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WO/2000/015960A1 |
A pressure sensor (40) is mounted in an internal combustion engine (1) for determining induction pipe pressure (P) in a connecting line (30) between the induction pipe (5) and the fuel pressure regulator (35). When checking the exhaust g...
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WO/2000/011343A1 |
A method of regulating gas pressure, in particular excessive pressure, in a dual fluid injection system for an internal combustion engine having delivery injector(s). In this method, gas pressure is determined and if it is above a desire...
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WO/2000/011334A1 |
An internal combustion engine having a compressed air assisted fuel injection system (20). The injection system has a compressed air accumulator (34) with a first aperture (30) into the cylinder of the engine and a second aperture (38) i...
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WO/2000/011344A1 |
A fuel injection system (10) includes a fuel body (12) having a compact fuel chamber (14) connected through individual flexible fuel tubes (26) with separate fuel injectors (28) mounted on the separate cylinder inlet passages of an engin...
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WO/2000/011337A1 |
A method of controlling a dual fluid fuel injection system of an internal combustion engine having at least one cylinder, the fuel injection system having at least one delivery injector and a compressed gas supply means for supplying gas...
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WO/2000/008321A1 |
Disclosed is a port system, especially an induction manifold, for an internal combustion engine, comprising opening and closing valves (13) for selective opening and closing thereof. The valves should be progressively adjustable in order...
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WO/2000/008320A1 |
Disclosed is a port system, especially an induction manifold, for an internal combustion engine, comprising opening and closing valves (13) for selective opening and closing thereof. The valves should be progressively adjustable in order...
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WO/2000/003138A1 |
The invention relates to an internal combustion engine comprising a crankcase (2) and a compressed-air assisted fuel injection unit (21) whose reciprocating compressor (12) comprises a piston (15) which is guided in a cylinder (18) and h...
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WO/2000/000735A1 |
A fuel feed device, wherein a fuel pump (12) is stored in fuel chambers (13, 14) arranged under a fuel tank, and a flow path (11) from the fuel tank and a fuel return flow path from a fuel pressure regulator (17a) are provided on a sucti...
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WO/1999/067514A1 |
A cylinder-injection type internal combustion engine capable of performing a stratified operation in running at a speed of 120 km/h and/or at an engine speed of 3200 rpm so as to improve a fuel efficiency and/or clear off an emission con...
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WO/1999/063217A1 |
The invention relates to a pumping device comprising a pump assembly (4) which is configured as a reciprocating piston pump. The pump displaces fluid by means of a reciprocating piston (6, 7). The inventive pumping device also comprises ...
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WO/1999/061783A1 |
A fuel damper (10) for damping fuel pressure pulsations in a fuel rail includes a solid, flexible diaphragm (20) which separates an upper chamber (45) from a lower chamber (36). The upper chamber is sealed and contains a spring (50) whic...
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WO/1999/061788A1 |
A clip retention arrangement for a fuel injector (10) inserted in a fuel rail seat, in which a U-shaped clip (18) has tabs (22) engaging an injector groove (26) and also has slots (30) captured on ears (32) projecting from opposite sides...
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WO/1999/061782A1 |
Two fuel distribution rails are provided in V-engines in fuel supply systems having two fuel pumps arranged in series. Until now, regulation of pressure in both fuel distribution rails was very complicated and/or it was not possible to o...
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WO/1999/060264A1 |
A fuel system damper includes a damper diaphragm (70), a damper spring (100), a vacuum bias diaphragm (90), and a vacuum bias spring (110). The damper spring (100) is biased between the damper diaphragm (70) and the vacuum bias diaphragm...
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WO/1999/058829A1 |
A crankcase scavenged two-stroke engine includes a piston (8) reciprocably mounted in a cylinder (2). The cylinder wall has an exhaust port (22) and a rear tranfer port (24) opposed thereto formed in it. The rear transfer port (24) commu...
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WO/1999/058848A1 |
In operation, the main pump (24) is activated and the main valve (18) is opened in response to the ignition switch (28) being turned ON to pump fuel from the fuel supply tank (12) to the injectors in the injector manifold (14). During th...
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WO/1999/057427A1 |
An engine capable of use with multiple different types of fuels including gasoline, alcohol based fuels, and heavy fuels such as diesel, JP5, JP8, Jet A, and kerosene based fuels. The engine (10) includes a main cylinder (25) having a co...
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WO/1999/056362A1 |
A direct injection combustion engine includes a combustion chamber that includes a fuel intake port, an air intake port and a spark plug insertion opening. A spark plug includes a firing electrode, a ground electrode, and an insulator co...
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WO/1999/054619A1 |
A fuel injector (10) for a spark ignition internal combustion engine includes inlet and discharge ends (12, 14). The discharge end (14) includes a fuel injection port (16) for supplying a fuel stream directed along an axis (20). An air s...
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WO/1999/051874A1 |
A fuel of air system component for a motor vehicle, constructed with shape memory alloys (58) to control fuel flow as a function of temperature or electrical means. The shape memory alloy (58) changes shape at a defined temperature, or i...
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WO/1999/051873A2 |
A fuel injector has a shroud (30) surrounding its valve orifice (18). The shroud (30) carries a porous element (32) spaced from the orifice (18) to define a chamber (34). Air passages (38) are provided through the shroud (30) for injecti...
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WO/1999/043953A1 |
The invention relates to a damper element for damping compressive oscillations in a fuel circuit of an internal combustion engine with fuel injection. Said fuel circuit has a fuel rail (2) from which point injection valves are supplied w...
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WO/1999/043938A1 |
The present invention relates to a fuel system as well as a method for controlling the same. More specifically, it relates to a fuel system of motor vehicles adapted to be powered by alcohol-containing fuels, and specifically by alcohol-...
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WO/1999/040313A1 |
The invention relates to a fuel supply module (1) for a gasoline direct injection in an internal combustion engine (10) of a motor vehicle. The fuel supply module (1) has an electric fuel pump (3) and a valve (5) that is attached to a pr...
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WO/1999/034268A1 |
A valve (10) with a tubular valve housing (11) containing a hydraulic fluid guiding body (13) arranged between the body of the valve (12) with a hollow cone-shaped seat (26) and an area (21) of the valve housing (11) receiving actuating ...
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WO/1999/032215A1 |
A method for manufacturing a catalytic converter for purifying exhaust gases from an internal combustion engine in which the converter has a monolithic substrate (10) surrounded by a mat (12) in which a compressive closing method is used...
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WO/1999/031019A1 |
Spherical particles having a size on the order of 0.1 to 100 microns in size are created by systems and devices of several types. The device includes a source of a stream of gas which is forced through a liquid held under pressure in a p...
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WO/1999/030834A1 |
A drug delivery device and method is disclosed which produces aerosolized particles of pharmaceutically active drug for delivery to a patient by inhalation. The device is comprised of a liquid feeding source such as a channel to which fo...
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WO/1999/030835A1 |
Atomized particles within a desired size range (e.g.., 1 micron to about 5 microns) are produced from two immiscible fluids, a first fluid source containing the formulation to be atomized, and a second fluid source which is contained in ...
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WO/1999/031381A1 |
A mounting device is disclosed for mounting direct fuel injection valves (7) in the combustion chamber of an internal combustion engine, and a fuel distributor cable (1) on a cylinder head (9) of the internal combustion engine. The mount...
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WO/1999/030833A1 |
Atomized particles within a desired size range (e.g., 1 micron to about 5 microns) are produced from two immiscible fluids, a first fluid source containing the formulation to be atomized, and a second fluid source which is contained in a...
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WO/1999/030812A1 |
The present invention provides aeration methods using spherical gas bubbles having a size on the order of 0.1 to 100 microns in size. A device of the invention for producing a monodispersion of bubbles includes a source of a stream of ga...
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WO/1999/030831A1 |
Atomized particles within a desired size range (e.g., 1 micron to about 5 microns) are produced from two immiscible fluids, the first a fuel source containing the formulation to be atomized, and a second fluid source which is contained i...
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WO/1999/030832A1 |
The invention is directed to a stable capillary microjet and a monodisperse aerosol formed when the microjet dissociates. A variety of devices and methods are disclosed which allow for the formation of a stream of a first fluid (e.g. a l...
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WO/1999/028626A1 |
The invention concerns a vacuum pump element with liquid discharge rate and pressure comprising means (21, 22) for forced circulation of the liquid by an electrodynamic transducer mobile in translation (40) consisting of a piston (41) en...
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WO/1999/027248A1 |
A fuel rail damper (60) for use within the fuel rail (10) of an internal combustion engine includes a flexible tubular diaphragm (70) which extends along the center of the fuel rail. The distal end (80) of the tubular diaphragm is closed...
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WO/1999/024707A1 |
A fuel evaporating device can be preferably used as a heating attachment on a central injection valve (SPI - Single Point Injection) of an internal combustion engine. The device (26) has a housing which encloses an evaporator structure (...
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WO/1999/022135A1 |
A fuel injection system (10) includes a fuel body (12) having a compact fuel chamber (14) connected through individual flexible fuel tubes (26) with separate fuel injectors (28) mounted on the separate cylinder inlet passages of an engin...
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WO/1999/014487A1 |
The invention relates to a perforated disk characterized in that a complete passage for fluid is constructed. Said passage comprises an inlet opening (40), outlet openings (42) and at least one channel (cavity) (41) situated between the ...
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WO/1999/010650A1 |
The fuel injection valve is characterized in that a preparation attachment (40) consisting of a gas-surrounding element (35) and an insert (38) is provided on the downstream end of the fuel injection valve. The downstream end of the fuel...
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WO/1999/005412A1 |
A method of preheating fuel in a fuel injector with an internal heater energized to reduce emissions. The heater (50) being a ceramic hollow cylinder disposed within a valve body (12) just upstream of a valve seat (34) where fuel is inje...
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WO/1999/004161A1 |
Various types of fuel pressure regulators (16) are secured to a plastic fuel rail (10) utilizing a number of fastening elements. These fastening elements include a plurality of flexible clips (76) for securing the fuel pressure regulator...
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WO/1999/002850A1 |
The invention concerns a light and compact dispensing device comprising a hollow body with a substantially spherical cavity (17), consisting of an assembly of two soldered elements (15, 16) and comprising accesses (14) each constituted b...
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WO/1999/000595A2 |
The invention relates to a fuel injection system for directly injecting fuel into at least one combustion chamber (1) of an internal combustion engine. The fuel injection system comprises at least one fuel injection valve (5) for each co...
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WO/1998/058169A1 |
A fuel injection system for injecting fuel into an internal combustion engine has at least one fuel injection valve (1) with a fuel inlet (14) at an inflow section (3) and a fuel distributing pipe (4) having for each fuel injection valve...
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WO/1998/058166A1 |
A spark ignition internal combustion engine is described having a fuel injector (50) mounted to inject liquid fuel as a divergent spray (52) from a nozzle orifice into the combustion chamber of each engine cylinder. The divergent spray (...
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WO/1998/057061A1 |
The invention relates to a securing member (50) fixing a unit (20) to a body (2). The inventive securing device guarantees a reliable electrical contact between the unit (20) and the securing member (5) via elastic initial tension of a s...
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WO/1998/054462A1 |
Concerning modulating pressure valves for fuel, the fuel feed system has to be designed in such a way that no leakage can break the fuel flow, the fuel intake cannot be prevented by dirt and the leak tight point can in no way be damaged ...
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WO/1998/054459A1 |
The present invention relates to a fuel injector post for connecting a fuel injector (3) to a fuel rail (2). The fuel injector post (1) comprises a tubular body portion (10) with a central axis having a circumferential wall (12), an open...
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