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GB2313625B - Engine air intake system - Google Patents

Engine air intake system

Info

Publication number
GB2313625B
GB2313625B GB9714736A GB9714736A GB2313625B GB 2313625 B GB2313625 B GB 2313625B GB 9714736 A GB9714736 A GB 9714736A GB 9714736 A GB9714736 A GB 9714736A GB 2313625 B GB2313625 B GB 2313625B
Authority
GB
United Kingdom
Prior art keywords
air intake
intake system
engine air
engine
intake
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 - Fee Related
Application number
GB9714736A
Other versions
GB9714736D0 (en
GB2313625A (en
Inventor
Toshio Yamaji
Nobumitsu Tanaka
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.)
Subaru Corp
Original Assignee
Fuji Jukogyo KK
Fuji Heavy Industries Ltd
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 JP5260708A external-priority patent/JPH07119472A/en
Application filed by Fuji Jukogyo KK, Fuji Heavy Industries Ltd filed Critical Fuji Jukogyo KK
Publication of GB9714736D0 publication Critical patent/GB9714736D0/en
Publication of GB2313625A publication Critical patent/GB2313625A/en
Application granted granted Critical
Publication of GB2313625B publication Critical patent/GB2313625B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
    • F02F1/4235—Shape or arrangement of intake or exhaust channels in cylinder heads of intake channels
    • F02F1/4242—Shape or arrangement of intake or exhaust channels in cylinder heads of intake channels with a partition wall inside the channel
    • 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
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • 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
    • F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
    • F02B31/04—Modifying induction systems for imparting a rotation to the charge in the cylinder by means within the induction channel, e.g. deflectors
    • 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
    • F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
    • F02B31/08—Modifying induction systems for imparting a rotation to the charge in the cylinder having multiple air inlets
    • 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
    • F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
    • F02B31/08—Modifying induction systems for imparting a rotation to the charge in the cylinder having multiple air inlets
    • F02B31/085—Modifying induction systems for imparting a rotation to the charge in the cylinder having multiple air inlets having two inlet valves
    • 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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
    • F02F1/4214—Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per cylinder
    • 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
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/48—Tumble motion in gas movement in cylinder
    • 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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F2001/241—Cylinder heads specially adapted to pent roof shape of the combustion chamber
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
GB9714736A 1993-10-19 1994-10-18 Engine air intake system Expired - Fee Related GB2313625B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5260708A JPH07119472A (en) 1993-10-19 1993-10-19 Intake device for engine
GB9420953A GB2283058B (en) 1993-10-19 1994-10-18 Engine air intake system

Publications (3)

Publication Number Publication Date
GB9714736D0 GB9714736D0 (en) 1997-09-17
GB2313625A GB2313625A (en) 1997-12-03
GB2313625B true GB2313625B (en) 1998-05-27

Family

ID=26305824

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9714736A Expired - Fee Related GB2313625B (en) 1993-10-19 1994-10-18 Engine air intake system
GB9718176A Withdrawn GB2316712A (en) 1993-10-19 1994-10-18 I.c. engine charge tumble intake system

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9718176A Withdrawn GB2316712A (en) 1993-10-19 1994-10-18 I.c. engine charge tumble intake system

Country Status (1)

Country Link
GB (2) GB2313625B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3534634B2 (en) * 1999-01-06 2004-06-07 株式会社日立製作所 Control device for internal combustion engine
KR100608182B1 (en) * 2003-04-03 2006-08-08 닛산 지도우샤 가부시키가이샤 Intake apparatus for internal combustion engine
FR2865241B1 (en) * 2004-01-15 2006-03-17 Renault Sas INTAKE DEVICE FOR THERMAL ENGINE WITH COMMAND IGNITION
EP1724452B1 (en) * 2005-05-11 2008-07-09 Magneti Marelli Powertrain S.p.A. A tumble system for the intake manifold of an internal combustion engine with an actuator made with shape memory material
EP2787193A1 (en) * 2010-05-21 2014-10-08 Cummins Intellectual Properties, Inc. Internal combustion engine having combustion chamber with blended hemispherical and pent-proof portions
ITMI20130478A1 (en) 2013-03-29 2014-09-30 N E T Srl OPTICAL GAS DETECTOR WITH VARIABLE GEOMETRY
ITUB20153744A1 (en) * 2015-09-18 2017-03-18 Maserati Spa VARIABLE GEOMETRY SUCTION DUCT FOR AN INTERNAL COMBUSTION ENGINE.
JP7481910B2 (en) * 2020-06-03 2024-05-13 株式会社Subaru How to set the cross-sectional shape of the engine and bulkhead plate

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0178663A2 (en) * 1984-10-17 1986-04-23 Nissan Motor Co., Ltd. Induction port arrangement for internal combustion engine having multiple inlet valves per combustion chamber
EP0520518A1 (en) * 1991-06-28 1992-12-30 Yamaha Hatsudoki Kabushiki Kaisha Induction system for an internal combustion engine
US5335634A (en) * 1991-05-14 1994-08-09 Mazda Motor Corporation Combustion chamber structure for an engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0178663A2 (en) * 1984-10-17 1986-04-23 Nissan Motor Co., Ltd. Induction port arrangement for internal combustion engine having multiple inlet valves per combustion chamber
US5335634A (en) * 1991-05-14 1994-08-09 Mazda Motor Corporation Combustion chamber structure for an engine
EP0520518A1 (en) * 1991-06-28 1992-12-30 Yamaha Hatsudoki Kabushiki Kaisha Induction system for an internal combustion engine

Also Published As

Publication number Publication date
GB9714736D0 (en) 1997-09-17
GB2313625A (en) 1997-12-03
GB9718176D0 (en) 1997-10-29
GB2316712A (en) 1998-03-04

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19990914

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20051018