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JP2020159468A |
To provide an internal combustion engine system which can inhibit occurrence of a predetermined vibration amplitude in a crank shaft, and to provide a vibration prevention structure of the crank shaft.An internal combustion engine system...
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JP6763203B2 |
To make it possible to easily and properly adjust the state of a bearing supporting a balancer.An engine device includes: a balancer 20 rotatable with driving force transmitted from a crankshaft to suppress the vibration of an engine; a ...
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JP6762241B2 |
To provide an auxiliary chamber type gas engine capable of suppressing variation in flame propagation in a main combustion chamber.An auxiliary chamber type gas engine comprises: a main chamber formation part which forms a main combustio...
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JP6761750B2 |
To provide an internal combustion engine that can reduce convection heat loss, and furthermore effectively reduce radiation heat loss.A heat insulation film 36 is formed on at least a part of a wall surface facing a combustion chamber 20...
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JP2020153336A |
To provide an engine which enables an exhaust purification device to be easily installed on an engine body without using a positioning tool.An engine 100 comprises an ATD 43 which purifies exhaust gas. The engine 100 also has an engine b...
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JP2020148104A |
To enable a user to appropriately and easily use an engine generator with a relatively simple configuration.An engine generator comprises: an engine; a generator which generate electricity on the basis of power of the engine; a cooling f...
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JP6757231B2 |
To improve workability in connecting a fluid pipe.A pipe connection structure to which a fluid pipe is connected, has a connector unit in which a turbo duct 16 including an internal flow channel for guiding a fluid, and a pipe insertion ...
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JP6754351B2 |
To insulate a turbocharger and an exhaust pipe from heat while preventing a decrease in the temperature of exhaust gas circulating in the exhaust pipe.A heat insulating cover 18 that covers a turbocharger 14 and a downstream exhaust pipe...
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JP2020526613A |
The present invention is a method of producing a polyurethane foam for heat insulation and sound insulation of an engine, wherein the polyurethane foam can be obtained or can be obtained by reacting a diisocyanate and / or a polyisocyana...
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JP2020133564A |
To make compatible both the heat radiation and the sound insulation of an exhaust manifold.This sound insulation device of a V-bank type engine includes a cylinder block including two banks in which cylinders are arranged in a V-shape in...
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JP6747082B2 |
To provide a movable power source car in which a dimension of a housing in a cross direction is reduced, while maintaining a power generation capacity of two sets of power generators in the housing.On a front area 4A of a housing 4 of a ...
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JP6747840B2 |
In a vehicle power unit having an internal combustion engine, a pair of power transmission gears for transmitting rotation of a crank shaft to a balancer shaft is arranged between a crankcase and a crankcase cover, and a fluid pump is pr...
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JP6747863B2 |
To provide a sealing device which seals a gap between a rotor of a torsional damper mounted on a rotational shaft and a non-rotation stationary body of an engine case provided together with the rotor, which includes a magnetic encoder co...
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JP6743094B2 |
Recesses are formed in edge portions of a bearing cap bridge from second fastening portions toward first fastening portions, and when seen in an orthogonal direction to the cylinder block bottom wall, third fastening portions that fasten...
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JP6742695B2 |
To improve the workability of electric connection with an electric component.An electric connection structure of a circuit arrangement body includes: an arrangement body main part 10 including conductive members 11 arranged along an engi...
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JP2020122485A |
To reduce contact of foreign matters to a starter.In an engine device which includes a flywheel that rotates integrally with a crankshaft 5 arranged on one side of a cylinder block 6, and a starter 20 that transmits rotational force to t...
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JP2020122415A |
To prevent operation failure of an intake valve caused by blowing-in of air-fuel mixture into an intake port, in an Atkinson cycle engine in which an expansion ratio is made to be larger than a compression ratio by opening the intake val...
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JP6739868B2 |
To provide an engine work machine capable of restricting the oil content discharged outside to a bare minimum with a simple structure when rainwater flows into the oil proof dike.An oil proof dike 24 is provided below a casing 14 of an e...
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JP2020118152A |
To provide a device that eliminates a noise damage to the circumference even if a small/medium engine type electric generator is used outdoors, and is used for safely operating a small/medium engine type generator even at the rainy weath...
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JP2020118126A |
To provide a power generator which can make airflow along heat radiation fins smooth on a surface of an inverter case.A power generator includes: an alternator 5 which generates power by driving of an engine 4; an inverter case 7 into wh...
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JP2020118127A |
To provide a power generator which can inhibit increase of a weight while cooling an engine efficiently.A power generator includes: an engine 34; an alternator 36 which is driven by the engine 34; and a casing 2 which houses the engine 3...
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JP6735255B2 |
To provide an engine work machine which achieves further improvement of soundproof effect.An engine work machine 1 includes: an engine 33; a work machine WM which is operated by driving force of the engine 33; and a case body 10 which ho...
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JP3226820U |
To provide a fixing structure of a sound insulation cover which can be easily fixed and can improve a fixing holding force. A first tip engaged portion 14 in a first engaged portion 13 of a first cover member and a first base end engagin...
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JP2020521965A |
The present invention relates to a piston (1) for an internal combustion engine, wherein the piston (1) defines an internal space of the piston (1) and has a skirt (2) having a skirt bottom (6) and a skirt bottom (6). It comprises a targ...
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JP2020111222A |
To provide a vehicle lower part structure in which a battery is disposed at a storage part of a vehicle lower part and a through hole is provided at a bottom plate (a floor of a vehicle) of the storage part located immediately below or n...
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JP2020112036A |
To reduce the weight of a balancer shaft.In a serial three-cylinder internal combustion engine 12, one side of a crankshaft 100 in a center axial line direction is supported to a vehicle body via a first mount 15, and the other side is s...
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JP6727256B2 |
An internal combustion engine includes: a wall body that is formed on a crankcase to accommodate a generator by sandwiching the generator between the wall body and a generator cover coupled to the crankcase from outside; a casing that in...
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JP6726054B2 |
To suppress tilting of a rotor while suppressing vibration of a crank shaft.A driving device for a vehicle includes a crank shaft rotatably disposed on an engine, and having a plurality of crank pins for supporting a connecting rod, and ...
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JP6726220B2 |
To prevent retraction of a master cylinder in a collision accident of an automobile, without changing the layout or structure of the master cylinder or an engine body.A master cylinder for brake is arranged behind a right end part of an ...
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JP6721640B2 |
To provide a muffler capable of enhancing fixing strength of a second protector.A muffler 24 of a motorcycle 11 comprises: a silencer 26 connected to the rear end of an exhaust pipe to muffle exhaust noise; a first protector 27 covering ...
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JP6722285B2 |
The invention relates to an at least partly stratified (such as at least partly dual stratified) charge combustion engine, especially CAI (combustion assisted ignition), HCC, HCSI and HCCI engine, in which the combustion of a hydrocarbon...
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JP6722572B2 |
Vibration damping performance of accessories of an engine is enhanced. An engine according to a first aspect of the present invention includes a plurality of accessories that vibrate in a direction parallel to a crankshaft of the engine,...
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JP2020105945A |
To provide a fuel change-over device enabling a driver to control whether to give priority to power performance or exhaust gas amount and fuel economy.A fuel change-over device includes: an engine 2 operable by switching between liquid f...
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JP2020106016A |
To provide a power generating device that can suppress increase in work man hours in an assembly process and the number of components.A power generating device includes: an engine 34; an alternator 36 driven by the engine 34; and shrouds...
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JP3226534U |
To facilitate a worker to find and solve a problem, and to provide a muffler in an internal pipeline, a silent generator unit for a desert area capable of effectively reducing noise. provide. A control room 1 including a first muffling r...
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JP2020101266A |
To suppress the deterioration of an elastic body due to heat.A damper includes an inner ring having a cylindrical part mounted on a rotary shaft of a mounted object, an extension part extended from the cylindrical part to the radial outs...
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JP2020101101A |
To provide a cover structure of an engine for effectively isolating a sound radiated from an oil pan, and reducing the sound radiated from the oil pan by absorbing a sound which leaks out of a clearance between the oil pan and a cover me...
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JP2020101141A |
To effectively suppress the generation of abnormal combustion while receiving the benefit of the utility of a wall-temperature swing heat insulation method, in an internal combustion engine.In an internal combustion engine, a piston 1 re...
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JP2020101158A |
To favorably secure the drainage of a Helmholtz resonance space, in a soundproof device of an internal combustion engine using Helmholtz resonance.A soundproof device 10 of an internal combustion engine comprises: a sound absorption cove...
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JP2020101172A |
To provide index means for confirming ignition timing with a simple structure and in a state of improving visibility.As index means, a timing mark 24 formed of a V groove is formed on an outer peripheral part of a crank pulley 4. A body ...
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JP6714770B2 |
An internal combustion engine includes a crankcase that defines a crank chamber, a crankshaft that has a crank housed in the crank chamber and is rotatably supported on the crankcase, a cylinder block that is joined to the crankcase and ...
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JP6713358B2 |
To provide an engine work machine capable of efficiently cooling a fuel tank even if a size of the fuel tank is made large and the fuel tank is arranged below a radiator.This invention relates to an engine work machine 10 comprising a Di...
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JP2020094572A |
To provide an oil pan that can suppress vibration.An oil supply structure includes: a mount part; an oil pan having a surface at which a component is arranged; and a stay member. The mount part is positioned in an end of the oil pan and ...
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JP2020090909A |
To provide a novel noise insulation cover having sufficient noise insulation performance and excellent in heat resistance.A sound insulation cover 1 has a sound insulation covering material 3, and a heat shielding plate 2 provided separa...
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JP6709026B2 |
To effectively absorb an impact when the impact acts on a resin molding and prevent damage of an attachment part of the resin molding to enable reuse when the resin molding is removed.An attachment part 20 includes a base part 30 and a t...
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JP6707761B2 |
An autonomous flying device achieving a large payload and a long continuous flight time and also accurately adjust position and orientation while flying. The device includes: a main rotor and the like that provide main thrust; a sub roto...
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JP2020084876A |
To provide an intake device of an internal combustion engine capable of efficiently enhancing vaporization of a fuel by efficiently transmitting heat generated in a heater to the fuel attached to an inner surface of the intake device.An ...
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JP6706304B2 |
To discharge water or oil stagnated on a top face of a head cover to a position where the water or oil is prevented from being splashed over exhaust members.In a head cover 11 comprising a liquid discharge passage 19 for discharging wate...
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JP2020079597A |
To suppress attachment of a fuel to an inner wall of a combustion chamber in an internal combustion engine.In an internal combustion engine including a cylinder head 15, a cylinder 13, an intake port 30 formed on the cylinder head 15 for...
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JP6700113B2 |
To provide an engine device capable of reducing the noise of a fan.In an engine device, an engine 11, a radiator 13 and a radiator fan 12 are housed in a bonnet. Providing that a direction along a ventilation path that passes through the...
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