EP0249687A3 - Air-cooled multi-cylinder internal-combustion engine - Google Patents

Air-cooled multi-cylinder internal-combustion engine Download PDF

Info

Publication number: EP0249687A3
Authority: EP; European Patent Office
Prior art keywords: air; combustion engine; cylinder internal; cooled multi; cooled
Prior art date: 1986-05-16
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.): Granted

Application number

EP87103884A

Other languages

German (de)

Other versions

EP0249687B1 (en

EP0249687A2 (en

Inventor

Robert Ing. Grad. Binder

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.)

Dr Ing HCF Porsche AG

Original Assignee

Dr Ing HCF Porsche AG

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.)

1986-05-16

Filing date

1987-03-17

Publication date

1988-11-30

1987-03-17 Application filed by Dr Ing HCF Porsche AG filed Critical Dr Ing HCF Porsche AG

1987-12-23 Publication of EP0249687A2 publication Critical patent/EP0249687A2/en

1988-11-30 Publication of EP0249687A3 publication Critical patent/EP0249687A3/en

1990-12-12 Application granted granted Critical

1990-12-12 Publication of EP0249687B1 publication Critical patent/EP0249687B1/en

2007-03-17 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- F02F1/02—Cylinders; Cylinder heads having cooling means
- F02F1/04—Cylinders; Cylinder heads having cooling means for air cooling
- F02F1/045—Attachment of cylinders to crankcase
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P1/00—Air cooling
- F01P1/02—Arrangements for cooling cylinders or cylinder heads, e.g. ducting cooling-air from its pressure source to cylinders or along cylinders

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)

EP87103884A 1986-05-16 1987-03-17 Air-cooled multi-cylinder internal-combustion engine Expired - Lifetime EP0249687B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3616635		1986-05-16
DE19863616635 DE3616635A1 (en)	1986-05-16	1986-05-16	AIR-COOLED MULTI-CYLINDER INTERNAL COMBUSTION ENGINE

Publications (3)

Publication Number	Publication Date
EP0249687A2 EP0249687A2 (en)	1987-12-23
EP0249687A3 true EP0249687A3 (en)	1988-11-30
EP0249687B1 EP0249687B1 (en)	1990-12-12

Family

ID=6301028

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP87103884A Expired - Lifetime EP0249687B1 (en)	1986-05-16	1987-03-17	Air-cooled multi-cylinder internal-combustion engine

Country Status (5)

Country	Link
US (1)	US4729346A (en)
EP (1)	EP0249687B1 (en)
JP (1)	JPS62271920A (en)
DE (2)	DE3616635A1 (en)
ES (1)	ES2020211B3 (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR729895A (en) *	1931-01-27	1932-08-02	Siemens Ag	Internal combustion engine cylinder head, cap coated for minimal air resistance
US2184345A (en) *	1938-12-31	1939-12-26	United Aircraft Corp	Finned cylinder
US2253025A (en) *	1938-07-07	1941-08-19	Bristol Aeroplane Co Ltd	Vibration damping means
US2641024A (en) *	1949-02-28	1953-06-09	Connecticut Hard Rubber Co	Method of making fin stiffeners for engine cylinders
US2729201A (en) *	1954-10-28	1956-01-03	Avco Mfg Corp	Cylinder baffle for air-cooled engine
DE968358C (en) *	1951-07-15	1958-02-06	Anton Heinrich Alt	Cylinder for air-cooled internal combustion engines
FR1349691A (en) *	1963-02-28	1964-01-17	Lindes Eismaschinen Ag	Air-cooled internal combustion engine
DE1205772B (en) *	1960-03-10	1965-11-25	Kloeckner Humboldt Deutz Ag	Air-cooled internal combustion engine

1986
- 1986-05-16 DE DE19863616635 patent/DE3616635A1/en not_active Withdrawn
1987
- 1987-03-17 ES ES87103884T patent/ES2020211B3/en not_active Expired - Lifetime
- 1987-03-17 EP EP87103884A patent/EP0249687B1/en not_active Expired - Lifetime
- 1987-03-17 DE DE8787103884T patent/DE3766654D1/en not_active Expired - Lifetime
- 1987-05-14 JP JP62116060A patent/JPS62271920A/en active Pending
- 1987-05-15 US US07/049,828 patent/US4729346A/en not_active Expired - Fee Related

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR729895A (en) *	1931-01-27	1932-08-02	Siemens Ag	Internal combustion engine cylinder head, cap coated for minimal air resistance
US2253025A (en) *	1938-07-07	1941-08-19	Bristol Aeroplane Co Ltd	Vibration damping means
US2184345A (en) *	1938-12-31	1939-12-26	United Aircraft Corp	Finned cylinder
US2641024A (en) *	1949-02-28	1953-06-09	Connecticut Hard Rubber Co	Method of making fin stiffeners for engine cylinders
DE968358C (en) *	1951-07-15	1958-02-06	Anton Heinrich Alt	Cylinder for air-cooled internal combustion engines
US2729201A (en) *	1954-10-28	1956-01-03	Avco Mfg Corp	Cylinder baffle for air-cooled engine
DE1205772B (en) *	1960-03-10	1965-11-25	Kloeckner Humboldt Deutz Ag	Air-cooled internal combustion engine
FR1349691A (en) *	1963-02-28	1964-01-17	Lindes Eismaschinen Ag	Air-cooled internal combustion engine

Also Published As

Publication number	Publication date
DE3766654D1 (en)	1991-01-24
DE3616635A1 (en)	1987-11-19
ES2020211B3 (en)	1991-08-01
US4729346A (en)	1988-03-08
EP0249687B1 (en)	1990-12-12
EP0249687A2 (en)	1987-12-23
JPS62271920A (en)	1987-11-26

Publication	Publication Date	Title
EP0232467A3 (en)	1988-06-22	Multi-cylinder internal combustion engine
EP0291358A3 (en)	1989-11-23	Internal combustion engine
GB2193786B (en)	1990-10-31	Internal combustion engine
HUT49191A (en)	1989-08-28	Piston internal combustion engine
GB2210666B (en)	1991-09-25	Internal combustion engine
EP0276193A3 (en)	1989-01-25	Internal combustion engine
EP0309590A4 (en)	1990-12-05	Internal combustion engine
EP0249129A3 (en)	1989-06-14	Two-cycle internal combustion engine two-cycle internal combustion engine
GB2197025B (en)	1990-07-18	Spark-ignition air-compression internal combustion engine
GB2187791B (en)	1989-11-15	Internal combustion engine
HU207763B (en)	1993-05-28	Internal combustion engine
GB2202001B (en)	1991-01-02	Internal combustion engine
EP0249686A3 (en)	1988-11-30	Air-cooled multi-cylinder internal-combustion engine
GB2186913B (en)	1989-11-08	Internal combustion engine
HUT48325A (en)	1989-05-29	Two-stroke internal combustion engine
GB2166491B (en)	1988-01-06	An air-cooled multi-cylinder internal combustion engine
GB2202273B (en)	1991-04-17	Internal combustion engine
GB8904058D0 (en)	1989-04-05	Internal combustion engine
DE3760298D1 (en)	1989-08-10	Internal combustion engine
GB2193529B (en)	1989-12-20	Internal combustion engine
EP0250960A3 (en)	1989-02-08	Internal-combustion engine
EP0189874A3 (en)	1987-11-04	Air-cooled internal-combustion engine
HUT45306A (en)	1988-06-28	Sliding-sleeve internal combustion engine
GB2202002B (en)	1991-01-02	Internal combustion engine
GB2190959B (en)	1989-12-13	Internal combustion engine

Legal Events

Date	Code	Title	Description
1987-11-07	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1987-12-23	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE ES FR GB IT
1988-10-10	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1988-11-30	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE ES FR GB IT
1989-06-14	17P	Request for examination filed	Effective date: 19890408
1990-01-24	17Q	First examination report despatched	Effective date: 19891214
1990-10-27	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1990-12-12	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE ES FR GB IT
1991-01-23	GBT	Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
1991-01-24	REF	Corresponds to:	Ref document number: 3766654 Country of ref document: DE Date of ref document: 19910124
1991-01-25	ITF	It: translation for a ep patent filed
1991-03-11	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19910311 Year of fee payment: 5
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1991-04-05	ET	Fr: translation filed
1991-10-17	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1991-10-17	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1991-12-04	26N	No opposition filed
1992-03-17	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Effective date: 19920317
1992-03-18	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: ES Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19920318
1992-11-11	GBPC	Gb: european patent ceased through non-payment of renewal fee
1992-11-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Effective date: 19921130
1992-12-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19921201
1993-01-29	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST
1999-03-16	REG	Reference to a national code	Ref country code: ES Ref legal event code: FD2A Effective date: 19990201
2005-03-17	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20050317