Matches 1 - 50 out of 213 1 2 3 4 5 >


Match Document Document Title
8166931 Carburetor and two-stroke engine with a carburetor  
A carburetor has a carburetor housing in which an air passage and a mixture passage are disposed. A barrel valve controls the air passage and the mixture passage. The barrel valve has a mixture...
8146546 Two-cycle engine cylinder and method for manufacturing the same  
A cylinder block for the two-cycle combustion engine includes a scavenging port open at an inner peripheral surface of the cylinder block so as to orient diagonally upwardly relative to a...
8127724 Cylinder block for a two-cycle combustion engine  
A cylinder block includes a scavenging passage, which extends between a combustion chamber and a crankcase chamber to communicate them together and has a scavenging port defined in the cylinder...
8104438 Air intake porting for a two stroke engine  
A two stroke engine of a particular configuration can have its power output increased by running bigger pistons and using ports in the piston skirt through which to conduct compressed air within...
8065981 Stratified scavenging two-cycle engine  
A stratified scavenging two-cycle engine that has a simpler structure than conventional stratified scavenging two-cycle engines and that has an excellent blow-by prevention effect etc. In an air...
8011641 Carburettors  
A carburettor includes a flow duct (4) including rich (8) and lean (10) passages in parallel, through which, in use, air flows and which are separated by a substantially planar partition (6). At...
7975660 Laminated counterweight for timing control  
A stratified two-stroke engine having a laminated counterweight is disclosed. The laminated counterweight includes a traditional counterweight portion and a laminate portion. The laminate portion...
7975659 Cylinder/crankcase group for two-stroke internal combustion engines provided with means for supercharging the engine  
A fuel injection system for a two-stroke internal combustion engine (1), elastically housed internally of a chamber, comprises a carburetor (30) to which are associated an induction port (9) for an...
7963258 Air intake porting for a two stroke engine  
A two stroke engine of a particular configuration can have its power output increased by running bigger pistons and using ports in the piston skirt through which to conduct compressed air within...
7922154 Fuel supply assembly  
A fuel supply assembly for a two-stroke crankcase scavenged combustion engine that is operated with layered scavenging is presented. The assembly includes a housing and a first and second parallel...
7895978 Non-polluting two-stroke engine with air-cooled piston  
A two-stroke internal combustion engine has at least one cylinder having a bore diameter, a piston slip-fit in the cylinder, the piston having an upper portion and a lower portion and a central...
7828272 Carburettor  
The carburetor (1) includes a flow duct including rich (60) and lean (50) flow passage in parallel, through which, in use, air flows in a flow direction and which are separated by a substantially...
7819391 Carburettor  
A carburetor for a two stroke engine includes a flow duct comprising rich and lean flow passages separated by a partition, at least one fuel jet communicating with the rich passage, the partition...
7784437 Air intake porting for a two stroke engine  
A two stroke engine of a particular configuration can have its power output increased by running bigger pistons and using ports in the piston skirt through which to conduct compressed air within...
7722015 Internal shape of rotor for two-bore rotary carburetor used in stratified scavenging engine  
The present invention provides an internal shape of a rotor for a two-bore rotary carburetor used in a stratified scavenging engine whereby an engine for a power saw, lawn mower, or the like can be...
7694943 Carburetor  
A carburetor for feeding separate lean and rich channels of an engine intake duct includes a body having a mixing passage with an air intake side and an engine outlet side. A throttle shutter is...
7694658 Two-stroke engine, especially for landcraft, watercraft, or aircraft models  
Disclosed is a two-stroke engine, especially for landcraft, watercraft, or aircraft models, comprising a piston which can be moved up and down within a bush, defines a combination chamber at the...
7640911 Two-stroke, homogeneous charge, spark-ignition engine  
A method for combusting fuel in an engine using a two-stroke homogeneous charge spark-ignition cycle. The method involving injecting fuel into partially compressed hot air to provide a homogenous...
7634980 Crankcase scavenged two-stroke internal combustion engine having an additional air supply  
A crankcase scavenged two-stroke internal combustion engine (1) having an additional air supply (2) arranged to its transfer ducts (3), connecting a crankcase volume (4) and a transfer port (5)....
7559299 Monolithic cylinder-crankcase  
A cylinder-crankcase is disclosed that includes a cylinder block having a cylinder head for receiving a spark plug. The cylinder-crankcase also includes a crankcase and a crank arm for supporting a...
7543554 Two-stroke motor with an improved transfer port  
In order to provide a two-stroke motor, in particular for a portable, hand-guided working device with a combustion space formed in a cylinder and a piston guided in the cylinder so that it performs...
7536982 Two-cycle combustion engine of air scavenging type  
An engine including first scavenging passages for fluidly connecting between a combustion chamber and a crank chamber through bearings for the crankshaft, second scavenging passages fluidly...
7536983 Internal combustion engine and method for operating an internal combustion engine  
An internal combustion engine has a cylinder with a combustion chamber delimited by a reciprocating piston that drives a crankshaft rotatably supported in a crankcase. The internal combustion...
7523922 Carburetor for stratified charge two-cycle engine  
A carburetor for a stratified charge two cycle engine with a choke bore, venturi, and throttle bore configuration matching an irregularly shaped choke valve. The trailing and leading edges of the...
7520253 Two-stroke internal combustion engine  
A cylinder bore (4) of a two-stroke internal combustion engine (1) has first scavenging ports (12) and second scavenging ports (13) inside. The first scavenging ports (12) are nearer to an exhaust...
7516724 Transmissible connecting mechanism for a throttle  
A transmissible connecting mechanism drives a lead air control valve and an air-fuel mixture throttle valve of a carburetor of a stratified scavenging two-cycle engine in an interlocking manner. A...
7516725 Two-stroke cycle engine  
A two-stroke cycle engine using a preceding air-layer for scavenging and having a scavenger passage connected to a branching scavenger passage opened to a scavenging port and a connecting passage...
7503292 System for a two-stroke combustion engine with controlled additional air  
The present invention relates to a system (1) for supplying an air-fuel mixture to a two-stroke internal combustion engine (2), comprising a carburettor (3) having a throttle valve (4) and a choke...
7500657 Carburetor for stratified scavenging two-cycle engine  
A carburetor for a stratified scavenging two-cycle engine, in which a throttle valve and a air valve are formed in a valve element that is a single cylindrical member in which a throttle...
7494113 Carburetor  
A carburetor having a carburetor body in which an intake channel portion is formed. At least one fuel opening opens out into the intake channel portion. Pivotably mounted in the intake channel...
7469666 Two-stroke engine  
A crankcase scavenged two-stroke engine (1) comprises a cylinder (15) including scavenging ports (31, 31′) and at least one exhaust port, a piston (13), a connecting rod (17), a crankshaft (18) a...
7458344 Motorcycle engine method and apparatus  
An assembly modification of an existing two-stroke single cylinder 43 CC to 52 CC combustion engine. The assembly substantially increases the horsepower of the stock two-stroke engines. The...
7441518 Internal combustion engine and method of operating same  
An internal combustion engine having an intake channel that opens into a crankcase. A first fuel channel opens into the intake channel to supply fuel thereto as a function of underpressure in the...
7429033 Scavenging carburetor  
A scavenging carburetor having an improved relationship between scavenging air flow and fuel-and-air flow to an engine over its range of operating conditions. The carburetor has a butterfly...
7415949 Cylinder for a crankcase scavenged internal combustion engine  
A cylinder (1) for a crankcase scavenged two-stroke engine, comprising a cylinder bore (2) with centre line (12) and on opposite sides of the cylinder located closed transfer ducts (3, 3′), which c...
7407153 Carburettor  
A carburettor for a two stroke engine includes a flow duct including rich and lean flow passages (160, 150) in parallel, through which, in use, air flows in a flow direction and which are separated...
7395801 Two-cycle combustion engine  
To provide a two cycle combustion engine utilizing a connecting structure of a shape that can be formed inexpensively with a simple process to enable the efficiency of cooling of the cylinder block...
7389754 System for a two-stroke crankcase scavenged combustion engine  
The present invention relates to a system (1) for supplying an air-fuel mixture to a two-stroke internal combustion engine cylinder (2), comprising a carburettor (3) having a throttle valve (4) and...
7380526 Power tool  
A power tool has a working tool that is driven by a two-stroke engine that has a cylinder and a piston reciprocating within the cylinder and delimiting a combustion chamber in the cylinder. The...
7363888 Two-stroke engine  
A two-stroke engine has a cylinder and a piston reciprocating in the cylinder and delimiting a combustion chamber. The piston has at least one piston recess. A crankshaft is rotatably arranged in a...
7357377 Carburettors  
A carburettor is connected into the inlet duct (48) of an internal combustion engine. The inlet duct is divided by a dividing wall (64) into a rich passage (42) and a lean passage (44). The...
7331314 Two-stroke engine  
A two-stroke engine has a cylinder with a combustion chamber that is delimited by a reciprocating piston that drives with a connecting rod a crankshaft rotatably supported in a crankcase. In...
7331315 Two-stroke engine with fuel injection  
A two-stroke internal combustion engine is provided with a fuel injector. The two-stroke internal combustion engine may have at least one transfer passage, an air channel, and a fuel injector. The...
7322322 Stratified-scavenging two-stroke internal combustion engine  
In a stratified-scavenging two-stroke internal combustion engine, air-fuel mixture outlets (14b) and air outlets (15b) are provided on either side of a cylinder (3), and the air-fuel mixture...
7299773 Cylinder for a two stroke engine  
A cylinder for a two-stroke engine has a cylinder wall defining a cylinder interior. A cylinder head closes of a combustion chamber in the cylinder interior. An exhaust is connected to the cylinder...
7261282 Carburetor with intermediate throttle valve blocking position  
A carburetor including a frame having a first air/fuel channel and a second air channel; and a throttle valve assembly connected to the frame and having two valve sections. Each valve section is...
7261281 Carburetor  
A carburetor including a mixture channel and an air channel that are separated from one another, wherein a fuel opening opens into the mixture channel. A throttle element is rotatable about an axis...
7258327 Carburetor  
A carburetor (18) has a carburetor housing (17) wherein an intake channel (19) is guided having a flow cross section of less than 3 cm2. The carburetor (18) includes a partition wall (11) which...
7243621 Two-stroke engine  
A two-stroke engine (1, 31, 41, 51) includes a cylinder (2) having a combustion chamber (5). The combustion chamber (5) is delimited by a piston (7) which drives a crankshaft (25) rotatably...
7243622 Two-stroke internal combustion engine  
A two-stroke internal combustion engine (1) includes one pair or two pairs of scavenging passageways (31, 32) of reverse flow system where scavenging outlet ports (31b, 32b) are opened to the...
Matches 1 - 50 out of 213 1 2 3 4 5 >