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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
F01L1/06—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like the cams, or the like, rotating at a higher speed than that corresponding to the valve cycle, e.g. operating fourstroke engine valves directly from crankshaft
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
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FR475484D1914-02-251914-02-25Système de commande des tiroirs ou soupapes de distribution dans les moteurs à combustion à quatre temps
ExpiredFR475484A
(fr)