JP2010151114A - エンジン及びそれを備えたエンジン工具 - Google Patents

エンジン及びそれを備えたエンジン工具 Download PDF

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Publication number
JP2010151114A
JP2010151114A JP2009062342A JP2009062342A JP2010151114A JP 2010151114 A JP2010151114 A JP 2010151114A JP 2009062342 A JP2009062342 A JP 2009062342A JP 2009062342 A JP2009062342 A JP 2009062342A JP 2010151114 A JP2010151114 A JP 2010151114A
Authority
JP
Japan
Prior art keywords
cylinder
engine
piston
engine according
top surface
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Withdrawn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
JP2009062342A
Other languages
English (en)
Japanese (ja)
Inventor
Toshinori Yasutomi
俊徳 安富
Shinki Otsu
新喜 大津
Junichi Kamimura
淳一 上村
Mitsuhiro Sunaoshi
光広 砂押
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.)
Koki Holdings Co Ltd
Original Assignee
Hitachi Koki 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 Hitachi Koki Co Ltd filed Critical Hitachi Koki Co Ltd
Priority to JP2009062342A priority Critical patent/JP2010151114A/ja
Priority to PCT/JP2009/070369 priority patent/WO2010061974A1/fr
Publication of JP2010151114A publication Critical patent/JP2010151114A/ja
Withdrawn legal-status Critical Current

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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
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • 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
    • 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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/02—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for hand-held tools
    • 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)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
JP2009062342A 2008-11-28 2009-03-16 エンジン及びそれを備えたエンジン工具 Withdrawn JP2010151114A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009062342A JP2010151114A (ja) 2008-11-28 2009-03-16 エンジン及びそれを備えたエンジン工具
PCT/JP2009/070369 WO2010061974A1 (fr) 2008-11-28 2009-11-27 Moteur et outil entraîné par ledit moteur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008305168 2008-11-28
JP2009062342A JP2010151114A (ja) 2008-11-28 2009-03-16 エンジン及びそれを備えたエンジン工具

Publications (1)

Publication Number Publication Date
JP2010151114A true JP2010151114A (ja) 2010-07-08

Family

ID=41683462

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009062342A Withdrawn JP2010151114A (ja) 2008-11-28 2009-03-16 エンジン及びそれを備えたエンジン工具

Country Status (2)

Country Link
JP (1) JP2010151114A (fr)
WO (1) WO2010061974A1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1754735A (en) * 1927-12-30 1930-04-15 Worthington Pump & Mach Corp Internal-combustion engine
FR1036082A (fr) * 1951-04-24 1953-09-03 Ind Du Ct L Perfectionnements aux culasses de moteurs à pistons
JPS53127906A (en) * 1977-04-15 1978-11-08 Suzuki Motor Co Ltd Combustion chamber of four-stroke engine
JPS57134320U (fr) * 1981-02-16 1982-08-21
DE3218310A1 (de) * 1982-05-14 1983-11-17 Ficht GmbH, 8011 Kirchseeon Brennkraft-kolbenmaschine
JPH0598965A (ja) * 1991-04-09 1993-04-20 Hino Motors Ltd 直噴型デイーゼルエンジン
JPH09291827A (ja) 1996-04-30 1997-11-11 Yamaha Motor Co Ltd ２サイクルエンジン
FR2886682A3 (fr) * 2005-06-03 2006-12-08 Renault Sas Chambre de combustion d'un moteur diesel

Also Published As

Publication number Publication date
WO2010061974A1 (fr) 2010-06-03

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Legal Events

Date Code Title Description
A300 Withdrawal of application because of no request for examination

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 20120605