JPS6238531B2 - - Google Patents

Info

Publication number
JPS6238531B2
JPS6238531B2 JP57084934A JP8493482A JPS6238531B2 JP S6238531 B2 JPS6238531 B2 JP S6238531B2 JP 57084934 A JP57084934 A JP 57084934A JP 8493482 A JP8493482 A JP 8493482A JP S6238531 B2 JPS6238531 B2 JP S6238531B2
Authority
JP
Japan
Prior art keywords
valve
wall surface
intake port
negative pressure
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
Application number
JP57084934A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58202328A (ja
Inventor
Mutsumi Kanda
Kyoshi Nakanishi
Takeshi Okumura
Takeshi Kotani
Tokuta Inoe
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP57084934A priority Critical patent/JPS58202328A/ja
Priority to US06/493,570 priority patent/US4485774A/en
Publication of JPS58202328A publication Critical patent/JPS58202328A/ja
Publication of JPS6238531B2 publication Critical patent/JPS6238531B2/ja
Granted legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00Cylinders; Cylinder heads 
    • F02F1/24Cylinder heads
    • F02F1/42Shape or arrangement of intake or exhaust channels in cylinder heads
    • F02F1/4228Helically-shaped channels 
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00Engines characterised by fuel-air mixture compression
    • F02B1/02Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

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)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
JP57084934A 1982-05-21 1982-05-21 ヘリカル型吸気ポ−ト Granted JPS58202328A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57084934A JPS58202328A (ja) 1982-05-21 1982-05-21 ヘリカル型吸気ポ−ト
US06/493,570 US4485774A (en) 1982-05-21 1983-05-11 Helically-shaped intake port of an internal-combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57084934A JPS58202328A (ja) 1982-05-21 1982-05-21 ヘリカル型吸気ポ−ト

Publications (2)

Publication Number Publication Date
JPS58202328A JPS58202328A (ja) 1983-11-25
JPS6238531B2 true JPS6238531B2 (US06534493-20030318-C00166.png) 1987-08-18

Family

ID=13844501

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57084934A Granted JPS58202328A (ja) 1982-05-21 1982-05-21 ヘリカル型吸気ポ−ト

Country Status (1)

Country Link
JP (1) JPS58202328A (US06534493-20030318-C00166.png)

Also Published As

Publication number Publication date
JPS58202328A (ja) 1983-11-25

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