GB2606758B - Method and apparatus for adjustment of camshaft segment for camshaft of engine - Google Patents

Method and apparatus for adjustment of camshaft segment for camshaft of engine Download PDF

Info

Publication number
GB2606758B
GB2606758B GB2107239.2A GB202107239A GB2606758B GB 2606758 B GB2606758 B GB 2606758B GB 202107239 A GB202107239 A GB 202107239A GB 2606758 B GB2606758 B GB 2606758B
Authority
GB
United Kingdom
Prior art keywords
camshaft
engine
adjustment
segment
camshaft segment
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
GB2107239.2A
Other versions
GB2606758A (en
GB202107239D0 (en
Inventor
Guisasola Inigo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Caterpillar Energy Solutions GmbH
Original Assignee
Caterpillar Energy Solutions GmbH
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 Caterpillar Energy Solutions GmbH filed Critical Caterpillar Energy Solutions GmbH
Priority to GB2107239.2A priority Critical patent/GB2606758B/en
Publication of GB202107239D0 publication Critical patent/GB202107239D0/en
Priority to PCT/EP2022/025227 priority patent/WO2022242910A1/en
Priority to EP22729035.0A priority patent/EP4341535A1/en
Publication of GB2606758A publication Critical patent/GB2606758A/en
Application granted granted Critical
Publication of GB2606758B publication Critical patent/GB2606758B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • 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
    • 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
    • F02D13/0269—Controlling the valves to perform a Miller-Atkinson cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/12—Couplings for rigidly connecting two coaxial shafts or other movable machine elements allowing adjustment of the parts about the axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H53/00—Cams ; Non-rotary cams; or cam-followers, e.g. rollers for gearing mechanisms
    • F16H53/02—Single-track cams for single-revolution cycles; Camshafts with such cams
    • F16H53/04—Adjustable 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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L2001/0471—Assembled camshafts
    • 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
    • F01L2303/00—Manufacturing of components used in valve arrangements
    • F01L2303/01—Tools for producing, mounting or adjusting, e.g. some part of the distribution
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
GB2107239.2A 2021-05-20 2021-05-20 Method and apparatus for adjustment of camshaft segment for camshaft of engine Active GB2606758B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB2107239.2A GB2606758B (en) 2021-05-20 2021-05-20 Method and apparatus for adjustment of camshaft segment for camshaft of engine
PCT/EP2022/025227 WO2022242910A1 (en) 2021-05-20 2022-05-16 Method and apparatus for adjustment of camshaft segment for camshaft of engine
EP22729035.0A EP4341535A1 (en) 2021-05-20 2022-05-16 Method and apparatus for adjustment of camshaft segment for camshaft of engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2107239.2A GB2606758B (en) 2021-05-20 2021-05-20 Method and apparatus for adjustment of camshaft segment for camshaft of engine

Publications (3)

Publication Number Publication Date
GB202107239D0 GB202107239D0 (en) 2021-07-07
GB2606758A GB2606758A (en) 2022-11-23
GB2606758B true GB2606758B (en) 2023-12-06

Family

ID=76637618

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2107239.2A Active GB2606758B (en) 2021-05-20 2021-05-20 Method and apparatus for adjustment of camshaft segment for camshaft of engine

Country Status (3)

Country Link
EP (1) EP4341535A1 (en)
GB (1) GB2606758B (en)
WO (1) WO2022242910A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1938402A (en) * 1931-02-02 1933-12-05 Gen Electric Cam shaft or holder
GB902494A (en) * 1960-07-22 1962-08-01 Motoren Werke Mannheim Ag Improvements in or relating to cam-shafts
WO2006074498A2 (en) * 2005-01-17 2006-07-20 Avl List Gmbh Camshaft for an internal combustion engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1938402A (en) * 1931-02-02 1933-12-05 Gen Electric Cam shaft or holder
GB902494A (en) * 1960-07-22 1962-08-01 Motoren Werke Mannheim Ag Improvements in or relating to cam-shafts
WO2006074498A2 (en) * 2005-01-17 2006-07-20 Avl List Gmbh Camshaft for an internal combustion engine

Also Published As

Publication number Publication date
GB2606758A (en) 2022-11-23
GB202107239D0 (en) 2021-07-07
EP4341535A1 (en) 2024-03-27
WO2022242910A1 (en) 2022-11-24

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