ITMI20061508A1 - Elementi idraulici per la compensazione del gioco di una valvola - Google Patents

Elementi idraulici per la compensazione del gioco di una valvola Download PDF

Info

Publication number
ITMI20061508A1
ITMI20061508A1 ITMI20061508A ITMI20061508A1 IT MI20061508 A1 ITMI20061508 A1 IT MI20061508A1 IT MI20061508 A ITMI20061508 A IT MI20061508A IT MI20061508 A1 ITMI20061508 A1 IT MI20061508A1
Authority
IT
Italy
Prior art keywords
elements
compensation
switchable
spring
control valve
Prior art date
Application number
Other languages
English (en)
Italian (it)
Inventor
Peter Sailer
Oliver Schnell
Original Assignee
Schaeffler Kg
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 Schaeffler Kg filed Critical Schaeffler Kg
Publication of ITMI20061508A1 publication Critical patent/ITMI20061508A1/it

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
    • F01L13/0005—Deactivating valves
    • 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
    • F01L1/245—Hydraulic tappets
    • 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
    • F01L13/0031—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 by modification of tappet or pushrod length
    • 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
    • F01L1/245—Hydraulic tappets
    • F01L2001/256—Hydraulic tappets between cam and push rod
    • 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
    • F01L2800/00—Methods of operation using a variable valve timing mechanism
    • F01L2800/06—Timing or lift different for valves of same cylinder

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Prostheses (AREA)
  • Taps Or Cocks (AREA)
ITMI20061508 2005-08-05 2006-07-31 Elementi idraulici per la compensazione del gioco di una valvola ITMI20061508A1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200510036916 DE102005036916A1 (de) 2005-08-05 2005-08-05 Hydraulische Ventilspielausgleichselemente

Publications (1)

Publication Number Publication Date
ITMI20061508A1 true ITMI20061508A1 (it) 2007-02-06

Family

ID=37670018

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI20061508 ITMI20061508A1 (it) 2005-08-05 2006-07-31 Elementi idraulici per la compensazione del gioco di una valvola

Country Status (3)

Country Link
CN (1) CN1912355A (de)
DE (1) DE102005036916A1 (de)
IT (1) ITMI20061508A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010014064B4 (de) * 2010-04-07 2012-12-13 Schaeffler Technologies AG & Co. KG Schmierölversorgungseinrichtung für ein Wälzlager
CN102900486A (zh) * 2012-10-30 2013-01-30 杭州电子科技大学 适用于可变配气机构的液压挺柱
JP2019065819A (ja) * 2017-10-05 2019-04-25 トヨタ自動車株式会社 ラッシュアジャスタ
CN116557100B (zh) * 2023-07-11 2023-10-20 龙口中宇热管理系统科技有限公司 一种发动机液压可变气门机构及工作方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4201618A1 (de) * 1992-01-22 1993-07-29 Schaeffler Waelzlager Kg Stoessel mit hydraulischem ventilspielausgleich und leerhubkolben
DE19630443A1 (de) * 1996-07-27 1998-01-29 Schaeffler Waelzlager Kg Hydraulisches Spielausgleichselement
DE19710577B4 (de) * 1997-03-14 2015-02-12 Schaeffler Technologies Gmbh & Co. Kg Hydraulisches Spielausgleichselement
DE19844202A1 (de) * 1998-09-26 2000-03-30 Schaeffler Waelzlager Ohg Schaltbarer Nockenfolger

Also Published As

Publication number Publication date
CN1912355A (zh) 2007-02-14
DE102005036916A1 (de) 2007-02-08

Similar Documents

Publication Publication Date Title
CN108026834A (zh) 长度可调节的连杆
US8408173B2 (en) Electro-hydraulic variable valve lift apparatus
ITTO990859A1 (it) Perfezionamenti ai motori a combustione interna con valvole ad azionamento variabile
JP2009516806A (ja) デュアルリフトロッカーアームのラッチ機構とその作動構成
US9879793B2 (en) Control valve for a camshaft adjuster
US20100130320A1 (en) Chain tensioner
US4523551A (en) Valve actuating device
US7328676B2 (en) Hydraulic valve play compensation element
ITMI20061508A1 (it) Elementi idraulici per la compensazione del gioco di una valvola
JP3321167B2 (ja) 弁制御手段
US8468985B2 (en) Electro-hydraulic variable valve lift apparatus
US20080073608A1 (en) Hydraulic valve play compensating element
US20100077975A1 (en) Switchable cup tappet
JP2007170401A (ja) 内燃機関の制御駆動装置
JP5564206B2 (ja) 弁冷却装置および弁注油装置を有するシリンダーヘッド構造
US2865352A (en) Tappet construction
JP6299741B2 (ja) 可変長コンロッド及び可変圧縮比内燃機関
CN101688591A (zh) 用于牵引机构驱动的液压张紧元件
ES2285397T3 (es) Motor de combustion interna provisto de valvulas con accionamiento variable y unidades de accionamiento hidraulico que controlan las valvulas por medio de brazos de balancin.
US7296549B1 (en) Hydraulic valve lash adjusters
US20090083959A1 (en) Hydraulic valve-lash compensation element
CN101457668B (zh) 可变阀门升程装置
JP2008157382A (ja) チェーンテンショナ
JP6547588B2 (ja) 内燃機関の動弁装置
JP4491367B2 (ja) ダイアフラム及びラッシュアジャスタ