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Patent Searching and Data


Matches 301 - 350 out of 6,901

Document Document Title
WO/1988/000281A1
In a reciprocating piston engine a peripheral cavity (6) surrounds each engine cylinder (8) adjacent a cyclinder head (4) of the engine. A plurality of ports (7) provide communication between the cavity (6) and the cylinder (8), the port...  
WO/1987/005358A1
In an internal combustion engine, each cylinder (1) has a storage chamber (10) shaped as a surrounding annular space. This storage chamber (10) has injection nozzles (17, 18) which inject the fuel necessary for the combustion. Only when ...  
WO/1987/004494A1
A compound engine comprises a positive displacement engine (100), such as a reciprocating or rotary piston diesel engine, which is linked to a turbine/turbocompressor set in the form of a gas turbine engine (102) with a free power turbin...  
WO/1987/004493A1
An operating cycle for a turbocompounded 2-stroke piston engine comprises a compression stroke, shown as B-A-G on the indicator diagram and an expansion stroke G-K-L-B. The expansion stroke expands the combustion gases to a pressure PB w...  
WO/1987/004492A1
A prime mover comprises a positive displacement engine (100), such as a reciprocating or rotary piston engine, which is linked to a turbine/turbocompressor set, such as the gas turbine engine (102). The exhaust gases of the positive disp...  
WO/1987/004491A1
The cylinder head (401) of a turbocompounded 2-stroke piston engine incorporates, for each cylinder (400), an indirect combustion chamber (402), which is connected to the cylinder clearance volume (413) by a passage (412). The indirect c...  
WO/1987/001523A1
An ignition device (4) is disclosed for internal combustion engines comprising a precombustion chamber (7) near the spark plug (5) and a connection (8) serving as a throttle (9) between the precombustion chamber and combustion chamber (6...  
WO/1986/000664A1
Internal combustion engine having a cylinder (14) and reciprocating piston (12). A main combustion chamber (26) in the cylinder head (15) of the engine is in communication with the cylinder volume above piston (12) via a passageway (28),...  
WO/1985/002884A1
A head assembly (10) for an internal combustion engine. The assembly is comprised of a cast ceramic body (16) with a coefficient of thermal expansion less than 1.0 x 10-6 in/in/oF (lithium aluminum silicate) fitting over the cylinder blo...  
WO/1985/001318A1
Heat plugs made of durable, heat resistant material are useful for protecting aluminium pistons from the jet flame of burning fuel emitted from the precombustion chamber of some compression ignition engines. However, when slower burning ...  
WO/1985/000410A1
Internal combustion engine having a main combustion chamber (26) and a subsidiary combustion chamber (30) interconnected by a passageway (32) having a flow control element (34) arranged therein to cyclically vary the extent of communicat...  
WO/1984/004800A1
The injection device particularly used in self-ignition engines comprises a fuel injection nozzle (10) and an incandescent body (20) provided with a channel (30) having on its inner surface a double heating layer (33) and intended to gui...  
WO/1984/002745A1
Internal combustion engine comprising at least one cylinder (10), one piston (2) mounted to the crankshaft (2'), and at least one inlet valve and one exhaust valve. At the end of the cylinder (1) corresponding to the top dead center of t...  
WO/1984/001407A1
A diesel type prechamber (20) has a centrally located heated tubular member (36) supplied internally with hot air through a secondary throat or transfer passage (40), the air vaporizing the fuel sprayed against the outer surface (46) of ...  
WO/1984/000994A1
A fuel vaporizer chamber (12) is interconnected through a valve (14) to an engine combustion chamber (11). The valve remains open during the combustion phase allowing hot combustion products to fill the vaporizer chamber (12). The valve ...  
WO/1983/000530A1
An internal combustion engine comprises a body (6) defining a cylinder (8), within which a piston (10) is mounted, and a cylinder head (12) secured to the body (6) over the cylinder (8), a chamber (16) being provided between the body and...  
WO/1983/000529A1
An internal combustion engine has a main combustion chamber (20) in communication with a preliminary combustion chamber (30) and has an isolating valve (32) for isolating the preliminary from the main chamber. During a compression stroke...  
WO/1982/004465A1
An ignition chamber (40) for use in either direct or indirect injection compression auto-ignition internal combustion engines which enables such engines to operate using substantially pure commercial grade alcohol and other low cetane fu...  
WO/1982/004462A1
Internal combustion engine comprising at least one cylinder (1) and one piston (2) mounted on a crankshaft, each cylinder comprising at least one inlet valve (6) and one exhaust valve (7). At the end of the cylinder (1) corresponding to ...  
WO/1981/003048A1
The synthetic combustion method, intended to achieve a reduced fuel consumption and an enhanced flexibility of compression ignition motors both with regards to the revolutions and load range and the sizing range, provides for the complet...  
WO/1981/002038A1
Internal combustion engine comprising at least a combustion chamber, a piston (12), a turbulence chamber (17) provided inside the overhead cylinder (13) above the piston (12), and an ignition device (19) leading to the turbulence chamber...  
WO/1980/002724A1
In stratified charge engines, a gas free of fuel is introduced during a first section time in the lower part of the chamber, rotated towards the piston; in a second time fuel is added to the gas. The purpose is to provide a mixing device...  
WO/1980/000095A1
In an otto cycle combustion engine the efficiency is increased and the exhaust gas pollution reduced by every working cylinder (2) having a precombustion chamber (23) into which fuel is injected. The volume of the precombustion chamber (...  
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To provide an ignition type engine materially reducing a possibility of occurrence of misfire and knocking and allowing more stable combustion by causing a mixture sucked into a combustion chamber to be simultaneously and multiply ignite...  
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To improve combustion efficiency by increasing an average maximum cylinder internal pressure by suppressing intensity of flame generated in a sub-chamber, and fluctuation in every cycle, of combustion in a main combustion chamber by the ...  
JP2014098309A
To improve an efficiency of an engine at the time of its low load operation or high-speed rotation.A sliding valve main body 6 is arranged within a sub-cylinder 2, and a maximum cavity 7 is arranged within the sliding valve main body 6. ...  
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To provide a method of controlling an auxiliary chamber type gas engine, by which a fuel gas supply amount to an auxiliary chamber can be controlled by directly predicting an excess air ratio of a main combustion chamber based on a signa...  
JP2014084742A
To provide a gas engine with an auxiliary chamber in which heat efficiency of the engine is improved, and occurrence of knocking is suppressed by uniformly mixing torch flame from the auxiliary chamber to a main combustion chamber, with ...  
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JP2014066245A
To provide a pre-combustion chamber system capable of performing superior ignition of fuel-air-mixture gas in a pre-combustion chamber even under an operation of theoretical mode of a large volume engine accompanying with substantial rec...  

Matches 301 - 350 out of 6,901