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JP7294359B2 |
Provided is a timing chain cover that allows suppressing vibration transmission. A timing chain cover of the present disclosure houses a timing chain transmitting a rotative force of a crankshaft to a camshaft in one end side of an inter...
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JP2023082746A |
To provide a hydrogen engine for promoting practical use by improving safety property.The engine has a cylinder block 1, a cylinder head 2, and a head cover 16, the cylinder head 2 being provided with an intake port 7, an exhaust port 8,...
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JP2023082806A |
To fit a sound absorption heat shielding body to a shape surface of a metal plate, and easily assemble an insulator as much as possible.An insulator assembly device includes a body part 3, a driver mechanism 40 which is provided in the b...
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JP7291028B2 |
To achieve suppression in both soundproof performance and heat damage in a vehicle.A cover structure 100 includes a cover 10 covering the upper part of an engine 50 mounted on a vehicle, and flow channels 22 and 23 that communicate with ...
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JP2023082668A |
To provide a large engine hardly affected by knocking.In a large engine including at least one cylinder 1 in which a piston 3 is arranged for a reciprocating movement along a cylinder axis A between a top dead center position and a botto...
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JP2023081496A |
To provide a heat insulator which can suppress generation of noise resulting from vibration of a turbocharger or the like.A heat insulator has a pair of halves with a semi-circular cross section which are arranged along a flow direction ...
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JP7288163B2 |
To provide an engine hook that can hook an engine in accordance with multiple types of hooking tool and suppress deterioration in heat radiation property of an engine, and to provide an engine including an engine hook.Engine hooks 1, 1 f...
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JP7284973B2 |
To provide a soundproof structure which is not easily affected by heat.The soundproof structure 1 is a plurality of soundproof panels 10 provided in a row and includes a side wall 2 which divides a housing space C for housing a noise sou...
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JP7285095B2 |
To provide a waterproof structure for a joint between an upper end of a side wall and a top plate of a soundproof box.On either of two side walls 20 and 30 among side walls of a soundproof box that are arranged adjacent to each other in ...
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JP7284567B2 |
To provide an engine-drive work machine capable of discharging rainwater entering a soundproof box out of the work machine without accumulating the same in a leakage oil sump formed in a frame.An interior space of a soundproof box is sep...
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JP7283433B2 |
To effectively suppress the leakage of a lubricant from a clearance between block bodies of an engine and a crankshaft to the outside.In a seal structure 40 of a crankshaft 30 which is rotatably supported between an upper-side block body...
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JP7281581B2 |
To improve transmitted sound prevention performance of an engine cover.An engine cover 20 includes: a cover body 22 formed by foam having elasticity; and a support medium 24 integrated with the cover body 22. The support medium 24 has pa...
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JP2023521445A |
The object of the present invention is to completely enclose the engine or unit capsule of a motor vehicle with an air cushion foil, thereby significantly influencing and adjusting the acoustic component characteristics. [Selection drawi...
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JP2023072373A |
To provide a cover member for an internal combustion engine capable of improving silencing performance.A cover member 1 comprises a plate body 2 formed of resin in a plate shape, and having a plurality of fixing parts 21 fixed to an obje...
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JP7279616B2 |
To provide a cylindrical insulator covering a part of an exhaust pipe, which can prevent the occurrent of corrosion, cracks and the like of the exhaust pipe and the insulator by properly draining rainwater and the like entering inside.An...
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JP7280441B2 |
Provided is a power unit case structure with which is it possible to make it less likely that the flow of an airflow along an externally exposed cover is disturbed, even if the cover is fastened using fastening members. A power unit ca...
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JP7278695B2 |
To provide an abnormality detection device and an abnormality detection method capable of detecting abnormality occurring in a power generator of a shared vehicle not limited to a section related to a start-up of the power generator.An a...
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JP7276686B2 |
A vehicle driving apparatus is provided that includes a drive motor, an internal combustion engine, and an electrical generator and can inhibit a weight balance and motion performance of a vehicle from being deteriorated and lowered. A v...
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JP7275873B2 |
To efficiently cool a transmission 6 and a catalyst device 9 with travel wind of a vehicle in a case in which the catalyst device is disposed at the side of a longitudinally mounted engine 4.In a vehicle front part structure, an engine 4...
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JP2023067536A |
To provide an internal combustion engine capable of suppressing vibration.An internal combustion engine 1 comprises a cylinder block 10 having a plurality of cylinders 11, and intake and exhaust camshafts provided with intake and exhaust...
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JP2023067837A |
To reduce vibration resulting from inertial force of a piston in a reciprocating engine.A reciprocating engine 11 has an engine frame 13, a crankshaft, a piston 14, and a link mechanism that converts reciprocating linear motion of the pi...
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JP7273697B2 |
To provide a power work machine that is less likely to cause a control unit to be deteriorated due to heat from a cylinder.A power work machine includes: an engine 20 disposed with an air cleaner 30 in an air intake system and used as a ...
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JP7272104B2 |
To prevent the lowering of fuel consumption performance by suppressing unnecessary fuel pressure rise while removing deposits from an injection hole of a fuel injection valve with fuel pressure rise.An ECU 20 includes a deposit estimatio...
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JP7271204B2 |
To prevent a wiring cable connected to an upper-step side wiring connection part from being contacted to a lower-step side wiring connection part even in the case where a plurality of wiring connection parts is vertically arranged in an ...
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JP7271292B2 |
To prevent rainwater from infiltrating through a step caused at a mating surface part of a soundproof box.A pressure contact surface on which seal materials 62a, 62b undergo pressure contact is composed of side surfaces 51 of partition p...
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JP2023062210A |
To suppress gear rattling noise occurring between a balancer gear and a transmission gear.A balancer device includes: a balancer housing 8; and a balancer shaft 9 rotatably supported by the balancer housing 8. In the balancer shaft 9, a ...
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JP2023059531A |
To suppress the occurrence of damage to a bracket and a support member.Sensor support structure of a vehicle 100 comprises: an under panel 10; a bracket 20; and a first cushioning material 60. The bracket 20 is fixed to the under panel 1...
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JP7265959B2 |
To provide a mounting structure of an engine component capable of assembling a connection component to an engine component without deteriorating workability even in a case of fixing the engine component using a cantilevered stay.A push s...
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JP7264822B2 |
A cylinder for an internal combustion opposed-piston engine includes a bore, either as part of the cylinder directly or of a liner. The bore has a surface for guiding a pair of pistons disposed for opposing movement in the cylinder. The ...
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JP7264798B2 |
To provide an engine increased in heat quantity of an exhaust gas capable of being utilized in an exhaust passage.An engine includes an exhaust manifold 3 as an exhaust passage component 1 constituting an exhaust passage. The exhaust man...
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JP2023056827A |
To provide a composite cover material for a vehicle that has both sound absorption property, sound insulation property and recycling property at the same time and has self-standing property.A composite cover material for a vehicle includ...
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JP7261171B2 |
An installation for cleaning a motorization system includes an injector, a diagnostic device, and a controller. The injector executes a cleaning sequence for cleaning the motorization system. It does so by injecting a cleaning fluid into...
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JP7259539B2 |
A controller for controlling a fuel injection valve and a fuel pressure adjustment mechanism sets an air-fuel ratio of a fuel-air mixture to be generated within a combustion chamber to an air-fuel ratio equal to or leaner than a theoreti...
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JP7257040B2 |
To provide a power work machine having transmission means for eliminating a difference in the number of shafts between a power generating side and a power using side.A chainsaw 30 as a power work machine comprises an engine 10 as power g...
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JP2023050403A |
To provide a vibration isolation device of an internal combustion engine that can prevent enlargement of the engine and enhance vibration isolation performance while a pendulum damper is arranged on a cam shaft.A vibration isolation devi...
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JP2023050807A |
To provide a power generator which can inhibit leakage of a liquid fuel.A power generator 1 includes a fuel tank 11 in which a liquid fuel is stored. The fuel tank 11 has: an oil support port; and a breather passage 51 formed by a pipeli...
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JP2023049495A |
To provide a power generator capable of securing strength and rigidity and reducing size and noise, without increasing a height dimension of an under panel.An exterior body 10 has an under panel 30 arranged on a bottom surface. The under...
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JP2023048487A |
To provide an on-vehicle device mounting structure which enables reduction of abnormal noise occurring from an on-vehicle device.An on-vehicle device mounting structure includes: an on-vehicle device 20 mounted on an engine compartment 1...
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JP7247742B2 |
To prevent the lowering of fuel consumption performance by suppressing unnecessary fuel pressure rise while removing deposits from an injection hole of a fuel injection valve with fuel pressure rise.An ECU 20 includes a deposit estimatio...
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JP7248567B2 |
To provide an engine enabling reduction of wind noise of a pulser plate.A pulser plate 7 includes winded surfaces 7ae, 7be on one surfaces of a pair of projections 7a, 7b adjacent to each other, and a standing dimension 7af of one winded...
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JP7243431B2 |
To secure combustion stability while accurately removing deposits from an injection hole of a fuel injection valve.An ECU 20 includes an injection control part 22 for controlling an injector 15, a deposit estimation part 27 for performin...
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JP7243611B2 |
To easily form a heat insulating layer which is excellent in quality, specifically is free from peeling and the like, on the wall surface of a combustion chamber of an internal combustion chamber.A method of manufacturing the internal co...
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JP7243610B2 |
To easily form a heat insulating layer which is excellent in quality, specifically is free from peeling and the like, on the wall surface of a combustion chamber of an internal combustion chamber.A method of manufacturing an internal com...
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JP7240634B2 |
To prevent or suppress a situation in which engine speed displayed on a speed meter is unnecessarily changed when operated at a lean air-fuel ratio while displaying actual engine speed on the speed meter with good response.A display devi...
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JP7238645B2 |
To provide a vehicular engine capable of reducing vibration of an air cleaner even in a configuration in which the air cleaner disposed above an engine body is supported by a housing having a cooling water passage and an EGR passage.A co...
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JP2023034593A |
To provide an exhaust purification device which can improve NV performance while maintaining warm-up performance.An exhaust purification device comprises: a catalyst converter which purifies exhaust of an internal combustion engine; an i...
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JP7236961B2 |
To facilitate maintenance of an engine room even when an engine room cover is disposed.An engine room cover 18 includes a sheet material 20 having flexibility and not having air permeability, and a roll mechanism 22 that is disposed in a...
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JP7234649B2 |
To provide a vehicular internal combustion engine capable of protecting members arranged on the upper part of the engine from the heat effects of a turbosupercharger.In an engine 4, an air cleaner 28 is provided above a cylinder head cov...
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JP7232172B2 |
To provide an engine capable of keeping high accuracy of a pulse signal to detect an engine rotating speed and a crank angle.A pulsar plate 7 is disposed in a transmission device cover 3a for housing a transmission device 3, and includes...
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JP7231330B2 |
To provide an engine component of which the heat insulation layer has high heat insulation property and good adhesion property to a base material.The engine component includes the metal base material, and the heat insulation layer provid...
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