GB2570725B - Piston for an internal combustion engine - Google Patents

Piston for an internal combustion engine Download PDF

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Publication number
GB2570725B
GB2570725B GB1801912.5A GB201801912A GB2570725B GB 2570725 B GB2570725 B GB 2570725B GB 201801912 A GB201801912 A GB 201801912A GB 2570725 B GB2570725 B GB 2570725B
Authority
GB
United Kingdom
Prior art keywords
piston
combustion engine
internal combustion
engine
internal
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
GB1801912.5A
Other versions
GB2570725A (en
GB201801912D0 (en
Inventor
Ohler Sebastian
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 GB1801912.5A priority Critical patent/GB2570725B/en
Publication of GB201801912D0 publication Critical patent/GB201801912D0/en
Priority to DE102019102862.0A priority patent/DE102019102862A1/en
Publication of GB2570725A publication Critical patent/GB2570725A/en
Application granted granted Critical
Publication of GB2570725B publication Critical patent/GB2570725B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/26—Pistons  having combustion chamber in piston head
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0672—Omega-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder center axis
    • 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
    • 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
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
GB1801912.5A 2018-02-06 2018-02-06 Piston for an internal combustion engine Active GB2570725B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1801912.5A GB2570725B (en) 2018-02-06 2018-02-06 Piston for an internal combustion engine
DE102019102862.0A DE102019102862A1 (en) 2018-02-06 2019-02-05 Piston for an internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1801912.5A GB2570725B (en) 2018-02-06 2018-02-06 Piston for an internal combustion engine

Publications (3)

Publication Number Publication Date
GB201801912D0 GB201801912D0 (en) 2018-03-21
GB2570725A GB2570725A (en) 2019-08-07
GB2570725B true GB2570725B (en) 2020-07-01

Family

ID=61730787

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1801912.5A Active GB2570725B (en) 2018-02-06 2018-02-06 Piston for an internal combustion engine

Country Status (2)

Country Link
DE (1) DE102019102862A1 (en)
GB (1) GB2570725B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH298624A (en) * 1949-09-13 1954-05-15 E Witzky Julius Internal combustion engine with compression ignition.
GB2016079A (en) * 1978-03-08 1979-09-19 Maschf Augsburg Nuernberg Ag Internal combustion engine combustion chamber shape
EP0412552A1 (en) * 1989-08-09 1991-02-13 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Combustion chamber for a Diesel engine
US20110048364A1 (en) * 2007-12-19 2011-03-03 Renault S.A.S. Combustion chamber for a supercharged direct-injection combustion engine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4955338A (en) 1988-06-16 1990-09-11 General Motors Corporation Engine and high turbulence piston therefor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH298624A (en) * 1949-09-13 1954-05-15 E Witzky Julius Internal combustion engine with compression ignition.
GB2016079A (en) * 1978-03-08 1979-09-19 Maschf Augsburg Nuernberg Ag Internal combustion engine combustion chamber shape
EP0412552A1 (en) * 1989-08-09 1991-02-13 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Combustion chamber for a Diesel engine
US20110048364A1 (en) * 2007-12-19 2011-03-03 Renault S.A.S. Combustion chamber for a supercharged direct-injection combustion engine

Also Published As

Publication number Publication date
GB2570725A (en) 2019-08-07
GB201801912D0 (en) 2018-03-21
DE102019102862A1 (en) 2019-08-08

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