JPS6238536B2 - - Google Patents

Info

Publication number
JPS6238536B2
JPS6238536B2 JP57087206A JP8720682A JPS6238536B2 JP S6238536 B2 JPS6238536 B2 JP S6238536B2 JP 57087206 A JP57087206 A JP 57087206A JP 8720682 A JP8720682 A JP 8720682A JP S6238536 B2 JPS6238536 B2 JP S6238536B2
Authority
JP
Japan
Prior art keywords
wall surface
valve
side wall
spiral
intake port
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
JP57087206A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58204930A (ja
Inventor
Takeshi Okumura
Kyoshi Nakanishi
Mikio Nakajima
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 JP57087206A priority Critical patent/JPS58204930A/ja
Priority to US06/494,387 priority patent/US4516544A/en
Publication of JPS58204930A publication Critical patent/JPS58204930A/ja
Publication of JPS6238536B2 publication Critical patent/JPS6238536B2/ja
Granted 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
    • F02F1/4228—Helically-shaped channels 
    • 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)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
JP57087206A 1982-05-25 1982-05-25 ヘリカル型吸気ポ−ト Granted JPS58204930A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57087206A JPS58204930A (ja) 1982-05-25 1982-05-25 ヘリカル型吸気ポ−ト
US06/494,387 US4516544A (en) 1982-05-25 1983-05-13 Helically-shaped intake port of an internal-combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57087206A JPS58204930A (ja) 1982-05-25 1982-05-25 ヘリカル型吸気ポ−ト

Publications (2)

Publication Number Publication Date
JPS58204930A JPS58204930A (ja) 1983-11-29
JPS6238536B2 true JPS6238536B2 (un) 1987-08-18

Family

ID=13908480

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57087206A Granted JPS58204930A (ja) 1982-05-25 1982-05-25 ヘリカル型吸気ポ−ト

Country Status (1)

Country Link
JP (1) JPS58204930A (un)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008182915A (ja) * 2007-01-29 2008-08-14 Daiwa Seiko Inc 魚釣用リ−ル

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008182915A (ja) * 2007-01-29 2008-08-14 Daiwa Seiko Inc 魚釣用リ−ル

Also Published As

Publication number Publication date
JPS58204930A (ja) 1983-11-29

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