JP2003074322A - Passage structure of lubricating oil in internal combustion engine - Google Patents

Passage structure of lubricating oil in internal combustion engine

Info

Publication number
JP2003074322A
JP2003074322A JP2001267586A JP2001267586A JP2003074322A JP 2003074322 A JP2003074322 A JP 2003074322A JP 2001267586 A JP2001267586 A JP 2001267586A JP 2001267586 A JP2001267586 A JP 2001267586A JP 2003074322 A JP2003074322 A JP 2003074322A
Authority
JP
Japan
Prior art keywords
lubricating oil
jet
passage
internal combustion
combustion engine
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.)
Granted
Application number
JP2001267586A
Other languages
Japanese (ja)
Other versions
JP4537629B2 (en
Inventor
Takashi Ishizaka
孝史 石坂
Akira Shigihara
明 鴫原
Takashi Kaneishi
貴志 金石
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.)
Honda Motor Co Ltd
Original Assignee
Honda 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
Priority to JP2001267586A priority Critical patent/JP4537629B2/en
Application filed by Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Priority to ES02762893T priority patent/ES2302837T3/en
Priority to KR10-2004-7002764A priority patent/KR100539602B1/en
Priority to CNB028170547A priority patent/CN1277044C/en
Priority to PCT/JP2002/008677 priority patent/WO2003023198A1/en
Priority to EP02762893A priority patent/EP1424470B1/en
Priority to BRPI0205965-7A priority patent/BR0205965B1/en
Priority to ARP020103293A priority patent/AR036397A1/en
Priority to MYPI20023308A priority patent/MY129090A/en
Publication of JP2003074322A publication Critical patent/JP2003074322A/en
Application granted granted Critical
Publication of JP4537629B2 publication Critical patent/JP4537629B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/08—Lubricating systems characterised by the provision therein of lubricant jetting means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/08—Lubricating systems characterised by the provision therein of lubricant jetting means
    • F01M2001/083—Lubricating systems characterised by the provision therein of lubricant jetting means for lubricating cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/08—Lubricating systems characterised by the provision therein of lubricant jetting means
    • F01M2001/086—Lubricating systems characterised by the provision therein of lubricant jetting means for lubricating gudgeon pins

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)

Abstract

PROBLEM TO BE SOLVED: To prevent clogging of an inlet of a jet provided in a suitable part in a passage of lubricating oil of an internal combustion engine by cutting chips, dust, etc., mixed in the lubricating oil flowing in its passage. SOLUTION: This passage structure of lubricating oil in an internal combustion engine is constituted so as to inject pressure lubricating oil flowing in a passage 21 of the lubricating oil to a lubricated part through a jet 25 provided in this passage, an inlet side of the jet 25 is provided with a cross-shaped oil groove 26 opened to a side of the passage of the lubricating oil to be extended in a diametric direction from the center of this jet 25.

Description

【発明の詳細な説明】Detailed Description of the Invention

【０００１】[0001]

【発明の属する技術分野】本発明は、内燃機関の被潤滑
部に潤滑油を供給する、内燃機関の潤滑油通路構造に関
するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lubricating oil passage structure for an internal combustion engine, which supplies lubricating oil to a lubricated portion of the internal combustion engine.

【０００２】[0002]

【従来の技術】一般に内燃機関では、その円滑な運転を
保障すべく、その回転、摺動部分などの被潤滑部分に加
圧潤滑油を供給するための潤滑油通路が設けられ、ま
た、その潤滑油通路の適所には、絞り通路、すなわちジ
ェットを連通して設け、潤滑油通路を流れる加圧潤滑油
をこのジェットを介して噴射し、たとえば、この噴射潤
滑油をピストンの裏側部に供給して、ピストンの潤滑と
冷却とに供することが行われている（たとえば、特開平
９−２０９７３３号公報参照）。2. Description of the Related Art Generally, an internal combustion engine is provided with a lubricating oil passage for supplying pressurized lubricating oil to a lubricated portion such as a rotating or sliding portion thereof in order to ensure smooth operation thereof. A throttle passage, that is, a jet is provided in a proper place in the lubricating oil passage, and the pressurized lubricating oil flowing in the lubricating oil passage is injected through this jet, for example, this injected lubricating oil is supplied to the back side of the piston. Then, the piston is lubricated and cooled (see, for example, Japanese Patent Laid-Open No. 9-209733).

【０００３】[0003]

【発明が解決しようとする課題】ところで、潤滑油通路
には、オイルフィルタにより濾過された潤滑油が流れる
にせよ、その潤滑油内には、多少の切粉や塵埃などの異
物が混入するのを避けられず、この異物が、潤滑油通路
に設けた、絞り通路、すなわちジェットの入口に至り、
そこを塞ぐことがあり、かかる場合には、ジェットより
噴射される潤滑油の油量や噴射圧を減じてしまうという
問題がある。By the way, even though the lubricating oil filtered by the oil filter flows through the lubricating oil passage, some foreign matter such as chips and dust is mixed in the lubricating oil. Inevitably, this foreign matter reaches the throttle passage provided in the lubricating oil passage, that is, the jet inlet,
There is a problem that it may be blocked, and in such a case, the amount of lubricating oil injected from the jet and the injection pressure are reduced.

【０００４】本発明はかかる実情に鑑みてなされたもの
であり、前記異物によりジェットの入口側が塞がること
がないようにした、新規な内燃機関の潤滑油通路構造を
提供することを目的とするものである。The present invention has been made in view of the above circumstances, and an object thereof is to provide a novel lubricating oil passage structure for an internal combustion engine in which the foreign matter does not block the inlet side of the jet. Is.

【０００５】[0005]

【課題を解決するための手段】前記目的達成のため、本
請求項１記載の発明は、オイルポンプに連なる潤滑油通
路の適所にジェットを設け、潤滑油通路を流れる加圧潤
滑油を、ジェットを通して被潤滑部に向けて噴射するよ
うにした、内燃機関の潤滑油通路構造において、前記ジ
ェットの入口側には、前記潤滑油通路に開放して該ジェ
ットの中心から径方向に延びる油溝を、該ジェットに連
通させて設けたことを特徴としており、かかる特徴によ
れば、ジェットの入口側が、潤滑油中に混入する塵埃、
切粉などの異物により塞がれることが防止され、該ジェ
ットより常に適量、適圧の潤滑油を噴射することができ
る。In order to achieve the above object, the present invention according to claim 1 provides a jet at a proper position of a lubricating oil passage communicating with an oil pump, and pressurizes lubricating oil flowing through the lubricating oil passage to a jet. In the lubricating oil passage structure of the internal combustion engine, which is configured to inject toward the lubricated portion through an oil groove, an oil groove that opens to the lubricating oil passage and extends radially from the center of the jet is provided on the inlet side of the jet. , Characterized in that it is provided in communication with the jet, according to such a feature, the inlet side of the jet, dust mixed in the lubricating oil,
It is prevented from being clogged with foreign matter such as chips, and a proper amount and a proper pressure of lubricating oil can be constantly sprayed from the jet.

【０００６】また、前記目的達成のため、本請求項２記
載の発明は、前記請求項１記載のものにおいて、前記油
溝は、前記ジェットを中心として、その径方向に延びる
十字溝であることを特徴としており、かかる特徴によれ
ば、ジェットの入口側が、潤滑油中に混入する塵埃、切
粉などの異物により塞がれることが一層確実に防止さ
れ、該ジェットより常に適量、適圧の潤滑油を噴射する
ことができる。In order to achieve the above object, in the invention according to claim 2, in the invention according to claim 1, the oil groove is a cross groove extending in the radial direction around the jet. According to such a feature, the inlet side of the jet is more reliably prevented from being blocked by foreign matter such as dust and chips mixed in the lubricating oil. Lubricating oil can be injected.

【０００７】[0007]

【発明の実施の形態】以下、本発明の実施の形態を、添
付図面に示した本発明の実施例に基づいて説明する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below based on the embodiments of the present invention shown in the accompanying drawings.

【０００８】まず、図１〜３を参照して、本発明の一実
施例について説明する。、図１は、本発明潤滑油通路構
造を備えた内燃機関の要部の断面図、図２は、図１の２
線矢視の、仮想円囲い部分の拡大図、図３は、図２の３
線矢視の部分図である。First, an embodiment of the present invention will be described with reference to FIGS. 1 is a cross-sectional view of a main part of an internal combustion engine provided with the lubricating oil passage structure of the present invention, and FIG.
An enlarged view of a virtual circle encircling portion as seen from the direction of the arrow, and FIG.
It is a partial view of a line arrow.

【０００９】図１において、四サイクル内燃機関の機関
本体Ｅは、シリンダボア２を設けたシリンダブロック１
と、そのシリンダブロック１のデッキ面上に固定され、
シリンダボア２と対面する燃焼室４を形成したシリンダ
ヘッド３と、シリンダブロック１の下面に固定されるク
ランクケース５とを備えており、このクランクケース５
の下面にオイルパン６が固定される。In FIG. 1, an engine body E of a four-cycle internal combustion engine includes a cylinder block 1 provided with a cylinder bore 2.
And fixed on the deck surface of the cylinder block 1,
A cylinder head 3 having a combustion chamber 4 facing the cylinder bore 2 and a crankcase 5 fixed to the lower surface of the cylinder block 1 are provided.
The oil pan 6 is fixed to the lower surface of the.

【００１０】通常のように、クランクケース５内にはク
ランクシャフト７がボール軸受８を介して回転自在に支
承され、このクランクシャフト７のクランクピン７ａに
は、コンロッド１０の大端部がニードル軸受１１を介し
て回転自在に連結され、このコンロッド１０の小端部は
シリンダボア２内を摺動自在に嵌合されるピストン１２
のピストンピン１３に回転自在に連結されている。As usual, a crankshaft 7 is rotatably supported in a crankcase 5 via a ball bearing 8, and a crankpin 7a of the crankshaft 7 has a large end portion of a connecting rod 10 provided with a needle bearing. A piston 12 that is rotatably connected via 11 and has a small end of this connecting rod 10 slidably fitted in the cylinder bore 2.
Is rotatably connected to the piston pin 13.

【００１１】前記機関本体Ｅには、その可動各部を潤滑
するための潤滑系Ｌが設けられる。この潤滑系Ｌは従来
公知の構成のものであり、その潤滑系Ｌに接続されるオ
イルポンプ１５の吸込口に接続される吸込通路１６の下
端は、オイルパン６内に貯留される潤滑油に浸漬される
オイルストレーナ１７に接続される。また、オイルポン
プ１５の吐出口に接続される吐出通路１８は、シリンダ
ブロック１に形成される、潤滑油通路としてのメインギ
ャラリ２１に連通されている。The engine body E is provided with a lubricating system L for lubricating the movable parts thereof. The lubricating system L has a conventionally known configuration, and the lower end of the suction passage 16 connected to the suction port of the oil pump 15 connected to the lubricating system L is connected to the lubricating oil stored in the oil pan 6. It is connected to the oil strainer 17 to be dipped. The discharge passage 18 connected to the discharge port of the oil pump 15 communicates with a main gallery 21 formed in the cylinder block 1 as a lubricating oil passage.

【００１２】メインギャラリ２１の途中には、クランク
ケース５に形成したピストン用潤滑油通路２４が連通さ
れており、この通路２４の、シリンダボア２に対面する
壁部分２４ａには、ジェット２５が開口され、このジェ
ット２５の入口はピストン用潤滑油通路２４に連通さ
れ、また、その噴射出口は、シリンダボア２内のピスト
ン１２の裏側部に向けて指向されている。A piston lubricating oil passage 24 formed in the crankcase 5 is communicated in the middle of the main gallery 21, and a jet 25 is opened in a wall portion 24a of the passage 24 facing the cylinder bore 2. The inlet of this jet 25 is communicated with the piston lubricating oil passage 24, and its injection outlet is directed toward the rear side of the piston 12 in the cylinder bore 2.

【００１３】図２，３に明瞭に示すように、前記ジェッ
ト２５の入口側には、本発明にかかる油溝２６が、該ジ
ェット２５の入口側に連通して設けられ、この油溝２６
は、図３に示すようにジェット２５を中心として、その
径方向に十字状に延びており、この十字状の油溝２６の
ピストン用潤滑油通路２４と対面する側は、該ピストン
用潤滑油通路２４にその略全域にわたり開放されてい
る。As clearly shown in FIGS. 2 and 3, an oil groove 26 according to the present invention is provided on the inlet side of the jet 25 so as to communicate with the inlet side of the jet 25.
3 extends in a cross shape around the jet 25 in the radial direction, as shown in FIG. 3, and the side of the cross-shaped oil groove 26 facing the piston lubricating oil passage 24 is the piston lubricating oil. The passage 24 is open over substantially the entire area.

【００１４】なお、図１中、２８は、クランクシャフト
７に形成した潤滑油通路、２９は、クランクシャフト７
に連動して図示しない動弁機構を作動する調時伝動装
置、３０は、オイルポンプ駆動用の歯車、３１、はトラ
ンスミッションに連なるクラッチ駆動用の歯車である。In FIG. 1, 28 is a lubricating oil passage formed in the crankshaft 7, and 29 is a crankshaft 7.
Is a gear for driving an oil pump, which operates a valve operating mechanism (not shown). Reference numeral 30 is a gear for driving an oil pump.

【００１５】つぎに、この実施例の作用について説明す
ると、いま、内燃機関の運転により、クランクシャフト
７が回転され、オイルポンプ１５が駆動されると、オイ
ルパン６内の潤滑油はオイルストレーナ１７を経て吸引
され、シリンダブロック１に形成した、潤滑油通路とし
てのメインギャラリ２１に圧送される。Next, the operation of this embodiment will be described. Now, when the crankshaft 7 is rotated and the oil pump 15 is driven by the operation of the internal combustion engine, the lubricating oil in the oil pan 6 is changed to the oil strainer 17. Is sucked through and is fed under pressure to the main gallery 21 formed in the cylinder block 1 as a lubricating oil passage.

【００１６】メインギャラリ２１内を流れる加圧潤滑油
の一部は、ピストン用潤滑油通路２４に供給される。そ
して該通路２４に至った潤滑油は、ピストン１２の裏側
部に指向させたジェット２５から図１，２の矢印ａに示
すように噴射されて、ピストン１２の裏側部に供給さ
れ、該ピストン１２やシリンダボア２の内壁面を潤滑す
ると共にそれらを冷却する。A part of the pressurized lubricating oil flowing in the main gallery 21 is supplied to the piston lubricating oil passage 24. The lubricating oil reaching the passage 24 is jetted from the jet 25 directed to the back side of the piston 12 as shown by an arrow a in FIGS. And lubricates the inner wall surface of the cylinder bore 2 and cools them.

【００１７】ところで、メインギャラリ２１を流れる潤
滑油は、オイルストレーナ１７により濾過されるもの
の、微細な塵埃や切粉などの異物Ｒの一部は濾過されず
に、メインギャラリ２１からピストン用潤滑油通路２４
に至ることがあり、この異物Ｒは図２に仮想線で示すよ
うに径小なジェット２５の入口側の中心部分を塞ぐこと
があるが、かかる場合に、この実施例のものでは、ジェ
ット２５の入口側に、そこに連通されて、ピストン用潤
滑油通路２４側に開放する十字状の油溝２６が径方向に
設けられていることにより、ピストン用潤滑油通路２４
内の加圧潤滑油は、図２に仮想矢印ｂで示すように、前
記十字状の油溝２６を経てジェット２５へと圧送され、
ここよりピストン１２の裏側部に向けて噴射させること
ができる。By the way, the lubricating oil flowing through the main gallery 21 is filtered by the oil strainer 17, but a part of the foreign matter R such as fine dust and chips is not filtered, and the lubricating oil for pistons is fed from the main gallery 21. Passage 24
The foreign matter R may block the central portion on the inlet side of the small-diameter jet 25 as shown by the phantom line in FIG. 2. In such a case, in this embodiment, the jet 25 The cross-shaped oil groove 26, which communicates with the piston-side lubricating oil passage 24 and opens to the piston-lubricating oil passage 24 side, is provided in the radial direction.
The pressurized lubricating oil therein is pressure-fed to the jet 25 through the cross-shaped oil groove 26 as shown by a virtual arrow b in FIG.
From here, it is possible to eject toward the back side of the piston 12.

【００１８】以上、本発明の実施例について説明した
が、本発明はその実施例に限定されることなく、本発明
の範囲内で種々の実施例が可能である。たとえば、前記
実施例では、ジェット２５の入口側に設けられる油路に
は、ジェット２５の中心から径方向に４条の油溝２６が
十字状に形成されているが、これに代えてジェット２５
の中心から径方向に１〜３条、あるいは５条以上の油溝
を形成するようにしてもよい。また、前記実施例では、
本発明にかかる潤滑油通路構造を、ピストンの裏側部に
指向するジェットに実施した場合を説明したが、これを
潤滑油通路に設けられる他のジェットにも実施できるこ
とは勿論である。Although the embodiments of the present invention have been described above, the present invention is not limited to the embodiments and various embodiments can be made within the scope of the present invention. For example, in the embodiment described above, the oil passage provided on the inlet side of the jet 25 has four oil grooves 26 formed in a cross shape in the radial direction from the center of the jet 25.
1 to 3 or 5 or more oil grooves may be formed in the radial direction from the center. Further, in the above embodiment,
Although the case where the lubricating oil passage structure according to the present invention is applied to the jet directed to the back side of the piston has been described, it is needless to say that this can be applied to other jets provided in the lubricating oil passage.

【００１９】[0019]

【発明の効果】以上のように、本請求項各項記載の発明
によれば、内燃機関の潤滑油通路構造において、潤滑油
路に設けられるジェットの入口側が、潤滑油中に混入す
る塵埃、切粉などの異物により塞がれることが防止さ
れ、該ジェットより常に適量、適圧の潤滑油を噴射する
ことができる。As described above, according to the invention of each of the claims, in the lubricating oil passage structure of the internal combustion engine, the inlet side of the jet provided in the lubricating oil passage has dust mixed in the lubricating oil, It is prevented from being clogged with foreign matter such as chips, and a proper amount and a proper pressure of lubricating oil can be constantly sprayed from the jet.

【図面の簡単な説明】[Brief description of drawings]

【図１】本発明潤滑油通路構造を備えた内燃機関の要部
の断面図FIG. 1 is a sectional view of a main part of an internal combustion engine provided with a lubricating oil passage structure of the present invention.

【図２】図１の２線矢視の、仮想円囲い部分の拡大図FIG. 2 is an enlarged view of a portion surrounded by a virtual circle as viewed from the arrow 2 in FIG.

【図３】図２の３線矢視の部分図FIG. 3 is a partial view taken along line 3 of FIG.

【符号の説明】[Explanation of symbols]

１５・・・・・・・・・・・・・・オイルポンプ ２１・・・・・・・・・・・・・・潤滑油通路（メイン
ギャラリ） ２５・・・・・・・・・・・・・・ジェット ２６・・・・・・・・・・・・・・油溝15 ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ Oil pump 21 ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ Lubricating oil passage (main gallery) 25 ・ ・ ・ ・ ・・ ・ ・ ・ Jet 26 ・ ・ ・ ・ ・ ・ ・ ・ ・ Oil groove

───────────────────────────────────────────────────── フロントページの続き (72)発明者 金石 貴志 埼玉県和光市中央１丁目４番１号 株式会 社本田技術研究所内 Ｆターム(参考） 3G013 BA02 BC03 BD01 CA06 CA11   ─────────────────────────────────────────────────── ─── Continued front page    (72) Takashi Kanaishi, the inventor             1-4-1 Chuo Stock Market, Wako City, Saitama Prefecture             Inside Honda Research Laboratory F term (reference) 3G013 BA02 BC03 BD01 CA06 CA11

Claims (2)

【特許請求の範囲】[Claims] 【請求項１】 オイルポンプ（１５）に連なる潤滑油通
路（２１）の適所にジェット（２５）を設け、潤滑油通
路（２１）を流れる加圧潤滑油を、ジェット（２５）を
通して被潤滑部に向けて噴射するようにした、内燃機関
の潤滑油通路構造において、 前記ジェット（２５）の入口側には、前記潤滑油通路
（２１）に開放して該ジェット（２５）の中心から径方
向に延びる油溝（２６）を、該ジェット（２５）に連通
させて設けたことを特徴とする、内燃機関の潤滑油通路
構造。1. A jet (25) is provided at an appropriate position of a lubricating oil passage (21) connected to an oil pump (15), and pressurized lubricating oil flowing through the lubricating oil passage (21) is passed through the jet (25) to be lubricated. In a lubricating oil passage structure of an internal combustion engine, which is configured to inject toward the jet, the inlet side of the jet (25) is opened to the lubricating oil passage (21) and radially from the center of the jet (25). A lubricating oil passage structure for an internal combustion engine, characterized in that an oil groove (26) extending to the jet is provided in communication with the jet (25). 【請求項２】 前記油溝（２６）は、前記ジェット（２
５）を中心として、その径方向に延びる十字溝であるこ
とを特徴とする、前記請求項１記載の内燃機関の潤滑油
通路構造。2. The oil groove (26) is provided in the jet (2).
5. The lubricating oil passage structure for an internal combustion engine according to claim 1, wherein the lubricating oil passage structure is a cross groove that extends in the radial direction with 5) as the center.
JP2001267586A 2001-09-04 2001-09-04 Lubricating oil passage structure of internal combustion engine Expired - Fee Related JP4537629B2 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP2001267586A JP4537629B2 (en) 2001-09-04 2001-09-04 Lubricating oil passage structure of internal combustion engine
KR10-2004-7002764A KR100539602B1 (en) 2001-09-04 2002-08-28 Lubrication oil passage structure of internal combustion engine
CNB028170547A CN1277044C (en) 2001-09-04 2002-08-28 Lubrication oil passage structure of internal combustion engine
PCT/JP2002/008677 WO2003023198A1 (en) 2001-09-04 2002-08-28 Lubrication oil passage structure of internal combustion engine
ES02762893T ES2302837T3 (en) 2001-09-04 2002-08-28 LUBRICATING OIL PASS STRUCTURE IN AN INTERNAL COMBUSTION ENGINE.
EP02762893A EP1424470B1 (en) 2001-09-04 2002-08-28 Lubrication oil passage structure of internal combustion engine
BRPI0205965-7A BR0205965B1 (en) 2001-09-04 2002-08-28 structure for the passage of lubricating oil in an internal combustion engine.
ARP020103293A AR036397A1 (en) 2001-09-04 2002-08-30 LUBRICATING OIL PASSAGE STRUCTURE IN INTERNAL COMBUSTION ENGINE
MYPI20023308A MY129090A (en) 2001-09-04 2002-09-04 Lubricating oil passage structure in internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001267586A JP4537629B2 (en) 2001-09-04 2001-09-04 Lubricating oil passage structure of internal combustion engine

Publications (2)

Publication Number Publication Date
JP2003074322A true JP2003074322A (en) 2003-03-12
JP4537629B2 JP4537629B2 (en) 2010-09-01

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JP (1) JP4537629B2 (en)
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AR (1) AR036397A1 (en)
BR (1) BR0205965B1 (en)
ES (1) ES2302837T3 (en)
MY (1) MY129090A (en)
WO (1) WO2003023198A1 (en)

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DE102007058796A1 (en) * 2007-12-06 2009-06-10 GM Global Technology Operations, Inc., Detroit Automotive engine has an oil-way with a cross section that diverges to an outlet
CN103104376B (en) * 2013-02-06 2015-06-10 苏州科瓴精密机械科技有限公司 Carburetor seat of engine
CN103114943B (en) * 2013-02-26 2015-08-12 苏州科瓴精密机械科技有限公司 The carburetor seat of motor
JP6056090B2 (en) * 2013-02-28 2017-01-11 本田技研工業株式会社 Lubricating oil supply structure in vehicle internal combustion engine

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JPH01103727U (en) * 1987-12-28 1989-07-13
JPH041408A (en) * 1990-04-13 1992-01-06 Yanmar Diesel Engine Co Ltd Forcibly oiling mechanism of gasoline engine
JPH0968042A (en) * 1995-08-31 1997-03-11 Suzuki Motor Corp Oil injection device for four-cycle engine

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ES2302837T3 (en) 2008-08-01
BR0205965A (en) 2003-10-07
CN1277044C (en) 2006-09-27
KR100539602B1 (en) 2005-12-28
AR036397A1 (en) 2004-09-08
KR20040029035A (en) 2004-04-03
EP1424470A1 (en) 2004-06-02
CN1549889A (en) 2004-11-24
BR0205965B1 (en) 2011-03-09
JP4537629B2 (en) 2010-09-01
MY129090A (en) 2007-03-30
EP1424470B1 (en) 2008-03-19
EP1424470A4 (en) 2007-02-14
WO2003023198A1 (en) 2003-03-20

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