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Matches 251 - 300 out of 2,551

Document Document Title
WO/1991/019083
An internal combustion engine provided with an electrically heated member against which fuel collides in a combustion chamber. An electrically heated member (13) is provided in a cavity (7) formed in the top surface of a piston (2), and ...  
WO/1991/019085
An internal combustion engine provided with an electrically heated heating member on which fuel strikes and which is disposed in the combustion chamber. An electrically heated heating member (13) is disposed in a cavity (7) formed on the...  
WO/1991/012418
This invention relates to a fuel combustion system (10) for a lean burn internal combustion engine (12). Because of the lean fuel/air ratio, it is difficult to consistently achieve complete and thorough combustion within the main combust...  
WO/1991/008603
A spark plug for use with an internal combustion engine consists of an electrically conductive hollow body, a dielectric core member located within said body and through which extends a first electrode having a tip portion projecting bel...  
WO/1990/011435
A fuel combustion system (12) for an Otto-cycle internal combustion engine (10) including a main combustion chamber (14) and an auxiliairy combustion chamber (26). Timing of ignition is effected by opening a control valve device (28) dur...  
WO/1990/010152
A method and device (18) for generating (31, 32, 28, 13, 17, 21, 27) pulsed jets which will form plumes comprising eddy structures, which entrain a fuel/air mixture from the head space of an internal combustion engine, and mixing this fu...  
WO/1989/007193
In a process for operating a single-cylinder or multicylinder internal combustion engine, in particular with spontaneously igniting fuel, metered quantities of fuel are introduced into a combustion chamber. Prior to introduction into the...  
WO/1989/006747
A fuel injection apparatus in which a closed fuel circuit is pressurized, and the amount of fuel injected is determined by varying the on/off time of injectors. Air intake by the engine is controlled in response to the aspiration conditi...  
WO/1989/003476
The engine is characterized by an axial group of two cylinders (2, 7) communicating by means of a channel (22) situated in the cylinder head (20). Both cylinders (2, 7) joined side to side allow for a centralization of both crankshafts (...  
WO/1989/003474
A rotary bell (36) driven by a hollow shaft (42) and a pinion (46) selectively uncovers the intake and exhaust ports of the cylinder head (23). The bell delimits a substantially hemispherical combustion chamber (26) and has a progressive...  
WO/1988/006231
A combustor and a combustion system for internal combustion engines. A funnel-shaped cone (9) having an opening (13) at the top portion thereof is provided in a combustion chamber (5) so as to be spaced from an igniter. An inflammable ga...  
WO/1988/001339
An internal combustion engine, having a combustion chamber (10, 11) with a main suction valve (4) for a lean mixture and a secondary suction valve (9) for a rich mixture in the area of the sparking plug (13), is provided with a compresso...  
WO/1988/001338
An engine accessory (P) provides an auxiliary combustion chamber (1) for conventional four-stroke internal combustion engines in the form of a pre-combustion chamber for insertion in an existing spark plug socket (4) in the engine head (...  
WO/1988/000281
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/1987/005358
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/1987/004494
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/1987/004493
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/1987/004492
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/1987/004491
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/1987/001523
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/1986/000664
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/1985/002884
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/1985/001318
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/1985/000410
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/1984/004800
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/1984/002745
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/1984/001407
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/1984/000994
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/1983/000530
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/1983/000529
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/1982/004465
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/1982/004462
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/1981/003048
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/1981/002038
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/1980/002724
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/1980/000095
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 (...  
JP2013234596
To provide a two cycle divided chamber-type gas engine enabling sufficient scavenging in an auxiliary combustion chamber.A two cycle divided chamber-type gas engine 1 comprises a cylinder 2 and a cylinder head 3, a piston 4 stored inside...  
JP2013217335
To provide a 2-cycle gas engine that can suppress generation of black smoke, PM (particulate matter) or NOx during a gas driving mode.A 2-cycle gas engine includes: a piston 4 that demarcates a primary combustion chamber c1 between a per...  
JP2013209967
To provide a method of operating an auxiliary chamber type gas engine capable of preventing misfire from occurring by controlling the combustion concentration in an auxiliary chamber while maintaining a sufficient engine power output by ...  
JP2013199920
To facilitate the spread of flames from an auxiliary chamber across an entire main combustion chamber to cause combustion uniformly in the whole area of the main combustion chamber, and thereby improve combustion efficiency.A recess 6 op...  
JP2013194613
To eliminate the occurrence of operational failure by high temperature oxidation, burning damage and carbon.A hanging bell-shaped valve body 32 for closing a valve receiving seat part 23, is arranged in a valve hole 31 formed between the...  
JP2013185515
To provide a sub chamber type gas engine capable of changing a gas pressure acting on a sub chamber without generating delay to the generation of a new operation state.A sub chamber type gas engine 1 having a main pressure adjusting valv...  
JP2013177855
To provide a technology capable of enhancing stability by introducing possibility of changing over a combustion mode from a lean combustion mode where lean mixture gas is combusted into stoichiometric combustion mode to make combustion o...  
JP2013170563
To provide an auxiliary chamber type combustion chamber of a diesel engine, capable of reducing fuel consumption ratio and combustion noise.In an auxiliary chamber type combustion chamber of a diesel engine, an auxiliary chamber 1 and a ...  
JP2013148098
To provide an ignition control device of an engine, the device capable of improving ignitability of an air-fuel mixture by generating various radicals.An ignition control device of an engine 100 for promoting ignition of an air-fuel mixt...  
JP2013144936
To prevent internal pressure of a combustion chamber from being increased seriously more than a control pressure during a time lag even if the time lag occurs in starting the movement of a sub-chamber piston after the combustion pressure...  
JP2013133717
To cool an ignition plug without using cooling water by cooling an ignition plug holder by use of oil in a valve chamber.The auxiliary-chamber type gas engine 10 includes: a cylinder head 14 having a partition wall 14b separating a main ...  
JP2013130174
To provide a sub-chamber engine capable of properly preventing misfire, and preventing excessive temperature increase of oxidation catalyst even when the oxidation catalyst is provided in an exhaust passage.A plurality of main chambers 1...  
JP2013113256
To provide an auxiliary chamber gas supply device for a gas engine, the device that can inhibit variations of fuel gas supply amounts to an auxiliary chamber caused by the difference of electromagnetic valve individuals and improve stabl...  
JP2013073709
To more certainly increase ejection length of flame to attain excellent ignitability.An ignition plug 1 includes: a center electrode 5 which extends in a direction of an axial line CL1; an insulator 2 into which the center electrode 5 is...  

Matches 251 - 300 out of 2,551