DE69421170T2 - Nockenspitze mit exzentrischer drehbewegung - Google Patents

Nockenspitze mit exzentrischer drehbewegung

Info

Publication number
DE69421170T2
DE69421170T2 DE69421170T DE69421170T DE69421170T2 DE 69421170 T2 DE69421170 T2 DE 69421170T2 DE 69421170 T DE69421170 T DE 69421170T DE 69421170 T DE69421170 T DE 69421170T DE 69421170 T2 DE69421170 T2 DE 69421170T2
Authority
DE
Germany
Prior art keywords
eccentric rotation
cam tip
cam
tip
eccentric
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
DE69421170T
Other languages
English (en)
Other versions
DE69421170D1 (de
Inventor
Christos Valasopoulos
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.)
VALASOPOULOS, CHRISTOS, ATHEN, GR
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE69421170D1 publication Critical patent/DE69421170D1/de
Publication of DE69421170T2 publication Critical patent/DE69421170T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02Valve drive
    • F01L1/04Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/08Shape of cams
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015Modifications 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
    • F01L13/0057Modifications 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 by splittable or deformable cams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
DE69421170T 1993-12-17 1994-11-24 Nockenspitze mit exzentrischer drehbewegung Expired - Fee Related DE69421170T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GR93100517 1993-12-17
PCT/GR1994/000023 WO1995016852A1 (en) 1993-12-17 1994-11-24 Cam lobe with offset angular movement

Publications (2)

Publication Number Publication Date
DE69421170D1 DE69421170D1 (de) 1999-11-18
DE69421170T2 true DE69421170T2 (de) 2000-07-06

Family

ID=10941417

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69421170T Expired - Fee Related DE69421170T2 (de) 1993-12-17 1994-11-24 Nockenspitze mit exzentrischer drehbewegung

Country Status (6)

Country Link
US (1) US5746166A (de)
EP (1) EP0686230B1 (de)
JP (1) JPH08506879A (de)
AU (1) AU1032995A (de)
DE (1) DE69421170T2 (de)
WO (1) WO1995016852A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108868945A (zh) * 2017-05-16 2018-11-23 现代自动车株式会社 多级可变气门升程装置
EP3824165B1 (de) * 2018-07-16 2022-03-30 AVL List GmbH Variable ventiltriebvorrichtung

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5862783A (en) * 1998-03-12 1999-01-26 Lewis; Henry E. Variable angle camshaft
JP2004507642A (ja) * 2000-08-18 2004-03-11 ジェセル、インコーポレイテッド モジュラー式カム軸組立体
KR100427944B1 (ko) * 2001-11-12 2004-04-28 현대자동차주식회사 엔진의 구동 속도에 따라 밸브 리프트량이 가변되는캠축장치
DE10216767A1 (de) * 2002-04-16 2003-10-30 Ina Schaeffler Kg Nockenwelle eines Ventiltriebs einer Brennkraftmaschine
GB2385888B (en) * 2002-06-21 2004-05-05 Jean-Pierre Pirault Improvements to latchable cam lobe systems for poppet valve motion control
US20040101418A1 (en) * 2002-11-27 2004-05-27 Daimlerchrysler Corporation Fuel pump
JP4843484B2 (ja) * 2003-06-02 2011-12-21 マーレ ヴェンティルトリープ ゲゼルシャフト ミット ベシュレンクテル ハフツング 切換可能なカムを備える、殊に自動車用内燃機関のためのカムシャフト
DE102004056191B4 (de) * 2004-11-20 2008-08-28 Mahle Ventiltrieb Gmbh Nockenwelle für insbesondere Kraftfahrzeugmotoren
JP5920177B2 (ja) * 2012-11-14 2016-05-18 トヨタ自動車株式会社 内燃機関の可変動弁装置
JP5924305B2 (ja) * 2013-05-13 2016-05-25 トヨタ自動車株式会社 内燃機関の可変動弁装置
WO2018200726A1 (en) * 2017-04-25 2018-11-01 Life Door, Inc. Door closing device
US10808447B2 (en) 2017-04-25 2020-10-20 Masonite Corporation Emergency door closing device
JP6359146B1 (ja) 2017-04-28 2018-07-18 ▲福衛▼ 澤田 内燃機関及び駆動システム
US11174664B2 (en) 2018-03-20 2021-11-16 Masonite Corporation Door positioning system

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR322489A (fr) * 1902-06-25 1903-02-06 Des Anciens Etablissements Panhard Et Levassor Perfectionnement dans la construction des moteurs à explosion
FR517937A (fr) * 1920-06-25 1921-05-17 Placide Leon Chion Perfectionnements aux cames particulièrement applicables au réglage de la distribution des moteurs à explosions
SE423829B (sv) * 1980-09-29 1982-06-07 Hedelin Lars G B Kamanordning med roterbart kamorgan, vars form er variabel
JPS61201803A (ja) * 1985-03-04 1986-09-06 Honda Motor Co Ltd 内燃機関のバルブ機構
JPS61275515A (ja) * 1985-05-30 1986-12-05 Toshiaki Konishi エンジンの可変カム機構
DE3720947A1 (de) * 1986-07-03 1988-01-07 Volkswagen Ag Nockenwellenanordnung
JPH01178710A (ja) * 1988-01-06 1989-07-14 Mazda Motor Corp エンジンのバルブ駆動装置
DE3943426C1 (de) * 1989-12-22 1991-04-11 Gkn Automotive Ag, 5200 Siegburg, De
DE4100087C2 (de) * 1990-01-11 2000-08-10 Volkswagen Ag Nockenwellenanordnung und Verfahren zu ihrer Herstellung
US5161429A (en) * 1990-05-29 1992-11-10 Clemson University Variable valve actuating apparatus
IT1253875B (it) * 1991-07-31 1995-08-31 Francesco Giulio Di Dispositivo a camme aventi profilo deformabile e/o spostabile, tramite fluido in pressione, per variare la fasatura di valvole di motori
US5404770A (en) * 1991-08-14 1995-04-11 Volkswagen Ag Variable cam arrangement for a lift valve
DE4137978C1 (de) * 1991-11-19 1993-04-08 Peter Prof. Dr.-Ing. 6940 Weinheim De Kuhn
EP0582846B1 (de) * 1992-08-13 1996-04-24 Bayerische Motoren Werke Aktiengesellschaft Hubkolben-Brennkraftmaschine mit zwei Gaswechselventilen je Zylinder
JP3422528B2 (ja) * 1992-08-17 2003-06-30 フオルクスワーゲン・アクチエンゲゼルシヤフト 軸に限定揺動可能に支持された少なくとも1個のカムを有するカム軸装置
IT1256558B (it) * 1992-12-18 1995-12-07 Francesco Giulio Di Dispositivo a camme, per variare la fasatura di valvole di motori, utilizzante fluido incomprimibile come elemento strutturale per realizzare la deformazione e/o lo spostamento del profilo delle camme
DE4406968A1 (de) * 1993-03-15 1994-09-22 Volkswagen Ag Nockenwellenanordnung mit einem auf einer Nockenwelle begrenzt schwenkbar gelagerten Schwenknocken
US5417186A (en) * 1993-06-28 1995-05-23 Clemson University Dual-acting apparatus for variable valve timing and the like
JPH07238820A (ja) * 1994-02-25 1995-09-12 Ofic Co リフト量可変バルブ駆動装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108868945A (zh) * 2017-05-16 2018-11-23 现代自动车株式会社 多级可变气门升程装置
CN108868945B (zh) * 2017-05-16 2021-12-17 现代自动车株式会社 多级可变气门升程装置
EP3824165B1 (de) * 2018-07-16 2022-03-30 AVL List GmbH Variable ventiltriebvorrichtung

Also Published As

Publication number Publication date
US5746166A (en) 1998-05-05
EP0686230B1 (de) 1999-10-13
EP0686230A1 (de) 1995-12-13
DE69421170D1 (de) 1999-11-18
JPH08506879A (ja) 1996-07-23
AU1032995A (en) 1995-07-03
WO1995016852A1 (en) 1995-06-22

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: VALASOPOULOS, CHRISTOS, ATHEN, GR

8381 Inventor (new situation)

Free format text: ERFINDER IST ANMELDER

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee