JP4891342B2 - 停止ロッカーアームを含む弁制御システム - Google Patents
停止ロッカーアームを含む弁制御システム Download PDFInfo
- Publication number
- JP4891342B2 JP4891342B2 JP2008549944A JP2008549944A JP4891342B2 JP 4891342 B2 JP4891342 B2 JP 4891342B2 JP 2008549944 A JP2008549944 A JP 2008549944A JP 2008549944 A JP2008549944 A JP 2008549944A JP 4891342 B2 JP4891342 B2 JP 4891342B2
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- JP
- Japan
- Prior art keywords
- valve
- rocker arm
- control system
- stop
- cylinder head
- 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.)
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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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
-
- 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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0005—Deactivating 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
- F01L1/12—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
-
- 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
- F01L1/20—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
- F01L1/2416—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device attached to an articulated rocker
-
- 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
- F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
-
- 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
- F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
- F01L1/462—Valve return spring arrangements
-
- 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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/21—Elements
- Y10T74/2101—Cams
- Y10T74/2107—Follower
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Description
本発明は、内燃機関の機関ポペット弁を制御する弁制御システムに関し、特に、弁停止型の弁制御システムに関する。
次に、本発明を限定するものではない図面を参照すると、図1は、全体的に11で指定され、弁棒部13を含む機関ポペット弁を制御する弁制御システムを示している。当業者には、本発明が特定の種類または構成の機関ポペット弁、たとえば、中空ではなく中実の機関ポペット弁、深絞り成形ではなく鋳造された機関ポペット弁などに限定されないことが容易に理解されよう。
Claims (6)
- 気筒ヘッド、ならびにベース円形部(45)およびリフト部(47)を有するカム形状を形成するカムシャフト(43)の回転に応答して前記気筒ヘッド(17)に対して鉛直方向に閉位置と開位置との間を移動可能な機関ポペット弁(11)と、前記カム形状に係合するカムフォロアー(31)を含み、前記機関ポペット弁(11)の弁棒先端部(13)に係合する弁先端パッド(37)を一方の軸方向端部に形成し、さらに前記弁先端パッド(37)の軸方向反対側の端部に支点面(33)を形成する第1のロッカーアーム(27)と、前記気筒ヘッドに対して鉛直方向にのみ移動できるように前記気筒ヘッドに対して固定され、前記第1のロッカーアーム(27)の前記支点面(33)に係合する支点部を含むラッシュ補償装置(35)と、前記機関ポペット弁(11、13)に対して配置された鉛直方向上端、および鉛直方向下端とを有する弁戻しばね(41)とを含む、内燃機関用の弁制御システム(15)であって、
(a)前記第1のロッカーアーム(27)の鉛直方向下方に配置され、前記気筒ヘッド(17)に対して固定されたピボット位置(23、53)を含む停止ロッカーアーム(51)と、
(b)前記停止ロッカーアーム(51)は、軸方向に前記ピボット位置(23、53)に向かい合って配置された第1および第2の端部(55、61)を有し、前記第1の端部(55)が、鉛直方向に前記弁戻しばね(41)の前記下端に対して固定され、前記第2の端部(61)が、鉛直方向に前記ラッシュ補償装置(35)の下端に対して固定されていることと、
(c)前記気筒ヘッド(17)に対して固定され、前記ラッシュ補償装置(35)と前記停止ロッカーアーム(51)の前記第2の端部(61)のいずれか一方に動作可能に結合され、
(i)ラッチ状態では、前記ラッシュ補償装置(35)の鉛直方向の移動を防止し、
(ii)ラッチ解除状態では、前記第2の端部(61)の鉛直下向きの移動を可能にし、したがって、前記第1のロッカーアーム(27)が前記機関ポペット弁(11)の前記弁棒先端部(13)の周りをピボット運動し、かつ前記停止ロッカーアーム(51)の前記第1の端部(55)の鉛直方向上向きの移動を可能にし、前記弁戻しばね(41)を圧縮するラッチ部材(65)とを特徴とする、弁制御システム(15)。 - 前記弁戻しばね(41)は、前記ラッチ部材(65)が前記ラッチ解除状態であるとき、前記停止ロッカーアーム(51)および前記ラッシュ補償装置(35)用の空動きばねとして働くことを特徴とする、請求項1に記載の弁制御システム(15)。
- 前記気筒ヘッドは、くぼみを形成し、前記弁制御システムは、前記くぼみ内に配置されるようになっているモジュールハウジング(17)を含み、前記モジュールハウジング(17)は、鉛直の穴(19)を形成し、前記ラッシュ補償装置(35)は、前記鉛直の穴(19)内に往復運動可能に配置されることを特徴とする、請求項1に記載の弁制御システム(15)。
- 前記停止ロッカーアーム(51)の前記ピボット位置(23、53)は、前記モジュールハウジング(17)に対して固定された部材(53)を有し、前記停止ロッカーアーム(51)は、前記モジュールハウジング(17)内に配置され、前記ラッチ部材(65)は、前記モジュールハウジング内に配置され、前記ラッチ状態と前記ラッチ解除状態との間のみを前記モジュールハウジングに対して移動できるように固定されることを特徴とする、請求項3に記載の弁制御システム(15)。
- 前記弁戻しばね(41)は、前記弁戻しばねの前記鉛直方向下端に動作可能に結合されたシート部材(59)を有し、前記シート部材(59)は前記停止ロッカーアーム(51)の前記第1の端部(55)に係合する部分(57)を含み、前記第1の端部(55)が鉛直方向上向きに移動することによって、前記シート部材(59)が鉛直方向に移動し、前記弁戻しばね(41)を圧縮することを特徴とする、請求項1に記載の弁制御システム(15)。
- 前記停止ロッカーアーム(51)は、前記ピボット位置(23、53)から前記第2の端部(61)までの距離が前記ピボット位置(23、53)から前記第1の端部(55)までの距離より長くなるように構成され、前記ラッチ解除状態では、前記リフト部(47)と前記カムフォロアー(31)が係合することによって前記ラッシュ補償装置(35)が下向きに押されるが、前記機関ポペット弁(11)が下向きに押されることはないことを特徴とする、請求項5に記載の弁制御システム(15)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/328,597 | 2006-01-10 | ||
US11/328,597 US7121241B1 (en) | 2006-01-10 | 2006-01-10 | Valve control system including deactivating rocker arm |
PCT/IB2007/000054 WO2007080488A2 (en) | 2006-01-10 | 2007-01-09 | Valve control system including deactivating rocker arm |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009522506A JP2009522506A (ja) | 2009-06-11 |
JP4891342B2 true JP4891342B2 (ja) | 2012-03-07 |
Family
ID=37085794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008549944A Active JP4891342B2 (ja) | 2006-01-10 | 2007-01-09 | 停止ロッカーアームを含む弁制御システム |
Country Status (7)
Country | Link |
---|---|
US (1) | US7121241B1 (ja) |
EP (1) | EP1974130B1 (ja) |
JP (1) | JP4891342B2 (ja) |
KR (1) | KR101336392B1 (ja) |
CN (1) | CN101365865B (ja) |
DE (1) | DE602007006416D1 (ja) |
WO (1) | WO2007080488A2 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5110690B2 (ja) * | 2006-12-15 | 2012-12-26 | 現代自動車株式会社 | 気筒休止用ロッカーアーム装置 |
EP2050933A1 (en) * | 2007-10-17 | 2009-04-22 | Delphi Technologies, Inc. | Valve operating system comprising a two-step roller finger follower |
GB2456760B (en) * | 2008-01-22 | 2012-05-23 | Mechadyne Plc | Variable valve actuating mechanism with lift deactivation |
DE102010019951A1 (de) * | 2010-05-08 | 2011-12-01 | Mahle International Gmbh | Lageranordnung und Verfahren zu ihrer Herstellung |
WO2015031887A1 (en) * | 2013-08-30 | 2015-03-05 | Eaton Corporation | Method for optimizing response time of hydraulic latch-pin in cylinder deactivation rocker arm |
GB201603344D0 (en) * | 2016-02-26 | 2016-04-13 | Eaton Srl | Actuation apparatus |
WO2018068046A1 (en) | 2016-10-07 | 2018-04-12 | Eaton Corporation | Three roller rocker arm with outboard lost motion spring |
TR201720332A2 (tr) * | 2017-12-14 | 2019-07-22 | Ford Otomotiv Sanayi As | Bi̇r külbütör mekani̇zmasi |
WO2020211981A1 (en) * | 2019-04-17 | 2020-10-22 | Eaton Intelligent Power Limited | Rocker arm assembly with lost motion spring capsule |
US11828205B2 (en) | 2020-01-16 | 2023-11-28 | Eaton Intelligent Power Limited | Latch assembly and compact rocker arm assembly |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3239941A1 (de) * | 1982-10-28 | 1984-05-03 | Volkswagenwerk Ag, 3180 Wolfsburg | Vorrichtung zur abschaltung des ventiltriebes einer brennkraftmaschine |
DE4211631A1 (de) * | 1992-04-07 | 1993-04-08 | Bayerische Motoren Werke Ag | Ventiltrieb mit einem laengsverschiebbaren spielausgleichselement |
DE4422340A1 (de) * | 1993-07-14 | 1995-01-19 | Bayerische Motoren Werke Ag | Abschaltvorrichtung für ein Brennkraftmaschinen-Hubventil |
DE4327068A1 (de) * | 1993-08-12 | 1995-02-16 | Bayerische Motoren Werke Ag | Ventiltrieb einer Brennkraftmaschine |
DE19544242A1 (de) * | 1994-12-10 | 1996-06-13 | Volkswagen Ag | Ventilantrieb für eine Brennkraftmaschine |
US5524580A (en) * | 1995-05-11 | 1996-06-11 | Eaton Corporation | Adjusting mechanism for a valve control system |
EP1143120A3 (en) | 2000-03-08 | 2001-10-24 | Eaton Corporation | Valve deactivator assembly for internal combustion engine |
WO2002029213A1 (de) * | 2000-09-30 | 2002-04-11 | Ina-Schaeffler Kg | Abschaltbares abstützelement |
US6955146B2 (en) * | 2000-12-11 | 2005-10-18 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | System for variably actuating valves in internal combustion engines |
DE10156690A1 (de) * | 2001-11-17 | 2003-05-28 | Bayerische Motoren Werke Ag | Ventiltrieb für eine Brennkraftmaschine |
US6615782B1 (en) * | 2002-04-12 | 2003-09-09 | Delphi Technologies, Inc. | Two-step finger follower rocker arm |
US6837197B2 (en) * | 2003-03-19 | 2005-01-04 | Eaton Corporation | Dual valve lift and valve deactivation |
-
2006
- 2006-01-10 US US11/328,597 patent/US7121241B1/en active Active
-
2007
- 2007-01-09 CN CN2007800021383A patent/CN101365865B/zh not_active Expired - Fee Related
- 2007-01-09 WO PCT/IB2007/000054 patent/WO2007080488A2/en active Application Filing
- 2007-01-09 JP JP2008549944A patent/JP4891342B2/ja active Active
- 2007-01-09 EP EP07700465A patent/EP1974130B1/en active Active
- 2007-01-09 DE DE602007006416T patent/DE602007006416D1/de active Active
-
2008
- 2008-08-11 KR KR1020087019635A patent/KR101336392B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
EP1974130B1 (en) | 2010-05-12 |
EP1974130A2 (en) | 2008-10-01 |
KR20080087155A (ko) | 2008-09-30 |
US7121241B1 (en) | 2006-10-17 |
WO2007080488A2 (en) | 2007-07-19 |
KR101336392B1 (ko) | 2013-12-16 |
CN101365865B (zh) | 2012-06-27 |
WO2007080488A3 (en) | 2007-09-27 |
JP2009522506A (ja) | 2009-06-11 |
DE602007006416D1 (ja) | 2010-06-24 |
CN101365865A (zh) | 2009-02-11 |
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