DE19581459T1 - Steuerbare Nockenwelle mit veränderlichem Ventilhub - Google Patents

Steuerbare Nockenwelle mit veränderlichem Ventilhub

Info

Publication number
DE19581459T1
DE19581459T1 DE19581459T DE19581459T DE19581459T1 DE 19581459 T1 DE19581459 T1 DE 19581459T1 DE 19581459 T DE19581459 T DE 19581459T DE 19581459 T DE19581459 T DE 19581459T DE 19581459 T1 DE19581459 T1 DE 19581459T1
Authority
DE
Germany
Prior art keywords
variable valve
valve lift
camshaft
controllable
controllable camshaft
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Withdrawn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
DE19581459T
Other languages
English (en)
Inventor
Stephen Madden
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.)
Individual
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
Priority claimed from AUPM3228A external-priority patent/AUPM322894A0/en
Priority claimed from AUPM4536A external-priority patent/AUPM453694A0/en
Priority claimed from AUPM6505A external-priority patent/AUPM650594A0/en
Priority claimed from AUPM6827A external-priority patent/AUPM682794A0/en
Application filed by Individual filed Critical Individual
Publication of DE19581459T1 publication Critical patent/DE19581459T1/de
Withdrawn legal-status Critical Current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
    • 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L1/181—Centre pivot rocking arms
    • 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
    • F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • F01L1/348—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear by means acting on timing belts or chains
    • 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
    • F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • F01L1/352—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using bevel or epicyclic gear
    • 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
    • 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
    • F01L1/047—Camshafts
    • F01L2001/0471—Assembled camshafts
    • F01L2001/0473—Composite camshafts, e.g. with cams or cam sleeve being able to move relative to the inner camshaft or a cam adjusting rod
DE19581459T 1994-01-05 1995-01-15 Steuerbare Nockenwelle mit veränderlichem Ventilhub Withdrawn DE19581459T1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AUPM3228A AUPM322894A0 (en) 1994-01-05 1994-01-05 Dual operation air compressor/air motor
AUPM4536A AUPM453694A0 (en) 1994-03-18 1994-03-18 Mechanically variable camshaft timing enabling valve opening point, valve closing point and valve duration to be altered in a motor under power
AUPM6505A AUPM650594A0 (en) 1994-06-29 1994-06-29 Concentric variable timing camshaft utilising directly coupled camshaft segments and hydraulic controlled camshaft advance and retard
AUPM6827A AUPM682794A0 (en) 1994-07-15 1994-07-15 Variable timing camshaft utilizing multiple inverted camlobes, independently controled by concentric camshafts, which control valve opening, closing & duration, also incorporating a limited movement ramp type camlobe to vary valve lift
PCT/AU1995/000002 WO1995018917A1 (en) 1994-01-05 1995-01-05 Variable timing camshaft with variable valve list

Publications (1)

Publication Number Publication Date
DE19581459T1 true DE19581459T1 (de) 1997-02-27

Family

ID=27424362

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19581459T Withdrawn DE19581459T1 (de) 1994-01-05 1995-01-15 Steuerbare Nockenwelle mit veränderlichem Ventilhub

Country Status (4)

Country Link
AU (1) AU1376495A (de)
DE (1) DE19581459T1 (de)
GB (1) GB2301396B (de)
WO (1) WO1995018917A1 (de)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10213840B4 (de) * 2001-03-27 2005-09-22 Hitachi, Ltd. Vorrichtung und Verfahren zum Steuern einer variablen Ventilsteuervorrichtung
US6999864B2 (en) 2002-07-15 2006-02-14 Hitachi, Ltd. Apparatus and method for estimating residual gas amount of internal combustion engine, and apparatus and method for controlling intake air amount of internal combustion engine using estimated residual gas amount
DE102005014680A1 (de) * 2005-02-03 2006-08-10 Mahle International Gmbh Nockenwelle mit gegeneinander verdrehbaren Nocken für insbesondere Kraftfahrzeuge
DE10332083B4 (de) * 2002-07-15 2006-12-07 Hitachi, Ltd. Vorrichtung und Verfahren zum Steuern der Ansaugluftmenge eines Verbrennungsmotors
DE10357741B4 (de) * 2002-12-10 2007-11-29 Hitachi, Ltd. Variable Ventilsteuervorrichtung und variables Ventilsteuerverfahren für einen Verbrennungsmotor
DE102012212250A1 (de) * 2012-07-12 2014-01-16 Mahle International Gmbh Verbrennungsmotor mit interner Verbrennung sowie Ventiltrieb eines solchen Motors
US10697333B2 (en) 2017-12-01 2020-06-30 Schaeffler Technologies AG & Co. KG Hydraulically actuated camshaft phasers for concentrically arranged camshafts
US10895179B2 (en) 2018-01-12 2021-01-19 Schaeffler Technologies AG & Co. KG Trigger wheel arrangement for concentrically arranged camshafts
DE102007019236B4 (de) 2007-04-24 2022-06-09 Daimler Truck AG Motorbremse

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19620744B4 (de) * 1995-06-07 2006-02-02 Volkswagen Ag Vorrichtung zur Beeinflussung der Steuerzeiten an einer Brennkraftmaschine
DE102005039751A1 (de) * 2005-08-23 2007-03-01 Mahle International Gmbh Nockenwelle
DE102007007758A1 (de) * 2007-02-16 2008-08-21 Mahle International Gmbh Ventiltrieb eines Hubkolben-Verbrennungsmotors
WO2009024170A1 (de) * 2007-08-22 2009-02-26 Fev Motorentechnik Gmbh Verbrennungskraftmaschine mit nockengesteuertem variablen ventiltrieb
EP2984289A1 (de) * 2013-04-09 2016-02-17 Achates Power, Inc. Mechanismus zur variation der kurbelwellentaktung bei einem doppelkurbelwellen-gegenkolbenmotor mit riemen-/kettengetriebe
DE102017113363B4 (de) 2017-06-19 2022-06-23 Schaeffler Technologies AG & Co. KG Variabler Ventiltrieb einer Brennkraftmaschine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897760A (en) * 1973-10-09 1975-08-05 Charles A Hisserich Valve timing overlap control for internal combustion engines
JPS513843A (ja) * 1974-07-01 1976-01-13 Nippon Telegraph & Telephone Bunpasochoanzenben
DE2921645A1 (de) * 1979-05-28 1980-12-11 Karl Lehr Nockenwelle mit veraenderbaren steuerzeiten waehrend des betriebes
US4917058A (en) * 1986-02-19 1990-04-17 Clemson University Method of reducing pumping losses and improving brake specific fuel consumption for an internal combustion engine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2822147C3 (de) * 1978-05-20 1982-02-11 Volkswagenwerk Ag, 3180 Wolfsburg Nockenwellenanordnung, insbesondere für eine Brennkraftmaschine
DE2930266A1 (de) * 1979-07-26 1981-02-12 Volkswagenwerk Ag Nockenwellenanordnung, insbesondere fuer eine brennkraftmaschine
DE3212663A1 (de) * 1982-04-05 1983-10-13 Harry 6200 Wiesbaden Martin Nockenwelle mit variablen steuerzeiten
JPS60113005A (ja) * 1983-11-25 1985-06-19 Suzuki Motor Co Ltd ４サイクル型エンジンのバルブタイミング可変装置
JPS6125905A (ja) * 1984-07-13 1986-02-05 Hitachi Ltd 可変バルブタイミング制御装置
US4643141A (en) * 1986-01-26 1987-02-17 Bledsoe Phillip G Internal combustion engine valve lift and cam duration control system
DE3615449A1 (de) * 1986-05-07 1987-11-12 Erich Schmid Vorrichtung fuer eine nockengesteuerte hubkolbenmaschine
DE3934848A1 (de) * 1989-10-19 1991-04-25 Ingelheim Peter Graf Von In zwei und mehr groessen separat mit nur einem regelorgan verstellbare nockenwelle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897760A (en) * 1973-10-09 1975-08-05 Charles A Hisserich Valve timing overlap control for internal combustion engines
JPS513843A (ja) * 1974-07-01 1976-01-13 Nippon Telegraph & Telephone Bunpasochoanzenben
DE2921645A1 (de) * 1979-05-28 1980-12-11 Karl Lehr Nockenwelle mit veraenderbaren steuerzeiten waehrend des betriebes
US4917058A (en) * 1986-02-19 1990-04-17 Clemson University Method of reducing pumping losses and improving brake specific fuel consumption for an internal combustion engine

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10213840B4 (de) * 2001-03-27 2005-09-22 Hitachi, Ltd. Vorrichtung und Verfahren zum Steuern einer variablen Ventilsteuervorrichtung
US7458347B2 (en) 2001-03-27 2008-12-02 Hitachi, Ltd. Apparatus and method for controlling variable valve operating mechanism
US6999864B2 (en) 2002-07-15 2006-02-14 Hitachi, Ltd. Apparatus and method for estimating residual gas amount of internal combustion engine, and apparatus and method for controlling intake air amount of internal combustion engine using estimated residual gas amount
DE10332083B4 (de) * 2002-07-15 2006-12-07 Hitachi, Ltd. Vorrichtung und Verfahren zum Steuern der Ansaugluftmenge eines Verbrennungsmotors
DE10332107B4 (de) * 2002-07-15 2009-02-05 Hitachi, Ltd. Vorrichtung und Verfahren zum Abschätzen einer Restgasmenge eines Verbrennungsmotors und Vorrichtung und Verfahren zum Steuern einer Ansaugluftmenge
DE10357741B4 (de) * 2002-12-10 2007-11-29 Hitachi, Ltd. Variable Ventilsteuervorrichtung und variables Ventilsteuerverfahren für einen Verbrennungsmotor
DE102005014680A1 (de) * 2005-02-03 2006-08-10 Mahle International Gmbh Nockenwelle mit gegeneinander verdrehbaren Nocken für insbesondere Kraftfahrzeuge
US7610890B2 (en) 2005-02-03 2009-11-03 Mahle International Gmbh Camshaft with cams that can be rotated in relation to each other, especially for motor vehicles
DE102007019236B4 (de) 2007-04-24 2022-06-09 Daimler Truck AG Motorbremse
DE102012212250A1 (de) * 2012-07-12 2014-01-16 Mahle International Gmbh Verbrennungsmotor mit interner Verbrennung sowie Ventiltrieb eines solchen Motors
US10697333B2 (en) 2017-12-01 2020-06-30 Schaeffler Technologies AG & Co. KG Hydraulically actuated camshaft phasers for concentrically arranged camshafts
US10895179B2 (en) 2018-01-12 2021-01-19 Schaeffler Technologies AG & Co. KG Trigger wheel arrangement for concentrically arranged camshafts

Also Published As

Publication number Publication date
AU1376495A (en) 1995-08-01
GB2301396B (en) 1998-05-06
WO1995018917A1 (en) 1995-07-13
GB9614003D0 (en) 1996-09-04
GB2301396A (en) 1996-12-04

Similar Documents

Publication Publication Date Title
DE69705447D1 (de) Hubventil
DE59605877D1 (de) Steuerbares ventil
DE69525022T2 (de) Elektromagnetventil mit verringerter Lärmentwicklung
DE19741756B4 (de) Elektromagnetisches 3-Wege-Ventil
DE19581459T1 (de) Steuerbare Nockenwelle mit veränderlichem Ventilhub
DE69503741T2 (de) Doppel-Elektromagnetventil
DE69708757D1 (de) Hydraulischer Ventilstössel
DE69102858T2 (de) Hydraulischer Ventilstössel mit direkter Wirkung.
DE9312286U1 (de) Hebebühne mit mehreren Tragarmen
DE59507917D1 (de) Elektromagnetisch steuerbare ventilanordnung
DE69510153D1 (de) Steuerventil mit veränderlicher Priorität
DE69502536D1 (de) Elektrisch gesteuertes 3-Wege-Ventil
BR9607384A (pt) Válvula para elevador hidráulico
DE69317406T2 (de) Ausgleichgetriebe mit nocken und ölpumpe
DE69614401D1 (de) Ausgleichsventil mit variablem querschnitt
DE9403420U1 (de) Abschaltbarer Ventiltriebstößel
DE69511650D1 (de) Variables Folgeventil
DE69005776D1 (de) Kompakter Nockenwellenantrieb mit variabler Ventilzeitsteuerung.
DE69612339T2 (de) Ventilstössel
KR950001492U (ko) 가변밸브 리프트식 로울러 붙임 밸브태핏
KR960023061U (ko) 가변 밸브 리프트장치
KR960002040U (ko) 밸브 리프트 조절장치
DE9414103U1 (de) 3-Wegeventil
DE29617308U1 (de) Hubventil
KR970040075U (ko) 가변 밸브 리프트 장치

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8139 Disposal/non-payment of the annual fee