WO2023238177A1 - 内燃機関 - Google Patents

内燃機関 Download PDF

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Publication number
WO2023238177A1
WO2023238177A1 PCT/JP2022/022738 JP2022022738W WO2023238177A1 WO 2023238177 A1 WO2023238177 A1 WO 2023238177A1 JP 2022022738 W JP2022022738 W JP 2022022738W WO 2023238177 A1 WO2023238177 A1 WO 2023238177A1
Authority
WO
WIPO (PCT)
Prior art keywords
internal combustion
combustion engine
front cover
main body
hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2022/022738
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
正 矢部
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Priority to JP2024526026A priority Critical patent/JP7816510B2/ja
Priority to EP22945689.2A priority patent/EP4538522B1/en
Priority to CN202280096177.9A priority patent/CN119213212A/zh
Priority to PCT/JP2022/022738 priority patent/WO2023238177A1/ja
Publication of WO2023238177A1 publication Critical patent/WO2023238177A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K25/00—Auxiliary drives
    • B60K25/02—Auxiliary drives directly from an engine shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
    • B60K5/12—Arrangement of engine supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K25/00—Auxiliary drives
    • B60K25/02—Auxiliary drives directly from an engine shaft
    • B60K2025/022—Auxiliary drives directly from an engine shaft by a mechanical transmission
    • B60K2025/024—Auxiliary drives directly from an engine shaft by a mechanical transmission with variable ratio
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2410/00—Constructional features of vehicle sub-units
    • B60Y2410/10—Housings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases
    • F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
    • F02F7/0073—Adaptations for fitting the engine, e.g. front-plates or bell-housings
    • F02F2007/0078—Covers for belt transmissions

Definitions

  • the present invention relates to an internal combustion engine mounted on a vehicle.
  • Patent Document 1 discloses a configuration in which a mounting seat for an engine mount bracket is provided on an end cover located on one end side of an engine body and covering a camshaft drive mechanism.
  • Patent Document 1 does not sufficiently consider reducing its own membrane vibration, and there is room for further improvement in reducing membrane vibration.
  • the internal combustion engine of the present invention includes a front cover made of resin that covers an end face of the internal combustion engine main body on one end side in the cylinder row direction, and a resin front cover that is located on the one end side of the internal combustion engine main body in the cylinder row direction to connect the internal combustion engine main body to a vehicle. Equipped with a metal mounting bracket that attaches to the camera.
  • the mount bracket overlaps the front cover with a predetermined gap in the cylinder row direction of the internal combustion engine main body so as to cover a part of the outer surface of the front cover, and is formed on the front cover. It has a boss portion that passes through the through hole and is fixed to an end surface of the internal combustion engine main body on one end side in the cylinder row direction. A gap is provided between the through hole and the boss portion so that the two do not come into contact with each other.
  • FIG. 1 is an explanatory diagram schematically showing a schematic configuration of an internal combustion engine to which the present invention is applied.
  • FIG. 1 is an explanatory diagram schematically showing one end side in a cylinder row direction of an internal combustion engine to which the present invention is applied.
  • FIG. 3 is a front view of the internal combustion engine to which the internal combustion engine side mount bracket is attached.
  • FIG. 1 is an explanatory diagram schematically showing main parts of an internal combustion engine according to the present invention.
  • the X axis is an axis along the front-rear direction of the internal combustion engine 1 (an axis parallel to the central axis of the crankshaft 19 of the internal combustion engine 1)
  • the Y axis is the axis along the left-right direction of the internal combustion engine 1 (in the width direction of the internal combustion engine).
  • the Z axis respectively indicate an axis along the vertical direction of the internal combustion engine 1 (an axis parallel to the cylinder axis A of the internal combustion engine 1).
  • the X-axis is an axis along the cylinder row direction of the internal combustion engine 1 or the internal combustion engine main body 8 (described later). Further, the Y-axis is an axis along the width direction of the internal combustion engine main body 8.
  • FIG. 1 is an explanatory diagram schematically showing a schematic configuration of an internal combustion engine 1 to which the present invention is applied.
  • the internal combustion engine 1 is, for example, an in-line multi-cylinder internal combustion engine, and includes a cylinder head 2, a cylinder block 3 attached to the lower part of the cylinder head 2, a cam bracket 4 attached to the upper part of the cylinder head 2, and an internal combustion engine. It has a front cover 5 that covers the front surface of the engine body 8, and a metal internal combustion engine side mount bracket 6 located on the front surface of the front cover 5.
  • symbol 7 in FIG. 1 is a vehicle body side mount bracket fixed to the vehicle body side.
  • the cylinder head 2, cylinder block 3, and cam bracket 4 constitute an internal combustion engine main body 8. Therefore, the front cover 5 covers the end surface of the internal combustion engine main body 8 on one end side in the cylinder row direction.
  • the cylinder head 2 is a cast product made of a metal material such as an aluminum alloy, and has an intake port (not shown) that supplies intake air to a combustion chamber (not shown) and exhaust air from the combustion chamber (not shown).
  • An exhaust port (not shown) is formed for exhaust.
  • the cylinder block 3 is a cast product made of a metal material such as an aluminum alloy, and is formed with a number of cylinders (not shown) corresponding to the number of cylinders.
  • the cam bracket 4 is made of a metal material such as aluminum alloy, and supports the camshaft 10 (see FIG. 2) rotatably together with the cylinder head 2.
  • the front cover 5 is made of a synthetic resin material such as polyamide, and is attached to the internal combustion engine main body 8 in a liquid-tight manner so as to cover the front surface of the internal combustion engine main body 8.
  • the front cover 5 is attached to the front surface of the cylinder block 3, the front surface of the cylinder head 2, the front surface of the cam bracket 4, etc. with bolts (not shown).
  • the front cover 5 is attached to the internal combustion engine main body 8 so as to cover one end surface of the cylinder block 3 and the cylinder head 2 in the crankshaft axial direction, that is, one end surface of the internal combustion engine main body 8 in the cylinder row direction. It will be done.
  • FIG. 2 is an explanatory diagram schematically showing one end side of the internal combustion engine 1 in the cylinder row direction in a plan view.
  • a crank sprocket (not shown) fixed to the crankshaft 19 (see FIG. 4) and a cam sprocket 11 fixed to the front end of the camshaft 10 are accommodated in the space 9.
  • a timing chain (not shown) for transmitting rotational power is wound around the crank sprocket and the cam sprocket 11.
  • An intake cam sprocket 11a and a variable phase mechanism (variable valve mechanism) 12 are attached to the front end of the intake camshaft 10a.
  • the phase variable mechanism 12 changes the valve timing of the intake valve by changing the phase of the lift center angle of the intake valve.
  • An exhaust cam sprocket 11b is attached to the front end of the exhaust camshaft 10b.
  • FIG. 3 is a front view of the front cover 5.
  • FIG. 4 is a front view of the internal combustion engine 1 to which the internal combustion engine side mount bracket 6 is attached.
  • the bolt boss portions 32 (see FIG. 5) of the internal combustion engine side mount bracket 6 pass through the boss portion through holes 13, and are formed at two locations in the center portion of the front cover 5 in the width direction of the internal combustion engine body 8. has been done.
  • the outer peripheral edge of the boss portion through hole 13 is an annular (cylindrical) through hole peripheral portion (bolt through hole peripheral portion) 17 .
  • the through-hole peripheral portion 17 is pressed against and contacts the end surface of the internal combustion engine main body 8 on one end side in the cylinder row direction on the back side of the front cover 5, and supports the central portion of the front cover 5 on the internal combustion engine main body 8. .
  • the space between the through-hole peripheral portion 17 and the internal combustion engine main body 8 is liquid-tightly sealed by a sealing material 18 (see FIG. 7).
  • the second bolt boss portion 32b passes through the boss portion through hole 13a.
  • a through-hole peripheral portion 17a is formed around the boss portion through-hole 13a.
  • the through-hole peripheral portion 17a is pressed against the cylinder head 2 on the back side of the front cover 5.
  • the boss portion through hole 13b is located below the boss portion through hole 13a, and the fifth bolt boss portion 32e (see FIG. 5) passes through it.
  • a through-hole peripheral portion 17b is formed around the boss portion through-hole 13b. The through-hole peripheral portion 17b is pressed against the cylinder block 3 on the back side of the front cover 5.
  • the crankshaft through hole 14 is through which the crankshaft 19 passes, and is formed below the boss through hole 13.
  • the first bolt through holes 15 are through which bolts (not shown) that fix the front cover 5 to the internal combustion engine main body 8 pass, and a plurality of first bolt through holes 15 are formed on the outer peripheral edge of the front cover 5.
  • a fixing bolt 20 (see FIG. 7) that fixes the front cover 5 to the internal combustion engine main body 8 passes through the second bolt through hole 16, and a front cover boss portion 21 adjacent to the through hole peripheral portion 17 passes through the second bolt through hole 16. is formed.
  • the front cover boss portion 21 is fixed on the back side of the front cover 5 with its tip surface pressed against the end surface of the internal combustion engine main body 8 on one end side in the cylinder row direction.
  • the front cover boss portion 21a is fixed on the back side of the front cover 5 with its tip end pressed against the cylinder head 2.
  • the front cover boss portion 21b is fixed on the back side of the front cover 5 with its end surface pressed against the cylinder block 3.
  • the front cover boss portion 21a is formed adjacent to and continuous with the peripheral edge portion 17a of the through hole.
  • a second bolt through hole 16a is formed in the front cover boss portion 21a.
  • the front cover boss portion 21b is formed adjacent to and continuous with the through-hole peripheral portion 17b.
  • a second bolt through hole 16b is formed in the front cover boss portion 21b.
  • crank pulley 22 is attached to the front end of the crankshaft 19.
  • An auxiliary drive belt (not shown) is wound around the crank pulley 22 .
  • the crank pulley 22 is located outside the front cover 5 and drives auxiliary equipment (not shown) such as a water pump via the auxiliary equipment driving belt.
  • the internal combustion engine side mount bracket 6 corresponds to a mount bracket, and is attached to the end surface of the internal combustion engine main body 8 on one end side in the cylinder row direction without contacting the front cover 5.
  • the internal combustion engine side mount bracket 6 is a cast product made of a metal material such as an aluminum alloy. As shown in FIGS. 5 and 6, the internal combustion engine side mount bracket 6 is attached to the end surface of the cylinder head 2 and the cylinder block 3 on one end side by six bolts 31, ie, the first bolt 31a to the sixth bolt 31f. There is.
  • the bolt 31 passes through a bolt boss portion 32 of the internal combustion engine side mount bracket 6.
  • FIG. 5 is an exploded perspective view of the front cover 5 and the internal combustion engine side mount bracket 6 that are attached to the internal combustion engine main body 8.
  • FIG. 6 is a perspective view of the internal combustion engine side mount bracket 6 viewed from the rear side (back side).
  • the internal combustion engine side mount bracket 6 is formed so that its length along the width direction of the internal combustion engine main body 8 is longer than the front cover 5. As shown in FIGS. 2 and 4, the internal combustion engine side mount bracket 6 has a predetermined gap with the front cover 5 in the cylinder row direction of the internal combustion engine main body 8, and covers a part of the outer surface of the front cover 5. are attached to the internal combustion engine main body 8. That is, the internal combustion engine side mount bracket 6 is attached to the internal combustion engine main body 8 so as not to contact the front cover 5 in the cylinder row direction of the internal combustion engine main body 8.
  • the internal combustion engine side mount bracket 6 has six bolt boss parts 32, a first bolt boss part 32a to a sixth bolt boss part 32f, as shown in FIGS. 4 to 6.
  • the internal combustion engine side mount bracket 6 does not come into contact with the front cover 5, and these six bolt boss portions 32 do not come into contact with the front cover 5.
  • the first bolt 31a fixes the upper part of the internal combustion engine side mount bracket 6 on one end side in the internal combustion engine width direction to the cylinder head 2 outside the front cover 5.
  • the first bolt 31a passes through a first bolt boss portion 32a of the internal combustion engine side mount bracket 6.
  • the first bolt boss portion 32a is formed on one end side of the internal combustion engine side mount bracket 6 in the width direction of the internal combustion engine main body 8.
  • the second bolt 31b passes through the front cover 5 and fixes the upper portion of the internal combustion engine side mount bracket 6 at the approximate center in the width direction of the internal combustion engine to the cylinder head 2.
  • the second bolt 31b passes through the second bolt boss portion 32b of the internal combustion engine side mount bracket 6.
  • the second bolt boss portion 32b is formed at a central portion of the internal combustion engine side mount bracket 6 in the width direction of the internal combustion engine main body 8.
  • FIG. 7 is a cross-sectional view schematically showing the periphery of the boss portion through hole 13.
  • the tip of the second bolt boss portion 32b on the back side of the front cover 5 is pressed against the cylinder head 2. Further, a portion of the through-hole peripheral portion 17a in which the boss portion through-hole 13a is formed is pressed against the cylinder head 2 at a portion located on the back surface side of the front cover 5.
  • the through-hole peripheral portion 17a is liquid-tightly sealed from the cylinder head 2 by an annular sealing material 18a on the back side of the front cover 5. Further, the front cover boss portion 21a adjacent to the boss portion through hole 13a is fixed to the cylinder head 2 by a fixing bolt 20a.
  • the third bolt 31c fixes the upper part of the internal combustion engine side mount bracket 6 on the other end side in the internal combustion engine width direction to the cylinder head 2 on the outside of the front cover 5.
  • the third bolt 31c passes through the third bolt boss portion 32c of the internal combustion engine side mount bracket 6.
  • the third bolt boss portion 32c is formed on the other end side of the internal combustion engine side mount bracket 6 in the width direction of the internal combustion engine main body 8.
  • the fourth bolt 31d fixes the lower part of the internal combustion engine side mount bracket 6 on one end side in the internal combustion engine width direction to the cylinder block 3 outside the front cover 5.
  • the fourth bolt 31d passes through the fourth bolt boss portion 32d of the internal combustion engine side mount bracket 6.
  • the fourth bolt boss portion 32d is formed on one end side of the internal combustion engine side mount bracket 6 in the width direction of the internal combustion engine main body 8.
  • the fifth bolt 31e passes through the front cover 5 and fixes the lower part of the internal combustion engine side mount bracket 6 at the approximate center in the width direction of the internal combustion engine to the cylinder block 3.
  • the fifth bolt 31e passes through the fifth bolt boss portion 32e of the internal combustion engine side mount bracket 6.
  • the fifth bolt boss portion 32e is formed at a central portion of the internal combustion engine side mount bracket 6 in the width direction of the internal combustion engine main body 8.
  • the fifth bolt boss portion 32e passes through the boss portion through hole 13b such that its outer peripheral surface does not contact the inner peripheral surface of the boss portion through hole 13b of the front cover 5.
  • the fifth bolt boss portion 32e has a tip portion on the back side of the front cover 5 pressed against the cylinder block 3. Further, a portion of the through-hole peripheral edge portion 17b in which the boss portion through-hole 13b is formed is pressed against the cylinder block 3 at a portion located on the back side of the front cover 5.
  • the peripheral edge portion 17b of the through-hole is liquid-tightly sealed from the cylinder block 3 on the back side of the front cover 5 by an annular sealing material 18b. Further, the front cover boss portion 21b adjacent to the boss portion through hole 13b is fixed to the cylinder block 3 by a fixing bolt 20b.
  • the sixth bolt 31f fixes the lower part of the internal combustion engine side mount bracket 6 on the other end side in the internal combustion engine width direction to the cylinder block 3 on the outside of the front cover 5.
  • the sixth bolt 31f passes through the sixth bolt boss portion 32f of the internal combustion engine side mount bracket 6.
  • the sixth bolt boss portion 32f is formed on the other end side of the internal combustion engine side mount bracket 6 in the width direction of the internal combustion engine main body 8.
  • the internal combustion engine side mount bracket 6 has a plurality (three) of mount parts 33, as shown in FIGS. 3 and 4.
  • the mount portion 33 is for attaching the internal combustion engine 1 to the vehicle body, and its upper end surface 34 is fixed to the vehicle body side mount bracket 7 with a bolt (not shown).
  • the mount portion 33 is formed to extend in the vertical direction along the cylinder axis A of the internal combustion engine 1. That is, the mount portion 33 is elongated in the vertical direction, and its upper end surface 34 is fixed to the vehicle body side mount bracket 7.
  • the upper end surface 34 is formed to be horizontal when the internal combustion engine 1 is mounted on the vehicle body.
  • the mount portion 33 provided on the internal combustion engine side mount bracket 6 includes a first mount portion 33a located at one end side of the internal combustion engine side mount bracket 6 in the internal combustion engine width direction, and a first mount portion 33a located at one end side of the internal combustion engine side mount bracket 6 in the internal combustion engine width direction.
  • a second mount portion 33b is located at the other end, and a third mount portion 33c is located at the center of the internal combustion engine side mount bracket 6 in the internal combustion engine width direction.
  • the first mount portion 33a has an upper end surface 34a fixed to the vehicle body side mount bracket 7.
  • the second mount portion 33b has an upper end surface 34b fixed to the vehicle body side mount bracket 7.
  • the third mount portion 33c has an upper end surface 34c fixed to the vehicle body side mount bracket 7.
  • the internal combustion engine 1 of the embodiment described above there is no contact between the inner circumferential surface of the boss portion through hole 13a and the outer circumferential surface of the second bolt boss portion 32b (the boss portion through hole 13a and the second bolt boss portion 32b).
  • a gap is provided in an annular shape around the entire circumference.
  • the internal combustion engine 1 is configured such that the inner circumferential surface of the boss portion through hole 13b and the outer circumferential surface of the fifth bolt boss portion 32e do not come into contact with each other (the boss portion through hole 13b and the fifth bolt boss portion 32e).
  • An annular gap is provided around the circumference. Therefore, the front cover 5 as a whole is attached to the internal combustion engine main body 8 without contacting the internal combustion engine side mount bracket 6.
  • the internal combustion engine side mount bracket 6 and the front cover 5 do not come into contact with each other, so vibrations from the vehicle side (vehicle body side) are not transmitted from the internal combustion engine side mount bracket 6 to the front cover 5. , membrane vibration occurring in the front cover 5 can be suppressed.
  • the internal combustion engine side mount bracket 6 is attached to the internal combustion engine main body 8 at both ends in the width direction of the internal combustion engine main body 8 on the outside of the front cover 5. Further, the second bolt boss portion 32b and the fifth bolt boss portion 32e are located approximately at the center between both ends of the internal combustion engine side mount bracket 6 in the width direction of the internal combustion engine main body 8. That is, the internal combustion engine side mount bracket 6 is fixed to the internal combustion engine main body 8 at both end portions and a central portion along the width direction of the internal combustion engine main body 8.
  • the internal combustion engine 1 can stably support the internal combustion engine 1 to the vehicle.
  • the center portion of the front cover 5 is supported by the internal combustion engine main body 8 by the second bolt boss portion 32b and the fifth bolt boss portion 32e, the center portion of the front cover 5 (the center in the width direction of the internal combustion engine) The membrane vibration that occurs can be suppressed.
  • the internal combustion engine 1 is fixed to the internal combustion engine main body 8 by fixing bolts 20 with the front cover boss portion 21 pressed against the end surface of the internal combustion engine main body 8 on one end side in the cylinder row direction.
  • the front cover boss portion 21 continuous with the peripheral edge 17 of the through hole is firmly pressed against the end surface of the internal combustion engine main body 8 on one end side in the cylinder row direction, so that the sealing material 18 is applied to the peripheral edge of the through hole. 17 and the end surface of the internal combustion engine main body 8 on one end side in the cylinder row direction, so that the sealing performance between the through-hole peripheral portion 17 and the internal combustion engine main body 8 can be improved.
  • the front cover boss portion 21 is provided in the center of the front cover 5, the rigidity of the front cover 5 is improved, and the front cover boss portion 21 is arranged in the cylinder row direction of the internal combustion engine main body 8. By being pressed against the end surface on the one end side, membrane vibration of the front cover 5 can be suppressed.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
PCT/JP2022/022738 2022-06-06 2022-06-06 内燃機関 Ceased WO2023238177A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2024526026A JP7816510B2 (ja) 2022-06-06 2022-06-06 内燃機関
EP22945689.2A EP4538522B1 (en) 2022-06-06 2022-06-06 Internal combustion engine
CN202280096177.9A CN119213212A (zh) 2022-06-06 2022-06-06 内燃机
PCT/JP2022/022738 WO2023238177A1 (ja) 2022-06-06 2022-06-06 内燃機関

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/022738 WO2023238177A1 (ja) 2022-06-06 2022-06-06 内燃機関

Publications (1)

Publication Number Publication Date
WO2023238177A1 true WO2023238177A1 (ja) 2023-12-14

Family

ID=89117970

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2022/022738 Ceased WO2023238177A1 (ja) 2022-06-06 2022-06-06 内燃機関

Country Status (4)

Country Link
EP (1) EP4538522B1 (https=)
JP (1) JP7816510B2 (https=)
CN (1) CN119213212A (https=)
WO (1) WO2023238177A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015071996A (ja) * 2013-10-04 2015-04-16 アイシン精機株式会社 内燃機関および内燃機関のチェーンカバー構造
JP2018084172A (ja) * 2016-11-22 2018-05-31 アイシン精機株式会社 内燃機関
WO2020183687A1 (ja) * 2019-03-14 2020-09-17 日産自動車株式会社 内燃機関

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59125646U (ja) * 1983-02-12 1984-08-24 トヨタ自動車株式会社 タイミングベルトカバ−のシ−ル装置
JPS61146426U (https=) * 1985-03-04 1986-09-09
JPH063153Y2 (ja) * 1988-09-28 1994-01-26 マツダ株式会社 エンジンのベルトカバーシール構造
JP2712904B2 (ja) * 1991-07-31 1998-02-16 日産自動車株式会社 Ｖ型内燃機関
JP2003104069A (ja) * 2001-09-28 2003-04-09 Suzuki Motor Corp Ｖ型エンジンのマウント装置
JP2006242138A (ja) * 2005-03-04 2006-09-14 Toyota Motor Corp タイミングチェーンカバー構造
JP2007113411A (ja) * 2005-10-18 2007-05-10 Toyota Motor Corp エンジンマウントブラケットの締結構造
JP2010116020A (ja) * 2008-11-12 2010-05-27 Toyota Motor Corp エンジン支持構造

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015071996A (ja) * 2013-10-04 2015-04-16 アイシン精機株式会社 内燃機関および内燃機関のチェーンカバー構造
JP2018084172A (ja) * 2016-11-22 2018-05-31 アイシン精機株式会社 内燃機関
WO2020183687A1 (ja) * 2019-03-14 2020-09-17 日産自動車株式会社 内燃機関

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP4538522A4

Also Published As

Publication number Publication date
JP7816510B2 (ja) 2026-02-18
JPWO2023238177A1 (https=) 2023-12-14
EP4538522A1 (en) 2025-04-16
EP4538522B1 (en) 2026-02-18
CN119213212A (zh) 2024-12-27
EP4538522A4 (en) 2025-10-29

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