ATE280316T1 - Ventilfedermechanismus - Google Patents

Ventilfedermechanismus

Info

Publication number
ATE280316T1
ATE280316T1 AT02706937T AT02706937T ATE280316T1 AT E280316 T1 ATE280316 T1 AT E280316T1 AT 02706937 T AT02706937 T AT 02706937T AT 02706937 T AT02706937 T AT 02706937T AT E280316 T1 ATE280316 T1 AT E280316T1
Authority
AT
Austria
Prior art keywords
valve
piston
stem
chamber
gas pressure
Prior art date
Application number
AT02706937T
Other languages
English (en)
Inventor
Graham Langham
Timothy Harrop
Anthony Viccars
Rupert Russell
Original Assignee
Mercedes Ilmor 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 Mercedes Ilmor Ltd filed Critical Mercedes Ilmor Ltd
Application granted granted Critical
Publication of ATE280316T1 publication Critical patent/ATE280316T1/de

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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
    • F01L1/462—Valve return spring arrangements
    • F01L1/465—Pneumatic arrangements
    • 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
    • F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
    • F01L1/462—Valve return spring arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
  • Springs (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
AT02706937T 2001-04-24 2002-03-26 Ventilfedermechanismus ATE280316T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0110031A GB2374900B (en) 2001-04-24 2001-04-24 Valve spring mechanism
PCT/GB2002/001178 WO2002086295A1 (en) 2001-04-24 2002-03-26 Valve spring mechanism

Publications (1)

Publication Number Publication Date
ATE280316T1 true ATE280316T1 (de) 2004-11-15

Family

ID=9913361

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02706937T ATE280316T1 (de) 2001-04-24 2002-03-26 Ventilfedermechanismus

Country Status (8)

Country Link
US (1) US7044433B2 (de)
EP (1) EP1381757B1 (de)
JP (1) JP4168419B2 (de)
AT (1) ATE280316T1 (de)
DE (1) DE60201674T2 (de)
ES (1) ES2229096T3 (de)
GB (1) GB2374900B (de)
WO (1) WO2002086295A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070031265A1 (en) * 2005-08-04 2007-02-08 Cavouras Gregory J Valve and pump devices for expelling fluid from vessels
US8079339B2 (en) * 2006-07-10 2011-12-20 Mack Trucks, Inc. Reciprocable member with anti-float arrangement
US7536984B2 (en) * 2007-04-16 2009-05-26 Lgd Technology, Llc Variable valve actuator with a pneumatic booster
ITBO20070844A1 (it) 2007-12-21 2009-06-22 Ferrari Spa Sistema pneumatico per il comando delle valvole di un motore a combustione interna
FI123409B (fi) * 2011-02-02 2013-03-28 Waertsilae Finland Oy Kaasunvaihtoventtiilijärjestely ja sylinterinkansi
US9399933B2 (en) 2014-02-28 2016-07-26 Plymouth Machine Integration, Llc Valve assembly
SE540998C2 (sv) * 2014-04-17 2019-02-26 Freevalve Ab Förbränningsmotor med pneumatisk ventilfjäder
DE102022111160A1 (de) 2022-05-05 2023-11-09 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Pneumatische Feder

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB129729A (en) * 1917-12-11 1919-07-24 Harry Ralph Ricardo Improvements in or relating to Mechanism for the Control of Valves of Internal Combustion Engines.
US3410304A (en) * 1966-01-19 1968-11-12 Herman L. Paul Jr. Relief valves
DE2949413A1 (de) * 1979-12-08 1981-06-11 Volkswagenwerk Ag, 3180 Wolfsburg Vorrichtung zur veraenderung der rueckstellkraefte bei gaswechsel-steuerventilen von verbrennungsmotoren
DE3808542C2 (de) 1987-03-26 1994-03-24 Volkswagen Ag Ventiltrieb für ein Gaswechselventil einer Brennkraftmaschine
DE4132891A1 (de) 1991-10-04 1993-04-08 Audi Ag Pneumatisch betaetigte ventilsteuerung fuer brennkraftmaschinen
DE4214839A1 (de) * 1992-05-05 1993-11-11 Audi Ag Ventiltrieb für eine Brennkraftmaschine
JP3368518B2 (ja) * 1995-06-30 2003-01-20 三菱自動車工業株式会社 多段開度弁装置
DE19601308A1 (de) 1996-01-16 1997-07-17 Ruediger Ufermann Freie Ventilbetätigung für Brennkraftmaschinen mittels pneumatischer Steuerung und optischer Echtzeitwegmessung des Ventilhubs
DE19725218C2 (de) * 1997-06-15 2000-11-02 Daimler Chrysler Ag Vorrichtung zur Betätigung eines Gaswechselventiles für eine Brennkraftmaschine
JPH11311112A (ja) * 1998-03-14 1999-11-09 Fev Motorentechnik Gmbh & Co Kg 空気戻しバネを備えたピストン内燃機関用の電磁操作可能なガス交換弁
JP4418571B2 (ja) * 2000-04-11 2010-02-17 シーケーディ株式会社 高温対応ガス制御バルブ
US6866059B2 (en) * 2000-11-29 2005-03-15 William R. Griffin Reconfigurable clean-in-place air-blow valve

Also Published As

Publication number Publication date
JP2004521232A (ja) 2004-07-15
EP1381757B1 (de) 2004-10-20
GB2374900B (en) 2004-09-01
DE60201674T2 (de) 2005-03-24
JP4168419B2 (ja) 2008-10-22
US7044433B2 (en) 2006-05-16
WO2002086295A1 (en) 2002-10-31
GB0110031D0 (en) 2001-06-13
ES2229096T3 (es) 2005-04-16
DE60201674D1 (de) 2004-11-25
GB2374900A (en) 2002-10-30
EP1381757A1 (de) 2004-01-21
US20040164259A1 (en) 2004-08-26

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties