F02F1/4214- Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per cylinder.F02F1/42- Shape or arrangement of intake or exhaust channels in cylinder heads.F02F- CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES.F02- COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS.lift-valve gear characterised by the provision of positively opened and closed valves, i.e. F01L1/30- Valve-gear or valve arrangements, e.g.F01L1/0532- Camshafts overhead type the cams being directly in contact with the driven valve.F01L1/04- Valve drive by means of cams, camshafts, cam discs, eccentrics or the like.F01L1/00- Valve-gear or valve arrangements, e.g.F01L- CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES.F01- MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES.F- MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING.238000006011 modification reaction Methods 0.000 description 1.230000001276 controlling effect Effects 0.000 description 1.238000002485 combustion reaction Methods 0.000 title claims abstract description 9.
Assignors: BORDI, MASSIMO, MENGOLI, GIANLUIGI Application granted granted Critical Publication of US4754728A publication Critical patent/US4754728A/en Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links OF JAPAN ASSIGNMENT OF ASSIGNORS INTEREST. OF JAPAN reassignment DUCATI MECCANICA S.P.A., A CORP. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to IT2068586A priority Critical patent/IT1190034B/en Priority to IT20685A/86 priority Application filed by Ducati Meccanica SpA filed Critical Ducati Meccanica SpA Assigned to DUCATI MECCANICA S.P.A., A CORP. Original Assignee Ducati Meccanica SpA 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 or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number US07/052,558 Inventor Massimo Bordi Gianluigi Mengoli Current Assignee (The listed assignees may be inaccurate.
VIDEOS OF COMBUSTION 4 CYLINDER ENGING PDF
Google Patents Four-valve cylinder head of desmodromic operation, for internal combustion enginesÄownload PDF Info Publication number US4754728A US4754728A US07/052,558 US5255887A US4754728A US 4754728 A US4754728 A US 4754728A US 5255887 A US5255887 A US 5255887A US 4754728 A US4754728 A US 4754728A Authority US United States Prior art keywords cylinder head rockers valve valves rocker Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US4754728A - Four-valve cylinder head of desmodromic operation, for internal combustion engines US4754728A - Four-valve cylinder head of desmodromic operation, for internal combustion engines