DE69105421D1 - Brennkraftmaschine, die wahlweise im Zweitakt- oder Viertakt-Modus arbeiten kann. - Google Patents

Brennkraftmaschine, die wahlweise im Zweitakt- oder Viertakt-Modus arbeiten kann.

Info

Publication number
DE69105421D1
DE69105421D1 DE69105421T DE69105421T DE69105421D1 DE 69105421 D1 DE69105421 D1 DE 69105421D1 DE 69105421 T DE69105421 T DE 69105421T DE 69105421 T DE69105421 T DE 69105421T DE 69105421 D1 DE69105421 D1 DE 69105421D1
Authority
DE
Germany
Prior art keywords
stroke
work
combustion engine
internal combustion
mode
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.)
Expired - Fee Related
Application number
DE69105421T
Other languages
English (en)
Other versions
DE69105421T2 (de
Inventor
Hideo Kawamura
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.)
Isuzu Ceramics Research Institute Co Ltd
Original Assignee
Isuzu Ceramics Research Institute 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
Priority claimed from JP2239705A external-priority patent/JP2926436B2/ja
Priority claimed from JP2267031A external-priority patent/JP2808039B2/ja
Application filed by Isuzu Ceramics Research Institute Co Ltd filed Critical Isuzu Ceramics Research Institute Co Ltd
Publication of DE69105421D1 publication Critical patent/DE69105421D1/de
Application granted granted Critical
Publication of DE69105421T2 publication Critical patent/DE69105421T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F01L13/0047—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction the movement of the valves resulting from the sum of the simultaneous actions of at least two cams, the cams being independently variable in phase in respect of each other
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B69/00—Internal-combustion engines convertible into other combustion-engine type, not provided for in F02B11/00; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types
    • F02B69/06—Internal-combustion engines convertible into other combustion-engine type, not provided for in F02B11/00; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types for different cycles, e.g. convertible from two-stroke to four 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
    • 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
    • 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
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/18—DOHC [Double overhead camshaft]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
DE69105421T 1990-09-10 1991-09-10 Brennkraftmaschine, die wahlweise im Zweitakt- oder Viertakt-Modus arbeiten kann. Expired - Fee Related DE69105421T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2239705A JP2926436B2 (ja) 1990-09-10 1990-09-10 ２―４サイクル切換エンジン
JP2267031A JP2808039B2 (ja) 1990-10-04 1990-10-04 ２―４サイクル切換エンジン

Publications (2)

Publication Number Publication Date
DE69105421D1 true DE69105421D1 (de) 1995-01-12
DE69105421T2 DE69105421T2 (de) 1995-06-08

Family

ID=26534381

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69105421T Expired - Fee Related DE69105421T2 (de) 1990-09-10 1991-09-10 Brennkraftmaschine, die wahlweise im Zweitakt- oder Viertakt-Modus arbeiten kann.

Country Status (3)

Country Link
US (1) US5158044A (de)
EP (1) EP0475727B1 (de)
DE (1) DE69105421T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2890236B2 (ja) * 1994-02-28 1999-05-10 本田技研工業株式会社 内燃機関の動弁制御装置
US5517951A (en) * 1994-12-02 1996-05-21 Paul; Marius A. Two stroke/four stroke engine
US6286467B1 (en) * 1999-12-27 2001-09-11 Antonio Ancheta Two stroke engine conversion
GB2373020A (en) 2001-03-08 2002-09-11 Ford Global Tech Inc Dual-mode engine with controlled auto-ignition
GB2373292B (en) 2001-03-14 2004-11-17 Ford Global Tech Inc Dual-mode engine with controlled auto-ignition
JP2003083118A (ja) * 2001-09-10 2003-03-19 Toyota Motor Corp ２サイクル自着火ガソリンエンジン
GB2391262B (en) * 2002-07-26 2005-08-03 Ford Global Tech Inc Internal combustion engine
DE10357083A1 (de) * 2003-12-06 2005-06-30 Ina-Schaeffler Kg Variabler Ventiltrieb
US7036465B2 (en) * 2004-03-17 2006-05-02 Ricardo, Inc. Two-stroke and four-stroke switching mechanism
GB2430709A (en) * 2005-10-03 2007-04-04 Thomas Tsoi Hei Ma Switchable two-stroke/four-stroke engine
JP2008019835A (ja) * 2006-07-14 2008-01-31 Mazda Motor Corp 過給機付きエンジン
US20080022666A1 (en) * 2006-07-31 2008-01-31 Driscoll James J Balanced partial two-stroke engine
US8132546B2 (en) 2008-05-08 2012-03-13 Ford Global Technologies, Llc Control strategy for multi-stroke engine system
US8096920B2 (en) * 2008-06-25 2012-01-17 Ford Global Technologies, Llc Transmission scheduling for multi-stroke engine
US8133153B2 (en) * 2008-06-25 2012-03-13 Ford Global Technologies, Llc Transmission scheduling for multi-stroke engine
US8197383B2 (en) * 2008-06-25 2012-06-12 Ford Global Technologies, Llc Multi-stroke hybrid propulsion system
US7963267B2 (en) * 2008-07-17 2011-06-21 Ford Global Technologies, Llc Multi-stroke variable displacement engine
US7946259B2 (en) * 2008-09-10 2011-05-24 Ford Global Technologies, Llc Multi-stroke internal combustion engine
US7997237B2 (en) * 2008-09-10 2011-08-16 Ford Global Technologies, Llc Multi-stroke internal combustion engine
US9032921B2 (en) * 2010-12-07 2015-05-19 GM Global Technology Operations LLC Engine assembly including variable valve lift arrangement
CN103216323B (zh) * 2013-04-19 2014-04-30 燕山大学 一种变冲程发动机冲程切换机构
US9650924B2 (en) * 2014-03-07 2017-05-16 Electro-Motive Diesel, Inc. Engine control system having quick-open valve timing
CN104018905B (zh) * 2014-05-30 2016-05-04 燕山大学 变冲程发动机液压式配气切换机构
DE102017110855B4 (de) * 2017-05-18 2019-10-17 Mtu Friedrichshafen Gmbh Verfahren zum Betreiben einer Brennkraftmaschine, Einrichtung, Brennkraftmaschine
KR20200120807A (ko) * 2019-04-11 2020-10-22 현대자동차주식회사 밸브시스템을 갖는 2행정 사이클 엔진 및 그 엔진의 제어방법
DE102021001482A1 (de) 2021-03-22 2022-09-22 Mercedes-Benz Group AG Verbrennungskraftmaschine für ein Kraftfahrzeug, insbesondere für einen Kraftwagen, sowie Verfahren zum Betreiben einer solchen Verbrennungskraftmaschine

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE299182C (de) *
US871602A (en) * 1906-03-26 1907-11-19 Samuel Loeffler Mechanism for changing a four-stroke cycle-motor into a two-stroke cycle-motor.
GB233682A (en) * 1924-05-12 1925-12-24 Air Liquide Improvements in or relating to the operation of internal combustion engines on submarines
US1792028A (en) * 1927-06-16 1931-02-10 Adolphe C Peterson Multiple-cycle engine
US2178152A (en) * 1938-03-14 1939-10-31 Clinton L Walker Brake cycle for internal combustion engines
US2400581A (en) * 1942-06-18 1946-05-21 Clinton L Walker Internal-combustion engine
US3019776A (en) * 1952-09-12 1962-02-06 Fairchild Stratos Corp Power plant
FR2500063A1 (fr) * 1981-02-18 1982-08-20 Aerospatiale Moteur thermique a quatre temps susceptible de surpuissance temporaire
DE3217203A1 (de) * 1981-05-15 1982-12-02 Honda Giken Kogyo K.K., Tokyo Variable ventilsteuerung
JPS58152139A (ja) * 1982-03-04 1983-09-09 Nissan Motor Co Ltd 内燃機関の制御装置
US4546735A (en) * 1984-01-23 1985-10-15 Southwest Research Institute Valve actuator
US4664070A (en) * 1985-12-18 1987-05-12 The Jacobs Manufacturing Company Hydro-mechanical overhead for internal combustion engine

Also Published As

Publication number Publication date
EP0475727A3 (en) 1992-09-23
EP0475727A2 (de) 1992-03-18
US5158044A (en) 1992-10-27
EP0475727B1 (de) 1994-11-30
DE69105421T2 (de) 1995-06-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee