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EP3106634A4 - Poppet valve - Google Patents

Poppet valve Download PDF

Info

Publication number
EP3106634A4
EP3106634A4 EP14882206.7A EP14882206A EP3106634A4 EP 3106634 A4 EP3106634 A4 EP 3106634A4 EP 14882206 A EP14882206 A EP 14882206A EP 3106634 A4 EP3106634 A4 EP 3106634A4
Authority
EP
European Patent Office
Prior art keywords
poppet valve
poppet
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Withdrawn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
EP14882206.7A
Other languages
German (de)
French (fr)
Other versions
EP3106634A1 (en
Inventor
Kazunori Kurahashi
Yoshihiro Takahashi
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 EP3106634A1 publication Critical patent/EP3106634A1/en
Publication of EP3106634A4 publication Critical patent/EP3106634A4/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Withdrawn legal-status Critical Current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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
    • 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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
    • F01L3/04—Coated valve members or valve-seats
    • 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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/12—Cooling of 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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/20—Shapes or constructions of valve members, not provided for in preceding subgroups of this group

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
EP14882206.7A 2014-02-12 2014-02-12 Poppet valve Withdrawn EP3106634A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2014/053156 WO2015121920A1 (en) 2014-02-12 2014-02-12 Poppet valve

Publications (2)

Publication Number Publication Date
EP3106634A1 EP3106634A1 (en) 2016-12-21
EP3106634A4 true EP3106634A4 (en) 2017-11-29

Family

ID=53799690

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14882206.7A Withdrawn EP3106634A4 (en) 2014-02-12 2014-02-12 Poppet valve

Country Status (7)

Country Link
US (1) US20160348546A1 (en)
EP (1) EP3106634A4 (en)
JP (1) JPWO2015121920A1 (en)
KR (1) KR101661497B1 (en)
CN (1) CN105339610A (en)
TW (1) TW201540938A (en)
WO (1) WO2015121920A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014202021A1 (en) 2014-02-05 2015-08-06 Mahle International Gmbh Method for measuring a wall thickness of hollow valves
US11022027B2 (en) * 2016-11-18 2021-06-01 Honda Motor Co., Ltd. Internal combustion engine with reduced engine knocking
JPWO2018198277A1 (en) * 2017-04-27 2020-03-05 株式会社壽 Fluid container
GB2568975A (en) * 2017-10-30 2019-06-05 Eaton Srl Poppet valve
EP3667036B1 (en) 2018-03-20 2022-08-31 Nittan Corporation Hollow exhaust poppet valve
KR102638971B1 (en) 2018-11-12 2024-02-22 가부시키가이샤 니탄 Manufacturing method of engine poppet valve
US10787939B1 (en) 2019-04-01 2020-09-29 Cyclazoom, LLC Poppet valve for internal combustion engine
WO2021199190A1 (en) 2020-03-30 2021-10-07 日鍛バルブ株式会社 Method for manufacturing engine poppet valve
US11506091B2 (en) 2021-03-03 2022-11-22 Cyclazoom, LLC Poppet valve and internal combustion piston engine head including same
US11933204B2 (en) * 2022-06-23 2024-03-19 Caterpillar Inc. Systems and methods for thermal barrier coatings to modify engine component thermal characteristics

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0049396A1 (en) * 1980-10-03 1982-04-14 Eaton Corporation Poppet valve shield
US4346870A (en) * 1980-11-26 1982-08-31 Eaton Corporation Thermal barrier for poppet valve
GB2238349A (en) * 1989-11-25 1991-05-29 T & N Technology Ltd Ceramic faced i.c. engine valves
EP1353045A2 (en) * 2002-04-12 2003-10-15 Fuji Oozx Inc. Poppet valve

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1727621A (en) * 1928-02-18 1929-09-10 Gen Motors Corp Exhaust valve
US2086420A (en) * 1935-08-28 1937-07-06 Eaton Mfg Co Engine valve
US3426741A (en) * 1968-04-03 1969-02-11 Thomas E Haagen Diesel engine poppet valve
JPS5273306U (en) * 1975-11-29 1977-06-01
JPS52111813U (en) * 1976-02-21 1977-08-25
JPS5732259Y2 (en) * 1977-08-03 1982-07-15
US4300492A (en) * 1978-05-22 1981-11-17 Eaton Corporation Thermal barrier valve
US4362134A (en) * 1978-05-22 1982-12-07 Eaton Corporation Shielded valve
JPS5525679U (en) * 1978-08-09 1980-02-19
JPS6040709A (en) * 1983-08-16 1985-03-04 Ishikawajima Harima Heavy Ind Co Ltd Exhaust valve construction of internal-combustion engine
JPH01173417U (en) * 1988-05-24 1989-12-08
JPH04311611A (en) * 1991-04-09 1992-11-04 Aisan Ind Co Ltd Ceramic coated engine valve
US5413073A (en) * 1993-04-01 1995-05-09 Eaton Corporation Ultra light engine valve
US6679478B2 (en) * 2000-07-17 2004-01-20 Nittan Valve Co., Ltd. Hollow poppet valve and method for manufacturing the same
US6912984B2 (en) * 2003-03-28 2005-07-05 Eaton Corporation Composite lightweight engine poppet valve
WO2009044482A1 (en) 2007-10-05 2009-04-09 Nittan Valve Co., Ltd. Engine valve
EP2357326B1 (en) * 2008-10-10 2015-07-08 Nittan Valve Co., Ltd. Hollow poppet valve and its production process
JP5696351B2 (en) * 2009-04-15 2015-04-08 トヨタ自動車株式会社 Engine combustion chamber structure
JP5625690B2 (en) 2010-09-30 2014-11-19 マツダ株式会社 Valve for engine
WO2013080389A1 (en) 2011-12-02 2013-06-06 日本碍子株式会社 Engine combustion chamber structure
US8960148B2 (en) * 2012-07-11 2015-02-24 George McGinnis Heat transferring engine valve for fuel conservation
EP2789816B1 (en) * 2012-10-02 2017-04-05 Nittan Valve Co., Ltd. Hollow poppet valve
CN103090156B (en) * 2013-02-26 2015-09-30 沈双喜 The energy-conservation conveyance conduit of vacuum heat-insulating hot fluid
JP6316588B2 (en) * 2013-12-27 2018-04-25 日本ピストンリング株式会社 Combining valve and valve seat for internal combustion engine
US20160186620A1 (en) * 2014-12-30 2016-06-30 General Electric Company Multi-material valve guide system and method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0049396A1 (en) * 1980-10-03 1982-04-14 Eaton Corporation Poppet valve shield
US4346870A (en) * 1980-11-26 1982-08-31 Eaton Corporation Thermal barrier for poppet valve
GB2238349A (en) * 1989-11-25 1991-05-29 T & N Technology Ltd Ceramic faced i.c. engine valves
EP1353045A2 (en) * 2002-04-12 2003-10-15 Fuji Oozx Inc. Poppet valve

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015121920A1 *

Also Published As

Publication number Publication date
US20160348546A1 (en) 2016-12-01
JPWO2015121920A1 (en) 2017-03-30
KR20160085213A (en) 2016-07-15
KR101661497B1 (en) 2016-09-30
TW201540938A (en) 2015-11-01
EP3106634A1 (en) 2016-12-21
WO2015121920A1 (en) 2015-08-20
CN105339610A (en) 2016-02-17

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Legal Events

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

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17P Request for examination filed

Effective date: 20160720

AK Designated contracting states

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20171026

RIC1 Information provided on ipc code assigned before grant

Ipc: F01L 3/04 20060101ALI20171020BHEP

Ipc: F01L 3/02 20060101ALI20171020BHEP

Ipc: F01L 3/20 20060101AFI20171020BHEP

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

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20180423