JPWO2021177010A1 - - Google Patents

Info

Publication number
JPWO2021177010A1
JPWO2021177010A1 JP2022505094A JP2022505094A JPWO2021177010A1 JP WO2021177010 A1 JPWO2021177010 A1 JP WO2021177010A1 JP 2022505094 A JP2022505094 A JP 2022505094A JP 2022505094 A JP2022505094 A JP 2022505094A JP WO2021177010 A1 JPWO2021177010 A1 JP WO2021177010A1
Authority
JP
Japan
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.)
Pending
Application number
JP2022505094A
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 filed Critical
Publication of JPWO2021177010A1 publication Critical patent/JPWO2021177010A1/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B17/00—Engines characterised by means for effecting stratification of charge in cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/02—Engines characterised by using fresh charge for scavenging cylinders using unidirectional scavenging
    • F02B25/04—Engines having ports both in cylinder head and in cylinder wall near bottom of piston stroke
    • F02B25/06—Engines having ports both in cylinder head and in cylinder wall near bottom of piston stroke the cylinder-head ports being controlled by working pistons, e.g. by sleeve-shaped extensions thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/401—Controlling injection timing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/24—Pistons  having means for guiding gases in cylinders, e.g. for guiding scavenging charge in two-stroke engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/1015—Air intakes; Induction systems characterised by the engine type
    • F02M35/1019—Two-stroke engines; Reverse-flow scavenged or cross scavenged engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
JP2022505094A 2020-03-02 2021-02-15 Pending JPWO2021177010A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020034899 2020-03-02
PCT/JP2021/005491 WO2021177010A1 (ja) 2020-03-02 2021-02-15 ２サイクル内燃エンジン及びエンジン作業機

Publications (1)

Publication Number Publication Date
JPWO2021177010A1 true JPWO2021177010A1 (ja) 2021-09-10

Family

ID=77613292

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022505094A Pending JPWO2021177010A1 (ja) 2020-03-02 2021-02-15

Country Status (4)

Country Link
US (1) US11795871B2 (ja)
EP (1) EP4116552A4 (ja)
JP (1) JPWO2021177010A1 (ja)
WO (1) WO2021177010A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023162144A1 (ja) * 2022-02-25 2023-08-31 株式会社やまびこ 空気吸気式２ストロークエンジン
JP2023137435A (ja) * 2022-03-18 2023-09-29 株式会社丸山製作所 ２サイクルエンジン

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191307926A (en) * 1913-04-04 1913-12-11 James Reginald Kemp Improvements in Two Stroke Cycle Internal Combustion Engines.
GB191508385A (en) * 1915-06-05 1915-09-30 John Francis Brice Improvements in Internal Combustion Engines.
JPS59152159U (ja) * 1983-03-30 1984-10-12 川崎重工業株式会社 ２サイクルエンジン
JPH03260373A (ja) * 1990-03-09 1991-11-20 Suzuki Motor Corp 二サイクルエンジン
EP0992660B1 (en) * 1997-06-11 2003-12-10 Komatsu Zenoah Co. Stratified scavenging two-cycle engine
JP2000145451A (ja) * 1998-11-13 2000-05-26 Sanshin Ind Co Ltd 筒内燃料噴射式２サイクルエンジンの冷却構造
US7082910B2 (en) * 1999-01-19 2006-08-01 Aktiebolaget Electrolux Two-stroke internal combustion engine
SE513446C2 (sv) * 1999-01-19 2000-09-11 Electrolux Ab Vevhusspolad förbränningsmotor av tvåtaktstyp
JP2000213356A (ja) * 1999-01-20 2000-08-02 Mitsubishi Heavy Ind Ltd 層状掃気２サイクルエンジン
JP2000283008A (ja) * 1999-03-31 2000-10-10 Suzuki Motor Corp 二サイクルエンジンの燃料噴射装置
AUPR283501A0 (en) * 2001-02-01 2001-02-22 Notaras, John Arthur Internal combustion engine
DE10218200B4 (de) * 2002-04-24 2013-05-16 Andreas Stihl Ag & Co. Zweitaktmotor
DE10229365B4 (de) * 2002-06-29 2013-10-31 Andreas Stihl Ag & Co. Zweitaktmotor und Verfahren zu dessen Betrieb
JP2007177774A (ja) * 2005-12-28 2007-07-12 Komatsu Zenoah Co ２サイクルエンジン
JP4677958B2 (ja) * 2006-07-05 2011-04-27 日立工機株式会社 層状掃気２サイクルエンジン
DE102018003476A1 (de) * 2018-04-24 2019-10-24 Andreas Stihl Ag & Co. Kg Verbrennungsmotor und Verfahren zu dessen Betrieb

Also Published As

Publication number Publication date
US20230133431A1 (en) 2023-05-04
EP4116552A4 (en) 2024-04-24
EP4116552A1 (en) 2023-01-11
US11795871B2 (en) 2023-10-24
WO2021177010A1 (ja) 2021-09-10

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Legal Events

Date Code Title Description
A621 Written request for application examination

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Effective date: 20240117