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JP2011069355A |
To provide a valve movement quantity measuring method capable of measurement during firing under a condition where an engine for an internal combustion engine is mounted on a vehicle, allowing a sensor to be installed even if sufficient ...
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JP4659842B2 |
A device for controlling valve movements in an internal combustion engine includes a rotating camshaft having a cam curve, the camshaft being designed, via a rocker arm, to interact with a valve mechanism for operating the inlet or exhau...
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JP4655983B2 |
To improve a combustion state by accurately detecting the temperature of an intake valve during the re-starting of an engine. This control device comprises an intake valve temperature acquiring means acquiring the temperature of the inta...
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JP4655036B2 |
A brushless motor (47) of a variable valve mechanism (14) varies a actuation parameter of an intake valve (9) of an engine (1). A position sensor (S4, S5) outputs a pulse signal when the brushless motor (47) rotates. A position counter (...
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JP4649800B2 |
To suppress an effect of lubricant adhered to a surface of an armature on an accuracy of opening and closing valve timings of a valve element in regard to a solenoid valve suitable as a mechanism driving an intake valve or an exhaust val...
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JP4650333B2 |
To simultaneously secure a strong swirl and high filling efficiency. Inside an intake port 4, a lower flow flowing inside a lower flow passage X and an upper flow flowing inside an upper flow passage Y are generated. Streamlining walls 2...
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JP4646227B2 |
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JP2011506771A |
Austentic heat-resistant nickel-base alloy comprising (in % by mass) 0.03-0.1% of C, 28-32% of Cr, 0.01-<0.5% of Mn, 0.01-<0.3% of Si, 0.01-<1.0% of Mo, 2.5-3.2% of Ti, 0.01-<0.5% of Nb, 0.01-<0.5% of Cu, 0.05-<2.0% of Fe, 0.7-1.0% of Al...
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JP4641284B2 |
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JP4641525B2 |
A valve device includes a valve housing body having a passage for fluid, a valve guide formed in the valve housing body, a valve stem sliding in the valve guide for opening and closing the valve, a hydraulic actuator for opening and clos...
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JP4641091B2 |
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JP4644133B2 |
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JP2011038438A |
To provide an intake valve, an internal combustion engine and a transport apparatus having the same, capable of improving the suction air volume.A shade part 53 of the intake valve 43 has a valve face 55 formed in a peripheral edge part ...
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JP4638386B2 |
A powder metal blend for making a powder metal part especially a valve guide 14 for an internal combustion engine particularly suited for operation where there is little or no engine oil lubricant at the valve stem 30 and valve guide 14 ...
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JP4624600B2 |
A sintered alloy, characterized in that it comprises, relative to 100 wt.% of the whole alloy, 4 to 30 wt.% of Mo, 0.2 to 3 wt.% of C, 1 to 30 wt.% of Ni, 0.5 to 10 wt.% of Mn, 2 to 40 wt.% of Co and Fe. A method for producing the sinter...
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JP4615208B2 |
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JP4609225B2 |
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JP4609769B2 |
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JP4601014B2 |
The present invention relates to an exhaust valve assembly (18) for a large two-stroke diesel engine (1). The assembly (18) includes an exhaust valve (11) that is movable in opposite directions between a closed position and a open positi...
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JP2010274315A |
To provide a valve seat made of an iron-based sintered alloy which is used in a state of being cast-wrapped into a cylinder head made of a light metal alloy.The valve seat 1 is made of an iron-based sintered alloy obtained by integrating...
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JP4594311B2 |
The present device relates to a valve drive for a gas exchange valve ( 11 ) in a power engine or a processing machine. The device includes a magnetic rotor ( 12 ) which extends in a longitudinally movable manner with a rotor section. The...
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JP4594970B2 |
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JP4592708B2 |
A machine proposed for use in energy producing industry as an engine, a pump and a compressor. The machine has a crankcase 1, a cylinder 2, and a piston 3 and a piston rod 4, two crankshafts 6 and 7 rotating in opposite directions. An in...
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JP2010270347A |
To provide a TiAl alloy for an air intake/exhaust valve, which has a lower specific gravity and a higher rigidity than a conventional Ti alloy and furthermore has an improved toughness compared with the conventional TiAl alloy, to provid...
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JP4586519B2 |
To reduce variation of intake air quantity at the time of extremely small lift of intake valves. In this internal combustion engine capable of changing the valve lift amount of the intake valves 2 in accordance with engine load, an intak...
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JP4583407B2 |
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JP4581309B2 |
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JP4584158B2 |
To provide a valve seat material made from an iron-based sintered alloy for an internal combustion engine, which is suitable for an engine using gas fuel and is superior in abrasion resistance. This valve seat material includes hard part...
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JP2010255553A |
To provide a cylinder head suitable for forming a water jacket which stores intake and exhaust ports therein by making them penetrate the jacket, and a method of manufacturing the same.The cylinder head includes: a lower deck 2 constitut...
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JP2010242679A |
To provide an internal combustion engine to be equipped with a vehicle, in which the fuel adhesion to the back side of the shade, while increasing the homogeneity of the air-fuel mixture.The engine comprises the intake valve 30 having th...
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JP2010242823A |
To provide a sealing device for maintaining favorable sealing performance between a valve stem seal and a valve stem guide without removing the valve stem seal even if the valve stem seal is a spring retainer separate type valve-stem sea...
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JP4570977B2 |
A valve timing control system for an internal combustion engine includes a driving member to which a rotational force is transmitted from a crankshaft. A driven member is rotatable with a cam shaft as a single member. A phase changing me...
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JP2010223013A |
To suppress both of cracking at an opening end side of a recessed groove and occurrence of an internal defect at a central part.In a manufacturing method for a cylinder head 1 for forming a recessed groove 11 at a valve seat formation sc...
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JP4388187B6 |
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JP2010216451A |
To adjust an exhaust temperature by adjusting an amount of heat transmitted onto an inner wall of an exhaust passage from combustion gas flowing inside the exhaust passage.A protruding part 58 protruded into the cylinder is partially pro...
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JP2010216397A |
To provide a valve stem support mechanism for an internal combustion engine, improving the flow rate coefficient of a corresponding port by enhancing shape stability as the port.In this valve stem support mechanism, a valve guide 500 sup...
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JP4552895B2 |
To provide an internal combustion engine minimizing damage at a time of interference of a piston and an intake and an exhaust valve. A valve side curved surface 48 which is a surface in a piston 10 side of the intake and the exhaust valv...
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JP2010209701A |
To prevent occurrence of padding insufficiency at a padding end and inhibit occurrence of cracks due to dilution.A laser cladding method for forming a valve seat includes placing a metal powder ring 2 in a recessed groove 16 of a ring sh...
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JP4548652B2 |
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JP2010203236A |
To provide a laser clad valve seat forming method enhancing laser absorbability, increasing remelt capacity, and achieving sufficient gas ventilation. In the laser clad valve seat forming method, a molten layer is formed by melting a bas...
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JP4545443B2 |
The invention relates to a reciprocating engine and a working fluid inlet system therefore. The engine includes at least one cylinder with a reciprocating piston therein and a variable volume expansion chamber capable of receiving a work...
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JP2010193709A |
To provide an electromagnetic linear actuator which determines the rest position of an armature accurately.A ferromagnetic actuator having, in a housing, a ferromagnetic circuit defining an axial travel interval for an armature 22 of fer...
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JP4533107B2 |
A method for operating an internal combustion engine, in which an erroneous lift of an intake valve of a cylinder is directly determined. The lift of an intake valve of at least one cylinder of the internal combustion engine is diagnosed...
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JP4536649B2 |
The invention provides a variable valve mechanism. When a position transducer for detecting elevated quantity of the valve is abnormal, a detector different from the position transducer can detect elevated quantity. The variable valve me...
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JP4534989B2 |
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JP2010185394A |
To form a combustion chamber in a cylinder head side while securing sizes of diameters of an intake port and an exhaust port in an internal combustion engine.In the combustion engine 1 equipped with the combustion chamber 11 formed in a ...
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JP4526097B1 |
Conventionally, in hot forging of a valve umbrella portion of a hollow engine valve, poor finish accuracy has been provided, and in cold forging thereof, materials which can be used have been restricted. In addition, in the cold forging ...
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JP4524584B2 |
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JP2010174702A |
To provide an intake port structure capable of suppressing effect of a tumbling flow formed by an edge on a main flow.The intake port structure (100) includes: a valve seat (30) of an intake port (20) having an upwardly convex curved sha...
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JP4515859B2 |
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