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WO/2002/031328A1 |
The inventive aggregate phase thermodynamic cycle consists in a successive interdependent transformation of thermodynamic parameters of exhaust gas which is a working medium for an internal combustion engine. Said transformation is a res...
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WO/2002/012706A1 |
A pipe associated with an internal combustion engine is provided in combination with a gas flow splitter (10). The splitter (10) is provided within the pipe and extends axially therein over a predetermined distance, thereby dividing the ...
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WO/2002/004798A1 |
A control valve has a plastic, injection-molded leaf body (2) and a shaft (1) which has raised projections (12 to 15) and which is connected to the leaf body (2) with a positive fit. A dimension (D1) of the leaf body (2) in the direction...
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WO/2001/094763A1 |
An internal combustion engine (100) having a combustion chamber (102) and a fuel delivery system (106) for delivering fuel into the combustion chamber (102). The fuel delivery system (106) includes a fuel entry (116) proximate the combus...
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WO/2001/092698A1 |
The invention relates to an internal combustion engine (1), especially for automobiles, comprising at least one cylinder bank (2) with an even number of cylinders (3); and a suction system (4) for providing fresh air. Said suction system...
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WO/2001/061166A1 |
An internal combustion engine (10) having a combustion chamber (108) and a fuel delivery system (100) for delivering fuel into the combustion chamber (108). The fuel delivery system (100) includes a combustion compression wave reflection...
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WO/2001/059274A1 |
An exhaust pulse control unit (10) for increasing exhaust manifold vacuum in an engine comprises an inlet (11), an outlet (12) and an intermediate containment zone (13). An exhaust pulse capture and expansion zone (14) is located between...
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WO/2001/053687A2 |
An injection molded screw retainer is employed on an air intake manifold system to retain screws which connect an active system body to a manifold lower assembly. The retainer is substantially 'L-shaped' and includes a retaining portion ...
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WO/2001/051784A1 |
The invention relates to a crankcase scavenged internal combustion engine (1) of two-stroke type, comprising a cylinder (2) with an inlet tube (10) for air/fuel mixture and a number of transfer ducts (20), a carburettor (12) connected to...
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WO/2001/050011A1 |
A composite air intake manifold assembly (10) adapted for use with an internal combustion engine includes an upper half shell (14) formed from a polymer, a lower half shell (18) formed from a polymer and joined to the upper half shell (1...
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WO/2001/036795A1 |
The invention relates to a piston internal combustion engine whose cylinders (1) are each provided with at least one gas exhaust valve (6) and at least one gas intake valve (5), whereby the gas intake valve (5) is connected to a gas inta...
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WO/2001/031179A1 |
The invention relates to a suction pipe, especially for the intake air of an internal combustion engine, which comprises a rotatably mounted drum controller for varying the suction channel length. Said drum controller (12) is received by...
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WO/2001/027459A1 |
A gasoline direct injection engine is provided with a bypass air supply line. The bypass line is selectively opened to allow additional flow of air into the engine chamber during a transition phase. Air normally flows through a main air ...
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WO/2001/027450A1 |
A fluid directing assembly includes partitions which define fluid directing runners. The partitions extend from a first portion and include an engagement member extending therefrom. The engagement members (38) extend from the partitions ...
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WO/2001/027460A1 |
An air resonator system for a vehicle has a variable volume to reduce noise expected at both high and low speeds. In one embodiment, a pair of necks (28, 32) communicate with chamber portions (30, 31). A valve (38) selectively blocks com...
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WO/2001/023720A1 |
The invention relates to a variable inlet manifold for an internal combustion engine comprising inlet tracts (5), each tract comprising, along its length, transfer openings (6) for formation of various intake lengths. The individual inle...
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WO/2001/021941A1 |
A two-stroke internal combustion engine (1), mainly intended for a working tool, preferably a chain saw or a trimmer, and provided with a muffler device (2). A pipe (3), which either is straight or bent, and having an adapted or tuned le...
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WO/2001/020144A1 |
The invention relates to a shift drum (10), especially for the use in a suction pipe arrangement for a multi-cylinder internal combustion engine, with an induction distributor and long individual suction pipes (27) that are arranged adja...
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WO/2001/020180A1 |
The aim of the invention is to improve a bearing device for rotatably receiving a control element (2) in lines which guide mediums and pertain to a combustion engine with bearing receptacles (10, 11), in such a way that the assembly ther...
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WO/2001/009493A2 |
A suction pipe unit (10) for a multi-cylinder internal combustion engine has a pipe-shaped intake distributor (12) at least long suction pipes (13) extending from said distributor and leading to the individual cylinders. Short suction pi...
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WO/2001/006103A1 |
The invention relates to an intake tube, especially serving as an air induction tube in the intake tract of an internal combustion engine, which has an aperture that can be shifted in front of individual tube segments (10) that form the ...
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WO/2000/070200A1 |
An expansion chamber (10) for the exhaust system of two cycle engines. The expansion chamber (10) includes a diverging section (14) and a converging section. The diverging section (14) has a continually increasing cross-sectional area. A...
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WO/2000/065214A1 |
The invention relates to a control valve assembly consisting of at least two control valves and used notably to produce a throttling action in suction lines, force transmission being carried out via a centrally arranged shaft (32). The c...
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WO/2000/053917A1 |
Supercharged internal combustion engine with two separate exhaust manifolds (2a, 2b) from individual cylinder groups and two separate inlet manifolds (3a, 3b) each leading to a respective cylinder group. An inlet conduit (9) from a super...
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WO/2000/049280A1 |
The invention relates to an admission device for a reciprocating internal combustion with several cylinders. Said admission device has an admission distributor chamber (11) and individual suction pipes (20) leading to the individual cyli...
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WO/2000/047881A1 |
The invention relates to a suction line (9) which is intended for use notably in an internal combustion engine and comprises a driven control element (15). The drive mechanism for the control element (15) is in turn driven by a fluidic, ...
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WO/2000/036283A1 |
An exhaust manifold device is provided to allow air to enter an exhaust manifold during normal operation of an engine to prevent exhaust gases being sucked into the cylinders via exhaust valves. Air can be supplied, via valves (18 and 21...
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WO/2000/032915A1 |
The invention relates to an adjustable suction pipe, especially for supplying combustion air to an internal combustion engine. The collector chamber of the suction pipe is arranged in the actuating device which is essentially configured ...
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WO/2000/031391A1 |
The invention relates to a suction tube comprising a switching element for the longitudinal adjustment of different tube sections (16). Notably for a suction tube having a drum switch (12) the invention provides for sealing strips (29) o...
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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/2000/011332A1 |
The invention relates to an induction device for an internal combustion engine comprising an induction pipe having dimensions which can be varied in predetermined limits. According to the invention, a supercharging of the resonance tube ...
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WO/2000/011333A1 |
The invention relates to an intake pipe, notably for the intake air of an internal combustion engine, which comprises a shift drum for the preferably continuous adjustment of intake pipe length. Said intake pipe comprises a housing const...
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WO/2000/003131A1 |
The invention relates to a charge control device for a reciprocating internal combustion engine, especially a gas engine. Said internal combustion engine contains at least one cylinder (4) wherein a piston (6) operates, said piston (6) b...
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WO/2000/003123A1 |
The invention concerns a method for operating a pollution-free engine chamber by injecting supplementary compressed air, comprising a suction and compression chamber (1) and an expansion and exhaust chamber (4) independent of each other,...
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WO/2000/000723A1 |
The present invention relates to a method for supercharging an internal combustion engine, wherein said method involves modifying in two steps the volume of a resonator which is connected to the inlet manifold of the engine. This modific...
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WO/1999/047800A1 |
The volume of intake air is controlled for each cylinder to make the torque generated by each cylinder controllable, ultra-lean-burn operation is possible, exhaust gas is cleaned, and the power output of the engine is increased. Specific...
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WO/1999/047807A1 |
The invention relates to an air induction device (11), comprising a housing (12) with an open induction pipe (13) leading away from it and an supplementary induction pipe (14). Said supplementary induction pipe (14) has closing means, pr...
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WO/1999/039088A1 |
The invention relates to a suction system for supplying an internal combustion engine (18) with combustion air, especially in an automobile. The inventive suction system comprises at least one separate air collector (14) from which indiv...
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WO/1999/030015A1 |
The invention relates to an internal combustion engine (1) which comprises at least one cylinder (3), at least two suction valves (4, 5) per cylinder (3), and individual suction channels (6, 7) of longer and shorter length for each cylin...
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WO/1999/024702A1 |
The invention relates to an induction pipe for the induction tract of internal combustion engines, comprising an opening (11) in which various insertable components such as a hollow cylinder provided with windows (27) and an opening and ...
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WO/1999/020879A2 |
The invention relates to a drum controller which is especially used in the induction system of a multi-cylinder internal combustion engine, comprising an induction distributor and individual induction pipes arranged next to each other an...
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WO/1999/019613A1 |
A turbo-charged internal combustion engine with a twin-entry exhaust turbine and with a valve arrangement (20) disposed in the turbine housing (11). By means of the valve arrangement (20) the exhaust channels (9, 10) in the turbine housi...
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WO/1999/019647A1 |
The invention relates to a sealing element especially for sealing two plane parallel extending surfaces. Said sealing element is comprised of a supporting element (10), whereby the supporting element (10) has locking or snapping elements...
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WO/1999/014469A1 |
The performance of an internal combustion engine is optimized utilizing an electrically controlled driver (40) which is located relative to the intake port (28) to excite the intake charge at a selected frequency, duration and power leve...
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WO/1999/013205A1 |
The invention concerns an internal combustion engine devoid of mechanical turbo boost means comprising n cylinders (C1,.....,C4) each provided with a piston with reciprocating translation movement, each cylinder being equipped with q exh...
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WO/1999/002827A1 |
The present invention relates to an air suction device for internal combustion engines, wherein said device comprises at least one collecting vessel (10) as well as a plurality of suction lines which extend separately towards the differe...
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WO/1999/002828A1 |
An intake manifold, particularly for mounting in a V-shaped internal combustion engine, provided with intake ducts (17) geometrically arranged above one another. The intake ducts of both cylinder rows (25) of said V-shaped internal combu...
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WO/1998/059166A1 |
The invention relates to an induction port with an optimal noise level, especially a suction pipe for use as an induction port of an internal combustion engine. The noise level is optimised by introducing shunt resonators (16, 18) in the...
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WO/1998/048154A1 |
Suction pipes (5, 6, 7, 8) are led from the first collector (4) to the admissions of the cylinders (11, 12, 13,14) of the internal combustion engine. In their walls, they have openings (44) which are adjoining and face each other. Each c...
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WO/1998/042966A1 |
The invention concerns a camshaft controller (10), in particular for use in an induction manifold system for a multi-cylinder internal combustion engine. An induction distributor (11) comprises individual induction pipes (16 to 19) which...
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