BR112016017689B1 - Arranjo de válvula de troca de gases para um motor de pistão - Google Patents

Arranjo de válvula de troca de gases para um motor de pistão Download PDF

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Publication number
BR112016017689B1
BR112016017689B1 BR112016017689-8A BR112016017689A BR112016017689B1 BR 112016017689 B1 BR112016017689 B1 BR 112016017689B1 BR 112016017689 A BR112016017689 A BR 112016017689A BR 112016017689 B1 BR112016017689 B1 BR 112016017689B1
Authority
BR
Brazil
Prior art keywords
valve
hydraulic fluid
gas exchange
shut
piston
Prior art date
Application number
BR112016017689-8A
Other languages
English (en)
Portuguese (pt)
Other versions
BR112016017689A2 (enExample
Inventor
Magnus Sundsten
Saku Niinikangas
Original Assignee
Wärtsilä Finland Oy
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 Wärtsilä Finland Oy filed Critical Wärtsilä Finland Oy
Publication of BR112016017689A2 publication Critical patent/BR112016017689A2/pt
Publication of BR112016017689B1 publication Critical patent/BR112016017689B1/pt

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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
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
    • 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
    • F01L1/20—Adjusting or compensating clearance
    • F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
    • F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
BR112016017689-8A 2014-03-06 2015-02-18 Arranjo de válvula de troca de gases para um motor de pistão BR112016017689B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20145213 2014-03-06
FI20145213 2014-03-06
PCT/FI2015/050098 WO2015132457A2 (en) 2014-03-06 2015-02-18 Gas exchange valve arrangement

Publications (2)

Publication Number Publication Date
BR112016017689A2 BR112016017689A2 (enExample) 2017-08-08
BR112016017689B1 true BR112016017689B1 (pt) 2022-11-29

Family

ID=52630396

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112016017689-8A BR112016017689B1 (pt) 2014-03-06 2015-02-18 Arranjo de válvula de troca de gases para um motor de pistão

Country Status (5)

Country Link
EP (1) EP3126643B1 (enExample)
KR (1) KR102214301B1 (enExample)
CN (1) CN106103921B8 (enExample)
BR (1) BR112016017689B1 (enExample)
WO (1) WO2015132457A2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3489475B1 (en) * 2017-11-27 2020-02-12 C.R.F. Società Consortile per Azioni System and method for actuation of an engine valve of an internal combustion engine

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4791895A (en) * 1985-09-26 1988-12-20 Interatom Gmbh Electro-magnetic-hydraulic valve drive for internal combustion engines
DE3739775A1 (de) * 1986-12-06 1988-06-16 Volkswagen Ag Einrichtung zur ventilbetaetigung
US5022358A (en) * 1990-07-24 1991-06-11 North American Philips Corporation Low energy hydraulic actuator
US5253619A (en) * 1992-12-09 1993-10-19 North American Philips Corporation Hydraulically powered actuator with pneumatic spring and hydraulic latching
DE19544473C2 (de) * 1995-11-29 1999-04-01 Daimler Benz Ag Mechanisch-hydraulisch arbeitende Steuerung für ein Gaswechselventil einer Brennkraftmaschine
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
US6745738B1 (en) 2001-09-17 2004-06-08 Richard J. Bosscher Pneumatic valve return spring
US7536984B2 (en) * 2007-04-16 2009-05-26 Lgd Technology, Llc Variable valve actuator with a pneumatic booster
WO2009023080A1 (en) * 2007-08-13 2009-02-19 Scuderi Group, Llc Pressure balanced engine valves
FI124245B (en) * 2012-02-16 2014-05-15 Wärtsilä Finland Oy Hydraulic valve arrangement for controlled actuation of the gas exchange valve of the reciprocating internal combustion engine
FI123759B (en) * 2012-03-09 2013-10-31 Waertsilae Finland Oy Valve actuator arrangement

Also Published As

Publication number Publication date
KR102214301B1 (ko) 2021-02-08
BR112016017689A2 (enExample) 2017-08-08
WO2015132457A3 (en) 2015-12-17
WO2015132457A2 (en) 2015-09-11
CN106103921B (zh) 2019-03-22
EP3126643A2 (en) 2017-02-08
CN106103921A (zh) 2016-11-09
KR20160125976A (ko) 2016-11-01
CN106103921B8 (zh) 2019-05-14
EP3126643B1 (en) 2018-01-03

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Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 18/02/2015, OBSERVADAS AS CONDICOES LEGAIS

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 11A ANUIDADE.