JP2007309289A - シリンダヘッドのオイル通路構造 - Google Patents
シリンダヘッドのオイル通路構造 Download PDFInfo
- Publication number
- JP2007309289A JP2007309289A JP2006141424A JP2006141424A JP2007309289A JP 2007309289 A JP2007309289 A JP 2007309289A JP 2006141424 A JP2006141424 A JP 2006141424A JP 2006141424 A JP2006141424 A JP 2006141424A JP 2007309289 A JP2007309289 A JP 2007309289A
- Authority
- JP
- Japan
- Prior art keywords
- oil
- cylinder head
- hole
- passage
- supply passage
- 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
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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
- F01M9/00—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
- F01M9/10—Lubrication of valve gear or auxiliaries
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L1/053—Camshafts overhead type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/185—Overhead end-pivot rocking arms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/20—Adjusting or compensating clearance
- F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
- F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
- F01L1/2405—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device located between the cylinder head and rocker arm
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L1/053—Camshafts overhead type
- F01L2001/0537—Double overhead camshafts [DOHC]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2305/00—Valve arrangements comprising rollers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
【解決手段】 シリンダヘッド14に形成されるオイル落とし孔38とオイル溜まり41とを隔てる壁部39を貫通するようにオイル連通路39bを形成したので、オイル溜まり41に溜まったオイルをオイル連通路39bを介してオイル落とし孔38に導くことができる。シリンダヘッド14の壁部39にオイル供給通路39cと、このオイル供給通路39cから供給されるオイルで作動する油圧タペット22を保持する保持孔39aとを形成し、オイル供給通路39cとオイル連通路39bとを保持孔39aを介して連通させたので、オイル供給通路39cから油圧タペット22に供給されたオイルの一部が保持孔39aに漏れても、そのオイルをオイル連通路39bを利用して排出することができる。
【選択図】 図2
Description
22 油圧タペット(オイル利用部材)
38 オイル落とし孔
38a 開口部
39 壁部
39a 保持孔
39b オイル連通路
39c オイル供給通路
41 オイル溜まり
L シリンダ列線
Claims (3)
- エンジンのシリンダヘッド(14)に形成されるオイル落とし孔(38)と、前記シリンダヘッド(14)に形成されるオイル溜まり(41)から前記オイル落とし孔(38)を隔てる壁部(39)と、前記壁部(39)を貫通して前記オイル溜まり(41)から前記オイル落とし孔(38)へのオイルの流動を可能にするオイル連通路(39b)とを備えるシリンダヘッドのオイル通路構造において、
前記壁部(39)には、オイル供給通路(39c)と、前記オイル供給通路(39c)から供給されるオイルを利用するオイル利用部材(22)を保持する保持孔(39a)とが形成され、かつ前記オイル供給通路(39c)と前記オイル連通路(39b)とが前記保持孔(39a)を介して連通することを特徴とするシリンダヘッドのオイル通路構造。 - 前記オイル落とし孔(38)の開口部(38a)よりも前記オイル溜まり(41)が高くなるように、前記シリンダヘッド(14)が傾いて配置されることを特徴とする、請求項1に記載のシリンダヘッドのオイル通路構造。
- 前記オイル利用部材はシリンダ列線(L)方向に複数設けられる油圧タペット(22)であり、前記オイル供給通路(39c)は前記壁部(39)内をシリンダ列線(L)方向に直線的に延びて前記各油圧タペット(22)の保持孔(39a)と連通することを特徴とする、請求項1または請求項2に記載のシリンダヘッドのオイル通路構造。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006141424A JP4625425B2 (ja) | 2006-05-22 | 2006-05-22 | シリンダヘッドのオイル通路構造 |
PCT/JP2007/057986 WO2007135816A1 (ja) | 2006-05-22 | 2007-04-11 | シリンダヘッドのオイル通路構造 |
EP07741422A EP2020484B1 (en) | 2006-05-22 | 2007-04-11 | Oil path structure for cylinder head |
DE602007010449T DE602007010449D1 (de) | 2006-05-22 | 2007-04-11 | Ölpfadstruktur für einen zylinderkopf |
US12/297,834 US8201538B2 (en) | 2006-05-22 | 2007-04-11 | Cylinder head oil passage structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006141424A JP4625425B2 (ja) | 2006-05-22 | 2006-05-22 | シリンダヘッドのオイル通路構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007309289A true JP2007309289A (ja) | 2007-11-29 |
JP4625425B2 JP4625425B2 (ja) | 2011-02-02 |
Family
ID=38723128
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006141424A Expired - Fee Related JP4625425B2 (ja) | 2006-05-22 | 2006-05-22 | シリンダヘッドのオイル通路構造 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8201538B2 (ja) |
EP (1) | EP2020484B1 (ja) |
JP (1) | JP4625425B2 (ja) |
DE (1) | DE602007010449D1 (ja) |
WO (1) | WO2007135816A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011140904A (ja) * | 2010-01-07 | 2011-07-21 | Otics Corp | 車両用エンジン |
CN101900054B (zh) * | 2010-04-20 | 2012-02-15 | 重庆长安汽车股份有限公司 | 具有液压挺柱孔油路结构的发动机气缸盖及油路加工方法 |
JP6146648B2 (ja) * | 2013-01-10 | 2017-06-14 | スズキ株式会社 | エンジンのシリンダヘッド |
JP7135817B2 (ja) * | 2018-12-11 | 2022-09-13 | トヨタ自動車株式会社 | シリンダヘッド |
US11840945B2 (en) | 2021-03-09 | 2023-12-12 | Cummins Inc. | Lubrication fluid storage system |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56126608A (en) * | 1980-03-08 | 1981-10-03 | Ford Motor Co | Cylinder head for internal combustion engine with dome-shaped combustion chamber |
JPS5929714A (ja) * | 1982-08-11 | 1984-02-17 | Honda Motor Co Ltd | 油圧式ラツシユアジヤスタのオイル供給構造 |
JPH0373640U (ja) * | 1990-11-08 | 1991-07-24 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4329949A (en) * | 1980-06-30 | 1982-05-18 | Ford Motor Company | Cylinder head for an internal-combustion engine |
JPH088287Y2 (ja) * | 1988-02-22 | 1996-03-06 | 日産自動車株式会社 | Dohc4バルブ型内燃機関のシリンダヘッド |
EP0420139B1 (en) * | 1989-09-28 | 1996-02-14 | Mazda Motor Corporation | Multi-valve engine |
JPH04112910A (ja) | 1990-09-04 | 1992-04-14 | Toyota Motor Corp | シリンダヘッドのオイル通路構造 |
US5195472A (en) * | 1991-10-08 | 1993-03-23 | General Motors Corporation | Cylinder head |
DE4417480C1 (de) | 1994-05-19 | 1995-05-04 | Audi Ag | Zylinderkopf für eine Brennkraftmaschine |
DE19542495C5 (de) * | 1995-11-15 | 2005-08-04 | Daimlerchrysler Ag | Gegossener Zylinderkopf einer mehrzylindrigen Brennkraftmaschine |
DE19630192C2 (de) | 1996-07-26 | 1998-05-28 | Porsche Ag | Zylinderkopfanordnung einer Brennkraftmaschine |
JP3497462B2 (ja) * | 2000-10-25 | 2004-02-16 | 本田技研工業株式会社 | エンジンの動弁制御装置 |
JP3426579B2 (ja) * | 2000-11-22 | 2003-07-14 | 本田技研工業株式会社 | 多気筒内燃機関における潤滑構造 |
DE60200923T2 (de) * | 2001-11-19 | 2005-01-05 | Honda Giken Kogyo K.K. | Brennkraftmaschine mit Ventilantrieb |
US7377246B2 (en) * | 2005-05-04 | 2008-05-27 | Gentek Technologies Marketing Inc. | Vertically oriented camshaft cap oil diverter |
-
2006
- 2006-05-22 JP JP2006141424A patent/JP4625425B2/ja not_active Expired - Fee Related
-
2007
- 2007-04-11 US US12/297,834 patent/US8201538B2/en not_active Expired - Fee Related
- 2007-04-11 EP EP07741422A patent/EP2020484B1/en not_active Expired - Fee Related
- 2007-04-11 WO PCT/JP2007/057986 patent/WO2007135816A1/ja active Application Filing
- 2007-04-11 DE DE602007010449T patent/DE602007010449D1/de active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56126608A (en) * | 1980-03-08 | 1981-10-03 | Ford Motor Co | Cylinder head for internal combustion engine with dome-shaped combustion chamber |
JPS5929714A (ja) * | 1982-08-11 | 1984-02-17 | Honda Motor Co Ltd | 油圧式ラツシユアジヤスタのオイル供給構造 |
JPH0373640U (ja) * | 1990-11-08 | 1991-07-24 |
Also Published As
Publication number | Publication date |
---|---|
WO2007135816A1 (ja) | 2007-11-29 |
DE602007010449D1 (de) | 2010-12-23 |
JP4625425B2 (ja) | 2011-02-02 |
US8201538B2 (en) | 2012-06-19 |
EP2020484B1 (en) | 2010-11-10 |
US20090078230A1 (en) | 2009-03-26 |
EP2020484A1 (en) | 2009-02-04 |
EP2020484A4 (en) | 2009-05-20 |
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