Matches 101 - 150 out of 194 < 1 2 3 4 >
Match Document Document Title
5072583 Exhaust system for internal combustion engines  
An exhaust system for internal combustion engines includes at least two exhaust passages, each passage communicated with at least one branch exhaust passage of an exhaust manifold communicating...
5050378 Exhaust recharging of a four cycle internal combustion engine  
In a spark ignition or compression ignition four cycle internal combustion engine, an exhaust expansion chamber is sized to produce a reflected exhaust pressure wave timed to an auxiliary reopening...
5018349 Exhaust efficiency increasing apparatus  
The disclosure is directed to an exhaust efficiency increasing apparatus incorporating crossover ducts between dual exhaust conduits extending from an engine having two cylinder banks. The ducts...
5016729 Exhaust system for combustion engine  
An exhaust outlet conduit for internal combustion engines and adapted to function as a resonator for exhaust waves exiting from the cylinder or cylinders to which the conduit is connected. The...
5012648 Exhaust system for two-stroke engine  
An exhaust supercharging arrangement for a two-cycle internal combustion engine having groups of cylinders each of which merge into respective exhaust manifolds. The exhaust manifolds communicate...
5010731 Exhausting apparatus of four-cycle four-cylinder engine  
An exhausting apparatus for a four-cycle four-cylinder engine having four cylinders each provided with an exhaust port comprises four exhaust pipes connected to corresponding exhaust ports of the...
5003775 Self-suctioning piston engines  
Self-suctioning apparatus for multi-cylinder piston engines uses a tube-like pipe system extending from the manifold of the engine and includes a diverter for dividing the waste gas stream into...
4999999 Exhaust gas control device for motorcycles  
A number of embodiments of exhaust control devices particularly adapted for use with motorcycles and wherein the exhaust control device is designed to be positioned beneath the engine transmission...
4953352 Exhaust system  
An exhaust system is provided for internal combustion engines which relatively improves the performance and reduces noise output of such engines. The system comprises a plurality of exhaust pipes...
4940435 Marine propulsion device  
A marine propulsion device comprising a propulsion unit including an internal combustion engine, the engine comprising a cylinder, a water jacket, a water jacket inlet port communicating with the...
4939898 Exhaust system for multi-cylinder internal combustion engines and method for controlling same  
The present invention provides methods to take advantage of the exhaust gas pulses in an exhaust system of a multi-cylinder internal combustion engine to increase the volumetric efficiency over the...
4926635 Exhaust system for multi-cylinder engine  
An exhaust system for a V-type six-cylinder engine having first and second banks each having three engine cylinders. The exhaust system includes first and second exhaust systems which are...
4926634 Method and apparatus for producing a homogeneous exhaust gas mixture in an exhaust system for an internal combustion engine having two banks of cylinders  
In producing a homogeneous exhaust gas mixture equal portions of the exhaust stream from one cylinder bank and the exhaust stream from a second cylinder bank are combined and then fed to two...
4914911 Marine engine exhaust system with diverter valve and alternate exhaust discharge  
An internal combustion engine is provided with an exhaust discharge system providing merging exhaust paths for discharging exhaust from individual cylinders into an exhaust cavity. A diverter valve...
4912930 High performance exhaust system for internal combustion engine  
A high output, multiple cylinder internal combustion engine embodying an improved exhaust system. Each cylinder of the engine discharges into a common expansion chamber through a respective exhaust...
4903483 Exhaust system for V-type engine  
Two embodiments of motorcycles having improved exhaust systems. In each embodiment, the motorcycle includes a V-type engine and the exhaust system provides substantially equal length exhaust pipes...
4896504 Exhaust gas control device for engines  
A motorcycle having an exhaust system with an exhaust control valve that is provided to improve engine mid-range performance without adversely affecting high range performance. Several embodiments...
4884399 Exhaust system for rear-engine vehicles  
An exhaust system (10) for a V-8 engine (14) mounted in a Porsche automobile (12) having a transaxle (16) with articulated axles (18). The exhaust system (10) comprises a pair of tubular headers...
4869063 Exhaust gas control means for engine  
Several embodiments of exhaust systems including reflective valve means interposed between the engine exhaust ports and an expansion chamber for improving performance at mid range and under low...
4866931 Exhaust arrangement for an internal combustion engine  
An exhaust system of an internal combustion engine comprises for each outlet port of each cylinder a primary and a secondary exhaust pipe, which latter are connected at their opposite end in a...
4860538 Exhaust gas control means for motorcycle and the like  
Several embodiments of motorcycle exhaust systems having forward and rearward exhaust pipes at least one of which extends transversely in a transversely extending expansion chamber for improving...
4850189 Manifold baffle system  
An exhaust manifold includes an inner shell providing a first flange having an interior and exterior surface and an outer shell cooperating with the inner shell to define an interior region...
4838022 Control system for controlling DC control motor which controls operation condition of internal combustion engine  
A control system for controlling a DC control motor which controls an internal combustion engine to follow-up a target value varying continuously depending on the operation condition of the engine,...
4835965 "Y" equal length exhaust system for two-cycle engines  
Disclosed herein is an exhaust system for a two-cycle internal combustion engine including a rotatable crankshaft, first and second cylinders firing 180° apart, and first and second exhaust ports...
4831823 Exhaust gas control means for motorcycle and the like  
An exhaust gas control means for motorcycles or the like wherein an expansion chamber that contains an exhaust control valve is positioned beneath and to the rear of the engine. The individual...
4827718 Control system for controlling actuator to control operation of internal combustion engine  
A control system for controlling an actuator which controls operation of an internal combustion engine in compliance with a target value varying continuously depending on the operation condition of...
4817374 Exhaust control device of engine  
An exhaust control device for an exhaust system for an internal combustion engine specifically applied to a motorcycle. An exhaust control device is incorporated that includes a single valve body...
4815274 Exhaust systems for multi-cylinder internal combustion engines  
An exhaust system for a multi-cylinder internal combustion engine has a tailpipe (13) which is divided by a partitioning wall or walls (14,15) into separate channels extending at least part-way of...
4813232 Exhaust device for internal combustion engine  
An exhaust device for use in an internal combustion engine includes a plurality of independent passages each connected to an exhaust port of a respective cylinder of the engine. At least one...
4800720 Exhaust system for internal combustion engine  
In order to prevent the formation of a standing wave in the exhaust system one or more small transfer passages are formed either inthe body of the manifold or in the cylinder head. These passages...
4796426 High efficiency transition element positioned intermediate multi-cylinder exhaust system and secondary pipe assemblies  
An improved multi-cylinder engine exhaust header and single exhaust pipe transition element. The transition element comprises separate cylinder exhaust input connections, a gas chamber, a single...
4785626 Exhaust gas control means for motorcycle and the like  
A number of embodiments of motorcycle exhaust systems including control valves for controlling the effective area of the exhaust pipes and for improving performance by preventing reflections from...
4779415 Manifold tuning structure  
An exhaust manifold for attachment to an engine having a plurality of exhaust ports is provided. The exhaust manifold includes an exhaust conduit that is in fluid communication with selected...
4732124 Two-cycle internal combustion engine  
A two-cycle internal combustion engine comprises a cylinder head having an intake port and exhaust port opened to a combustion chamber, to which compressed fresh air is introduced via an intake...
4731995 Exhaust manifold and an improved exhaust manifold, intake manifold and engine combination  
An exhaust manifold for an engine has sets of branches tuned to the fundamental frequency of exhaust products but with the branch length of the sets different so that the engine speed at which...
4691670 Installation for the control of the charging cycle in internal combustion engines  
An installation for controlling the charge-cycle of an internal combustion engine which includes an inlet valve and an exhaust valve as main control devices as well as a shutter arranged in the...
4689952 Tuned exhaust manifold  
A tuned exhaust manifold is provided for attachment to an engine having a plurality of exhaust ports. The manifold includes an inner and outer shell joined together to form an exhaust chamber and...
4673052 Motorcycle housing exhaust system  
A motorcycle having exhaust pipes of equal length and a V-type engine having a front and rear cylinder block. The exhaust pipe associated with the front cylinder block extending directly back to...
4662173 Exhaust manifold for opposed cylinder engines  
An exhaust manifold for multi-cylinder, opposed piston engines includes a collector, a plurality of conduits, each connecting an exhaust port from a cylinder to the collector and each conduit...
4660378 Exhaust system with side branch  
An engine apparatus comprising an internal combustion engine having a cylinder with an exhaust port, an exhaust gas passageway system communicating with the exhaust port for providing a first...
4621494 Automotive engine exhaust system  
A pair of front exhaust pipes are joined to a rear exhaust pipe by an exhaust pipe joint. The front exhaust pipes have downstream end portions projecting into the exhaust pipe joint so that between...
4527392 Bypass valve actuator for inertia supercharging in multicylinder engines  
A bypass passage interconnects intake manifold passages and has a bypass valve disposed therein for shifting the tuning point for inertia supercharging, the bypass valve being actuatable to close...
4484442 Exhaust system for four cylinder two-cycle engines  
A four cylinder, two-cycle engine (10) has an exhaust system formed in a die-cast cylinder block. The exhaust system includes four legs (25) connected to the exhaust ports (23) of the cylinders...
RE31724 Motorcycle exhaust systems  
A motorcycle has an engine with two banks of cylinders. One bank is forward of the other, and its exhaust pipe or pipes passes forwardly, downwardly, and outwardly of the frame, and then rearwardly...
4464897 Exhaust manifold for an internal combustion engine provided with a turbocharger  
An exhaust manifold for a four-cylinder in-line internal combustion engine provided with a turbocharger is disclosed wherein a first exhaust duct and a second exhaust duct are connected to an upper...
4420933 Exhaust system  
A system for collecting and catalytically cleaning exhaust gases from an engine which is particularly suited for an arrangement wherein the catalyst is in close proximity to the exhaust ports of...
4381644 Exhaust system for three cylinder two-cycle engines  
A three cylinder, two-cycle engine 10 has a tuned exhaust system formed in a die-cast cylinder block 14. The exhaust manifold is formed by a cavity on the exhaust side of the cylinder block 14 with...
4359865 Exhaust system for multicylinder motorbike engine  
An exhaust system for a multicylinder motorbike internal combustion engine. Each cylinder has a respective exhaust pipe. The pipes merge and discharge into a chamber, from which chamber a plurality...
4342195 Motorcycle exhaust system  
An exhaust system for a motorcycle having at least two exhaust conduits connected to different cylinders of a multiple cylinder motorcycle engine. Each exhaust conduit includes a curved flow...
4288988 Method and apparatus for improving the gas flow in an internal combustion engine exhaust manifold  
Method and exhaust manifold for damping the pressure oscillations in an exhaust manifold of an internal combustion engine, consisting in throttling the gas flow in the vicinity of the cylinder...
Matches 101 - 150 out of 194 < 1 2 3 4 >