Abstract: A vacuum processing system includes a transfer chamber configured to form a vacuum atmosphere through which a target object is transferred. A transfer mechanism is disposed in the transfer chamber and configured to transfer the target object. A process chamber is connected to the transfer chamber through a first gate valve and configured to perform a process on the target object within a vacuum atmosphere. A first exhaust port is formed in a bottom of the transfer chamber at the foot of the first gate valve. A first gas exhaust section is connected to the first exhaust port and configured to exhaust gas inside the transfer chamber.

Abstract: A system for an engine of a vehicle traveling on the road, comprising of a cylinder located in the engine, a delivery system configured to delivery fuel and a fluid to at least an engine cylinder of the while the vehicle is traveling on the road, said fluid containing at least some water, and a controller for varying an engine operating parameter based on an amount of water in said fluid, where said amount is determined based on an operating condition.

Abstract: At a fan shroud constituting a cooling unit are provided a fan opening portion with an electric fan and a door opening portion that includes a plurality of door openings that are formed substantially vertically in line. A slant portion is formed on the door opening portion in such a manner that positions of the door openings which are located at a relatively upper level of the door opening portion and the doors provided at these door openings are located respectively forward relative to those of the other door openings and the other doors. Accordingly, any interference of the doors with other parts in the engine room can be prevented properly.

Abstract: To provide a two cycle combustion engine provided with scavenging passages of a structure, which is effective to minimize a deposit of fuel contained in an air/fuel mixture and allows the mixture to be injected into a combustion chamber so as to avoid the blow-off of the air/fuel mixture, the engine includes a cylinder block 1 having a cylinder bore 1a, a scavenging-passage-defining wall member 34 made separate from the cylinder block 1 and fitted to the cylinder block 1. A scavenge regulating segment 37, 38 secured to the scavenging-passage-defining wall member 34 is spaced from an outer diametric surface 24C, 27C of the scavenging passage 24, 27 and two side surfaces 24A, 24B or 27A, 27B of the scavenging passage 24, 27 that are opposed to each other in a direction circumferentially of the cylinder bore 1a and occupies a circumferential center portion of the scavenging passage 24, 27.

Abstract: A multiple cylinder internal combustion engine having a camshaft-driven valvetrain with a camshaft disposed within an engine block includes at least two intake and/or exhaust valves with a pair of valves operated by a common camshaft lobe and a cam follower. The valvetrain may include independently operable mechanical or hydraulic lash adjusters. The cam follower contacts the common camshaft lobe and at least two pushrods with each pushrod having an associated single plane rocker arm which couples to a fulcrum mounted to the cylinder head to actuate the at least two valves.

Abstract: In a variable phased valve lifter of an internal combustion engine, two or more roller lifter are allowed to move along constraining faces of a constraining mechanism in a first direction, and the constraining mechanism is allowed to move freely in a second direction. As the roller lifters move through their parallel arcuate paths, the engaging surface(s) of the roller lifters will engage with the constraining face(s) of the constraining mechanism, and each roller lifter will prevent the other from rotating about its longitudinal axis. The roller lifter is thus prevented from rotating about its longitudinal axis as it moves in arcuate fashion in cooperation with the constraining mechanism.

Abstract: An internal combustion engine having a supercharger system and a system for adjusting the control times of at least one intake valve of a cylinder within a predefined adjustment range, in which the control times are adjustable between starting from a zero position up to a maximum adjustment position, adjusting it by a defined maximum possible crank angle range in the direction of advanced ignition, and the intake length of the intake cam assigned to the intake valve is designed so that the control time for closing the intake valve is at or before bottom dead center when the zero position prevails in the system for adjusting the control times.

Abstract: A variable valve timing device includes a cam shaft, a rocker arm rotatably supporting the first roller and enabling a valve to be opened by a swing movement thereof when a first roller is pressed, a swing cam with a second cam surface, and an actuator for controlling the support shaft to move along a circular arc with a center at a center of the first roller in a valve-open state. The swing cam is swingable at a center of the support shaft, when a second roller is pressed by the cam shaft, so that the second cam surface presses the first roller. A contact position, between the first cam surface and the second roller, moves in a direction opposite to a rotational direction of the cam shaft when the support shaft is moved in a direction where a maximum lift amount of the valve becomes smaller.

Abstract: A variable valve timing device, adapted for an internal combustion engine, includes a cam shaft having a first cam surface, a rocker arm rotatably supporting a first roller and enabling a valve to be opened by its swing movement when the first roller is pressed, a drive link rotatably supporting a second roller and moving to drive a connecting pin when the second roller is pressed by the first cam surface, a swing cam having a second cam surface and being swingable at a center of a stationary support shaft, when it is pressed by the drive link through the connecting pin, so that the second cam surface presses the first roller, and an actuator for changing a position of a third cam surface to vary a position of the drive link.

Abstract: A variable phase drive coupling is described for providing drive from an engine crankshaft to two sets of cams. The drive coupling comprising a drive member 12 connectable for rotation with the engine crankshaft and two driven members 18, 20 each connectable with a respective one of the two sets of cams. In the invention, the angular relationship of each of the driven members 18, 20 is independently variable relative to the drive member 12 under the action of camshaft torque reversals.

Abstract: The present invention relates to a method and a device (1) for control of an internal combustion engine (500) at a start, a recording means (420) determining the position of a piston of a cylinder which is beginning compression or entering an intake phase before the start of the internal combustion engine, and a calculation means (410) specifying a starter torque as a function of this piston position.

Abstract: To provide a two cycle combustion engine utilizing a connecting structure of a shape that can be formed inexpensively with a simple process to enable the efficiency of cooling of the cylinder block to be maintained at a high level and, also, that can firmly connect the cylinder block with the crankcase with fastening forces exerted by the fastening bolts, the two cycle combustion engine includes a crankcase 2 including first and second crank casings 2A and 2B that are split in a direction conforming to a crank axis C for operatively supporting a crankshaft 11, and a cylinder block 1 having a cylinder bore 1a defined therein and fixedly mounted atop the crankcase 2 by means of a plurality of fastening members 38 and 39 fitted in a direction upwardly from a crankcase-side.

Abstract: A lubricating system for an internal combustion engine in which oil in a crankcase is supplied into an oil tank by a scavenging pump wherein it is possible to reduce the size of an engine body and the size of the scavenging pump. An oil tank is provided in an engine body adjacent, in the direction along the axis of a crankshaft, to a centrifugal clutch contained in a clutch containing chamber communicating with the inside of a crank chamber. A wall portion for partitioning the inside of the oil tank and the clutch containing chamber from each other is provided with an opening portion for communication between the clutch containing chamber and the inside of the oil tank, the opening portion being located on the outer side relative to the outermost rotational locus of a centrifugal clutch as viewed in the direction along the axis of the crankshaft.

Abstract: A diagnostic system that detects a faulty lifter oil manifold assembly solenoid includes a current measurement module, a time delay module, a voltage measurement module, and a diagnostic module. The current measurement module measures current flowing through the solenoid when a trigger signal is enabled. The time delay module determines a time delay based on the measured current. The voltage measurement module measures a supply voltage that powers the solenoid. The diagnostic module determines whether the solenoid is faulty based on the time delay and supply voltage.

Abstract: An 8-stroke cycle rotary engine utilizes a pair of master combustion chamber and slave combustion chamber to increase the fuel-efficiency. 8-stroke cycle includes mater intake stroke, slave intake stroke, master compression stroke, slave compression stroke, master expansion stroke, slave expansion stroke, master-to-slave exhaust stroke, and slave exhaust stroke.

Abstract: Rotary internal combustion engine or pump (10) including a main body (11) having a void (15) with a peripheral wall (32, 34), a major rotor (14) having a first rotation axis (16), at least one outer peripheral wall (13) portion radially spaced from the axis and defining a bight (17) within the major rotor (14); one or more satellite rotors (12) disposed within the or each bight (17) for rotation about a second axis of rotation (18) which is coaxial with the central axis of the bight; one or more control chambers (80) being defined at any time during a work cycle by any combination of two or more of a wall of the or each satellite rotor (12), the peripheral wall of the void (15) and the peripheral wall of the major rotor (14). The engine also has a plurality of ports (30, 28) for permitting the flow of fluid to and from the control chamber (80).

Abstract: An ignition plug for an internal combustion engine is provided, which includes a pre-combustion chamber cell (150) and at least three exhaust nozzles (160,170). The pre-combustion chamber cell (150) is disposed to surround a pair of electrodes (140b) in the lower portion of a main cell (110) and is formed in the inner portion where the electrodes (140) are contained. Meanwhile, a circular main exhaust nozzle (160) through which a fluid goes in and out is disposed in the central region of the pre-combustion chamber cell (150). The ignition plug enables the whole engine to have a quick combustion speed. As a result, a more reliable improvement of a combustion performance can be obtained. Also, a fuel-to-air ratio can be enhanced, and an exhaust gas reduction effect can be obtained.

Abstract: A system for an engine, comprising of a cylinder located in the engine, a fuel delivery system for varying relative delivery amounts of a first and second injection type into said cylinder, and a controller configured to adjust a parameter affecting flow through the engine in response to said relative delivery amounts of said first and second injection type.

Abstract: A method for controlling engine operation of an engine having a cylinder receiving fuel from a first and a second fuel injector, the first injector having a first relationship between a first input signal and a first amount of injected fuel, and the second injector having a second relationship between a second input signal and a second amount of injected fuel; the method comprising of varying injection from the first injector into the cylinder, varying injection from the second injector into the cylinder, purging fuel vapors from a fuel system into the cylinder, and adaptively learning said first and second relationships based on sensed operating conditions.

Abstract: A system for an engine, comprising of a cylinder located in the engine, a first port injector for injecting a first fuel into said cylinder, and a second injector outside said cylinder for injecting a second fuel into said cylinder.

Abstract: A system for an engine of a vehicle, comprising of a cylinder of the engine; a first injector configured to inject a first substance to said cylinder; a second injector configured to inject a second substance to said cylinder; and a controller configured to perform injection from said first and second injector in response to a number of combustion events from an engine start.

Abstract: A system for an engine, comprising of a cylinder of the engine; a first injector configured to inject a first substance to said cylinder; a second injector configured to inject a second substance to said cylinder; and a controller configured to commence combustion in the engine by injecting fuel into said cylinder, where said fuel is injected by only one of said first and second injectors during said start and/or warm-up.

Abstract: A method for operating an engine having a first injector for injecting a first fuel into a cylinder of the engine and a second injector for injection a second fuel into said cylinder of the engine, the engine further having at least an exhaust gas oxygen sensor, the method comprising of varying an amount of said first fuel injection in response to said sensor under a first operating condition, and varying an amount of said second fuel injection in response to said sensor under a second operating condition.

Abstract: A system for an engine, comprising of an injector coupled to the engine and configured to inject fuel to a cylinder of the engine; a first reservoir holding a first fluid containing at least a fraction of gasoline; a second reservoir holding a second fluid containing at least a fraction of ethanol; and a mixing device having an inlet portion coupled to both said first and second reservoir, said mixing device further having an outlet portion coupled to said injector.

Abstract: Operation of a homogeneous charge compression ignition engine is adapted to fuel variations. A variable valve actuating system is employed to effect conditions conducive to homogeneous charge compression ignition operation. Nominal valve timing is selected and adjustments thereto are made based on deviations in combustion phasing from a desired combustion phasing. Fuel delivery timing and quantity are adjusted once valve timing authority limits are reached to achieve further combustion phasing improvement.

Abstract: An engine control apparatus for a multi-cylinder compression ignition internal combustion engine includes a combustion status sensor and a controller. The combustion status sensor is installed in a selected one of cylinders of the engine. The controller works to sample an output from the combustion status sensor to determine a combustion status parameter and determine injection timings so as to bring the combustion status parameter into agreement with a target value. The controller also corrects the injection timing for at least one of the cylinders in which the combustion status sensor is not installed so that a combustion status parameter of the at least one of the cylinders lies on an advanced side of that of the one of the cylinders in which the combustion status sensor is installed, thereby avoiding the deterioration of quality of combustion of the fuel arising from a shift of the time of the ignition in the retarded direction from a desired time point.

Abstract: A leisure vehicle comprising an electronic control throttle system of an engine in which an actuator drives a throttle valve in response to an operation signal according to an operation amount of a throttle operation device, the electronic control throttle system including a throttle valve controller configured to send a control signal to the actuator to drive the throttle valve. The throttle valve controller is configured to give a gain to compensate for a deviation between a target opening degree of the throttle valve that is set based on the operation amount of the throttle operation device and an actual opening degree of the throttle valve which is a detected opening degree of the throttle valve. The throttle valve controller is configured to set the gain that causes the throttle valve to enter an overshooting region that exceeds a fully open position in a movement range of the throttle valve.

Abstract: A method to control injection timing for an internal combustion engine having a plurality of injectors in at least a cylinder, the method comprising of injecting a first fuel amount to at least a cylinder of an internal combustion engine from a first injector, injecting a second fuel amount fuel to said cylinder from a second injector, and adjusting the timing between starting or ending injection of said first fuel amount, and starting or ending of said second fuel amount in response to an operating condition of said engine.

Abstract: A method for an engine configured to deliver an actively varying relative ratio of a first and second fuel via a delivery system having a first and second injector for a cylinder of the engine, where the first fuel has a lesser relative amount of alcohol, the method comprising of varying an amount of injection from the first and second injector with operating conditions, when said variation causes said first injector to approach a first minimum opening condition, increasing injection of said second injector and disabling said first injector, and when said variation causes said second injector to approach a second minimum opening condition, avoiding further reduction of said second injector and decreasing injection of said first injector.

Abstract: A system for an engine, comprising of a cylinder located in the engine; a first injector for injecting a first fuel into said cylinder; a second injector for injecting a second fuel into said cylinder; and a controller configured to vary an amount of said first and second fuel injection during engine operation based on operating conditions, where amounts of variation of said first and second fuels are set to maintain desired engine output and provide a substantially stoichiometric mixture.

Abstract: An evaporative fuel treatment apparatus is disclosed that includes a fuel tank and a purge passage that fluidly couples the intake path of an internal combustion engine and the fuel tank. The apparatus also includes a purge valve that is installed in the purge passage and controls the quantity of evaporative fuel purged from the fuel tank into the intake path. Furthermore, the apparatus includes an evaporative fuel status measuring device that measures a density-based status of evaporative fuel in the fuel tank. Additionally, the apparatus includes a purge valve controlling device that controls the purge valve based on the density-based status of the evaporative fuel measured by the evaporative fuel status measuring device.

Abstract: A method for managing vapors generated by a first and second reservoir onboard a vehicle traveling on the road, the method comprising of inducting vapors from the first and second reservoirs during engine operation; and reducing flow of vapors from first the reservoir to second reservoir and from the second reservoir to the first reservoir.

Abstract: A method of controlling an engine, the method comprising of providing fuel having a blend to a cylinder of the engine, actively varying said fuel blend in response to at least an operating condition, and where during a transient operating condition, said blend is adjusted to increase a heat capacity of said fuel to reduce a tendency for knock.

Abstract: A vehicle fuel system includes a fuel vapor recovery canister containing a carbon bed configured to capture hydrocarbon material associated with fuel vapor discharged from the fuel tank into the canister. A purge vacuum is applied to the canister to draw fuel vapor carrying reclaimed hydrocarbon material from the canister into an intake manifold coupled to an engine so that the reclaimed hydrocarbon material can be burned in the engine.

Abstract: A fuel vapor treatment apparatus that includes a purge valve for controlling a quantity of fuel vapor purged from a canister. The apparatus also includes a controlling device that drives the purge valve based upon flow characteristic of the purge valve to a control amount for driving the purge valve to control a flow quantity of fluid flowing in the purge valve. The apparatus additionally includes a purge switching valve for switching communication of the purge valve between the canister and atmosphere. Furthermore, the apparatus includes a measuring device, which measures fluid pressure produced by opening the purge valve. The apparatus also includes a correcting device, which controls the purge switching valve and corrects the flow characteristic based upon pressure measured by the measuring device when the purge valve and the atmosphere communicate and based on the control amount in which the purge valve controlling device drives the purge valve.

Abstract: A method for a hydrogen fueled internal combustion engine to reduce backfiring, pre-ignition, and/or backflash, the engine also including a combustion chamber, an intake manifold, an exhaust manifold, at least one intake valve, at least one exhaust valve, a hydrogen injector, a compression device, and a variable valve timing system coupled to the intake valves. The method comprises compressing air using the compression device; injecting hydrogen and mixing at least said hydrogen with air discharged from the compression device; and opening the intake valve to induct at least air into the combustion chamber, wherein the intake valve opening time varies with an operating condition.

Abstract: Vehicle oil, particularly transmission hydraulic fluid, is cooled by circulating the oil from the working component to a heat exchanger submerged in the fuel tank.

Abstract: An intercooler of an internal combustion engine comprises tubes 10 having an internal path of the intake air and inner fins 11 arranged in the tubes 10 in such a manner as to divide the flow path in each tube 10 into a plurality of thin flow paths 100 to promote the heat exchange between the intake air and the cooling fluid, wherein the inner fins 11 are straight fins with the walls 110 extending linearly in the direction of the intake air flow to divide the flow path into the thin flow paths 100 and the supercharged air flow rate is not less than 1200 kg/hr. The tubes 10 are formed of copper or a copper alloy having a plate thickness of 0.1 to 0.5 mm. Assuming that the interval between adjacent tubes 10 in the stacking direction is a tube pitch Tp and the height of the tubes 10 in the stacking direction is a tube height Th, the relation between the tube pitch Tp and the tube height Th is defined.

Abstract: The inventive entrance/exit piping structure 20 for an intercooler 10 is formed of a plurality of pipes 21 to 24, the pipe end portions 20a, 20b are bundled together to have a circular contour and, in a middle portion 20c, the respective pipes are arranged adjacent to each other and are bent together.

Abstract: An engine control system that monitors flow restriction through an exhaust gas recirculation (EGR) system of an engine includes a first module that calculates a test EGR mass flow rate based on a first average EGR mass flow rate when the EGR system is in an EGR OFF mode and a second average EGR mass flow rate when the EGR system is in an EGR ON mode. A second module selectively generates a fault signal based on the test EGR mass flow rate.

Abstract: The exhaust gas purification device has a first chamber having an exhaust pipe inlet, an ambient air inlet, and an exhaust gas outlet. A Venturi is arranged within the chamber, having an inlet end communicating with an ambient air inlet, a throat, and an outlet end communicating with an exhaust gas outlet. The Venturi has an exhaust gas inlet between its inlet end and its outlet end, receiving exhaust gas from within the chamber, directed generally towards the outlet end of the Venturi, so that ambient air and exhaust air are mixed in passing through the Venturi to its exhaust gas outlet. A perforated pipe within the first chamber receives the exhaust gas, and the exhaust gas escapes therefrom via the perforations, into the chamber and thence to the Venturi. A second chamber, having a catalytic substrate assembly mounted therein, receives the mixed ambient air and exhaust air from the exhaust gas outlet of the Venturi, and has an exhaust pipe outlet.

Abstract: An object of the present invention is to provide an exhaust gas recirculation device with an improved response speed and accuracy of exhaust-gas recirculation flow control in an internal combustion engine. A recirculation gas control valve (16) controls a recirculation flow rate in exhaust gas recirculation passages (13a, 13b) of an internal combustion engine (7). An intake air control valve (5) controls a flow rate in an intake passage (4) of the internal combustion engine (7). An intake air flow sensor (2) detects a flow rate in the intake passage (4). A recirculation flow sensor (15) detects an exhaust-gas recirculation flow rate in the exhaust gas recirculation passage (13). An exhaust gas recirculation controller 20 performs feedback control of the intake air control valve (5) and/or the recirculation gas control valve (16) so that an exhaust gas recirculation ratio obtained based on outputs of the intake air flow sensor (2) and the recirculation flow sensor (15) is a target recirculation ratio.

Abstract: An internal combustion engine performance analysis and control logic which utilizes engine performance characteristics to control fuel and oxidizer delivery to the engine for combustion.

Abstract: The invention relates to a waste gas probe which is disposed in an internal combustion engine, comprising a plurality of cylinders and injection valves associated with the cylinders, in order to measure fuel. The waste gas probe is arranged in a waste gas tract and the measuring signal thereof is characteristic for the air/fuel ratio in the respective cylinder. The measuring signal is detected in relation to a reference position of the piston of the respective cylinder at a predefined crankshaft angle and associated with a respective cylinder. A manipulated variable which is used to influence the air/fuel ration in the respective cylinder according to the measuring signal detected for the respective cylinder is produced by means of a controller. The predefined crankshaft angle is adapted according to an instability criterion of the controller.

Abstract: Using a gas detection voltage Vs output from a terminal CU, a determination is made at to whether, after startup of an air-fuel ratio detection apparatus (1), a full-range air-fuel ratio sensor (10) has reached a semi-activated state in which a determination can be made as to whether the air-fuel ratio is on the rich or lean side based on a change in a gas detection signal Vic. After determining that the sensor has reached the semi-activated state, the signal Vic is compared with a threshold to determine whether the air-fuel ratio is on the rich or lean side. In the apparatus (1), the potential difference between an outer pump electrode of a pump cell (14) and a reference electrode of an oxygen concentration measurement cell (24) is obtained via a first differential amplification circuit (53) as the gas detection signal Vic, the signal Vic being highly responsive to a change in air-fuel ratio of exhaust gas.

Abstract: A compound bow maintenance press and method for compressing a compound bow from the bow limb ends provides a shop-installable bow press that prevents damage to the bow riser and limbs during service. The press contacts the bow only at the ends of the bow limbs and compresses the bow from outside of the curvature of the bow, providing clear access to the bow strings and a press that can be secured or stood on a workbench or a floor stand. The bow press can be operated by an electric motor or a hand crank and may include a worm gear drive system that provides for adjusting a telescoping member having arms extending to compress the bow limb ends. A limb end fixture is attached to or integrated with each arm, and provides a slot that accepts the bow limb end pulleys.

Abstract: An arrow rest rotatably having an arrow support movably mounted with respect to an archery bow. The arrow support can be simultaneously urged in one direction away from an arrow shaft during launch of the arrow shaft, and another portion of the arrow support can be urged in a second direction, toward the arrow shaft. The arrow rest of this invention can be used to accommodate or overcome a spined or bent arrow shaft, such as during initial launch of an arrow from an archery bow.

Abstract: A device for launching a projectile without using stored energy is provided. The device comprises a body, and a direct activation launching mechanism supported by the body, comprising a striking member, optionally a bias element exerting force on the striking member in the direction away from the projectile and configured such that release of any stored energy in the bias member is not transferred to the projectile in a manner which launches the projectile, and a plunger that, upon application of force by a user, engages the striking member and directly transfers the force exerted by the user to the projectile.

Abstract: A bow blind including a mounting bracket for attachment to a compound bow. The mounting bracket includes a pair of forwardly extending and downturned hooks. Radiating upwardly and outwardly from the mounting bracket is a first pair of support arms. A camouflaged panel is secured to the mounting bracket and, in turn, to bow by the first support arms and hooks.

Abstract: A portable cooking device includes a cooking platform and a set of cooking tools. The cooking platform has two symmetrically disposed cooking chambers; a heating tube is disposed in each chamber. Two pivotal elements are provided between the two chambers and two handles are provided on a top surface of the device. Whence, several cooking tools may be chosen from so as to be placed on either cooking chamber, and food may be placed on a cooking tool so as to be cooked by the heating tube. After cooking is finished, the two pivotal elements allow the cooking device to be folded and carried around.