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7614390 |
Two stage drainage gas-liquid separator
A two stage drainage gas-liquid separator assembly includes an inertial gas-liquid impactor separator having one or more nozzles accelerating a gas-liquid stream therethrough, and an inertial...
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7604676 |
Inertial impactor for closed crankcase ventilation
An inertial impactor that uses gas stream flow rate to separate oil particles in internal combustion engine crankcase emissions. The inertial impactor is particularly adapted for use in closed...
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7594501 |
Cylinder head cover for an internal combustion engine
A cylinder head cover for an internal combustion engine includes an oil separator with a vortex chamber extending in a longitudinal direction from a proximal end to a distal end. Said vortex...
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7588020 |
Oil separator
A casing of an oil separator has an inlet port through which blow-by gas flows into the oil separator, and an outlet port through which the blow-by gas flows out of the oil separator. The casing...
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7568475 |
Oil separator element
An oil separator element of the type that is used, for example, for the separation of oil from blow-by gases in internal combustion engines is disclosed. The oil separator element has a housing...
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7567867 |
Method and device for diagnosing a crankcase ventilation of an internal combustion engine
A method and device for diagnosing a crankcase ventilation of an internal combustion engine, which enable a diagnosis of a malfunction of an actuator of the crankcase ventilation. The internal...
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7562652 |
Engine PCV system with hydrophobic, oleophobic membrane for air/oil separation
An engine crankcase emission control system for an internal combustion engine includes a cylinder air intake system connected to associated engine cylinders. The system also includes an engine...
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7556029 |
Oil separator for an engine
An internal combustion engine, comprising, a cylinder head; a rotational shaft supported by said cylinder head and lubricated; a head cover arranged on said cylinder head; an end member arranged at...
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7537626 |
Gas-liquid separator for a fuel cell system onboard a vehicle
A gas-liquid separator for a fuel cell system onboard a vehicle includes an upper chamber, a lower chamber, a plate for separating the upper and lower chambers, a pipe for circulating the exhaust...
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7537000 |
Engine with breather apparatus
In order to suppress freezing of a water content within a breather tube, a heater ( 13 ) is arranged within a breather tube ( 11 ) joining a cylinder head cover ( 10 ) and an air cleaner ( 8 ). A...
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7523748 |
Blow-by gas processing apparatus
An intake passage has an upstream portion in an upstream side of a supercharger, an intermediate portion between a supercharger and a throttle valve, and a downstream portion in a downstream side...
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7520250 |
Crankcase breather assembly
A breather assembly for ventilation and pressure control within a crankcase of a positive displacement motor or pump. The breather assembly includes an intake/exhaust port through the crankcase...
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7513246 |
Positive crankcase ventilation device and system
A PCV device for recirculation of crankcase air has a structural member with a tubular, substantially linear internal flow passage characterized by a length and diameter with a ratio of length to...
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7509950 |
System for ventilation of an internal-combustion engine crankcase as well as a V-shaped internal combustion engine
A ventilation system of an internal-combustion engine crankcase, in which the blow-by gases can be removed by bores integrated in the cylinder head and ventilation pipes connected thereto. The...
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7506629 |
Oil return structure for internal combustion engine
An oil pan is provided below a crankcase of an engine. The oil pan has an oil reservoir in its upper case. An oil discharge pipe is located within the oil reservoir, the oil discharge pipe...
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7503319 |
Positive crankcase ventilation system T fitting
An improved T fitting results in a more uniform flow of fumes from an engine crankcase. The T fitting combines flows from an air filter and a hose connected to the engine crankcase, into coaxial...
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7503318 |
Four-stroke engine for an outboard motor
An engine for an outboard motor is provided that can include a crankcase having a crankcase chamber, a cam chamber, and an oil pan disposed below the crankcase. The engine can also include a crank...
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7503317 |
Internal breather for an internal combustion engine
An internal breather for removing oil from blow-by in an internal combustion engine is disclosed. The breather includes a breather cover having a breather cover drainback hole. The breather further...
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7500476 |
Engine cylinder head cover with integral breather apparatus, and engine incorporating same
A breather apparatus for an internal combustion engine which, when casting a cylinder head cover, can improve the fluidity of molten metal and promote gas-liquid separation through effective use of...
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7475680 |
Integrated liquid-gas separator and reservoir
Embodiments of the invention include a vehicle comprising a chassis, an engine supported by the chassis, the engine coupled to a drive train useful for propelling the vehicle, and a seat supported...
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7461643 |
Breather assembly for an internal combustion engine
A rocker box assembly for a motorcycle engine having a cylinder head. The rocker box assembly includes a base, a cover, and a breather assembly. The base is configured to be coupled to the cylinder...
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7455055 |
Method of operation of, and protector for, high voltage power supply for electrostatic precipitator
A protection and operation system and method is provided for a high voltage power supply of an electrostatic precipitator by protecting the power supply from overload when current demand becomes...
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7441551 |
Intake manifold
An intake manifold is disclosed. The intake manifold includes a first chamber in fluid communication with a PCV line and disposed generally upstream of a second chamber. The chambers are designed...
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7438065 |
Breather device in engine
A breather device disposed in a timing-gear chamber of an engine includes an oil separator rotatable with a camshaft, and a tubular breather housing that removes the oil mist by working in...
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7438064 |
Mixture-lubricated internal combustion engine
A mixture-lubricated internal combustion engine has a cylinder ( 2 ) in which a combustion chamber ( 3 ) is formed. The combustion chamber ( 3 ) is delimited by a piston ( 5 ) mounted to move back...
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7434572 |
Cylinder head of an internal combustion engine
The invention relates to a cylinder head ( 1 ) of an internal combustion engine with a camshaft bearing mechanism ( 2 ) situated thereon in which a hollow camshaft ( 3 ) is rotatably mounted,...
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7434571 |
Closed crankcase ventilation system
A closed crankcase ventilation system for an internal combustion engine is disclosed. The system comprises a flow path configured to enable crankcase emissions to flow from a crankcase of an...
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7431023 |
Engine PCV system with venturi nozzle for flow regulation
A positive crankcase ventilation system for an internal combustion engine is disclosed. The system includes an engine having a cylinder air intake system connected to associated cylinders and a...
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7428898 |
Apparatus for removing contaminants from crankcase emissions
A separator for separating liquids in a fluid stream generated by blow-by gases produced in a crankcase of an internal combustion engine wherein the fluid stream includes both gasses and liquids....
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7428889 |
Internal combustion engine
The invention relates to an internal combustion engine comprising at least one piston which is mounted in a cylinder in a reciprocating manner.
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7426924 |
Engine and ventilation system
An engine has a housing and a working member movable within an interior of the housing and separating a combustion chamber from a non-combustion chamber. Additionally, the engine may include a...
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7421997 |
Outboard engine unit
An outboard engine unit having heat-generating electrical equipment. An intake port of an intake silencer is set at a distance from an engine, and air suctioned from the intake port is unlikely to...
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7406961 |
Apparatus for controlling cyclone separators
Apparatus for separating oil from crankcase ventilation gases of an internal combustion engine having at least two oil separators in the form of cyclones connected in parallel and traversed by the...
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7406960 |
Oil mist removal device with oil fill
An oil mist removal device, with oil fill, is provided for an internal combustion engine. A housing has first and second passages, and a separator therebetween. An oil fill port in the first...
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7401599 |
Vapor-liquid separator
A vapor-liquid separator is disclosed which is capable of improving a dischargeability of a separated liquid and of suppressing a reversed flow. The present vapor-liquid separator comprises a...
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7395817 |
Evaporated fuel adsorbing apparatus
An evaporated fuel adsorbing apparatus includes a surge tank provided in an intake system for an internal combustion engine; a resonator connected with only the surge tank; and a fuel adsorbing...
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7387113 |
Breather for a motorcycle engine
A breather for a motorcycle engine separates and traps oil droplets entrained with crankcase gases. The breather has a container with a removable lid, an inlet for crankcase gases and entrained oil...
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7380545 |
Oil drain device for an engine oil separator
An oil separator separates oil from crankcase gases of an internal combustion engine. The oil drainage device includes an inlet, an outlet and a plurality of stages arranged in a stack between the...
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7377271 |
Centrifugal oil separator for blow-by gases of an internal combustion engine
In a centrifugal oil separator for blow-by gases of an internal combustion engine comprising a rotating component which has at least one inflow port for the introduction of blow-by gases from the...
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7334574 |
Method and apparatus for increased automobile fuel efficiency
An automobile fuel/oil separator including a plurality of gravel particles arranged between a pair of screens is connected with an automobile PCV valve for separating the crankcase oil from the...
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7328692 |
Intake device for internal combustion engine
According to one aspect of the invention, there is provided an intake device for an internal combustion engine, including a gas passage unit defining therein a secondary gas supply passage for...
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7316226 |
Heated PCV system
A PCV system includes heated PCV valve for metering a flow of crankcase gases therethrough and a heated inlet manifold fitting for receiving a flow of crankcase gases therethrough. The PCV valve...
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7311094 |
Method for operating an internal combustion engine
Operation of an internal combustion engine with oil lubrication and electronic fuel injection, includes the steps of determining a flow of fuel mass (mkp_ausg) evaporating out of oil, and...
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7309308 |
Centrifugal oil separator in an internal combustion engine
In a centrifugal oil separator in an internal combustion engine including a centrifuge housing which is placed in a rotationally fixed manner onto a rotating centrifuge shaft, the centrifuge...
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7299787 |
Internal combustion engine intake device
An internal combustion engine intake device is configured to improve the uniformity with which purge gas or other introduced gas is distributed to the cylinders of an engine. The intake device...
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7296563 |
Internal combustion engine intake device
An internal combustion engine intake device is configured to suppress the occurrence of freezing in a portion thereof where blow-by gas or another gas is introduced into an intake passage. The...
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7290536 |
Crankcase ventilation in a combustion engine for a vehicle
The present invention relates to a combustion engine, comprising an intake system having a throttle valve controlling an air flow to the combustion engine, a brake booster being in fluid...
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7285149 |
Oil separator for vehicle air system
An oil separator for use in a vehicle air system includes a recycling valve for removing coalesced oil. The recycling valve may include a piston movable in a cylinder in response to a control air...
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7281532 |
Blow-by gas and purge gas treating device in intake valve lift variable engine
In an intake valve lift variable engine including: an engine body; a cylinder head; an intake valve which is disposed in the cylinder head and which is controlled to be open and close so as to...
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7275527 |
Method and apparatus for venting a crankcase of an internal combustion engine
In a method for venting a crankcase of an internal combustion engine, in which, in a first operating range under part-load, the crankcase is vented via a first venting line, which opens into an...
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