JP2010112286A - 内燃機関の可変圧縮比機構 - Google Patents
内燃機関の可変圧縮比機構 Download PDFInfo
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- JP2010112286A JP2010112286A JP2008286280A JP2008286280A JP2010112286A JP 2010112286 A JP2010112286 A JP 2010112286A JP 2008286280 A JP2008286280 A JP 2008286280A JP 2008286280 A JP2008286280 A JP 2008286280A JP 2010112286 A JP2010112286 A JP 2010112286A
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- working fluid
- piston
- compression ratio
- connecting rod
- working chamber
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Abstract
【解決手段】コンロッド12を介してクランクシャフトに連結されたインナーピストン14と、インナーピストン14にスライド可能に被嵌されたアウターピストン15と、アウターピストン15の頂部裏面15aとインナーピストン14の頂部表面14aとの間に形成された圧力作動室16と、コンロッド12に設けられ、圧力作動室16に作動流体を給排するための作動流体給排通路17と、作動流体給排通路17に配設され、その作動流体給排通路17を開閉する開閉弁26と、開閉弁26を開閉制御する制御部22とを備える。
【選択図】図1
Description
11 ピストン
12 コンロッド(コネクティングロッド)
14 インナーピストン
14a 頂部表面
15 アウターピストン
15a 頂部裏面
16 圧力作動室
17 作動流体給排通路
22 制御部
26 開閉弁
Claims (2)
- コンロッドを介してクランクシャフトに連結されたインナーピストンと、該インナーピストンにスライド可能に被嵌されたアウターピストンと、該アウターピストンの頂部裏面と上記インナーピストンの頂部表面との間に形成された圧力作動室と、上記コンロッドに設けられ、上記圧力作動室に作動流体を給排するための作動流体給排通路と、該作動流体給排通路に配設され、その作動流体給排通路を開閉する開閉弁と、該開閉弁を開閉制御する制御部とを備えたことを特徴とする内燃機関の可変圧縮比機構。
- 上記制御部は、上記圧力作動室内に作動流体を供給するときには、吸気行程中に上記開閉弁を開き、上記圧力作動室内から作動流体を排出するときには、圧縮行程中に上記開閉弁を開く請求項1に記載の内燃機関の可変圧縮比機構。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008286280A JP5120214B2 (ja) | 2008-11-07 | 2008-11-07 | 内燃機関の可変圧縮比機構 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2008286280A JP5120214B2 (ja) | 2008-11-07 | 2008-11-07 | 内燃機関の可変圧縮比機構 |
Publications (2)
Publication Number | Publication Date |
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JP2010112286A true JP2010112286A (ja) | 2010-05-20 |
JP5120214B2 JP5120214B2 (ja) | 2013-01-16 |
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Application Number | Title | Priority Date | Filing Date |
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JP2008286280A Expired - Fee Related JP5120214B2 (ja) | 2008-11-07 | 2008-11-07 | 内燃機関の可変圧縮比機構 |
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JP (1) | JP5120214B2 (ja) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT15426U1 (de) * | 2015-08-10 | 2017-08-15 | Avl List Gmbh | Hubkolbenmaschine, insbesondere Brennkraftmaschine |
JP2018021502A (ja) * | 2016-08-03 | 2018-02-08 | トヨタ自動車株式会社 | 内燃機関の制御システム |
EP3058239B1 (de) * | 2013-10-18 | 2019-05-01 | AVL List GmbH | Längenverstellbare pleuelstange |
CN111386391A (zh) * | 2017-11-30 | 2020-07-07 | 株式会社 Ihi | 发动机系统和可变压缩装置的控制方法 |
US10738690B2 (en) | 2016-07-06 | 2020-08-11 | Avl List Gmbh | Connecting rod having an adjustable connecting rod length with a mechanical actuating means |
US10876474B2 (en) | 2016-05-31 | 2020-12-29 | Avl List Gmbh | Length-adjustable connecting rod, device for setting a compression ratio and internal combustion engine |
CN112240242A (zh) * | 2019-07-17 | 2021-01-19 | 现代自动车株式会社 | 磁驱动可变长度连杆装置及其控制方法 |
US10954849B2 (en) | 2015-12-14 | 2021-03-23 | Avl List Gmbh | Length-adjustable connecting rod with electromagnetically-actuatable switching valve |
US11066987B2 (en) | 2017-02-24 | 2021-07-20 | Avl List Gmbh | Method for operating a reciprocating piston machine having at least one piston rod that is hydraulically adjustable in length |
US11371426B2 (en) | 2016-05-31 | 2022-06-28 | Avl List Gmbh | Reciprocating piston machine and method and device for diagnosing and/or controlling a reciprocating piston machine |
US11421587B2 (en) | 2016-05-31 | 2022-08-23 | Avl List Gmbh | Method and system for diagnosing and/or controlling a reciprocating engine having a variable compression ratio |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03118254U (ja) * | 1990-03-19 | 1991-12-06 | ||
JP2005267420A (ja) * | 2004-03-19 | 2005-09-29 | Nippon Soken Inc | データ送信装置 |
-
2008
- 2008-11-07 JP JP2008286280A patent/JP5120214B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03118254U (ja) * | 1990-03-19 | 1991-12-06 | ||
JP2005267420A (ja) * | 2004-03-19 | 2005-09-29 | Nippon Soken Inc | データ送信装置 |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3058239B1 (de) * | 2013-10-18 | 2019-05-01 | AVL List GmbH | Längenverstellbare pleuelstange |
US10294859B2 (en) | 2013-10-18 | 2019-05-21 | Avl List Gmbh | Length-adjustable connecting rod |
AT15426U1 (de) * | 2015-08-10 | 2017-08-15 | Avl List Gmbh | Hubkolbenmaschine, insbesondere Brennkraftmaschine |
US10494995B2 (en) | 2015-08-10 | 2019-12-03 | Avl List Gmbh | Reciprocating piston engine, in particular internal combustion engine |
US10669930B2 (en) | 2015-08-10 | 2020-06-02 | Avl List Gmbh | Reciprocating piston machine comprising a length adjustable connecting rod and an inductively actuatable control valve |
US10954849B2 (en) | 2015-12-14 | 2021-03-23 | Avl List Gmbh | Length-adjustable connecting rod with electromagnetically-actuatable switching valve |
US11371426B2 (en) | 2016-05-31 | 2022-06-28 | Avl List Gmbh | Reciprocating piston machine and method and device for diagnosing and/or controlling a reciprocating piston machine |
US10876474B2 (en) | 2016-05-31 | 2020-12-29 | Avl List Gmbh | Length-adjustable connecting rod, device for setting a compression ratio and internal combustion engine |
US11421587B2 (en) | 2016-05-31 | 2022-08-23 | Avl List Gmbh | Method and system for diagnosing and/or controlling a reciprocating engine having a variable compression ratio |
US11199130B2 (en) | 2016-05-31 | 2021-12-14 | Avl List Gmbh | Length-adjustable piston rod with a control device that can be hydraulically actuated and a switching valve that can be electromagnetically actuated, a reciprocating piston engine and a vehicle |
US10738690B2 (en) | 2016-07-06 | 2020-08-11 | Avl List Gmbh | Connecting rod having an adjustable connecting rod length with a mechanical actuating means |
JP2018021502A (ja) * | 2016-08-03 | 2018-02-08 | トヨタ自動車株式会社 | 内燃機関の制御システム |
US11066987B2 (en) | 2017-02-24 | 2021-07-20 | Avl List Gmbh | Method for operating a reciprocating piston machine having at least one piston rod that is hydraulically adjustable in length |
CN111386391A (zh) * | 2017-11-30 | 2020-07-07 | 株式会社 Ihi | 发动机系统和可变压缩装置的控制方法 |
CN112240242A (zh) * | 2019-07-17 | 2021-01-19 | 现代自动车株式会社 | 磁驱动可变长度连杆装置及其控制方法 |
Also Published As
Publication number | Publication date |
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JP5120214B2 (ja) | 2013-01-16 |
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