EP1911940A4 - DIRECT-ACTING VALVE PUSH BUTTON FOR INTERNAL COMBUSTION ENGINE - Google Patents

DIRECT-ACTING VALVE PUSH BUTTON FOR INTERNAL COMBUSTION ENGINE

Info

Publication number
EP1911940A4
EP1911940A4 EP05780849A EP05780849A EP1911940A4 EP 1911940 A4 EP1911940 A4 EP 1911940A4 EP 05780849 A EP05780849 A EP 05780849A EP 05780849 A EP05780849 A EP 05780849A EP 1911940 A4 EP1911940 A4 EP 1911940A4
Authority
EP
European Patent Office
Prior art keywords
direct
combustion engine
internal combustion
valve lifter
action valve
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.)
Withdrawn
Application number
EP05780849A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1911940A1 (en
Inventor
Masayasu Nagado
Teruaki Ando
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.)
Nittan Corp
Original Assignee
Nittan Valve 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
Application filed by Nittan Valve Co Ltd filed Critical Nittan Valve Co Ltd
Publication of EP1911940A1 publication Critical patent/EP1911940A1/en
Publication of EP1911940A4 publication Critical patent/EP1911940A4/en
Withdrawn legal-status Critical Current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
    • 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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • 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
    • F01L1/14—Tappets; Push rods
    • 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
    • F01L1/14—Tappets; Push rods
    • F01L1/143—Tappets; Push rods for use with overhead camshafts
    • 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
    • F01L1/08—Shape of cams
    • 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
    • F01L1/245—Hydraulic tappets
    • F01L1/25—Hydraulic tappets between cam and valve stem

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)
EP05780849A 2005-08-01 2005-08-26 DIRECT-ACTING VALVE PUSH BUTTON FOR INTERNAL COMBUSTION ENGINE Withdrawn EP1911940A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005222462A JP4829562B2 (ja) 2005-08-01 2005-08-01 内燃機関用直動型バルブリフタ
PCT/JP2005/015520 WO2007015315A1 (ja) 2005-08-01 2005-08-26 内燃機関用直動型バルブリフタ

Publications (2)

Publication Number Publication Date
EP1911940A1 EP1911940A1 (en) 2008-04-16
EP1911940A4 true EP1911940A4 (en) 2010-07-21

Family

ID=37708598

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05780849A Withdrawn EP1911940A4 (en) 2005-08-01 2005-08-26 DIRECT-ACTING VALVE PUSH BUTTON FOR INTERNAL COMBUSTION ENGINE

Country Status (6)

Country Link
US (1) US20090056659A1 (ja)
EP (1) EP1911940A4 (ja)
JP (1) JP4829562B2 (ja)
KR (1) KR101011427B1 (ja)
CN (1) CN101228337A (ja)
WO (1) WO2007015315A1 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100980866B1 (ko) * 2007-12-14 2010-09-10 현대자동차주식회사 가변 밸브 리프트 장치
USRE47823E1 (en) 2012-08-31 2020-01-21 Nittan Valve Co., Ltd. Direct-acting valve lifter of internal combustion engine
US9657606B2 (en) 2015-02-25 2017-05-23 Nittan Valve Co., Ltd. Direct-acting valve lifter of internal combustion engine
EP2891774A4 (en) 2012-08-31 2016-07-20 Nittan Valva DIRECT VALVE LIFTER FOR A COMBUSTION ENGINE
CN104100324B (zh) * 2013-04-03 2016-11-09 重庆长安汽车股份有限公司 摇臂式两级可变气门升程机构
CN104100325A (zh) * 2013-04-10 2014-10-15 重庆长安汽车股份有限公司 两级可变气门升程装置
CN108884730B (zh) * 2016-02-19 2021-10-12 伊顿智能动力有限公司 具有防旋转插塞的发动机气门挺杆

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08177426A (ja) * 1994-10-27 1996-07-09 Unisia Jecs Corp 内燃機関の動弁装置
JP2004204706A (ja) * 2002-12-24 2004-07-22 Mazda Motor Corp エンジンのシリンダヘッド構造
JP2005061241A (ja) * 2003-08-14 2005-03-10 Nissan Motor Co Ltd 内燃機関の動弁装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3306248B2 (ja) * 1995-04-12 2002-07-24 株式会社ユニシアジェックス 内燃機関の動弁装置
JPH09170412A (ja) * 1995-12-20 1997-06-30 Unisia Jecs Corp 内燃機関の動弁装置
JPH09177525A (ja) * 1995-12-22 1997-07-08 Unisia Jecs Corp 内燃機関の動弁装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08177426A (ja) * 1994-10-27 1996-07-09 Unisia Jecs Corp 内燃機関の動弁装置
JP2004204706A (ja) * 2002-12-24 2004-07-22 Mazda Motor Corp エンジンのシリンダヘッド構造
JP2005061241A (ja) * 2003-08-14 2005-03-10 Nissan Motor Co Ltd 内燃機関の動弁装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007015315A1 *

Also Published As

Publication number Publication date
EP1911940A1 (en) 2008-04-16
CN101228337A (zh) 2008-07-23
WO2007015315A1 (ja) 2007-02-08
JP4829562B2 (ja) 2011-12-07
KR20080033273A (ko) 2008-04-16
JP2007040114A (ja) 2007-02-15
KR101011427B1 (ko) 2011-01-28
US20090056659A1 (en) 2009-03-05

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20100621

DAX Request for extension of the european patent (deleted)
17P Request for examination filed

Effective date: 20080115

RBV Designated contracting states (corrected)

Designated state(s): DE FR GB

STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20150303