KR900016589A - Valve operation device of internal combustion engine - Google Patents

Valve operation device of internal combustion engine Download PDF

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Publication number
KR900016589A
KR900016589A KR1019900004580A KR900004580A KR900016589A KR 900016589 A KR900016589 A KR 900016589A KR 1019900004580 A KR1019900004580 A KR 1019900004580A KR 900004580 A KR900004580 A KR 900004580A KR 900016589 A KR900016589 A KR 900016589A
Authority
KR
South Korea
Prior art keywords
piston
main
valve
operation device
valve operation
Prior art date
Application number
KR1019900004580A
Other languages
Korean (ko)
Other versions
KR920008919B1 (en
Inventor
야스다까 이리애
구니히꼬 시모다
요시노리 나가애
Original Assignee
우에다 쇼오지
미쯔비시주우고오교오 가부시기가이샤
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 우에다 쇼오지, 미쯔비시주우고오교오 가부시기가이샤 filed Critical 우에다 쇼오지
Publication of KR900016589A publication Critical patent/KR900016589A/en
Application granted granted Critical
Publication of KR920008919B1 publication Critical patent/KR920008919B1/en

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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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition

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)

Abstract

내용 없음.No content.

Description

내연기관의 밸브작동장치Valve operation device of internal combustion engine

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 실시예의 구성도,1 is a configuration diagram of an embodiment,

제2도∼제3도는 그 작용 설명도.2 to 3 are diagrams illustrating the operation thereof.

Claims (1)

작동유를 가압해서 비축한 유압원(10)과 축압기(11)를 가지고, 이 축압기의 작동유를 제어해서 흡기밸브 혹은 배기밸브(6)를 구동하는 관제밸브(1)과 작동자(7)를 갖춘밸브작동장치에 있어서; 피스톤(22)는 소직경부의 주 피스톤(22a)와 대 직경부의 부 피스톤(22b)로 구성되고, 상기 피스톤(22)을 유밀(油密)하게 안내하는 실린더(21)에는 주피스톤(22a)의 상면에 작동유를 공급하는 주연통구멍(21a)와, 부피스톤(22b)의 상면에 작동유를 공급하는 부연통구멍(21b)과, 부피스톤(22b)에 작용한 작동유를 배출하는 배유구멍(21c), (21d)가 형성되고, 주, 부연통구멍(21a), (21b)는 주 피스톤(22a)의 접동에 의해, 배유구멍(21c), (21d)는 부피스톤의 접동에 의해 개폐되도록 배치되고, 또 흡배기밸브에는 이들 밸브를 폐쇄 방향으로 부세하는 스프링(40)을 구비한 것을 특징으로하는 내연기관의 밸브작동장치.A control valve (1) and an operator (7) having a hydraulic pressure source (10) and an accumulator (11) which pressurize and store hydraulic oil to control the hydraulic oil of the accumulator to drive an intake valve or an exhaust valve (6). In the valve operation device provided with; The piston 22 consists of the main piston 22a of a small diameter part, and the sub piston 22b of a large diameter part, The main piston 22a is provided in the cylinder 21 which guides the piston 22 in oil tightly. The main communication hole 21a for supplying the working oil to the upper surface of the fuel cell; 21c) and 21d are formed, and main and secondary communication holes 21a and 21b are opened and closed by sliding of the main piston 22a and draining holes 21c and 21d by sliding of the volume stone. And an intake / exhaust valve are provided with a spring (40) for biasing these valves in the closing direction. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900004580A 1989-04-03 1990-04-03 Valve system of internal combustion engine KR920008919B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1081526A JP2664986B2 (en) 1989-04-03 1989-04-03 Valve train for internal combustion engine
JP?1-81526 1989-04-03
JP1-81526 1989-04-03

Publications (2)

Publication Number Publication Date
KR900016589A true KR900016589A (en) 1990-11-13
KR920008919B1 KR920008919B1 (en) 1992-10-12

Family

ID=13748773

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900004580A KR920008919B1 (en) 1989-04-03 1990-04-03 Valve system of internal combustion engine

Country Status (5)

Country Link
EP (1) EP0391507B1 (en)
JP (1) JP2664986B2 (en)
KR (1) KR920008919B1 (en)
DE (1) DE69009097T2 (en)
DK (1) DK0391507T3 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114135358A (en) * 2021-11-24 2022-03-04 中船动力研究院有限公司 Control driving device for valve mechanism and internal combustion engine

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2527268Y2 (en) * 1990-05-11 1997-02-26 三菱重工業株式会社 Valve train for internal combustion engine
US5058538A (en) * 1990-07-24 1991-10-22 North American Philips Corporation Hydraulically propelled phneumatically returned valve actuator
DK170122B1 (en) * 1993-06-04 1995-05-29 Man B & W Diesel Gmbh Large two stroke internal combustion engine
GB9315383D0 (en) * 1993-07-24 1993-09-08 Carding Spec Canada Hydraulically actuated cylinder valve
US5531192A (en) * 1994-08-04 1996-07-02 Caterpillar Inc. Hydraulically actuated valve system
US5456223A (en) * 1995-01-06 1995-10-10 Ford Motor Company Electric actuator for spool valve control of electrohydraulic valvetrain
US5456222A (en) * 1995-01-06 1995-10-10 Ford Motor Company Spool valve control of an electrohydraulic camless valvetrain
GB9501118D0 (en) * 1995-01-20 1995-03-08 Carding Spec Canada Hydraulically operated actuator
DE10143959A1 (en) 2001-09-07 2003-03-27 Bosch Gmbh Robert Hydraulically controled actuator for valve, especially gas replacement valve in combustion engine, has control piston with area of working surface(s) changing along piston displacement path
EP1440225B1 (en) * 2001-10-19 2005-08-03 Robert Bosch GmbH Hydraulic actuator for an engine valve
DE10256242A1 (en) 2002-12-02 2004-06-09 Robert Bosch Gmbh Valve actuator for actuating a gas exchange valve of an internal combustion engine
KR100819970B1 (en) * 2006-09-05 2008-04-07 현대자동차주식회사 Electric capacity displacement sensor
JP4953250B2 (en) * 2007-12-20 2012-06-13 社団法人日本舶用工業会 Intake / exhaust valve drive system
FI124245B (en) * 2012-02-16 2014-05-15 Wärtsilä Finland Oy Hydraulic valve arrangement for using a controlled gas valve in a piston combustion engine in a controlled manner
CN114087076B (en) * 2022-01-24 2022-05-13 龙口中宇热管理系统科技有限公司 Engine cylinder closing valve control device and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1246315B (en) * 1962-06-27 1967-08-03 Mitsubishi Shipbuilding & Eng Hydraulic actuation device for gas exchange valves of an internal combustion engine
DK225982A (en) * 1981-07-07 1983-01-08 Sulzer Ag INHIBIT OR EXHAUST VALVE TO A CYLINDER TOP OF A COMBUSTION ENGINE

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114135358A (en) * 2021-11-24 2022-03-04 中船动力研究院有限公司 Control driving device for valve mechanism and internal combustion engine
CN114135358B (en) * 2021-11-24 2022-08-26 中船动力研究院有限公司 Control driving device for valve mechanism and internal combustion engine

Also Published As

Publication number Publication date
KR920008919B1 (en) 1992-10-12
EP0391507B1 (en) 1994-05-25
DE69009097T2 (en) 1994-09-01
DE69009097D1 (en) 1994-06-30
EP0391507A1 (en) 1990-10-10
DK0391507T3 (en) 1994-06-20
JP2664986B2 (en) 1997-10-22
JPH02264104A (en) 1990-10-26

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