JPH024765B2 - - Google Patents

Info

Publication number
JPH024765B2
JPH024765B2 JP56061843A JP6184381A JPH024765B2 JP H024765 B2 JPH024765 B2 JP H024765B2 JP 56061843 A JP56061843 A JP 56061843A JP 6184381 A JP6184381 A JP 6184381A JP H024765 B2 JPH024765 B2 JP H024765B2
Authority
JP
Japan
Prior art keywords
intake
valves
camshaft
axis
exhaust
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
JP56061843A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57176311A (en
Inventor
Masaaki Yoshikawa
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.)
Yamaha Motor Co Ltd
Original Assignee
Yamaha Motor Co 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13182766&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH024765(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Priority to JP6184381A priority Critical patent/JPS57176311A/ja
Priority to US06/369,665 priority patent/US4660529A/en
Priority to DE8282103323T priority patent/DE3265030D1/de
Priority to EP19820103323 priority patent/EP0063385B1/en
Priority to DE1982103323 priority patent/DE63385T1/de
Publication of JPS57176311A publication Critical patent/JPS57176311A/ja
Priority to US07/342,945 priority patent/USRE33787E/en
Publication of JPH024765B2 publication Critical patent/JPH024765B2/ja
Granted 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
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L1/053—Camshafts overhead type
    • F01L1/0532—Camshafts overhead type the cams being directly in contact with the driven valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • F01L1/265—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder peculiar to machines or engines with three or more intake 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
    • 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
    • F02F1/4221—Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per cylinder particularly for three or more inlet valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L2003/25—Valve configurations in relation to engine
    • F01L2003/251—Large number of valves, e.g. five or more
    • 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
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • 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
    • F02B2275/18—DOHC [Double overhead camshaft]
    • 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
    • F02F2001/244—Arrangement of valve stems in cylinder heads
    • F02F2001/245—Arrangement of valve stems in cylinder heads the valve stems being orientated at an angle with the cylinder axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
JP6184381A 1981-04-22 1981-04-22 Four-cycle engine Granted JPS57176311A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP6184381A JPS57176311A (en) 1981-04-22 1981-04-22 Four-cycle engine
US06/369,665 US4660529A (en) 1981-04-22 1982-04-19 Four-cycle engine
DE8282103323T DE3265030D1 (en) 1981-04-22 1982-04-20 Four-cycle internal combustion engine
EP19820103323 EP0063385B1 (en) 1981-04-22 1982-04-20 Four-cycle internal combustion engine
DE1982103323 DE63385T1 (de) 1981-04-22 1982-04-20 Viertakt-brennkraftmaschine.
US07/342,945 USRE33787E (en) 1981-04-22 1989-04-25 Four-cycle engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6184381A JPS57176311A (en) 1981-04-22 1981-04-22 Four-cycle engine

Related Child Applications (8)

Application Number Title Priority Date Filing Date
JP2969689A Division JPH01257707A (ja) 1989-02-10 1989-02-10 ４サイクルエンジン
JP2969589A Division JPH01253508A (ja) 1989-02-10 1989-02-10 ４サイクルエンジン
JP2969289A Division JPH01257706A (ja) 1989-02-10 1989-02-10 ４サイクルエンジン
JP2969189A Division JPH01253505A (ja) 1989-02-10 1989-02-10 ４サイクルエンジン
JP2969489A Division JPH01253507A (ja) 1989-02-10 1989-02-10 ４サイクルエンジン
JP2969089A Division JPH01257705A (ja) 1989-02-10 1989-02-10 ４サイクルエンジン
JP2969389A Division JPH01253506A (ja) 1989-02-10 1989-02-10 ４サイクルエンジン
JP2968989A Division JPH01253504A (ja) 1989-02-10 1989-02-10 ４サイクルエンジン

Publications (2)

Publication Number Publication Date
JPS57176311A JPS57176311A (en) 1982-10-29
JPH024765B2 true JPH024765B2 (US20080094685A1-20080424-C00004.png) 1990-01-30

Family

ID=13182766

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6184381A Granted JPS57176311A (en) 1981-04-22 1981-04-22 Four-cycle engine

Country Status (3)

Country Link
EP (1) EP0063385B1 (US20080094685A1-20080424-C00004.png)
JP (1) JPS57176311A (US20080094685A1-20080424-C00004.png)
DE (2) DE63385T1 (US20080094685A1-20080424-C00004.png)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0144179B1 (en) * 1983-11-25 1988-02-10 Honda Giken Kogyo Kabushiki Kaisha Multiple-valved internal combustion engine
JPH0646004B2 (ja) * 1984-04-11 1994-06-15 ヤマハ発動機株式会社 内燃機関のカム軸保持構造
JPS60216012A (ja) * 1984-04-11 1985-10-29 Yamaha Motor Co Ltd 内燃機関の動弁装置
JPS60216014A (ja) * 1984-04-11 1985-10-29 Yamaha Motor Co Ltd 内燃機関の動弁装置
JPS615305U (ja) * 1984-06-18 1986-01-13 日産自動車株式会社 エンジンのシリンダヘツド
JPS6149113A (ja) * 1984-08-15 1986-03-11 Yamaha Motor Co Ltd 内燃機関の動弁装置
JPS6149121A (ja) * 1984-08-16 1986-03-11 Yamaha Motor Co Ltd ４行程内燃機関
GB2166799B (en) * 1984-11-13 1989-06-07 Bothwell P W Improvements relating to internal combustion engines
EP0245550B1 (en) * 1986-05-14 1990-12-19 BOTHWELL, Peter William Cylinder head for an internal combustion engine
US4858573A (en) * 1984-11-13 1989-08-22 Bothwell Peter W Internal combustion engines
EP0262250B1 (de) * 1986-10-02 1990-03-14 Audi Ag Viertakt-Brennkraftmaschine
JPH0811929B2 (ja) * 1985-07-10 1996-02-07 アウデイ アクチエンゲゼルシヤフト ４サイクル内燃機関
JPS62286771A (ja) 1986-06-05 1987-12-12 Canon Inc プラテンロ−ラ−
US4905639A (en) * 1986-10-23 1990-03-06 Honda Giken Kogyo Kabushiki Kaisha Valve operating apparatus for an internal combustion engine
DE3708675A1 (de) * 1987-03-17 1988-09-29 Bayerische Motoren Werke Ag Ventilbetaetigungsanordnung fuer brennkraftmaschinen mit mehreren gleichartigen ventilen fuer jeden zylinder
JP2501649Y2 (ja) * 1987-12-21 1996-06-19 トヨタ自動車株式会社 内燃機関の動弁機構
JP2632888B2 (ja) * 1988-01-11 1997-07-23 ヤマハ発動機株式会社 多弁式エンジンの動弁装置
DE3831733A1 (de) * 1988-09-17 1990-03-22 Audi Ag Ventilgesteuerte hubkolben-brennkraftmaschine
US5016592A (en) * 1989-02-14 1991-05-21 Yamaha Hatsudoki Kabushika Kaisha Cylinder head and valve train arrangement for multiple valve engine
JP2799190B2 (ja) * 1989-07-14 1998-09-17 ヤマハ発動機株式会社 ４サイクルエンジンの動弁装置
DE3932293C1 (US20080094685A1-20080424-C00004.png) * 1989-09-28 1991-01-24 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
JP2576905B2 (ja) * 1989-11-17 1997-01-29 ヤマハ発動機株式会社 ４サイクル内燃機関の吸気装置
JPH0759922B2 (ja) * 1989-11-17 1995-06-28 ヤマハ発動機株式会社 ４サイクル内燃機関の吸気装置
JPH02161168A (ja) * 1989-11-17 1990-06-21 Yamaha Motor Co Ltd ４サイクル内燃機関の吸気装置
JP2599324B2 (ja) * 1991-10-24 1997-04-09 ヤマハ発動機株式会社 ４行程エンジンの動弁装置
JPH05215050A (ja) * 1992-07-20 1993-08-24 Yamaha Motor Co Ltd ４サイクル内燃機関の吸気装置
JP2556419B2 (ja) * 1992-07-20 1996-11-20 ヤマハ発動機株式会社 ４サイクル内燃機関の吸気装置
JPH05209581A (ja) * 1992-07-20 1993-08-20 Yamaha Motor Co Ltd ４サイクル内燃機関の吸気装置
DE4332198A1 (de) * 1993-09-22 1995-03-23 Porsche Ag Brennkraftmaschine

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB296125A (en) * 1927-05-26 1928-08-27 Ettore Lanzerotti Spina Improvements in and relating to the valves and valve gear of internal combustion engines

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1484376A (en) * 1921-02-21 1924-02-19 Lanzerotti-Spina Ettore Internal-combustion engine
GB242919A (en) * 1925-07-10 1925-11-19 Napier & Son Ltd Improvements in or relating to valve operating mechanism for internal combustion engines
NL78718C (US20080094685A1-20080424-C00004.png) * 1950-09-09
US3211137A (en) * 1963-03-12 1965-10-12 Love John Input valve systems for internal combustion engines

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB296125A (en) * 1927-05-26 1928-08-27 Ettore Lanzerotti Spina Improvements in and relating to the valves and valve gear of internal combustion engines

Also Published As

Publication number Publication date
DE3265030D1 (en) 1985-09-05
DE63385T1 (de) 1983-04-14
EP0063385A3 (en) 1983-04-13
EP0063385A2 (en) 1982-10-27
JPS57176311A (en) 1982-10-29
EP0063385B1 (en) 1985-07-31

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