BR112021022272A2 - Balancim-seguidor para comutação de lobe e movimento perdido de fonte única - Google Patents

Balancim-seguidor para comutação de lobe e movimento perdido de fonte única

Info

Publication number
BR112021022272A2
BR112021022272A2 BR112021022272A BR112021022272A BR112021022272A2 BR 112021022272 A2 BR112021022272 A2 BR 112021022272A2 BR 112021022272 A BR112021022272 A BR 112021022272A BR 112021022272 A BR112021022272 A BR 112021022272A BR 112021022272 A2 BR112021022272 A2 BR 112021022272A2
Authority
BR
Brazil
Prior art keywords
lever
lost motion
follower
rocker
latch
Prior art date
Application number
BR112021022272A
Other languages
English (en)
Portuguese (pt)
Inventor
S Roberts Gabriel
John Mandell
Robb Janak
Original Assignee
Jacobs Vehicle Systems Inc
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 US16/706,226 external-priority patent/US11060426B2/en
Application filed by Jacobs Vehicle Systems Inc filed Critical Jacobs Vehicle Systems Inc
Publication of BR112021022272A2 publication Critical patent/BR112021022272A2/pt

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
    • F01L1/20—Adjusting or compensating clearance
    • 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
    • F01L1/185—Overhead end-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
    • 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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
    • F01L13/065—Compression release engine retarders of the "Jacobs Manufacturing" type
    • 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L2001/186—Split rocking arms, e.g. rocker arms having two articulated parts and means for varying the relative position of these parts or for selectively connecting the parts to move in unison
    • 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
    • F01L2013/001—Deactivating cylinders
    • 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
    • F01L2305/00—Valve arrangements comprising rollers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/04—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation using engine as brake
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/06—Cutting-out cylinders

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)
BR112021022272A 2019-05-28 2020-05-28 Balancim-seguidor para comutação de lobe e movimento perdido de fonte única BR112021022272A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962853599P 2019-05-28 2019-05-28
US16/706,226 US11060426B2 (en) 2018-12-06 2019-12-06 Finger follower for lobe switching and single source lost motion
PCT/IB2020/055090 WO2020240479A1 (en) 2019-05-28 2020-05-28 Finger follower for lobe switching and single source lost motion

Publications (1)

Publication Number Publication Date
BR112021022272A2 true BR112021022272A2 (pt) 2021-12-28

Family

ID=73553977

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021022272A BR112021022272A2 (pt) 2019-05-28 2020-05-28 Balancim-seguidor para comutação de lobe e movimento perdido de fonte única

Country Status (6)

Country Link
EP (1) EP3976942A4 (zh)
JP (1) JP7302018B2 (zh)
KR (1) KR102681271B1 (zh)
CN (1) CN113891986B (zh)
BR (1) BR112021022272A2 (zh)
WO (1) WO2020240479A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114846223B (zh) 2020-01-16 2023-10-27 伊顿智能动力有限公司 闩锁组件和紧凑型摇臂组件
CN116917600A (zh) 2021-03-05 2023-10-20 伊顿智能动力有限公司 双向闩锁销组件、可切换摇臂和气门机构组件

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US383A (en) 1837-09-20 Henby a
US9347A (en) 1852-10-19 Bedstead
US7546822B2 (en) 2004-03-03 2009-06-16 Timken Us Corporation Switching finger follower assembly
US6966291B1 (en) * 2004-10-28 2005-11-22 Delphi Technologies, Inc. Latch timing mechanism for a two-step roller finger cam follower
US7712449B1 (en) * 2009-05-06 2010-05-11 Jacobs Vehicle Systems, Inc. Lost motion variable valve actuation system for engine braking and early exhaust opening
US8550047B2 (en) * 2009-06-09 2013-10-08 Honda Motor Co., Ltd. Valve control apparatus for internal combustion engine
EP2773855B1 (en) * 2011-11-06 2019-01-02 Eaton Corporation Latch pin assembly; rocker arm arrangement using latch pin assembly; and assembling method
BR112015020402B1 (pt) 2013-02-26 2022-05-03 Jacobs Vehicle Systems, Inc Aparelho para atuar uma primeira válvula de motor associada a um cilindro de um motor de combustão interna e sistema compreendendo o aparelho
CN105579674B (zh) * 2013-12-05 2018-04-13 雅各布斯车辆系统公司 用于驱动发动机气门的、包括收缩和延伸机构的装置和系统
US9587530B2 (en) * 2014-03-31 2017-03-07 Schaeffler Technologies AG & Co. KG Switchable finger follower with normally unlocked coupling element
JP6378988B2 (ja) * 2014-09-22 2018-08-22 株式会社オティックス 内燃機関の可変動弁機構
JP6652439B2 (ja) * 2016-04-11 2020-02-26 株式会社オティックス 内燃機関の可変動弁機構
EP3940206B1 (en) * 2017-07-10 2023-09-27 Eaton Intelligent Power Limited Switching roller finger follower for valvetrain
KR101945286B1 (ko) * 2017-08-10 2019-02-08 (주)모토닉 엔진의 가변밸브 리프트 장치

Also Published As

Publication number Publication date
EP3976942A4 (en) 2023-06-21
JP2022531009A (ja) 2022-07-05
JP7302018B2 (ja) 2023-07-03
CN113891986A (zh) 2022-01-04
EP3976942A1 (en) 2022-04-06
KR20210153721A (ko) 2021-12-17
CN113891986B (zh) 2024-04-02
WO2020240479A1 (en) 2020-12-03
KR102681271B1 (ko) 2024-07-03

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Legal Events

Date Code Title Description
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]