EP3309376A4 - Engine system and vehicle - Google Patents

Engine system and vehicle Download PDF

Info

Publication number
EP3309376A4
EP3309376A4 EP16811168.0A EP16811168A EP3309376A4 EP 3309376 A4 EP3309376 A4 EP 3309376A4 EP 16811168 A EP16811168 A EP 16811168A EP 3309376 A4 EP3309376 A4 EP 3309376A4
Authority
EP
European Patent Office
Prior art keywords
vehicle
engine system
engine
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Withdrawn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
EP16811168.0A
Other languages
German (de)
French (fr)
Other versions
EP3309376A1 (en
Inventor
Takahiro Masuda
Junichi Kaku
Koji Sakai
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.)
Yamaha Motor Co Ltd
Original Assignee
Yamaha Motor 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 Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Publication of EP3309376A1 publication Critical patent/EP3309376A1/en
Publication of EP3309376A4 publication Critical patent/EP3309376A4/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Withdrawn legal-status Critical Current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
    • F01L13/02—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for reversing
    • 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
    • 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L1/181—Centre pivot rocking arms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0223—Variable control of the intake valves only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N19/00—Starting aids for combustion engines, not otherwise provided for
    • F02N19/005—Aiding engine start by starting from a predetermined position, e.g. pre-positioning or reverse rotation
    • 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
    • F01L2001/467—Lost motion springs
    • 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
    • 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
    • F01L2760/00—Control of valve gear to facilitate reversing, starting, braking of four stroke engines
    • F01L2760/002—Control of valve gear to facilitate reversing, starting, braking of four stroke engines for reversing or starting four stroke engines
    • 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
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/03—Auxiliary actuators
    • F01L2820/032—Electric motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2250/00—Engine control related to specific problems or objectives
    • F02D2250/06—Reverse rotation of engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N19/00—Starting aids for combustion engines, not otherwise provided for
    • F02N19/005—Aiding engine start by starting from a predetermined position, e.g. pre-positioning or reverse rotation
    • F02N2019/007—Aiding engine start by starting from a predetermined position, e.g. pre-positioning or reverse rotation using inertial reverse rotation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Valve Device For Special Equipments (AREA)
EP16811168.0A 2015-06-15 2016-04-15 Engine system and vehicle Withdrawn EP3309376A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015120450 2015-06-15
PCT/JP2016/002057 WO2016203687A1 (en) 2015-06-15 2016-04-15 Engine system and vehicle

Publications (2)

Publication Number Publication Date
EP3309376A1 EP3309376A1 (en) 2018-04-18
EP3309376A4 true EP3309376A4 (en) 2018-07-04

Family

ID=57545799

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16811168.0A Withdrawn EP3309376A4 (en) 2015-06-15 2016-04-15 Engine system and vehicle

Country Status (3)

Country Link
EP (1) EP3309376A4 (en)
TW (1) TWI589772B (en)
WO (1) WO2016203687A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62195608U (en) * 1986-06-03 1987-12-12
EP2719883A1 (en) * 2012-10-11 2014-04-16 Yamaha Hatsudoki Kabushiki Kaisha Engine System
EP2881565A1 (en) * 2013-12-04 2015-06-10 Yamaha Hatsudoki Kabushiki Kaisha Engine system and saddle-straddling type motor vehicle

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60190911U (en) * 1984-05-28 1985-12-18 富士重工業株式会社 engine decompression device
JPH0191007U (en) * 1987-12-07 1989-06-15

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62195608U (en) * 1986-06-03 1987-12-12
EP2719883A1 (en) * 2012-10-11 2014-04-16 Yamaha Hatsudoki Kabushiki Kaisha Engine System
EP2881565A1 (en) * 2013-12-04 2015-06-10 Yamaha Hatsudoki Kabushiki Kaisha Engine system and saddle-straddling type motor vehicle

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016203687A1 *

Also Published As

Publication number Publication date
EP3309376A1 (en) 2018-04-18
TW201643311A (en) 2016-12-16
WO2016203687A1 (en) 2016-12-22
TWI589772B (en) 2017-07-01

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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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17P Request for examination filed

Effective date: 20180108

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Extension state: BA ME

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

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18W Application withdrawn

Effective date: 20180530

A4 Supplementary search report drawn up and despatched

Effective date: 20180605

RIC1 Information provided on ipc code assigned before grant

Ipc: F01L 13/00 20060101ALI20180529BHEP

Ipc: F02D 13/02 20060101ALI20180529BHEP

Ipc: F02D 27/00 20060101ALI20180529BHEP

Ipc: F02D 29/02 20060101AFI20180529BHEP

Ipc: F01L 1/04 20060101ALI20180529BHEP

Ipc: F01L 13/02 20060101ALI20180529BHEP