38th week of 2015 patent applcation highlights part 28 |
Patent application number | Title | Published |
20150260038 | WELL COMPLETION SLIDING SLEEVE VALVE BASED SAMPLING SYSTEM AND METHOD - A well completion system includes tubing, and packers that seal the annulus of the well outside the tubing. The packers are spaced to define voids in the annulus that are substantially free from hydrostatic pressure. Also included are hollow sleeve valves having upper and lower sealing elements, and that have closed and open positions. Each sleeve valve is positioned within the tubing at a depth corresponding to a void in the annulus. Ports extend through the sleeve valve and tubing, so that when the sleeve valve is closed, the port is closed, and when the sleeve valve is open, the port is open. Also included is a sampling tool having top and bottom sealing elements, the bottom sealing element for engaging the lower sealing element of a sleeve valve, and the top sealing element for engaging the upper sealing element of the sleeve valve when the sleeve valve is open. | 2015-09-17 |
20150260039 | Gravity Monitoring of a Water-Flooded Zone in Areal Sweep - Methods, systems, and devices for characterizing a water-flooded zone in an earth formation resulting from injection of water to the formation through an injector well borehole intersecting the formation. The method includes estimating horizontal elongation of the water-flooded zone using a gravity field change in the injector well borehole. Estimating horizontal elongation may include predicting a gravity field change for each of a plurality of model water-flooded zones for the borehole, wherein each model water-flooded zone is an elliptical cylinder having finite height and semi-axes; and fitting the gravity field change to one of the predicted gravity field changes corresponding to one of the plurality of elliptical cylinder model water-flooded zones. The gravity field change may comprise a difference between a first estimated gravity field in the injector well borehole before injection and a second estimated gravity field in the injector well borehole after injection. | 2015-09-17 |
20150260040 | GUIDE PIECE FOR AN EXTRACTION OR COAL PLOUGH - A replaceable guide piece ( | 2015-09-17 |
20150260041 | MINE STOPPING PANEL AND METHOD OF MANUFACTURE - A mine stopping panel and method of making it are disclosed. In one embodiment, the panel includes first and second channel-shaped panel members having a telescoping sliding fit one inside the other. An elongate end cap fitted in the first panel member. One or more connections between the first panel member and the end cap hold the end cap against movement relative to the first panel member when an extending force is applied to the end cap tending to telescopically extend the first panel member relative to the second panel member. At least one device on the end cap is configured for engagement with the first panel member to resist telescopic movement of the first end cap relative to the first panel member when a contracting force is applied to the first end cap. Other improved mechanisms for resisting contracting forces are disclosed. | 2015-09-17 |
20150260042 | Axial Flow Machine - The invention provides an axial flow machine that effectively reduces the unstable hydrodynamic force induced by leakage flow and thereby prevents unstable vibrations. | 2015-09-17 |
20150260043 | REMOVAL DEVICE - A tool for removing a component from a turbomachine is provided. The tool includes a body having an alignment portion and a connection portion. The alignment portion defines a longitudinal axis and a cross sectional shape complementary to a slot defined in a rotor wheel of the turbomachine. When the tool is positioned in the slot, the connection portion is configured to contact the component. The tool additionally includes a force section connected to the body and configured to transfer a force to the connection portion in a direction substantially parallel to the longitudinal axis of the alignment portion. | 2015-09-17 |
20150260044 | ROTOR FOR AN AXIAL FLOW TURBOMACHINE AND DOUBLE NUT FOR CONNECTING TWO TIE-ROD ELEMENTS - A rotor for an axial flow turbomachine is provided, having a number of a plurality of disc-shaped or drum-shaped rotor components and at least one pin-shaped tie-rod extending through the rotor components, wherein a counter-bearing is screwed onto each of the projecting ends of the tie-rod for axially bracing the rotor components arranged therebetween. The tie-rod has at least two axially adjacent tie-rod elements which are each connected to one another in a detachable manner by connector. Elastic stretching characteristics of the two tie-rod elements are matched to each other such that, with the rotor components being clamped between the two counter-bearings, a clamping of the counter-bearing and the connection element and the rotor components arranged therebetween is at least partially released. | 2015-09-17 |
20150260045 | PROPELLER COMPRISING A MOVEABLE DYNAMIC SCOOP - The main purpose of the invention is a propeller ( | 2015-09-17 |
20150260046 | METHOD FOR DESIGNING A TURBINE - A method for designing a turbine having a plurality of stages disposed axially one behind the other in the direction of flow through the turbine, each stage being formed of a stationary row of a plurality of stator vanes and a rotating row of a plurality of rotor blades. The row of rotor blades of at least one of these stages has a plurality of rotor blade clusters each formed of at least two rotor blades (A | 2015-09-17 |
20150260047 | RESISTIVE-INDUCTIVE PROPELLER BLADE DE-ICING SYSTEM INCLUDING CONTACTLESS POWER SUPPLY - An aircraft propeller de-icing system comprises at least one propeller blade coupled to a rotatable prop assembly. The prop assembly is configured to rotate in response to rotatably driving a propeller shaft. At least one resistive-inductive heating unit is coupled to the at least one propeller blade. The resistive-inductive heating unit is configured to generate eddy currents that induce inductive heat in response to an electric current. A contactless power transfer system generates the electrical current in response to transferring power across an air gap separating the propeller shaft from the contactless power transfer system. | 2015-09-17 |
20150260048 | COMPONENT WITH COOLING HOLE HAVING HELICAL GROOVE - One exemplary embodiment of this disclosure relates to a component for a gas turbine engine. The component includes a cooling hole having a wall with at least one helical groove formed in the wall. | 2015-09-17 |
20150260049 | BLADED ROTOR - There is proposed a bladed rotor for a turbo-machine, the rotor having a rotational axis and including a hub defining a plurality of circumferentially spaced-apart slots around its periphery. Each slot slideably receives a root portion of a respective rotor blade, the root portion of each blade defining a radially inwardly open retaining groove within which a respective region of a retaining ring locates to retain the blades in said slots. The retaining ring also engages within a plurality of radially inwardly open hub grooves formed around the hub. The retaining ring engages each said hub groove such that a radial gap is defined between the retaining ring and a radially outermost region of each hub groove . | 2015-09-17 |
20150260050 | TURBINE WHEEL - In a turbine wheel, each of seal plates is formed from an elastic plate member whose radially intermediate portion is curved projecting toward one axial end surfaces of turbine blades and a turbine disk. The seal plate includes: an assembly recessed portion recessed in a direction getting closer to the one axial end surfaces, near a radially outer end of the plate; and a disassembly protrusion projecting in a direction getting away from the one axial end surfaces, near a radially inner end of the plate. When the recessed portion is pressed for attaching the plate, a tip end of the recessed portion comes into contact with the one axial end surface of each turbine blade or the disk. The plate is accordingly inhibited from being excessively deformed. Thus, the plate is blocked from being plastically deformed, and is precluded from coming off the wheel, | 2015-09-17 |
20150260051 | GEARED LOW FAN PRESSURE RATIO FAN EXIT GUIDE VANE STAGGER ANGLE - A fan exit guide vane assembly for a gas turbine engine includes a plurality of guide vanes having a pressure side and a suction side extending between a leading edge and a trailing edge. The vanes further include a span extending between a root and tip with a stagger angle defined as an angle between a longitudinal axis parallel to an engine axis of rotation and a line connecting the leading edge and the trailing edge that is less than about 15°. | 2015-09-17 |
20150260053 | SYSTEM AND METHOD FOR GENERATING ELECTRIC ENERGY - An object of the present invention is to provide a method and a system for implementing the method so as to alleviate the disadvantages of a reciprocating combustion engine and gas turbine in electric energy production. The invention is based on the idea of arranging a combustion chamber ( | 2015-09-17 |
20150260054 | LOW COMPRESSOR HAVING VARIABLE VANES - An example gas turbine engine compressor includes a first compressor section. The first compressor section includes rotating stage that includes rotating blades and a stationary stage upstream thereof that includes stationary guide vanes. The stationary vanes controllably pivot about respective pivot axises for providing flow control into the rotating stage. | 2015-09-17 |
20150260055 | METHOD AND DEVICE FOR COOLING STEAM TURBINE GENERATING FACILITY - A steam turbine of an opposed-current single-casing type has a high pressure turbine part and an intermediate-pressure turbine part housed in a single casing. A dummy ring partitions the high-pressure turbine part and the intermediate-pressure part, and a cooling steam supply path and a cooling steam discharge path are formed in the dummy ring in the radial direction. Extraction steam or discharge steam of the high-pressure turbine part, whose temperature is not less than that of the steam having passed through a first-stage stator blade, is supplied to the cooling steam supply path. The cooling steam is fed throughout the clearance to improve the cooling effect of the dummy ring and a turbine rotor. The cooling steam is then discharged through a cooling steam discharge path to a discharge steam pipe which supplies the steam to a subsequent steam turbine. | 2015-09-17 |
20150260056 | TURBOCHARGED INTERNAL COMBUSTION ENGINE WITH A "V" CONFIGURATION OF THE CYLINDERS FEATURING THE DEACTIVATION OF A BANK OF CYLINDERS DURING THE LOW-LOAD OPERATION - An internal combustion engine having: a plurality of cylinders, which are arranged in two banks arranged at an angle relative to one another; for each bank of cylinders, a corresponding turbocharger having a lubrication circuit, which is provided with a delivery duct to feed lubricating oil under pressure into the turbocharger; and a control unit, which is suited to deactivate the cylinders of one of the two banks during the low-load operation, and to interrupt the feeding of lubricating oil to the turbocharger, when the corresponding bank of cylinders is deactivated. | 2015-09-17 |
20150260057 | Mid-Turbine Frame with Fairing Attachment - A mid-turbine frame (MTF) system for a gas turbine engine is disclosed. The MTF includes an inner case, an outer case and a fairing sandwiched between the inner and outer cases. The fairing includes an inner ring spaced apart from and coupled to an outer ring by a plurality of hollow struts. The hollow struts accommodate support rods that connect the inner case to the outer case. Further, the hollow struts act as turning vanes for turning the flow of gases passing from a high pressure turbine (HPT) to a low pressure turbine (LPT) for purposes of providing the correct incidence angle to the first vane of the LPT. The outer ring of the fairing includes a plurality of bosses which receive attachment pins that pass through the outer case for correctly locating the fairing with respect to the outer case and for permitting radial expansion in contraction of the fairing. | 2015-09-17 |
20150260058 | POWER RECOVERY SYSTEM USING A RANKINE POWER CYCLE INCORPORATING A TWO-PHASE LIQUID-VAPOR EXPANDER WITH ELECTRIC GENERATOR - A power recovery system using the Rankine power cycle incorporating a two-phase liquid-vapor expander with an electric generator which further consists of a heat sink, a heat source, a working fluid to transport heat and pressure energy, a feed pump and a two-phase liquid-vapor expander for the working fluid mounted together with an electric generator on one rotating shaft, a first heat exchanger to transport heat from the working fluid to the heat sink, a second heat exchanger to transport heat from the heat source to the working fluid. | 2015-09-17 |
20150260059 | DECOMPRESSION DEVICE FOR INTERNAL COMBUSTION ENGINE - A decompression device for an internal combustion engine comprises a valve rocker shaft bracket and a valve rod. A valve spring is sleeved on the valve rod, and above the valve rod a valve rocker is arranged. The valve rocker shaft bracket is connected to a decompression bracket. The valve rocker is movably connected to a valve opening/closing device connected with a control device. When the internal combustion engine is started, the valve opening/closing device receives a control command from the control device to keep connecting with the valve rocker for a time, and then disconnect, so that the valve rod arrives at the valve closing position. | 2015-09-17 |
20150260060 | CAMSHAFT PHASER - A camshaft phaser includes a stator having a plurality of lobes and a rotor coaxially disposed within the stator and having a plurality of vanes interspersed with the lobes defining a plurality of alternating advance chambers and retard chambers such that a phasing valve supplies and vents oil to and from the advance and retard chambers. A first check valve allows oil to flow from only one of the retard chambers to only one of the advance chambers when a first diverter valve permits communication between the one of the advance chambers and the first check valve and a second check valve allows oil to flow from the one of the advance chambers to the one of the retard chambers when a second diverter valve permits communication between the one of the retard chambers and the second check valve. | 2015-09-17 |
20150260061 | FLUID PUMP ASSEMBLY FOR AN INTERNAL COMBUSTION ENGINE - A fluid pump assembly for an internal combustion engine is disclosed. The fuel pump assembly is equipped with a pumping plunger for pressurizing fluid. The pumping plunger being driven by a cam press fitted or keyed on a crankshaft of an internal combustion engine. | 2015-09-17 |
20150260062 | LUBRICANT FEED MECHANISM FOR ENGINE - Provided is a lubricant feed mechanism for an engine capable of achieving manufacturing cost reduction. A lubricant feed mechanism for an engine ( | 2015-09-17 |
20150260063 | SAFETY DEVICE FOR PREVENTING WORKING-APPARATUS OPERATION DURING REGENERATION OF FORKLIFT-TRUCK DIESEL-EXHAUST GAS AFTER-TREATMENT DEVICE - A safety device, preventing working-apparatus operation during regeneration of a diesel-exhaust-gas after-treatment device, comprises: a hydraulic pump discharging high-pressure hydraulic fluid; a main control valve, with working-apparatus control valves, providing hydraulic fluid to a desired working apparatus among a plurality of working apparatuses; an adjustment control valve controlled to provide pilot hydraulic fluid to the working-apparatus control valves due to actuation of an actuation lever; a pressure-reducing valve effecting control such that high-pressure hydraulic oil from the hydraulic pump is reduced in pressure to the pressure of the pilot hydraulic fluid, and which supplies pressure-reduced hydraulic fluid to the adjustment control valve; and a control-valve unit, disposed upstream of the adjustment control valve, controlled to cut off supply of pressure-reduced hydraulic fluid to the adjustment control valve upon receiving a signal from the control unit, based on worker departure data when a worker leaves the driving seat during the regeneration. | 2015-09-17 |
20150260064 | FILTRATION OF GASOLINE DIRECT INJECTION ENGINE EXHAUSTS WITH HONEYCOMB FILTERS - Particulate matter is removed from the exhaust gas of a gasoline direct injection (GDI) engine, by introducing a particulate-containing exhaust gas into an inlet end of a ceramic honeycomb containing multiple axially-extending cells that are defined by intersecting porous walls, passing the exhaust gas through at least one such porous wall to trap the particulate matter in the porous wall, and then discharging the exhaust gas from an outlet end of the ceramic honeycomb. The porous walls of the ceramic honeycomb have a wall thickness of 150 to 750 μm, the honeycomb has an effective permeability of at least 0.8 10-12.?m2? and the ceramic honeycomb contains from 45,000 to 230,000 cells per square meter of cross-sectional area | 2015-09-17 |
20150260065 | PLUGGED HONEYCOMB STRUCTURE - There is disclosed a plugged honeycomb structure. A plugged honeycomb structure includes a pillar-shaped honeycomb structure body having porous partition walls defining a plurality of cells which become through channels for a fluid and extend from a first end face to a second end face, and plugging portions disposed in open ends of predetermined cells in the first end face and open ends of residual cells in the second end face, and the partition walls are constituted of a porous body including α-Al | 2015-09-17 |
20150260066 | HONEYCOMB STRUCTURE - The honeycomb structure includes a honeycomb structure body and a pair of electrode members disposed on a side surface of the honeycomb structure body, each of the pair of electrode members is shaped in the form of a band extending in a cell extending direction, and in a cross section perpendicular to the extending direction of cells, one electrode member is disposed on a side opposite to the other electrode member via a center of the honeycomb structure body, one or more slits opened in the side surface are formed in the honeycomb structure body, the honeycomb structure body has a charging material charged into the at least one slit, the charging material contains aggregates and a neck material, and a ratio (α | 2015-09-17 |
20150260067 | PLUGGED HONEYCOMB STRUCTURE AND MANUFACTURING METHOD OF THE SAME - There is disclosed a plugged honeycomb structure. A plugged honeycomb structure includes a tubular honeycomb structure body having partition walls including a porous partition wall base material defining a plurality of cells which become through channels for a fluid and extend from a first end face to a second end face, and a porous trapping layer disposed on the surface of the partition wall base material; and plugging portions disposed in open ends of predetermined cells in the first end face and open ends of residual cells in the second end face, and the partition wall base material is constituted of a porous body including α-Al | 2015-09-17 |
20150260068 | Method for Treating Exhaust Gas and Arrangement of an Exhaust Gas System on an Internal Combustion Engine - A method for treating exhaust gas of an internal combustion engine involves introducing less fuel into at least one first cylinder of the internal combustion engine than into at least one second cylinder of the internal combustion engine. Exhaust gas emerging from the at least one first cylinder is at least partially recycled into a supply air section of the internal combustion engine. At least the exhaust gas of the at least one second cylinder is supplied to an exhaust gas after-treatment unit. An exhaust gas line, by means of which exhaust gas of the at least one first cylinder of the exhaust gas after treatment unit can be supplied, is at least partially blocked. | 2015-09-17 |
20150260069 | Fluid Delivery System and Method - A fluid delivery system includes a reservoir, a pump, an injector, and a pressure regulator. The reservoir encloses a fluid and includes a reservoir body forming a reservoir volume that encloses the fluid. The reservoir includes a draw conduit and a return conduit. The pump has an inlet connected to the draw conduit and provides fluid at the operating pressure and at a desired flow to a pressure line that is fluidly connected to an outlet of the pump. The injector selectively opens to allow an injected fluid flow to pass therethrough. The return orifice fluidly connects the pressure line with the return conduit, and the pressure regulator provides a regulated fluid flow to the fluid reservoir. During operation, the desired fluid flow is equal to a sum of the injected fluid flow, the return fluid flow and the regulated fluid flow. | 2015-09-17 |
20150260070 | Compact Cylindrical Selective Catalytic Reduction System for Nitrogen Oxide Reduction in the Oxygen-Rich Exhaust of 500 to 4500 kW Internal Combustion Engines - A compact Selective Catalytic Reduction (SCR) system comprising a system inlet, a gas flow system and a plurality of catalyst clusters is described. The system inlet is configured to utilize heat of the cleaned exhaust to vaporize a solution of a reductant, or a precursor of a reductant, and to mix the vaporized reductant with exhaust gas to form a mixed gas. The gas flow system is configured to provide the mixed gas from the system inlet to a plurality of catalyst clusters and to provide heat from the exhaust gas to assist in vaporization of the reductant/precursor and to assist in the conversion of the precursor to the reductant. The plurality of catalyst clusters comprise SCR and ASC catalysts but can also include filter functionality. | 2015-09-17 |
20150260071 | Compact Selective Catalytic Reduction System for Nitrogen Oxide Reduction in the Oxygen-Rich Exhaust of 500 to 4500 kW Internal Combustion Engines - A compact Selective Catalytic Reduction (SCR) system comprising a gas flow inlet system, a vaporizer module and an SCR reactor is described. The inlet flow system is configured to provide heat to the vaporizer module, to mix reductant with the exhaust gas and to provide an approximately uniform flow of the exhaust gas through the catalyst. The vaporizer module is configured to vaporize reductant from a solution of a reductant or a precursor of a reductant and to transfer the vaporized reductant into the gas flow inlet system, where it is mixed with exhaust gas. The SCR reactor contains and SCR catalyst is in fluid communication with the inlet flow system and the vaporizer module. | 2015-09-17 |
20150260072 | INTEGRATED EXHAUST TREATMENT DEVICE HAVING COMPACT CONFIGURATION - An exhaust treatment device is disclosed. The exhaust treatment device has a compact configuration that includes integrated reactant dosing, reactant mixing and contaminant removal/treatment. The mixing can be achieved at least in part by a swirl structure and contaminant removal can include NO | 2015-09-17 |
20150260073 | AFTERTREATMENT DEVICE HAVING AN IMPROVED INLET CONE - An aftertreatment device is provided for purifying exhaust gases of an internal combustion engine for an automotive vehicle. The aftertreatment device includes a catalyst substrate and an inlet cone from which exhaust gases reach the catalyst substrate. The inlet cone includes a baffle accommodated inside the inlet cone and configured to realize a flow uniformity index, representing the percentage of utilized catalyst volume, higher than a flow uniformity index threshold. | 2015-09-17 |
20150260074 | CONTROL APPARATUS FOR OPTIMIZING THE REGENERATION OF AN AFTERTREATMENT DEVICE - A control apparatus is disclosed for optimizing the regeneration of an aftertreatment device located in an exhaust pipe of an internal combustion engine of a vehicle. The control apparatus includes an Electronic Control Unit configured to collect data from a GPS device associated to the vehicle, determine a time period for starting a regeneration of the aftertreatment device on the basis of data collected by the GPS device, and initiate the a regeneration of the aftertreatment device within the time period. | 2015-09-17 |
20150260075 | HEAT SHIELD - The present invention relates to a heat shield for shielding of hot areas of a part. Such heat shields are for instance used for shielding hot areas of combustion engines, especially of catalysts, exhaust manifolds, turbo chargers and the like or also in the conditioning of batteries. Conventionally, they comprise at least one metallic sheet layer. In addition to this metal sheet layer, which renders stability to the heat shield, typically an insulating layer made of insulating material, e.g. porous material is provided as a further layer. | 2015-09-17 |
20150260076 | MUFFLER HANGER - A muffler hanger including: a displacement suppress member integrally provided with upper and lower support parts and a junction part that joins the support parts to each other at their lengthwise middle parts; and mounting rubbers that connect the support parts to each other at lengthwise both sides and each includes a pair of arch shaped parts having a mounting hole. The displacement suppress member is configured to attach to one of a vehicle body and a muffler. By inserting mounting parts provided to the other of the vehicle body and the muffler into the corresponding mounting hole, the mounting rubbers are configured to attach thereto. A displacement regulator that limits a relative displacement volume of the muffler in relation to the vehicle body is constituted by abutment of the mounting parts against the displacement suppress member. | 2015-09-17 |
20150260077 | EXHAUST PIPE FLANGE - An exhaust pipe flange with an exhaust gas pipe and with a flange plate fastened to the exhaust gas pipe, wherein the flange plate has an inner side which can be turned toward a cylinder head with a sealing surface which can be placed directly or indirectly against a cylinder head, and a seat in which the exhaust gas pipe is received. The exhaust gas pipe is joined to the flange plate and sealed in the region of the seat on the inner side by a welded connection. | 2015-09-17 |
20150260078 | MUFFLER AND METHOD OF MANUFACTURING THE MUFFLER - A muffler has a first flared part provided at an opening end portion of an upper half body of a muffler shell. A flange is provided at a tip of a peripheral wall extending substantially vertically and belonging to the first flared part. The flange is bent to project outwardly. A second flared part is provided at the opening end portion of the lower half body of the shell. A peripheral wall of the second flared part is press fitted inside the peripheral wall of the first flared part to fit into the peripheral wall so as to extend substantially along the peripheral wall. A part of the peripheral wall of the first flared part and a part of the peripheral wall of the second flared part that fit into each other are laser welded along their entire peripheries, thereby forming a welded part. | 2015-09-17 |
20150260079 | CYLINDER BLOCK - A cylinder block including a water jacket for maintaining an engine at a proper temperature during operation thereof may include a plurality of cylinders formed within the cylinder block so that a number of pistons are respectively inserted into the cylinders, and a heat sink formed in the water jacket provided to enclose side surfaces of the plural cylinders. | 2015-09-17 |
20150260080 | AMPHIBIOUS VEHICLE - Provided is an amphibious vehicle with which it is possible to increase the driving power even when the engine rotational speed is low. When the engine rotational frequency is lower than a prescribed rotational frequency the fan flow volume of a fan is calculated on the basis of the fan outlet pressure (B | 2015-09-17 |
20150260081 | Turbo vortex piston - A piston for use in 4 Cycle reciprocating Internal Combustion Engines. The one embodiment includes a multifunctional Engraving or Imprint that is machined into the crown of the piston. This “Imprint” consists of concentric circles of metal removed in a machining process resulting in the compartments of the functional areas within the crown of the piston connected by either the height and or cross drillings within the Imprint. The functional result is to create low and high pressure zones within the crown of the piston as it proceeds upward on the compression stroke facilitating the creation of an active moving rotational swirl in the outer 25% on the top surface area of the piston circumference. The active swirl pattern results in ultimate homogenization of the air fuel mixture leaving no area of the combustion chamber with weak or separated air and fuel molecules resulting in enhanced power and complete combustion. | 2015-09-17 |
20150260082 | UNIFLOW TWO-STROKE ENGINE - A uniflow two-stroke engine, includes: a cylinder receiving a piston such that the piston can reciprocate therein; an exhaust port provided in an upper end part of the cylinder; and a scavenging port that is provided in a lower side wall portion of the cylinder so as to be opened and closed by the piston, wherein a downstream portion of the scavenging port that opens out to the cylinder includes a guide member that gives a downward velocity component to a gas flow entering the cylinder from the scavenging port. | 2015-09-17 |
20150260083 | TWO-STROKE ENGINE - A two-stroke engine includes: an intake passage that opens out to a crank chamber; a first one-way valve provided in the intake passage and permits a flow of fluid toward the crank chamber; a scavenging port having an upstream end communicating with the crank chamber and a downstream end that opens out in a wall defining a side portion of a cylinder, wherein the downstream end communicates with a combustion chamber defined above the piston at least when the piston is at a bottom dead center, and communicates with a part of the cylinder below the piston at least when the piston is at a top dead center; and an air supply passage that communicates a part of the intake passage which is located downstream of the first one-way valve with an upstream portion of the scavenging port so as to supply air to the scavenging port during air intake. | 2015-09-17 |
20150260084 | THRUST PROPULSION SYSTEM - A magnetic flux coupler comprising a magnetically permeable core having a first axis, two coils magnetically associated with the core, each coil defining a pole area located on a first side of the core and the pole areas being separated along the first axis, the coils each having a central region located between the pole areas, an end region opposite to the central region, and a side region between the central region and the end region, wherein an auxiliary pole area is provided beyond the end region of each coil which absorbs leakage flux which would otherwise emanate from the each coil in use in the vicinity of the end region. | 2015-09-17 |
20150260085 | BRANCH COMMUNICATION VALVE FOR A TWIN SCROLL TURBOCHARGER - Methods and systems are provided for a branch communication valve in a twin turbocharger system. A branch communication valve may be positioned adjacent to a dividing wall separating a first scroll and a second scroll of the twin turbocharger. In an open position, the branch communication valve increases fluid communication between the first scroll and the second scroll and in a closed position, the branch communication valve decreases fluid communication between the first scroll and the second scroll. | 2015-09-17 |
20150260086 | DUAL WASTEGATE ACTUATION - Various systems and methods for controlling dual wastegates via a single wastegate actuator are provided. In one example, a system comprises a first wastegate comprising a first wastegate valve, a second wastegate comprising a second wastegate valve, and a wastegate actuator coupled to each of the first and second wastegate valves to vary openings of the first wastegate valve and the second wastegate valve according to desired boost. | 2015-09-17 |
20150260087 | PISTON ENGINE AND AN ENGINE DEVICE COMPRISING THE SAME - The disclosure relates to a rotary piston, a piston engine comprising the rotary piston, and an engine device comprising the piston engine. The rotary piston comprises a piston body having a triangular vertical cross-section, mutually engaged large and small planetary gears fixed at the middle of the piston body, and a crankshaft running through the small planetary gear. The three angles of the triangular cross-section extend outwards to form protruded ends. The two sides of each protruded end form a compression groove and a combustion groove, respectively. The piston engine of the present disclosure comprises a shell, a crankshaft in the shell and two sets of rotary pistons, wherein the crankshaft has two ends and the two sets of rotary pistons are positioned symmetrically at the two ends of the crankshaft and separated by a holder positioned between the two sets of pistons. | 2015-09-17 |
20150260088 | INTAKE/OUTLET PIPE OPTIMIZATION METHOD FOR ROTARY ENGINE - An intake/outlet pipe optimization method and apparatus for a rotary engine are disclosed. The method includes the steps of providing a rotary engine, measuring the pressure in an operation of the engine, designing the appearance of the intake/outlet pipes, adjusting the pressure wave in an air pipe and the pressure in an air chamber of the engine to increase the air intake and improve the output horsepower of the engine. The intake pipe is a tapered pipe having the pipe diameter on an intake side greater than the pipe diameter on the engine side; and the outlet pipe is an inversely tapered pipe having the pipe diameter on the engine side smaller than the pipe diameter on the outlet side. | 2015-09-17 |
20150260089 | DEVICE FOR COOLING AND PRESSURIZATION - A device for cooling and pressurization, which is composed of a charger, an outlet tube couples the mechanical charger, a first valve coupled to the charger outlet tube and a engine intake tube, a second valve coupled to the charger outlet tube and a core cooling tube, and a rotary engine body coupled to the engine intake tube and the core cooling tube. The device of the present invention has functions with cooling and/or pressurization, and manners of the engine intake and core heat dissipation intake can be used in the device to perform the core cooling by the serial, parallel or independent manner. | 2015-09-17 |
20150260090 | INTERNAL COOLING PASSAGE STRUCTURE FOR ROTARY ENGINE - An internal cooling passage structure for rotary engine, which includes a rotary engine body, having a front frame, a mid-frame, a rear frame and a rotor, wherein the rotor has cooling passages beneath the rotor triangular apexes, and both front and rear frames respectively have corresponding openings; a rotor, rotating in the mid-frame, having the core cooling passages in full or partial connection with the openings in both front and rear frames in the engine operation; and a guide vane along the opening edge, wherein external air is guided into the rotor core cooling passages by the guide vane which avoids generating heat vortices and helps to increase the cooling air so as to lower the temperature on the rotor and its assemblies. | 2015-09-17 |
20150260091 | EXTERNAL COOLING FIN FOR ROTARY ENGINE - An external cooling fin of a rotary engine is mounted onto the housings of the rotary engine and includes a plurality of cooling teeth for lowering the temperature of the rotary engine, and each cooling fin includes a root and two or more outstretching fin stems, and the root is coupled to the rotary engine housings, so as to achieve a high-efficiency heat dissipation. | 2015-09-17 |
20150260092 | Rotary internal combustion engine with two opposite turbines - A four-cycle rotary internal combustion engine, comprised mainly of two turbines, each one consisting of a shaft with two blades, that interpenetrate, from the opposite directions of the same longitudinal axis, inside an enclosure with circular traversal section. Each turbine blade extends from its own shaft to the enclosure's walls and to the other turbine shaft, in order for all four blades to create four separate dynamic chambers inside the enclosure. Each chamber passes successively throughout all four strokes of the combustion cycle (intake, compression, power, and exhaust) during one turbine full revolution around said axis. | 2015-09-17 |
20150260093 | Variable Compression Ratio Engine - A system and method for providing a variable compression ratio internal combustion engine is disclosed. The system can include a plurality of hollow head bolts for coupling the cylinder head and block of an internal combustion engine. The system can also include a plurality of control bolts disposed through the hollow head bolts to enable vertical movement of the engine components (i.e., in the y-axis), while reducing, or eliminating, unwanted movement and stresses in other directions. A number of mechanisms can be used to move the cylinder head/block assembly, including a rack and pinion, a hydraulic or pneumatic actuator, and a gear drive. The compression ratio can be varied continuously during use and can be included in an overall engine management system. | 2015-09-17 |
20150260094 | HYDRAULIC FREEWHEEL FOR AN INTERNAL COMBUSTION ENGINE WITH VARIABLE COMPRESSION RATIO - A reciprocating-piston internal combustion engine having a hydraulic adjustment mechanism which is assigned to a connecting rod and which comprises at least one eccentric, for adjusting at least one variable compression ratio in at least one cylinder of the reciprocating-piston internal combustion engine by means of a change in an effective length of a connecting rod. Also proposed is a method for changing the effective length of a connecting rod. | 2015-09-17 |
20150260095 | Engines and integral engine/ generators - Fluid working reciprocating devices are described, including internal combustion engines, compressors and pumps, and how such devices may transfer power to electric generators or turbines. Devices can be within casings which may be “snapped into” larger machinery, such as vehicles, aircraft or marine craft. A number of arrangements for pistons and cylinders of unconventional configuration are described, mostly intended for use in IC engines operating without cooling. Included are toroidal combustion or working chambers, some with fluid flow through the core of the toroid, a single piston reciprocating between a pair of working chambers, tensile valve actuation, tensile links between piston and crankshaft, energy absorbing piston—crank links, crankshafts supported on gas bearings, cylinders rotating in housings, injectors having components which reciprocate or rotate during fuel delivery. In some embodiments pistons may rotate while reciprocating. High temperature exhaust emissions systems are described, including those containing filamentary material. | 2015-09-17 |
20150260096 | TOOL FOR MANIPULATING CROSS-FIRE TUBE IN COMBUSTOR ASSEMBLY, COMBUSTOR MAINTENANCE ASSEMBLY AND METHOD - Combustor maintenance assemblies, tools and methods for manipulating cross-fire tubes in combustor assemblies are provided. A tool includes a base and an arm pivotally connected to the base. The arm includes an effort portion and a load portion, the load portion extendable into a passage defined by the compressor discharge casing. The tool further includes a contact member extending from the load portion to contact the cross-fire tube. The contact member includes a head end for contacting a second end of the cross-fire tube, and a joint disposed between the head end and the load portion, the joint allowing movement of the head end relative to the load portion. The arm is movable such that the contact member contacts the cross-fire tube and applies a force to the cross-fire tube generally along a longitudinal axis of the cross-fire tube. | 2015-09-17 |
20150260097 | POWER GENERATION SYSTEM AND OPERATION METHOD OF POWER GENERATION SYSTEM - A power generation system | 2015-09-17 |
20150260098 | POWER GENERATION PLANT - A power-generation plant | 2015-09-17 |
20150260099 | ENHANCED TEMPERATURE CONTROL ANTI-ICE NOZZLE - Systems, methods, and apparatus are disclosed for preventing formation of ice on an engine. Apparatus may include a nozzle housing coupled to a compression stage of the engine and further coupled to a leading edge housing of the engine. The nozzle housing may receive gases from the compression stage of the engine. The nozzle housing may include a first nozzle that may be configured to generate a first flow pattern and may be further configured to generate a first flow of a first portion of the gases into the leading edge housing based on the first flow pattern. The nozzle housing may also include a second nozzle that includes a concentric nozzle configured to generate a second flow pattern. The second nozzle may be configured to generate a second flow of a second portion of the gases into the leading edge housing based on the second flow pattern. | 2015-09-17 |
20150260100 | JET PUMP FOR DEPRESSURIZING LUBRICATION CHAMBERS OF A TURBOMACHINE, HAVING INDEPENDENT DOUBLE INJECTORS - Device for depressurizing at least one chamber (E | 2015-09-17 |
20150260101 | FLOW GUIDING SYSTEM AND ROTARY COMBUSTION ENGINE - A flow guiding system for a rotary combustion engine, in particular an aircraft jet engine. The flow guiding system comprises a bypass region positioned radially around a core region, a flow scoop device for guiding a first airflow from the bypass region, at least one flow guiding device for decoupling the flow regime in a region containing a flammable fluid from a flow regime in a region with tip clearance control by at least partially guiding at least one airflow divided from the first airflow, a second airflow directed into the region containing flammable fluid, and/or a third airflow directed into a region away from the region containing flammable fluid. | 2015-09-17 |
20150260102 | HEAT EXCHANGER FOR A TURBO ENGINE - The invention relates to a heat exchanger of an air circulation channel of a turbomachine, the heat exchanger being configured so as to have fluid to be cooled passing through it and including a plurality of fins protruding from a support surface, the heat exchanger being characterized in that each fin includes a base and a preferably continuous leading face which extends axially from the base in the air circulation direction while tapering from upstream to downstream along an axis parallel with the support surface. | 2015-09-17 |
20150260103 | INTEGRATED STRUT AND IGV CONFIGURATION - A strut and IGV configuration in a gas turbine engine positioned at an upstream of a rotor includes a plurality of radial struts, for example for bearing engine loads, and a plurality of inlet guide vanes positioned axially spaced apart from the struts. The number of inlet guide vanes is greater than the number of struts. The struts are circumferentially aligned with the inlet guide vanes. | 2015-09-17 |
20150260104 | ONE PIECE INLET LIP SKIN DESIGN - An aircraft engine inlet incorporates a lip skin having a skin web with a plurality of stiffeners integrally extending from the skin web. An aft edge land integrally extends from the skin web at an outer rim and an inner edge land integrally extends from the skin web at an inner rim. A central land integrally extends from the skin web with the plurality of stiffeners extending between said aft edge land and the central land. | 2015-09-17 |
20150260105 | ZERO-EMISSION, CLOSED-LOOP HYBRID SOLAR-SYNGAS OTR POWER CYCLE - A zero-emission, closed-loop and hybrid solar-produced syngas power cycle is introduced utilizing an oxygen transport reactor (OTR). The fuel is syngas produced within the cycle. The separated oxygen inside the OTR through the ion transport membrane (ITM) is used in the syngas-oxygen combustion process in the permeate side of the OTR. The combustion products in the permeate side of the OTR are CO | 2015-09-17 |
20150260106 | SUPPLY AND DRAIN DEVICE FOR AN INJECTOR - A device for a turbomachine chamber injector, including a conduit having at least a first opening, and a second opening ( | 2015-09-17 |
20150260107 | IGNITION EXCITER DISCHARGE SWITCH - An ignition exciter system for igniting fuel in a gas turbine engine. The ignition exciter system includes a rechargeable energy source, at least one pulse-forming network coupled to the rechargeable energy source and generating a stored energy waveform from energy in the rechargeable energy source, at least one igniter plug coupled to the at least one pulse-forming network to receive the stored energy waveform and generating a spark in response to the received stored energy waveform. | 2015-09-17 |
20150260108 | VARIABLE CHARGE MOTION APPARATUS OF ENGINE AND DIAGNOSTIC METHOD THEREOF - The present invention includes a VCM apparatus, and method of use, to create tumble in an engine combustion chamber while suppressing costs of engine manufacture by appropriately diagnosing failure conditions such as a deformation of a flap and a damage of a link connecting the flap to a VCM actuator without the need for an additional sensor mounted near the flap. | 2015-09-17 |
20150260109 | ACTUATING UNIT FOR VARIABLE POWER PLANT COMPONENTS - The invention relates to a reciprocating-piston internal combustion engine with variable compression, having an actuating unit for changing a variable compression of the reciprocating-piston internal combustion engine, wherein, to change the variable compression, the actuating unit actuates a variable engine component of the reciprocating piston internal combustion engine in the form of a connecting rod with variable length, a piston with variable compression height and/or a crankshaft with variable crankshaft radius, and the actuating unit is arranged at a lower level than the reciprocating-piston internal combustion engine. Also proposed are a method and also an actuating unit for the same. | 2015-09-17 |
20150260110 | INTERNAL COMBUSTION ENGINE - A variable compression ratio mechanism of an internal combustion engine includes an operation element, an input actuator, and a reverse input torque cutoff clutch. The reverse input torque cutoff clutch includes a fixed member, a movable member, clearance, a wedge member, and a moving device. A peripheral surface of the fixed member is formed such that the clearance is formed with: a rotation prevention area that prevents the movable member from rotating in a reverse input torque acting direction. When the movable member moves in the direction to change a mechanical compression ratio, the moving device moves the wedge member from the rotation prevention area to the rotation allowable area in an opposite direction and holds the wedge member in the rotation allowable area. | 2015-09-17 |
20150260111 | CONTROL APPARATUS OF INTERNAL-COMBUSTION ENGINE - The control apparatus includes a transient-state ignition-timing correction unit in which, in order to set a change in ignition timing made coincident with a change in an internal EGR temperature and also made coincident with the strength of the transient when the transient operating state occurs, an ignition-timing correction-coefficient during the transient operating state and after the transient operating state is calculated in accordance with an internal EGR temperature discrepancy-degree derived from the internal EGR temperature and a steady-state exhaust-gas temperature, and with transient strength derived from a magnitude of change in the operating state and an elapse time since the transient operating state has started, and the ignition timing is corrected by a transient-state ignition-timing correction-coefficient. | 2015-09-17 |
20150260112 | SYSTEM AND METHOD FOR PREDICTING PARAMETERS ASSOCIATED WITH AIRFLOW THROUGH AN ENGINE - A system according to the principles of the present disclosure includes an engine air sensor, an engine air prediction module, and an engine actuator module. The engine air sensor measures an engine air parameter at a first rate. The engine air parameter includes at least one of a mass flow rate of air flowing into an intake manifold of an engine, a pressure within the intake manifold, and a mass of air within a cylinder of the engine. The engine air prediction module predicts the engine air parameter at a second rate that is greater than the first rate. The engine actuator module controls an actuator of the engine based on at least one of the measured engine air parameter and the predicted engine air parameter. | 2015-09-17 |
20150260113 | INTERNAL COMBUSTION ENGINE PROVIDED WITH VARIABLE COMPRESSION RATIO MECHANISM - This internal combustion engine provided with a variable compression ratio mechanism is equipped with a turbocharger, the opening degree of a wastegate valve is controlled to a target opening degree for each engine operating state, and when the mechanical compression ratio is changed, the target opening degree of the wastegate valve for the current engine operating state is revised. | 2015-09-17 |
20150260114 | CONTROLLING APPARATUS FOR ENGINE - A first recirculation system includes a first adjuster to adjust the exhaust-gas flow rate in a first path connecting an upstream position of a turbine of a VG turbocharger to a downstream position of a compressor. A second recirculation system includes a second adjuster to adjust the exhaust-gas flow rate in a second path connecting a downstream position of the turbine to an upstream position of the compressor. A recirculation controller switches between a single use activating the first or second recirculation system and a combination use activating both systems by controlling the adjusters. A pressure controller executes feedback control of an intake-system pressure through adjusting the opening of vanes, and executes feedforward control without the feedback control during a predetermined period from the switching from the single use to the combination use. | 2015-09-17 |
20150260115 | UNIFLOW SCAVENGING 2-CYCLE ENGINE - A uniflow scavenging 2-cycle engine includes a cylinder; a piston sliding in the cylinder; scavenging ports formed in an inner circumferential surface of one end of the cylinder in a piston stroke direction and suctioning an active gas into the combustion chamber according to the piston sliding motion; fuel injection valves inject a fuel gas into the active gas suctioned into the combustion chamber; and an exhaust port formed in the other end of the cylinder. An exhaust valve driving mechanism opens and closes exhaust valves such that a time required to displace an exhaust valve from a fully opened position to a fully closed position is longer than that required to displace the exhaust valve from the fully closed position to the fully opened position. With this constitution, an injection start timing of the fuel gas can be advanced while blow-by of the fuel gas is suppressed. | 2015-09-17 |
20150260116 | SYSTEM FOR CONTROLLING AN EGR VALVE OF AN INTERNAL COMBUSTION ENGINE BASED ON A FLOW MODEL - System for controlling an EGR valve of an internal combustion engine based on a flow model, the flow model estimating an EGR flow rate outgoing from the EGR valve to control an opening/closing of said EGR valve, on the basis of operating parameters of the internal combustion engine; the method being characterized in that it models said EGR valve as a nozzle and it calculates a relative equivalent outflow area to correct said estimation of the EGR flow rate. | 2015-09-17 |
20150260117 | METHOD AND APPARATUS FOR DETERMINING OPTIMUM SKIP FIRE FIRING PROFILE - In one aspect, a skip fire engine controller is described. The skip fire engine controller includes a skip fire module arranged to determine an operational firing fraction and associated cylinder load for delivering a desired engine output. The skip fire engine controller also includes a firing controller arranged to direct firings in a skip fire manner that delivers the selected operational firing fraction. Various methods, modules, lookup tables and arrangements related to the selection of a suitable operational firing fraction are also described. | 2015-09-17 |
20150260118 | METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE AND CORRESPONDING INTERNAL COMBUSTION ENGINE - A method for operating an internal combustion engine includes the steps of determining an oxygen filling state of an oxygen storage of a catalytic converter by way of a first lambda signal provided by a first lambda probe and an offset value, the first lambda probe being arranged in an exhaust gas stream upstream of the catalytic converter; when a second lambda signal provided by a second lambda probe arranged in the exhaust gas stream upstream of the catalytic converter falls below a lower lambda signal threshold, setting the oxygen filling state to a first value corresponding to an empty oxygen storage and/or when the second lambda signal exceeds a upper lambda signal threshold setting the oxygen filling state to a second value corresponding to a full oxygen storage; immediately thereafter regulating the oxygen filling state during at least one regulation time period to a target filling state; and after expiration of the regulation time period adjusting the offset value by way of the second lambda signal. | 2015-09-17 |
20150260119 | EXHAUST GAS PURIFICATION DEVICE FOR AN INTERNAL COMBUSTION ENGINE - An object is to prevent excessive temperature rise in a DPF during forced regeneration so that the DPF is prevented from being damaged by heat erosion or cracking and preventing a frequency of the forced regeneration from increasing so that degradation of fuel efficiency and oil dilution are reduced, in an exhaust gas purification device which removes PM in exhaust gas. A first determination unit ( | 2015-09-17 |
20150260120 | INTERNAL COMBUSTION ENGINE, IN PARTICULAR GAS ENGINE, FOR A MOTOR VEHICLE - An internal combustion engine, in particular a gas engine, for a motor vehicle, includes a charge air cooler arranged in an air mass flow feed upstream of an apparatus for mixing in fuel, and a measuring device for determining the air mass flow. The measuring device has a sensor system for measuring a pressure loss across the charge air cooler and a processing unit as evaluation unit for calculating the air mass flow at least from the pressure loss which is measured by the sensor system and a charge air cooler model stored in the processing unit. The charge air cooler forms a geometrically constant throttle for the air mass flow which is flowing through. | 2015-09-17 |
20150260121 | METHOD FOR MANAGING THE AMOUNT OF FUEL INJECTED INTO AN ENGINE - A method for managing the mass of fuel injected into the cylinder of an internal combustion engine fed by direct injection. The pressure and the pressure drop per unit of time are monitored ( | 2015-09-17 |
20150260122 | Cylinder Head Device for an Internal Combustion Engine and Internal Combustion Engine Having Such A Cylinder Head Device - A cylinder head device for an internal combustion engine includes a cylinder head having a first receiving region arranged on an inlet side of the cylinder head for at least one first camshaft to be mounted on the cylinder head, and at least one second receiving region arranged on an outlet side of the cylinder head which faces away from the inlet side for at least one second camshaft to be mounted on the cylinder head. The receiving regions are separated from one another at least in certain areas by an intermediate wall of the cylinder head which is arranged at least in certain areas between the receiving regions. A duct element, by means of which at least one element of the cylinder head device can be supplied with lubricant, runs in the intermediate wall. | 2015-09-17 |
20150260123 | Internal Combustion Engine Having a Cylinder Head Which is Configured Jointly for a Plurality of Cylinders - The invention relates to an internal combustion engine ( | 2015-09-17 |
20150260124 | PISTON FOR AN INTERNAL COMBUSTION ENGINE - A piston assembly for an internal combustion diesel engine having a piston diameter of 160 to 650 mm, includes a top part, a body part and a cooling gallery arranged as a hollow space there between, the top part defining, when installed in an engine cylinder, the piston side of a combustion chamber, and the body part having an aperture for a gudgeon pin, bosses for distributing forces, when in use, between the piston and the gudgeon pin. The body part has an interior, an outer surface including indentations defined by the outer surfaces of the bosses and an imaginary boundary of the cylinder of the engine. The interior side of the top part forms an inner cooling surface for piston cooling fluid to flow along and cool the central area of the top part, and the body part includes a conduit extending between the indentation and the cooling gallery. | 2015-09-17 |
20150260125 | SYNCHRONIZATION SYSTEM FOR A THRUST REVERSER - The present disclosure provides a thrust reverser device for a turbojet engine nacelle which includes at least two cowls each mounted with the ability to move translationally with respect to a fixed structure between an upstream closed position and a downstream open position. In the upstream position, the two cowls provide aerodynamic continuity of the nacelle, and in the downstream open position, they open a passage in the nacelle. The thrust reverser device further includes at least one synchronization cable extended between the two mobile cowls so as to have a first end attached to an upstream point of one of the two cowls, and a second end attached to a downstream point of the another cowl. In particular, the upstream and downstream attachment points are determined relative to a fixed central zone where the cable passes between the two cowls. | 2015-09-17 |
20150260126 | NACELLE THRUST REVERSER AND NACELLE EQUIPPED WITH AT LEAST ONE REVERSER - The present disclosure relates to a turbojet engine nacelle equipped with at least one thrust reverser. The thrust reverser includes: two half-cowls forming an outer cowl which is articulated on hinges and translates between closed and open positions, a first actuator to translationally actuate a downstream frame, a second actuator to rotationally actuate each half-cowl, and a lock capable of locking or unlocking the half-cowls relative to one another. In particular, the thrust reverser includes cascades vanes supported at their upstream end by an upstream frame and at their downstream end by the downstream frame, and a connector between the downstream frame and the external cowl. The cascade vanes are enclosed in a shroud formed by a fan casing and a fan cowl. | 2015-09-17 |
20150260127 | Aircraft Turbofan Engine with Multiple High-Pressure Core Modules Not Concentric with the Engine Centerline - An aircraft turbofan engine configuration is described that has two or more high-pressure core modules operating in parallel flowpaths, each comprised of a compressor, a combustor, and a turbine, the axes of which are adjacent to but removed from the engine axis, in lieu of a single high-pressure core serving the same purpose that is coaxial with the engine axis in prior-art designs. An intercooler is included between the low-pressure compressor and the high-pressure compressor that differs from prior-art designs by being made an integral part of the fan stator rather than inserted as a separate entity. Both features offer advantages relative to prior-art designs. | 2015-09-17 |
20150260128 | CONTROLLING EXHAUST GAS FLOW TO THE EGR SYSTEM THROUGH A SCAVENGER VALVE - One variation may include a method of controlling exhaust gas flow in an internal combustion engine system, and products and systems using same. | 2015-09-17 |
20150260129 | FUEL VAPOR STORAGE AND RECOVERY APPARATUS - The invention refers to a fuel vapor storage and recovery apparatus comprising a housing ( | 2015-09-17 |
20150260130 | LIQUID FUEL CATCHER - A liquid fuel catcher has a case which defines a plurality of chambers formed as depressions in a passage so that a liquid fuel is accumulated. The case has a communicating portion which communicates the chambers in series at upper portions thereof. The case has openings at each bottom portions of the chambers. The case has a return passage which returns the liquid fuel accumulated in the chambers to a fuel tank. The liquid fuel catcher has a return valve. The return valve closes the return passage, when the liquid fuel level in the fuel tank exceeds a predetermined level. The return valve opens the return passage, when the liquid fuel level in the fuel tank is less than a predetermined level. The fuel returns to the fuel tank from the chambers through the return valve. | 2015-09-17 |
20150260131 | Supplying Oxygen to an Engine - Air is cooled to conditions where the oxygen component of the air is liquid and the nitrogen component of the air is gaseous using fuel for an engine as a heat sink. The oxygen is separated from the nitrogen, and the oxygen is supplied to the engine for combustion. | 2015-09-17 |
20150260132 | PORTABLE FUEL TANK ASSEMBLY FIXTURE - A portable fixture for assembling a vehicle fuel tank includes a frame including a platform having a fuel tank locator mounted thereon for at least partially receiving and supporting an associated fuel tank for assembly. A lid is connected to the frame and is movable between a raised position and a lowered position. A locking device is located on the lid and includes at least one engagement member for engaging a part of an associated lock ring for securing an associated fuel pump in the associated fuel tank. The locking device is operable to automatically move from a first position to a second position for rotating the associated lock ring to a locked state. A stop mechanism is operably connected to the locking device to automatically stop movement of the locking device at the second position to prevent over tightening of the associated lock ring. | 2015-09-17 |
20150260133 | DIAPHRAGM DAMPER - The objective of the present invention is to provide a diaphragm damper with which the amount of volume change due to the resonance frequency and pressure can be set freely and the performance of the diaphragm damper can be optimized, without changing the attachment structure for a conventional metal diaphragm and without obstructing the space where fuel flows in a fuel chamber. To this end, this diaphragm damper, wherein a high-pressure gas is enclosed in a high-pressure chamber formed by two disk-shaped metal diaphragms the outer circumferential portions of which have been joined together, is constructed such that rubber-like elastic members are arranged within the high-pressure chamber. | 2015-09-17 |
20150260134 | INLINE DUMP-ABLE FUEL SYSTEM DUST FILTER - A number of variations may include a product comprising a dump-able filter comprising: a filter body; a filter assembly, wherein the filter assembly is seated in the filter body; and a filter cap, wherein the filter cap attaches to the filter body and encloses at least a portion of the filter assembly. | 2015-09-17 |
20150260135 | FUEL INJECTOR - A fuel injector includes a fuel valve with a valve seat and a movable valve needle, a calibration spring and an electromagnetic actuator with a solenoid and a movable armature. The calibration spring exerts a pressing force on the valve needle for pressing the valve needle in a closing direction towards the valve seat. When the solenoid is electrically energized, the electromagnetic actuator is operable to transfer a lifting force to the valve needle by engagement with the armature for lifting the valve needle from the valve seat to a fully open position against the pressing force of the calibration spring. The calibration spring and the electromagnetic actuator are configured such that the lifting force equals the pressing force in the fully open position. | 2015-09-17 |
20150260136 | METHOD OF OPERATING A FUEL INJECTOR - A method and system for operating a fuel injector of an internal combustion engine is disclosed in which the fuel injector is driven by an energizing current profile for an energizing time interval. An energizing current profile is selected for each fuel injection in a fuel injection system from among a plurality of predetermined energizing current profiles based on a function of an engine combustion mode. For each selected energizing current profile, a corresponding energizing time is determined as a function of a common rail pressure value and a fuel quantity value. | 2015-09-17 |
20150260137 | Injector for Injecting Fuel Into an Internal Combustion Engine - An injector for injecting fuel into an internal combustion engine includes a drive unit accommodated in a housing and which has an armature guided in sliding manner in the housing, and includes a valve element that is axially movable in the armature relative to the armature. The valve element has a driver element for a coupling to the armature and can be moved in order to open and/or close at least one injection opening, wherein the opening movement is limited by an abutment surface. A flange-like abutment member is fixedly connected to the valve element, and is designed such that, during the opening of the at least one injection opening, a first hydraulic damping layer is formed between said abutment member and the abutment surface, and during the closing of the at least one injection opening, a second hydraulic damping layer is formed between said abutment member and the armature. | 2015-09-17 |
20150260138 | Valve Assembly for an Injection Valve and Injection Valve - A valve assembly for an injection valve includes a valve body having a central longitudinal axis and a cavity with a fluid inlet portion and a fluid outlet portion, a valve needle axially movable in the cavity to prevent a fluid flow through the fluid outlet portion in a closing position and to allow fluid flow through the fluid outlet portion in further positions, and a guiding device arranged in the cavity and configured to guide the valve needle relative to the valve body. The guiding device has a first guide element fixedly coupled to the valve body and a second guide element fixedly coupled to the valve needle. The first guide element includes a magnetic material with a first magnetic field and the second guide element includes a magnetic material with a second magnetic field, the first and second magnetic fields being orientated in opposite directions. | 2015-09-17 |