Abstract: A space-saver workbench is disclosed which is pivotally movable between a work position wherein the table thereof is in a horizontal position to a stored position wherein the table portion thereof is in a vertically disposed position. A pair of springs are operatively connected to the table portion to provide a lift assist for moving the table portion from its horizontal position to its vertically disposed position. The springs also assist in maintaining the table portion in its stowed position. When the table portion is in the stowed position, it is spaced outwardly from a wall or the like sufficient so that the table portion will not interfere with tools hanging on a pegboard positioned adjacent the table portion.

Abstract: An automated sewing device for automatically sewing together rectilinear and curved end portions respectively of two base materials. A guide element is provided to separate the two base materials from each other and guide them in a sewing direction, and a guide roller mechanism is provided, which operates to adjustingly bring one guide roller to contact with the base material having the curved end portion and rotate the guide roller to move that base material in a direction orthogonal with the sewing direction, thereby keeping the rectilinear and curved end portions in alignment with each other. Hence, a seam is created along the curved end portion with a constant margin given between the seam and the curved contour of the curved end portion. A pair of guide rollers may be provided to move two curved end portions in a direction orthogonal with the sewing direction for the same alignment purpose.

Abstract: A modular material supply system for an automated quilting machine having a variety of fill material supply devices, a cover material tick magazine, a fill laminator, and optionally a digital printer. The system is capable of selecting the desired cover and fill materials and supplying them continuously to a laminator to form a layered material, which is then fed to the quilting machine. The flexibility of the modular system reduces the need for system downtime to changeover component materials for producing different quilted products.

Abstract: A pontoon including a generally elongated shell. The shell has a shell peripheral wall surrounding a shell inner volume. The shell defines at least one end aperture extending into the shell inner volume from one of the shell longitudinal ends. A filling component is positioned within the shell inner volume. The filling component is made out of a generally buoyant material. Manufacturing the pontoon involves slidably inserting the filling component into the end aperture in a direction generally along the shell longitudinal axis and towards the opposed shell longitudinal end. The volume of the filling component slidably inserted into the shell is such that the combination of the shell and the filling component forms a generally buoyant combination. Chambers including ballast sections for receiving ballast material may be formed in the shell inner volume.

Abstract: The present invention relates to a liquefied gas storage barge in the form of a concrete floating structure. The barge of the invention is essentially constituted by a floating structure (1) of reinforced and prestressed concrete containing tanks (2) for liquefied gas. Said tanks (2) are cylindrical tanks each having a cross-section perpendicular to its longitudinal axes that comprises a preferably circular curved portion (3) corresponding to the bottom of said tank, said portion being preferably a bottom half-circumference resting directly on the concrete bottom of the barge, which barge bottom is in the form of adjacent part-cylindrical troughs (3), each part-cylindrical trough having the same preferably circular, partially curved section in register with the bottom of each tank.

Abstract: A propelling machine (2) is configured curved- tubular, on a ship bottom (1b), with a front casing (12) having a suction inlet (11) opening fore to water, an impeller casing (10) having an impeller (17) inscribed thereto, and a rear casing (14) having a delivery outlet (13) opening aft to water, and the impeller (17) is forward and reverse rotatable.

Abstract: A portable boat beaching device that works with a tire to dock or beach a boat at a water's edge, shore-line, or a river bank and the like. The beaching device comprises a flexible tire cover and at least one floatation guide member. The beaching device optionally comprises at least one ballast guide member and/or at least one tire ballast member and/or a cover tightening system.

Abstract: A load guide system for guiding a craft into a apparatus such as a boat trailer, boat hoist or the like for egress from traveling on the water, the apparatus including a pair of stationary members of a framework spaced from each other and forming thereby an opening through which the craft is driven, the load guide system include a unit pivotally mounted on each stationary member, each unit including an upright pole engageable by the craft as it moves into the opening, and a spring biased pulley and cable assembly interconnected among the spaced members and the framework for biasing the poles toward each other, the normal condition of the poles forming an opening less than the framework opening, whereby upon one pole being engaged by the bow of the craft, should the craft not being centered upon entering the opening, the unit of that pole will act in response to operation of the pulley and cable assembly to force the bow toward the opposite pole, with the unit of the opposite pole reacting similarly, the seque

Abstract: In accordance with the present invention there is provided a lifting device for a boat, the lifting device including a first platform and a plurality of linkage members, the plurality of linkage members configured to form at least two four-bar linkage assemblies, each having a first end pivotally attached to the platform and a second end pivotally attached to a boat. The lifting device further including at least one hydraulic cylinder, the cylinder having a first end and second end, the first end being pivotally affixed to the structure of a boat and the second end pivotally attached to at least one linkage member, and a fluid device in communication with the hydraulic cylinder. A load sharing member connects the two four-bar linkage assemblies and prevents uneven or tilted motion of the platform.

Abstract: A boat cover includes a framework shaped to be attached to a plurality of pilings of a boat hoist beneath or above the boat hoist. A fabric boat cover has the framework and the sides thereof are lowered when a boat is hoisted thereunder. A boat cover raising and lowering mechanism raises and lowers the cover sides and has a rotatable shaft operatively rotated by a motor connected thereto and is located beneath the boat cover.

Abstract: A watercraft or assembly for a watercraft will reduce the shock and vibration of high speed travel that is transmitted to the occupants. The assembly provides shock and vibration reduction to the seats and control console. The assembly is pivotally connected to the watercraft at an aft element such as the transom. When a vessel is under way at high speeds, the transom is subjected to the least up and down motion, and the bow to the greatest motion. The assembly of the invention includes a horizontal base that is hingedly connected to the transom to pivot about a horizontal axis. Since the transom suffers the least motion, the axis will be most stable. The base is supported by spring bias means connected to the hull. Shock absorbers may also be connected to reduce the vibration of the base when the hull is moving at high speeds. Seats, console, and floor or foot rests may all be mounted on the base so that the occupants are shielded from the vibrations of the hull.

Abstract: An adjustable marker for delimiting boundaries comprised of a spacing rod, an anchoring peg and a pivotal connection pivotably engaging between the said spacing rod and the said anchoring peg.

Abstract: A system (100, 100′) and method for robotic manipulation of objects (130) is provided wherein a liquid (110, 110′) is agitated by the transfer of energy thereto for establishing an oscillatory motion instability in the liquid (110, 110′). The energy input into the liquid (110, 110′) forms standing waves (112). The objects (130) align themselves with nodes of the standing waves (112) and thus are dynamically arranged in a configuration established by the location of the standing waves (112). The location of the standing waves (112) can be predetermined by controlling the energy input by energy application system (140) and the size and shape of the container (120). Predetermined waveforms are supplied from the signal source (150, 154) to the energy application system (140).

Abstract: An electrode assembly of a semiconductor processing chamber wherein heat transfer between a backing plate and a showerhead electrode is improved by an electrostatic clamping arrangement, which includes a compliant material in contact with a surface of the showerhead electrode. The showerhead electrode is removably attached to the backing plate by a mechanical clamping arrangement which engages an outer periphery of the showerhead electrode. The electrostatic clamping arrangement is coextensive with the showerhead electrode to improve thermal conduction between the backing plate and the showerhead electrode.

Abstract: A diamond film depositing apparatus and method are disclosed in which a uniform and large plasma is formed on a substrate having a diameter of larger than 100 mm without using a heated filament cathode, without applying a magnetic field thereto, and without using a ballast resistance. The thusly formed plasma is maintained stably for a long time, so that a diamond thick film having a diameter of larger than 4 inches and a thickness of over hundreds of &mgr;m can be deposited on a flat or curved substrate and also on a Si wafer.

Abstract: An animal feeder, including a sturdy, molded plastic base, and a horizontally extending deck for receiving two or more water and food bowls, and legs or sidewalls secured to the deck for retaining same in an elevated position. Recesses are defined in the deck to receive the bowls. Wells are formed in the interior of the base, and communicate with the recesses. In the preferred embodiment, the wells store limited quantities of dry food, or treats, below each recess so that the food may be accessed by removing the bowl. In an alternative embodiment, the wells are formed with ledges or lips that engage the covers of food containers for “wet” food. Access to the wells, or to the interior of the base of a two component dog feeder, may be gained by removing the cover.

Abstract: A feed distribution system with feed dispensers (20), dispenser trays (22) of which have a convex edge (27) with successive edge areas (61) which have a relatively large radius of curvature and edge areas (62) which have a relatively small radius of curvature; a suitable shape in this connection is an elliptical shape a triangular shape, a hexagonal shape. The invention provides improved animal welfare, inter alia through a larger feeding space and also larger living space when the birds are not feeding. The invention further provides improved economic efficiency for the breeder, inter alia by reduced costs per bird.

Abstract: The present invention provides a removable cap and bottle assembly having a cap having a curved side wall having an inner surface and an outer surface where the inner surface has at least two threads disposed thereon. A bottle is provided having a mouth portion having an inner surface and an outer surface. The outer surface has at least two threads disposed thereon corresponding to the threads disposed on the inner surface of the side wall of the cap, so that when the cap is screwed on to the mouth of the bottle, a compression seal is formed along an entire circumference of the cap and the bottle with less than a full turn of the cap.

Abstract: A pet drinking fountain includes a water reservoir, a spout, a muzzle fastened to the outer end of the spout, and a stop ball movably disposed in the hollow interior of the muzzle such that the stop ball is partially emerged from an opening of the muzzle. The spout is provided in the longitudinal through hole with an air tube which is provided with an air passage and is smaller in diameter than the longitudinal through hole of the spout. The air tube is located in the spout such that the air passage of the air tube is in communication with the muzzle and the water reservoir, and such that the air tube and the inner wall of the longitudinal through hole of the spout form therebetween a water passage in communication with the water reservoir and the muzzle.

Abstract: An animal carrier has a harness that includes two side-by-side animal body-encircling belts located inside a stroller. The body-encircling belts are connected to straps which are connected to the frame of the animal carrier. A sun shade unit is also included and can be placed over the animals carried in the carrier. A pad is removably located inside the carrier and an insect net accessory can be placed around the carrier. Wheels of the carrier include a brake and a cargo basket is also included.

Abstract: A household appliance for steam generation with a boiler containing a heating source for water vaporization intended to be partly immersed in water; a control means for adjusting the pressure valve of the steam in the boiler that operatively associated with the heating source to switch on or off so as to maintain the steam pressure at a desired value; and a steam delivering means. The means for adjusting the pressure value in the boiler is operatively associated with the steam delivery means so as to switch the heating source on and off in function of the open or closed status of the steam delivery means.

Abstract: A coolant circuit is provided for an internal combustion engine, with a coolant radiator, at least one mechanical coolant pump and at least one electrical coolant pump for a cooling circuit having a coolant inflow and for a heating circuit having a coolant return, in each case with at least one heat exchanger, the mechanical coolant pump and/or the electrical coolant pump being assigned to the heating and/or cooling circuit, and the mechanical pump being capable of being cut in and cut out or of being throttled.

Abstract: A middle deck of a cylinder head having a partition that separates the exhaust and suction sides thereof to make the engine oil flow longer at the exhaust side having a greater area adjacent to a water jacket and cool off to a required level of temperature by enlarging the radiation area with a plurality of radiation protruders.

Abstract: A variable valve actuation (VVA) mechanism includes a partial wrap output cam assembly and a partial wrap frame assembly. Each of the partial wrap cam assembly and the partial wrap frame assembly include a respective body and a respective shaft engaging means coupled to the body. The shaft-engaging means are configured for engaging an input shaft with a snap fit to thereby pivotally dispose the output cam assembly and the frame assembly upon the input shaft.

Abstract: An actuator for actuating a linearly translatable member, such as an engine valve includes a unit trigger actuator, the unit trigger actuator having a trigger being electrically actuatable, a hydraulic cartridge having a selectively translatable component and being operably coupled to the trigger for receiving actuation commands therefrom, the unit trigger actuator being an open loop system. A pivot element is operably coupled to the translatable component and to the engine valve, the pivot element amplifying motion imparted to the pivot element by translatory motion of the piston at the engine valve. A lash adjuster is operably coupled to the pivot element for decoupling the hydraulic cartridge from lash inherent in a plurality of components and assembly of an engine valve arrangement. A method of actuation is further included.

Abstract: An internal combustion engine capable of optimizing the amount of oil in the crank chamber with a simplified structure of lubrication system, in which a U-shaped oil reservoir is formed surrounding and adjacent to a crank chamber. At least one small hole is formed on a partition wall which separates the oil reservoir and the crank chamber from each other so that the crank chamber may always communicate with the oil reservoir through the small hole. Due to a flow resistance in the small hole, a pressure Po in the oil reservoir changes following a change of pressure Pc in the crank chamber with some delay, and where the pressure difference between the oil reservoir and the crank chamber caused by a delay in the change of the pressure Po in the oil reservoir, results in the introduction of the oil in the oil reservoir into the crank chamber. It further allows excessive oil in the crank chamber to be circulated back into the oil reservoir.

Abstract: A dry-sump lubrication type four-stroke cycle engine having a crankcase provided with a crankshaft chamber in its front part and a transmission chamber in its rear part, a generator chamber on one side of the crankcase in an axial direction of the crankshaft, and a clutch chamber on the other side of the crankcase. The crankshaft chamber and the transmission chamber are separated by a partition wall of a predetermined height to form an oil reservoir chamber in a lower part of the transmission chamber. An auxiliary oil reservoir chamber is formed in a lower part of the clutch chamber. A suction chamber is formed under a crankshaft chamber bottom wall defining a bottom of the crankshaft chamber so as to communicate with a suction port of a scavenging pump of the engine.

Abstract: A piston slidably fitted in a cylinder is connected to an auxiliary piston slidably fitted in an auxiliary cylinder coaxial with the cylinder through a first connecting rod. The left and right crankshaft halves are disposed outside of a piston sliding range of the cylinder with respect to the radial direction thereof. The increase of the volume of a combustion chamber corresponding to the increase of the crank angle with reference to top dead center of the piston is suppressed, and it is therefore possible to enhance the equal volume degree at the time of combustion of a mixture gas and to enhance thermal efficiency. This arrangement also enhances thermal efficiency, and simplifies the structures of intake systems and valve mechanisms when employed in horizontally opposed type internal combustion engine.

Abstract: An automotive vehicle engine includes multiple power-producing cylinders including a first group of deactivation cylinders capable of being selectively deactivated during engine operation and a second group of cylinders capable of continued power production during deactivation of the first group. An air intake system includes a turbocharger compressor connected to intake valves of all the cylinders for supplying charge air to the cylinders. An exhaust system includes a turbine connected for driving the compressor, which includes twin scrolls with first and second exhaust flow passages separately connecting the turbine with exhaust valves of the first group of cylinders and with exhaust valves of the second group of cylinders. At high loads, the engine operates on all cylinders and is turbocharged for maximum power. At lower loads, the first group of cylinders may be deactivated and the engine may be driven by the second group of cylinders to obtain increased fuel efficiency.

Abstract: The present invention employs cylinder deactivation hardware and control systems to increase the heat rejected to the engine cooling system to improve heating of an internal combustion engine and a passenger compartment of a vehicle. The heat rejected to the cooling system is a result of an increase in combustion temperatures in the non-deactivated cylinders, due to increased work. The invention also includes a system to reduce the cooling system heat capacity. The invention provides heat quickly after a cold start and while operating at low engine operating points. This method and system are particularly suited to compression-ignition engines and direct-injection spark ignition engines that primarily operate lean of stoichiometry.

Abstract: An implement is provided having a motor housing in which is disposed an internal combustion engine as a drive for a tool. The implement also includes a carburetor and an air filter. An air filter chamber is provided with a cover element that includes two cover portions, a first cover portion of which extends over the air filter chamber, and a second cover portion of which extends over a ventilated hollow space of the motor housing that is adjacent to the air filter chamber. At least one in-flow passage for the combustion air is provided and in the first cover portion opens into the air filter chamber. At least one further passage is provided for connecting the hollow space with the in-flow passage.

Abstract: According to this method, a) a series of sparks is emitted into an engine cylinder (1), filled with an air/fuel mixture to be ignited, at predetermined successive instants, b) one of the sparks that initiates the ignition of the mixture is identified, c) the difference separating the instant of emission of the spark from a predetermined ignition instant able to ensure that the engine supplies a predetermined mechanical power is evaluated, and d) the instant of opening of the fuel injector (3) is corrected as a function of the difference, so as to initiate subsequent ignitions of the air/fuel mixture in the cylinder (1) at the predetermined instant.

Abstract: An improved fuel injector is disclosed. In one embodiment of the invention, the fuel injector includes a first fluid input for receiving a first fluid; a second fluid input for receiving a second fluid; and a drop ejector configured to discretely eject fluid in a digital manner, wherein the drop ejector is further configured to receive the first and second fluids and to eject discrete droplets of the first fluid and discrete droplets of the second fluid. In another embodiment of the invention, the fuel injector includes a drop ejector configured to discretely eject fluid in a digital manner, wherein the drop ejector includes a first set of firing chambers and a second set of firing chambers, wherein each firing chamber of the first set has a first volume, and wherein each firing chamber of the second set has a second volume.

Abstract: In a method of controlling a drive unit, particularly an internal-combustion engine generator unit, in addition to first and second controlling devices, a third controlling device is provided for computing a third injection quantity. One of the controlling devices is set as dominant for controlling the rotational speed. From an operator determined charge definition, a charge injection quantity is computed, and is compared with the injection quantity of the dominant controlling device. As a function of the comparison, the dominance of the controlling device is retained or the charge definition is set to be dominant for a power-determining signal.

Abstract: A fuel injection quantity control device for controlling an actual revolution speed En of an engine to a target revolution speed Eo, comprises difference computation unit for subtracting the actual revolution speed En from the target revolution speed Eo and finding the difference e therebetween; proportional term computation unit for multiplying the aforesaid difference e by the prescribed proportionality constant Kp and finding a proportional term output value Qp; integral term computation means for finding an integral term output value Qi which is obtained by integrating the product of the aforesaid difference e and the prescribed integration constant Ki; differential term computation unit for finding a differential term output value Qd which is obtained by multiplying the value obtained by differentiating the aforesaid difference e by the prescribed differentiation constant Kd; and injection quantity computation unit for adding up the proportional term output value Qp and the integral term output value Qi

Abstract: A method and a device for controlling the drive unit of a vehicle are provided, in which, in addition to the selection variable for an output variable of the drive unit, another setpoint variable representing the required dynamic setting of the output variable is preselected. The manipulated variable of the drive unit to be influenced is selected on the basis of the selection variable and the additional setpoint variable.

Abstract: An electronic engine control system includes a P-I-D governor (10) that provides a data output having a proportional component (P), an integral component (I), and a derivative component (D), each of which is derived from closed-loop processing of engine speed error data (NERR). A Cold Adder function (16) provides a further component to the data output, that further component having a data value that is based on engine temperature (EOT) and on elapsed engine running time since the engine was last started.

Abstract: A throttle valve is opened after stopping an engine to prevent the valve from sticking. Then, when a temperature of the valve has become lower than the polymerization temperature, the valve is closed to seal the vapor of the HCs in a surge tank downstream. Changes in the temperature of the valve are, for example, estimated based on a temperature of an intake air detected by an intake temperature sensor.

Abstract: An apparatus and method to detect and control the combustion quality of a lean burn reciprocating engine using ionization signals is presented. The system receives a succession of ionization signals for successive cycles of a running engine and processes a plurality of related ionization signals for signal stability. A start point and peak of the ionization signal is identified, using an initial current level for all of the signals. A geometric parameter is associated with the ionization signal that relates the start point to the peak. The geometric parameter is compared against a reference geometric parameter related to a desired combustion quality relating to a lambda greater than 1.4. A control parameter of the engine is adjusted such that an error difference between the geometric parameter and the reference geometric parameter is minimized. The ionization signals are checked to determine if an abnormal combustion condition such as knock or misfire has occurred.

Abstract: A fuel injection control apparatus for an engine includes a controller. The controller controls a main fuel injection valve and an auxiliary fuel injection valve. The controller predicts whether the pressure of the pressurized fuel decreases below a permissible value, which is less than a predetermined value, during a period from a point of time after the pressure of the pressurized fuel becomes greater than or equal to the predetermined value till when fuel injected from the auxiliary fuel injection valve reaches the interior of a cylinder of the engine. When the pressure of the pressurized fuel is greater than or equal to the predetermined value, and it is predicted that the pressure of the pressurized fuel will not decrease below the permissible value during the period, the controller causes the main fuel injection valve to start injecting the pressurized fuel.

Abstract: A hydraulic pump is provided that includes a housing having a fluid inlet and a fluid outlet. A pumping element is operable to increase the pressure of fluid received through the fluid inlet and to generate a flow of pressurized fluid through the fluid outlet. A control device is operatively engaged with the pumping element to control the flow rate of the flow of pressurized fluid generated by the pumping element. A fluid passageway connects the control device with the fluid outlet. A valve is disposed in the fluid passageway between the fluid outlet and the control valve. The valve is moveable between a first position where the valve blocks a flow of fluid relative to the fluid passageway and a second position where a flow of fluid is allowed to flow through the fluid passageway.

Abstract: Preferred embodiments of an air-fuel module include a manifold and a valve group subassembly. The manifold has a fuel supply passage, at least one air supply passage, and at least one power group subassembly defining a chamber in communication with the fuel supply passage and the at least one air supply passage. The fuel supply passage extends generally along a first axis. The at least one air supply passage extends between a common air inlet and respective air outlets along a second axis A2 generally orthogonal to the first axis. The valve group subassembly extends along a valve axis between a valve inlet and a valve outlet. The valve group subassembly is adapted to be inserted into the chamber through the respective air outlets. In an alternate embodiment, the power group subassembly is formed separately from the manifold so that the power group subassembly can be inserted into a recess formed in the manifold.

Abstract: A fastening device for fastening a fuel injection valve in a bore in the cylinder head of an internal combustion engine, in which the fuel injection valve has a longitudinal axis. A clamping jaw is acted upon by a fastening force, and the clamping jaw rests with at least one support face on a support point of the fuel injection valve, so that the clamping jaw is pressed with its support face against the support point. The support point on the fuel injection valve (5) is embodied linearly, and the line is straight and in its imaginary extension intersects and is perpendicular to the longitudinal axis of the fuel injection valve.

Abstract: A common rail intensifier fuel injection system includes a plurality of fuel injectors respectively associated with cylinders of an internal combustion engine. A common rail supplies fuel at an intensified pressure to the fuel injectors and receives the fuel at the intensified pressure, alternately, from at least two fuel pressure intensifying circuits. At least one of the fuel pressure intensifying circuits includes a fuel pressure intensifier having an operating chamber for receiving and discharging an operating fluid, and a fuel chamber of a diameter smaller than that of the operating chamber for receiving fuel at a low pressure from the fuel supply and discharging the fuel at the intensified pressure into one of the fuel pressure intensifying circuits. A control valve, in a first position, connects the operating fluid source with the operating chamber of the fuel pressure intensifier and, in a second position, connects the operating chamber of the fuel pressure intensifier with a drain.

Abstract: Disclosed is a fuel pump drive system which can change revolution ratio of an engine to a fuel pump to one-to-one without vast increase in cost, allowing the fuel pump to be smaller-sized fuel pump. The system has a conventional flywheel housing with a gear through hole opened to a gear train accommodation space and adapted to receive a conventional input gear as an element of a gear train for transmission of the torque to the fuel pump through meshing with an output gear with revolution ratio of the engine to the fuel pump being two-to-one, an air compressor gear (new input gear) for transmission of the torque to the fuel pump through meshing with a smaller main idle (output gear) via an idle gear within a range of the gear through hole with revolution ratio of the engine to the fuel pump being changed to one-to-one, and an adapter interposed between the flywheel housing and the fuel pump for rotatably supporting the idle gear in a position for meshing with the air compressor gear.

Abstract: An evaporative fuel emission control system includes a canister that adsorbs fuel vapor generated in a fuel tank, a canister outgoing gas producing unit that causes a canister outgoing gas to flow out of the canister, a vapor condensing unit that condenses the canister outgoing gas to provide a processed gas containing a higher concentration of fuel vapor than that of the canister outgoing gas, and a processed gas passage through which the processed gas is fed to the fuel tank. A controller of this system is operable to restrict flow of the processed gas into the fuel tank when the fuel vapor concentration in the processed gas is lower than or is expected to be lower than a predetermined level.

Abstract: The boost fuel enricher is used with internal combustion engines, either carbureted or fuel-injected, that are equipped with compressors, i.e., turbocharged or supercharged, in order to enrich the air/fuel ratio when the engine is under boost. The boost fuel enricher is a diaphragm pressure valve with an adjustable throat. The diaphragm is subject to atmospheric pressure on one side, and senses inlet air pressure in the air intake passage on the other side. When inlet air pressure exceeds atmospheric pressure, the valve opens to admit additional air-fuel mixture into the air intake passage through a venturi in the air intake passage. The throat is made adjustable by sliding block valves in the fuel passage.

Abstract: Systems and methods for reducing engine emissions in a locomotive are presented. In an embodiment, the primary engine of a locomotive has an associated auxiliary power unit (APU). Exhaust from the APU is directed into an air intake system of the primary engine. The APU may be selectively operated based on a current operating condition of the locomotive.

Abstract: The working fluid circuit of the present invention includes an exhaust gas passage through which exhaust gas under pressure flows from the internal combustion engine, a charge air passage, and a turbocharger. An exhaust gas recirculation passage extends between the exhaust gas passage and the charge air passage, but bypasses the turbocharger and provides a path for recirculating a predetermined amount of exhaust gas into the charge air passage in such a way that the exhaust gas and the charge air are mixed together. An intake passage provides intake air to the internal combustion engine. A single charge air cooler is operatively interconnected to and provides fluid communication between the charge air passage and the intake passage and acts to cool the mixed charge air and the recirculated exhaust gas prior to induction into the internal combustion engine through the intake passage.

Abstract: An intake device for an internal combustion engine has: a first intake pipe which is connected to the engine so as to conduct an intake air to the engine, and which has an opening portion that is provided in an upstream-side lower portion of the first intake pipe located at an upstream side in a flowing direction of the intake air; and a second intake pipe which has a downstream-side end portion that faces an upstream-side end portion of the first intake pipe, with a gap formed therebetween, and which conducts the intake air to the first intake pipe. An unburned gas reflux passage is provided for conducting an unburned gas from the engine to the first intake pipe. A container surrounds the gap and the opening so as to receive the unburned gas flowing from the opening portion. Thus, it becomes possible to prevent release of unburned gas into the atmosphere by performing a simple process on a conventional structure.