US3768252A - Cylinder crankcase assembly for dual crankshaft multi-cylinder engine - Google Patents

Cylinder crankcase assembly for dual crankshaft multi-cylinder engine Download PDF

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Publication number
US3768252A
US3768252A US00213094A US3768252DA US3768252A US 3768252 A US3768252 A US 3768252A US 00213094 A US00213094 A US 00213094A US 3768252D A US3768252D A US 3768252DA US 3768252 A US3768252 A US 3768252A
Authority
US
United States
Prior art keywords
cylinder
crankshaft
crankcase
bores
pair
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
US00213094A
Other languages
English (en)
Inventor
H Kubisch
R Seifert
W Thorn
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.)
Rolls Royce Solutions GmbH
Original Assignee
MTU Friedrichshafen GmbH
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 MTU Friedrichshafen GmbH filed Critical MTU Friedrichshafen GmbH
Application granted granted Critical
Publication of US3768252A publication Critical patent/US3768252A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • F02B73/00—Combinations of two or more engines, not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B1/00—Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements
    • F01B1/12—Separate cylinder-crankcase elements coupled together to form a unit
    • 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
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/24—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type
    • 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
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0002—Cylinder arrangements
    • F02F7/0012—Crankcases of V-engines
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S123/00—Internal-combustion engines
    • Y10S123/08—Multiple engine units

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
US00213094A 1971-01-09 1971-12-28 Cylinder crankcase assembly for dual crankshaft multi-cylinder engine Expired - Lifetime US3768252A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2100899A DE2100899C3 (de) 1971-01-09 1971-01-09 Zylinder-Kurbelgehäuse für eine Mehrzylinder-Brennkraftmaschine

Publications (1)

Publication Number Publication Date
US3768252A true US3768252A (en) 1973-10-30

Family

ID=5795513

Family Applications (1)

Application Number Title Priority Date Filing Date
US00213094A Expired - Lifetime US3768252A (en) 1971-01-09 1971-12-28 Cylinder crankcase assembly for dual crankshaft multi-cylinder engine

Country Status (9)

Country Link
US (1) US3768252A (de)
JP (1) JPS5247090B1 (de)
AT (1) AT318308B (de)
CH (1) CH538605A (de)
DE (1) DE2100899C3 (de)
ES (1) ES398551A1 (de)
FR (1) FR2119777A5 (de)
GB (1) GB1365192A (de)
IT (1) IT952005B (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3941114A (en) * 1972-12-08 1976-03-02 Motoren-Und Turbinen-Union Friedrichshafen Gmbh Cylinder-crankcase structure of cast housing elements connected in series
FR2478741A1 (fr) * 1980-03-21 1981-09-25 Williams Thomas Moteur a combustion interne parallele a soupape rotative et a equilibrage inherent
US4630579A (en) * 1983-12-02 1986-12-23 Austin Rover Group Limited Internal combustion engine
US8707929B2 (en) 2011-07-28 2014-04-29 Pratt & Whitney Canada Corp. Multi-rotor rotary engine architecture

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1457115A (en) * 1921-09-02 1923-05-29 Int Motor Co Method of assembling middle bearings for internal-combustion motors
US1720625A (en) * 1924-07-09 1929-07-09 William Beardmore Engine casing
US2271163A (en) * 1940-03-11 1942-01-27 Spencer Aircraft Motors Inc Aircraft construction
US2350377A (en) * 1940-07-03 1944-06-06 Briggs Mfg Co Aircraft engine gearing
US2491630A (en) * 1946-08-05 1949-12-20 Compact Power Products Inc Engine constructed of sections bolted together along vertical plane to form an entire head, block, and crankcase thereof
US2634586A (en) * 1948-07-09 1953-04-14 Pielstick Gustav Frame structure for multicrankshaft engines
US2800119A (en) * 1955-05-05 1957-07-23 Maschf Augsburg Nuernberg Ag Arrangement for cooling the piston of internal combustion engines
US2838038A (en) * 1956-01-30 1958-06-10 Maybach Motorenbau Gmbh Welded cylinder and crankshaft casing for multicylinder piston engines
US3332404A (en) * 1965-02-15 1967-07-25 Charles L Lovercheck Dual engine

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1457115A (en) * 1921-09-02 1923-05-29 Int Motor Co Method of assembling middle bearings for internal-combustion motors
US1720625A (en) * 1924-07-09 1929-07-09 William Beardmore Engine casing
US2271163A (en) * 1940-03-11 1942-01-27 Spencer Aircraft Motors Inc Aircraft construction
US2350377A (en) * 1940-07-03 1944-06-06 Briggs Mfg Co Aircraft engine gearing
US2491630A (en) * 1946-08-05 1949-12-20 Compact Power Products Inc Engine constructed of sections bolted together along vertical plane to form an entire head, block, and crankcase thereof
US2634586A (en) * 1948-07-09 1953-04-14 Pielstick Gustav Frame structure for multicrankshaft engines
US2800119A (en) * 1955-05-05 1957-07-23 Maschf Augsburg Nuernberg Ag Arrangement for cooling the piston of internal combustion engines
US2838038A (en) * 1956-01-30 1958-06-10 Maybach Motorenbau Gmbh Welded cylinder and crankshaft casing for multicylinder piston engines
US3332404A (en) * 1965-02-15 1967-07-25 Charles L Lovercheck Dual engine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3941114A (en) * 1972-12-08 1976-03-02 Motoren-Und Turbinen-Union Friedrichshafen Gmbh Cylinder-crankcase structure of cast housing elements connected in series
FR2478741A1 (fr) * 1980-03-21 1981-09-25 Williams Thomas Moteur a combustion interne parallele a soupape rotative et a equilibrage inherent
US4630579A (en) * 1983-12-02 1986-12-23 Austin Rover Group Limited Internal combustion engine
US8707929B2 (en) 2011-07-28 2014-04-29 Pratt & Whitney Canada Corp. Multi-rotor rotary engine architecture

Also Published As

Publication number Publication date
AT318308B (de) 1974-10-10
ES398551A1 (es) 1974-08-16
FR2119777A5 (de) 1972-08-04
IT952005B (it) 1973-07-20
DE2100899C3 (de) 1975-06-05
GB1365192A (en) 1974-08-29
JPS5247090B1 (de) 1977-11-30
DE2100899A1 (de) 1972-07-20
CH538605A (de) 1973-06-30
DE2100899B2 (de) 1974-09-05

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