ATE516429T1 - Zweitaktmotor mit schichtspülung - Google Patents

Zweitaktmotor mit schichtspülung

Info

Publication number
ATE516429T1
ATE516429T1 AT07743063T AT07743063T ATE516429T1 AT E516429 T1 ATE516429 T1 AT E516429T1 AT 07743063 T AT07743063 T AT 07743063T AT 07743063 T AT07743063 T AT 07743063T AT E516429 T1 ATE516429 T1 AT E516429T1
Authority
AT
Austria
Prior art keywords
scavenging
laminar
passage
crankcase
cylinder
Prior art date
Application number
AT07743063T
Other languages
English (en)
Inventor
Shigetoshi Ishida
Original Assignee
Hitachi Koki Kk
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 Hitachi Koki Kk filed Critical Hitachi Koki Kk
Application granted granted Critical
Publication of ATE516429T1 publication Critical patent/ATE516429T1/de

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
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/14—Engines characterised by using fresh charge for scavenging cylinders using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke
    • F02B25/16—Engines characterised by using fresh charge for scavenging cylinders using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke the charge flowing upward essentially along cylinder wall opposite the inlet ports
    • 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
    • F02B25/20—Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18
    • F02B25/22—Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18 by forming air cushion between charge and combustion residues
    • 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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/18—Other cylinders
    • F02F1/22—Other cylinders characterised by having ports in cylinder wall for scavenging or charging
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supercharger (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
AT07743063T 2006-05-16 2007-05-10 Zweitaktmotor mit schichtspülung ATE516429T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006136604A JP2007309128A (ja) 2006-05-16 2006-05-16 層状掃気２サイクルエンジン
PCT/JP2007/059628 WO2007132716A1 (ja) 2006-05-16 2007-05-10 層状掃気２サイクルエンジン

Publications (1)

Publication Number Publication Date
ATE516429T1 true ATE516429T1 (de) 2011-07-15

Family

ID=38693811

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07743063T ATE516429T1 (de) 2006-05-16 2007-05-10 Zweitaktmotor mit schichtspülung

Country Status (5)

Country Link
US (2) US8181611B2 (de)
EP (2) EP2378095B1 (de)
JP (1) JP2007309128A (de)
AT (1) ATE516429T1 (de)
WO (1) WO2007132716A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2466281C1 (ru) 2008-09-24 2012-11-10 Макита Корпорейшн Двухтактный двигатель с послойной продувкой
EP2405708A1 (de) 2010-07-07 2012-01-11 Saint-Gobain Glass France Transparente Scheibe mit heizbarer Beschichtung
JP5873479B2 (ja) * 2010-08-20 2016-03-01 ハスクバーナ・ゼノア株式会社 ２ストロークエンジン用エア供給装置
GB2490397A (en) * 2011-04-25 2012-10-31 Ecomotors Internat Inc Cylinder having a first plurality of intake ports and a second plurality of intake ports at respective first and second distances from a crankshaft
WO2013080600A1 (ja) 2011-12-01 2013-06-06 トヨタ自動車株式会社 過給機付き内燃機関
JP5922569B2 (ja) 2012-12-28 2016-05-24 株式会社マキタ 層状掃気２ストロークエンジン
US11572848B1 (en) * 2021-11-04 2023-02-07 Edric Darrell Culbreth Multi-port power engine
EP4293210A1 (de) * 2022-06-13 2023-12-20 Andreas Stihl AG & Co. KG Zweitaktmotor

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180029A (en) * 1976-12-29 1979-12-25 Toyota Jidosha Kogyo Kabushiki Kaisha 2-Cycle engine of an active thermoatmosphere combustion
JPS585423A (ja) * 1981-06-30 1983-01-12 Nippon Clean Engine Res クランク室圧縮２サイクル内燃機関
JPS59213919A (ja) * 1983-05-19 1984-12-03 Nippon Clean Engine Res 層状掃気二サイクル内燃機関
JPH05256138A (ja) 1992-03-16 1993-10-05 Mitsubishi Heavy Ind Ltd ２サイクルエンジン
JPH09189229A (ja) * 1996-01-08 1997-07-22 Tohatsu Corp ２サイクルエンジンの掃気方法及び該方法を実施する２サイクルエンジン
JP3079046B2 (ja) 1996-10-17 2000-08-21 財団法人石油産業活性化センター 層状掃気２サイクルエンジン
JPH10121975A (ja) 1996-10-17 1998-05-12 Sekiyu Sangyo Kasseika Center 層状掃気２サイクルエンジン
JP3404288B2 (ja) * 1998-04-30 2003-05-06 タナカ工業株式会社 ２サイクルエンジン
JP2000186560A (ja) * 1998-12-24 2000-07-04 Mitsubishi Heavy Ind Ltd 層状掃気２サイクルエンジン
JP2000240457A (ja) * 1999-02-19 2000-09-05 Kioritz Corp ２サイクル内燃エンジン
JP2001082153A (ja) * 1999-08-25 2001-03-27 Andreas Stihl:Fa 通気される掃気通路を備えた２サイクル機関
DE10030969B4 (de) * 2000-06-24 2014-07-03 Andreas Stihl Ag & Co Zweitaktmotor mit Spülvorlage
DE10064719B4 (de) * 2000-12-22 2013-12-12 Andreas Stihl Ag & Co. Zweitaktmotor mit Ladungsschichtung
EP1668232A1 (de) * 2003-09-25 2006-06-14 Aktiebolaget Electrolux (publ) Zweitaktmotor mit übertragungskanälen zur einführung von luft in den zylinder, wobei die kanäle ein volumen von weniger als 20% eines von dem kolben durchlaufenden volumens aufweisen
US7093570B2 (en) * 2003-12-31 2006-08-22 Nagesh S Mavinahally Stratified scavenged two-stroke engine

Also Published As

Publication number Publication date
US8181611B2 (en) 2012-05-22
EP2378095A1 (de) 2011-10-19
EP2017446A4 (de) 2009-07-15
JP2007309128A (ja) 2007-11-29
EP2378095B1 (de) 2014-10-01
WO2007132716A1 (ja) 2007-11-22
EP2017446A1 (de) 2009-01-21
EP2017446B1 (de) 2011-07-13
US9816431B2 (en) 2017-11-14
US20120260900A1 (en) 2012-10-18
US20100012106A1 (en) 2010-01-21

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties