JP4464886B2 - 内燃機関の油圧駆動装置 - Google Patents
内燃機関の油圧駆動装置 Download PDFInfo
- Publication number
- JP4464886B2 JP4464886B2 JP2005223552A JP2005223552A JP4464886B2 JP 4464886 B2 JP4464886 B2 JP 4464886B2 JP 2005223552 A JP2005223552 A JP 2005223552A JP 2005223552 A JP2005223552 A JP 2005223552A JP 4464886 B2 JP4464886 B2 JP 4464886B2
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- internal combustion
- combustion engine
- oil
- oil filter
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34426—Oil control valves
- F01L2001/34433—Location oil control valves
-
- 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
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34436—Features or method for avoiding malfunction due to foreign matters in oil
- F01L2001/3444—Oil filters
Landscapes
- Valve Device For Special Equipments (AREA)
- Fluid-Pressure Circuits (AREA)
Description
11…オイルポンプ
15…可変動弁機構(油圧アクチュエータ)
16…油圧供給通路
16A…収容室
16B…上流側通路
16C…下流側通路
18…オイルフィルタ
20…増圧器
21…モータ
22…可動部
30…スクリュー部
Claims (6)
- 内燃機関により駆動されて作動油を加圧するオイルポンプと、油圧に基づいて作動する油圧アクチュエータと、を有する内燃機関の油圧駆動装置において、
作動油中の異物を捕獲するオイルフィルタと、
内燃機関以外の駆動源により駆動されて作動油を加圧する増圧器と、を有し、
上記増圧器が、その作動状態にかかわらず油圧供給通路を連通状態に維持する非容積型ポンプであり、
かつ、上記オイルポンプから油圧アクチュエータへの油圧供給通路の途中の収容室内に、上記オイルフィルタ及び増圧器の可動部の双方が配設されていることを特徴とする内燃機関の油圧駆動装置。 - 上記オイルフィルタと収容室の内面との間に所定の間隙が確保されていることを特徴とする請求項1に記載の内燃機関の油圧駆動装置。
- 上記オイルフィルタは、略円筒状に形成されるとともに、上記可動部の周囲を覆うように、上記可動部の可動領域と収容室の内面との間に配設されていることを特徴とする請求項2に記載の油圧駆動装置。
- 上記可動部が、軸回りに回転駆動される回転軸と、この回転軸に取り付けられるスクリュー部と、を有し、
上記収容室が内燃機関のハウジングの側面に略有底筒状に穿設されており、この収容室の軸方向の両端部に油圧供給通路の一部をなす上流側通路と下流側通路とが接続しており、
この収容室内に、略円筒状のオイルフィルタと可動部とが同軸上に配置されていることを特徴とする請求項1〜3のいずれかに記載の内燃機関の油圧駆動装置。 - 上記オイルフィルタが可動部に予め一体的に組み付けられていることを特徴とする請求項4に記載の内燃機関の油圧駆動装置。
- 上記油圧アクチュエータが、吸気弁又は排気弁の開閉時期を変更する可変動弁機構であることを特徴とする請求項1〜5のいずれかに記載の内燃機関の油圧駆動装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005223552A JP4464886B2 (ja) | 2005-08-02 | 2005-08-02 | 内燃機関の油圧駆動装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005223552A JP4464886B2 (ja) | 2005-08-02 | 2005-08-02 | 内燃機関の油圧駆動装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007040134A JP2007040134A (ja) | 2007-02-15 |
JP4464886B2 true JP4464886B2 (ja) | 2010-05-19 |
Family
ID=37798363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005223552A Expired - Fee Related JP4464886B2 (ja) | 2005-08-02 | 2005-08-02 | 内燃機関の油圧駆動装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4464886B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE602005022482D1 (de) | 2004-11-19 | 2010-09-02 | Leuven K U Res & Dev | Halb geschlossene thermoplastische wabe, ihr herstellungsverfahren und herstellungseinrichtungen |
-
2005
- 2005-08-02 JP JP2005223552A patent/JP4464886B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2007040134A (ja) | 2007-02-15 |
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