GB2475642B - Air intake porting for a two stroke engine - Google Patents

Air intake porting for a two stroke engine

Info

Publication number
GB2475642B
GB2475642B GB1103282A GB201103282A GB2475642B GB 2475642 B GB2475642 B GB 2475642B GB 1103282 A GB1103282 A GB 1103282A GB 201103282 A GB201103282 A GB 201103282A GB 2475642 B GB2475642 B GB 2475642B
Authority
GB
United Kingdom
Prior art keywords
air intake
stroke engine
intake porting
porting
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.)
Active
Application number
GB1103282A
Other versions
GB2475642A (en
GB201103282D0 (en
Inventor
Bruce A Chrisman
Randy Coleman
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.)
Cameron International Corp
Original Assignee
Cameron International Corp
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 US11/367,136 external-priority patent/US7258087B1/en
Application filed by Cameron International Corp filed Critical Cameron International Corp
Publication of GB201103282D0 publication Critical patent/GB201103282D0/en
Publication of GB2475642A publication Critical patent/GB2475642A/en
Application granted granted Critical
Publication of GB2475642B publication Critical patent/GB2475642B/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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • 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
    • F02B33/00—Engines characterised by provision of pumps for charging or scavenging
    • F02B33/02—Engines with reciprocating-piston pumps; Engines with crankcase pumps
    • F02B33/06—Engines with reciprocating-piston pumps; Engines with crankcase pumps with reciprocating-piston pumps other than simple crankcase pumps
    • F02B33/10—Engines with reciprocating-piston pumps; Engines with crankcase pumps with reciprocating-piston pumps other than simple crankcase pumps with the pumping cylinder situated between working cylinder and crankcase, or with the pumping cylinder surrounding working cylinder
    • F02B33/12—Engines with reciprocating-piston pumps; Engines with crankcase pumps with reciprocating-piston pumps other than simple crankcase pumps with the pumping cylinder situated between working cylinder and crankcase, or with the pumping cylinder surrounding working cylinder the rear face of working piston acting as pumping member and co-operating with a pumping chamber isolated from crankcase, the connecting-rod passing through the chamber and co-operating with movable isolating member
    • 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
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • 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
    • 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
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • F02B75/045—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of a variable connecting rod length

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
GB1103282A 2006-03-03 2007-03-01 Air intake porting for a two stroke engine Active GB2475642B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/367,136 US7258087B1 (en) 2006-03-03 2006-03-03 Air intake porting for a two stroke engine
GB0816252A GB2449592B (en) 2006-03-03 2007-03-01 Air intake porting for a two stroke engine

Publications (3)

Publication Number Publication Date
GB201103282D0 GB201103282D0 (en) 2011-04-13
GB2475642A GB2475642A (en) 2011-05-25
GB2475642B true GB2475642B (en) 2011-09-14

Family

ID=43928064

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1103282A Active GB2475642B (en) 2006-03-03 2007-03-01 Air intake porting for a two stroke engine
GB1103280A Active GB2475641B (en) 2006-03-03 2007-03-01 Increasing the bore size of a two stroke engine

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1103280A Active GB2475641B (en) 2006-03-03 2007-03-01 Increasing the bore size of a two stroke engine

Country Status (1)

Country Link
GB (2) GB2475642B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103541819B (en) * 2012-07-17 2017-08-08 瓦锡兰瑞士公司 Large-scale reciprocating-piston combustion engine and its control device and control method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2639699A (en) * 1951-09-01 1953-05-26 Elmer C Kiekhaefer Two-cycle engine and improved crankcase induction means therefor
US4809648A (en) * 1988-05-25 1989-03-07 Industrial Technology Research Institute Two-stroke engine having a central scavenging system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3797467A (en) * 1972-02-09 1974-03-19 W Tenney Two cycle engine scavenge ports
DE2557262A1 (en) * 1975-12-19 1977-06-30 Schmidt Gmbh Karl PISTONS AND CYLINDERS FOR TWO-STROKE COMBUSTION MACHINES

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2639699A (en) * 1951-09-01 1953-05-26 Elmer C Kiekhaefer Two-cycle engine and improved crankcase induction means therefor
US4809648A (en) * 1988-05-25 1989-03-07 Industrial Technology Research Institute Two-stroke engine having a central scavenging system

Also Published As

Publication number Publication date
GB2475641A (en) 2011-05-25
GB201103280D0 (en) 2011-04-13
GB2475642A (en) 2011-05-25
GB201103282D0 (en) 2011-04-13
GB2475641A8 (en) 2011-06-15
GB2475641B (en) 2011-07-13

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20141002 AND 20141008