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GB2426550B - Improvements to 4 cylinder 4-stroke boxer configuration engines - Google Patents

Improvements to 4 cylinder 4-stroke boxer configuration engines

Info

Publication number
GB2426550B
GB2426550B GB0510624A GB0510624A GB2426550B GB 2426550 B GB2426550 B GB 2426550B GB 0510624 A GB0510624 A GB 0510624A GB 0510624 A GB0510624 A GB 0510624A GB 2426550 B GB2426550 B GB 2426550B
Authority
GB
United Kingdom
Prior art keywords
cylinder
configuration engines
boxer configuration
stroke boxer
stroke
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.)
Expired - Lifetime
Application number
GB0510624A
Other versions
GB0510624D0 (en
GB2426550A (en
Inventor
Jean-Pierre Pirault
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.)
Southwest Research Institute SwRI
Original Assignee
Southwest Research Institute SwRI
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 Southwest Research Institute SwRI filed Critical Southwest Research Institute SwRI
Priority to GB0912163A priority Critical patent/GB2458600B/en
Priority to GB0510624A priority patent/GB2426550B/en
Publication of GB0510624D0 publication Critical patent/GB0510624D0/en
Publication of GB2426550A publication Critical patent/GB2426550A/en
Application granted granted Critical
Publication of GB2426550B publication Critical patent/GB2426550B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/06—Lubricating systems characterised by the provision therein of crankshafts or connecting rods with lubricant passageways, e.g. bores
    • 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
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/24—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type
    • 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
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/24—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type
    • F02B75/243—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type with only one crankshaft of the "boxer" type, e.g. all connecting rods attached to separate crankshaft bearings
    • 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
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/24—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type
    • F02B75/246—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type with only one crankshaft of the "pancake" type, e.g. pairs of connecting rods attached to common crankshaft bearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/02—Arrangements of lubricant conduits
    • F01M2011/026—Arrangements of lubricant conduits for lubricating crankshaft bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/02—Arrangements of lubricant conduits
    • F01M2011/027—Arrangements of lubricant conduits for lubricating connecting rod bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
GB0510624A 2005-05-25 2005-05-25 Improvements to 4 cylinder 4-stroke boxer configuration engines Expired - Lifetime GB2426550B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0912163A GB2458600B (en) 2005-05-25 2005-05-25 Improvements to 4 cylinder 4-stroke boxer configuration engines
GB0510624A GB2426550B (en) 2005-05-25 2005-05-25 Improvements to 4 cylinder 4-stroke boxer configuration engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0510624A GB2426550B (en) 2005-05-25 2005-05-25 Improvements to 4 cylinder 4-stroke boxer configuration engines

Publications (3)

Publication Number Publication Date
GB0510624D0 GB0510624D0 (en) 2005-06-29
GB2426550A GB2426550A (en) 2006-11-29
GB2426550B true GB2426550B (en) 2009-10-21

Family

ID=34834591

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0912163A Expired - Lifetime GB2458600B (en) 2005-05-25 2005-05-25 Improvements to 4 cylinder 4-stroke boxer configuration engines
GB0510624A Expired - Lifetime GB2426550B (en) 2005-05-25 2005-05-25 Improvements to 4 cylinder 4-stroke boxer configuration engines

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0912163A Expired - Lifetime GB2458600B (en) 2005-05-25 2005-05-25 Improvements to 4 cylinder 4-stroke boxer configuration engines

Country Status (1)

Country Link
GB (2) GB2458600B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160061106A1 (en) * 2014-08-26 2016-03-03 Ecomotors, Inc. Crankshaft for an internal combustion engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217865A (en) * 1977-11-09 1980-08-19 Barrett George M Internal combustion engine
DE3210088A1 (en) * 1982-03-19 1983-09-29 Hermann Dr.-Ing. 3302 Cremlingen Klaue Internal combustion engine with opposing pistons, especially for passenger cars

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217865A (en) * 1977-11-09 1980-08-19 Barrett George M Internal combustion engine
DE3210088A1 (en) * 1982-03-19 1983-09-29 Hermann Dr.-Ing. 3302 Cremlingen Klaue Internal combustion engine with opposing pistons, especially for passenger cars

Also Published As

Publication number Publication date
GB0510624D0 (en) 2005-06-29
GB0912163D0 (en) 2009-08-26
GB2458600B (en) 2009-11-11
GB2458600A (en) 2009-09-30
GB2426550A (en) 2006-11-29

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: SOUTHWEST RESEARCH INSTITUTE

Free format text: FORMER APPLICANT(S): PIRAULT, JEAN-PIERRE

PE20 Patent expired after termination of 20 years

Expiry date: 20250524