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7533644 Air induction module for a combustion engine having pulse charging  
In this air induction module, the induction pipe has two separate induction pipe bodies ( 1, 2 ) with induction pipe sections that, together, form the induction pipes. The second induction pipe...
7370621 Intake manifold with air vessel for an internal combustion engine  
An intake manifold for an internal combustion engine having a number of cylinders; for each cylinder, the intake manifold has a respective intake pipe connecting the intake manifold to the cylinder...
7281512 Passively variable plenum volume for a vehicle intake manifold assembly  
An intake manifold assembly ( 10 ) includes a plenum ( 14 ) and a variable volume assembly ( 20 ). The variable volume assembly ( 20 ) includes a deformable member ( 22 ) and a biasing member ( 24...
7255197 Muffler  
A muffler which reduces noises of a wide frequency band with a simple structure. Sound waves of an intake duct enter into and are received in a resonance box via a branch pipe. At the branch pipe,...
6966310 Method and device for ventilation of gases in a combustion engine  
Method and arrangement for distributing exhaust gases or gases which are ventilated from a crankcase or an evaporator of a combustion engine having a cylinder head ( 8 ) with intake valves and an...
6684841 Vacuum boost apparatus  
The invention relates to a device for improving the vacuum in an auxiliary device. The auxiliary device uses vacuum for one or more applications in a vehicle. The auxiliary device is connected to...
6679228 Low evaporative emissions integrated air fuel module  
An integrated air fuel module ( 10 ) for an internal combustion engine reduces or eliminates the escape of hydrocarbon evaporative emissions from the integrated air fuel module ( 10 ) system, sub...
6422184 Method and apparatus for impulse charging of an internal combustion engine  
A method and apparatus are provided for impulse charging an internal combustion engine having at least one cylinder in which a piston moves in a stroke movement. The apparatus includes a...
5826554 Pressure relief means for a thin wall, air intake pipe for an internal combustion engine  
A valve is installed in an opening provided in a thin wall of an air intake pipe, which supplies combustion air from a flow control device to a cylinder of an internal combustion engine, to relieve...
5746172 Process for increasing the torque of an internal combustion engine and internal combustion engine  
In order to improve a process for increasing the torque of an internal combustion engine burning a fuel by means of an oxidizing agent and comprising at least one cylinder and an induction system,...
5704327 Intake pipe for an internal combustion engine  
An intake pipe of an internal combustion engine is disclosed. The intake pipe has a dimensionally stable intake pipe body with a passthrough opening, and a positioning element arranged in the...
5660155 Four-cycle engine  
An engine induction system having a check valve upstream of the intake port for precluding reverse flow. A plenum device is communicated with the induction system downstream of the check valve for...
5642698 Induction system for internal combustion engine  
An induction system for a multicylinder internal combustion engine includes a log for receiving air drawn into the engine and individual runners extending from the log to intake ports of the...
5613468 Fuel injection control  
A fuel injection system for an engine having a reed type valve in the induction system. The injection system is designed and controlled so that the fuel that is injected is injected substantially...
5495830 Variable valve timing  
Intake valve timing information is provided for control and diagnostics in a variable valve timing internal combustion engine application in which check valves are disposed in intake passages...
5487366 Intake manifold  
An intake manifold for use with a combustion engine is disclosed. The intake manifold comprises a dimensionally stable induction pipe body having at least one first flow-through opening and at...
5280769 Pressure relief means for induction system  
The present invention discloses a means for limiting the pressure within the induction system of an internal combustion engine having a flexible elastomeric sealing wall disposed between components...
5255648 Intake air control device for an internal combustion engine  
An intake air control device including a reed valve passage for supplying intake air via reed valves, and a sub intake passage for creating a swirl in the combustion chamber. The intake air control...
5253617 Reed valve assembly for an intake manifold and method of assembly  
A valve assembly is provided for location in a fluid flow path between an intake manifold and a cylinder for preventing blow back from the cylinder into the manifold and for reducing back pressure...
5224460 Method of operating an automotive type internal combustion engine  
A method of operating an automotive type internal combustion engine to improve the efficiency and power, fuel economy, and emission control is obtained by phase shifting of both the intake and...
5143038 Internal combustion engine with delayed charging  
An internal combustion engine includes at least one valve flap mounted for swinging movement in the intake duct upstream in the cylinder intake valve. The flap is magnetically attracted to a closed...
5131365 Piston type IC engine with swing type inlet valve  
In an IC engine of the piston type comprising at least one engine inlet valve placed between an inlet duct and each combustion chamber and a swing type check valve, which is arranged in the inlet...
5129367 Intermittent bypass system for a check valve  
An intermittent bypass system comprises an intake conduit including an intake passage leading to a cylinder in an engine and an intake controller connected to the intake passage adjacent to the...
5103867 Active reed valve  
An active reed valve for a fluid passage comprising a sealing means sealingly fixed to the passage walls, and a primary petal seat having a primary seat port and a downstream primary seat end. A...
5080065 Air intake control system for an internal combustion engine  
An internal combustion engine has a plurality of cylinders and intake passages leading to the cylinders respectively. A plurality of intake control valves block and unblock the intake passages...
5040493 Automotive intake manifold with integral alternator  
An intake manifold and alternator system for an internal combustion engine includes a manifold for conveying intake charge to a plurality of cylinders of an engine and an alternator driven by the...
5038734 Method for the operation of an IC engine and an IC engine for performing the method  
In an IC engine of the piston type a control valve (22) is arranged upstream from the engine inlet valve (16) in the inlet duct (14). This control valve is in the form of a directional valve with...
5027754 Non-return valve of the flap type for flow concentration  
A one-way flap valve, particularly for induction pipes of cylinders of internal combustion engines of vehicles, comprising a number of modular passage units having substantially curved base walls...
5020483 Intake system for two cycle internal combustion engine  
An outboard motor having an improved, compact induction system for a V-type engine. The induction system includes angularly related intake passages that are disposed at an angle that is less than...
5018486 Pressure relief system for a check valve  
A pressure relief system is for an engine having an intake passage leading to a cylinder, a check valve in the intake passage to allow fluid flow toward the cylinder and obstruct fluid back-flow in...
5009199 Intake reservoir for an engine having a check valve  
An intake reservoir for an engine having an intake passage leading to a cylinder, and a check valve in the intake passage to allow fluid flow toward the cylinder and obstruct fluid back-flow in the...
4991547 Intake port pressure control system for engine induction system  
An intake port pressure control system comprises an intake passage leading to a cylinder in an engine, and a check valve in the intake passage to allow fluid flow toward the cylinder and obstruct...
4986225 Intake reservoir system for an engine having a check valve  
An intake reservoir system is for an engine having an intake passage leading to a cylinder, and a check valve in the intake passage to allow fluid flow toward the cylinder and obstruct fluid...
4981123 IC engine of the piston type  
In the case of an IC engine of the piston type a further valve (22) is placed upstream from the engine inlet valve (16) in the inlet duct (14) and such valve is designed as a directional valve with...
4955329 Valve unit for an internal combustion engine intake duct, comprising non-return flap valves  
The valve unit comprises non-return valves disposed within the intake duct and formed from longitudinal channels and flaps which engage these latter. The channels are provided with seal gaskets at...
4951617 Attachable intake valve assembly and method for using same  
An attachable intake valve assembly is provided as an add-on device to improve the performance of internal combustion engines with poorly performing intake valves. The intake valve assembly...
4949681 Method for postcharging an IC engine of the piston type and an apparatus for performing the method  
In order to postcharge an IC engine of the piston type during the piston motion in the vicinity of the lower dead center position in addition to the charge drawn in from an individual duct (17) via...
4928639 Multicylinder IC engine with a stroke charging device  
In the case of a multicylinder IC engine of the piston type with a stroke charging means (12), and in which branch ducts (16, 18, 20 and 22) extend from at least one air inlet duct (149) to the...
4917058 Method of reducing pumping losses and improving brake specific fuel consumption for an internal combustion engine  
A method is provided for improving the performance of an internal combustion engine, comprising the steps of inducting a charge of fluid into the combustion chamber of the engine, holding the...
4905646 Two-stroke internal combustion engine with cylinder head valves  
A two-stroke internal combustion engine comprising a cylinder head 14 having intake valves 20 and exhaust valves 22 arranged therein. A supercharger 42 is arranged in an intake pipe 44 and a tank...
4796584 Intake control system for internal combustion engine and intake control valve used therein  
An intake control system includes an intake control valve disposed in a common intake pipe connected to engine cylinders or a plurality of intake control valves disposed in intake pipes connected...
4784090 Intake device for outboard engine  
An induction system for a two-cycle crankcase compression internal combustion engine of the type employed in an outboard motor. As such, the engine has vertically disposed crankcase chambers. Two...
4779580 Suction system for a reciprocating piston internal combustion engine  
A suction system to an inlet valve of a reciprocating piston internal combustion engine consists of a suction line adapted to be closed by a closure valve and of a by-pass line by-passing the...
4691671 Carburetor icing preventing device  
A carburetor icing preventing arrangement wherein the carburetor, intake manifold and crankcase of a crankcase compression two cycle internal combustion engine are connected to each other by means...
4682576 Intake system for diesel cycle engines  
A diesel engine intake system including a timing valve which is positioned in the intake system in engine starting and warming-up period under a cold engine condition. The timing valve is opened in...
4630591 Stratified charge internal combustion engines  
A stratified-charge two-stroke internal combustion engine of the kind in which a rich mixture of fuel and air reaches each cylinder from an auxiliary transfer passage, and further air from a main...
4538555 Power plate  
An apparatus is provided for the absorbtion and effective minimization of shockwaves and increased pressures occurring in and flowing backward from the combustion chamber in the intake manifold of...
4519363 Intake system for an internal combustion engine provided with several intake valves  
In a multi-cylinder engine provided with several intake valves per cylinder and with the relative intake ducts, non-return valve means are provided in one of the intake ducts of each cylinder, in...
4517947 Multiple cylinder engine having air-fuel ratio control means in accordance with a signal from an exhaust gas sensor  
A multiple cylinder engine including a first group of cylinders having a first intake passage which is provided with a air-fuel mixture of a predetermined ratio in accordance with the signal from...
4509466 Diesel engine with an effective compression ratio substantially equal to the geometrical compression ratio  
This invention relates to a diesel engine with an effective compression ratio substantially equal to the geometrical compression ratio, the individual intake ducts of said engine being fitted with...
Matches 1 - 50 out of 63 1 2 >