coil that generates an AC voltage having a positive half-wave voltage and first and second negative half-wave voltages present before and after the positive half-wave voltage synchronously with rotation of the engine; ignition-position detection time data calculating means...

20060169251 - Fuel supply device: A fuel filter is located downstream of a feed pump to filter fuel discharged from the feed pump. An orifice is located between the fuel filter and a suction quantity control valve to restrict a flow rate of the fuel passing through the fuel filter. A positive pressure of the...

20060169250 - Method, computer program, and control and/or regulating unit for operating an internal: A high-pressure fuel pump and methods for controlling this high-pressure fuel pump are described in which the pumping quantity regulation does not cause significant heating of the fuel to be pumped. The partial-load efficiency of the high-pressure fuel pump, triggered in accordance with the invention, is also very good....

20060169252 - Fuel injection device for an internal combustion engine: The fuel injection system has a high-pressure pump that delivers fuel to an accumulator and fuel supply pump delivers fuel to the suction side of the high-pressure pump, with a fuel metering unit between the fuel supply and high-pressure pumps to variably adjust the fuel quantity taken in by the...

20060169253 - Common rail for diesel engine: A common rail a diesel engine includes a branching connection body firmly fixed on common rail body by friction welding. A fronting face of the branching connection body to be fixed on the common rail body by friction welding is in the shape of a cone whose center part is...

20060169254 - Engine starting: A system, an apparatus, and a method for starting an engine. The system, apparatus, and method include determining a first quantity of fuel based on engine temperature, providing the first quantity of fuel to the engine during a first cycle of the engine, determining a second quantity of fuel based...

20060169255 - Internal combustion engine: In a method of operating an internal combustion engine by supplying a gaseous fuel from a gaseous fuel tank to a combustion air feed line in which a compressor is arranged to the engine and part of the gaseous fuel is added to the combustion air feed line upstream of...

20060169256 - Blower housing for internal combustion engine: A blower housing for use with an engine. The blower housing is adapted to receive a stream of intake air, and the engine includes at least one cylinder. The blower housing includes an intake opening, an air filter housed within a filter compartment, and an air flow duct adjacent to...

20060169257 - High compression pistons having vanes or channels: A four-stroke internal combustion engine includes a piston having a channel or channels extending between each intake port and an exhaust port to provide a flow path that directs air from the intake port to the exhaust port without inducing turbulence. The channels allow laminar flow from an intake port...