An internal combustion engine (10) includes: a first side wall (21) that partitions the inside of a crank case (11) into a first chamber (31) and a second chamber (32); an oil pan (25) provided on a bottom portion of the first chamber (31); an oil tank (33) formed in the second chamber (32); a scavenge pump (40) having an intake port (41) that communicates with the oil pan (25) and a discharge port (42) that communicates with the oil tank (33); and a feed pump (50) having an intake port (51) that communicates with the oil tank (33). An oil return hole (63) that connects together the oil tank (33) and the first chamber (31) is formed in an upper portion of the first side wall (21).
INTERNAL COMBUSTION ENGINE AND STRADDLED VEHICLE
BRENNKRAFTMASCHINE UND GRÄTSCHSITZFAHRZEUG
MOTEUR À COMBUSTION INTERNE ET VÉHICULE À ENFOURCHER
2024-02-14
Patent
Electronic Resource
English
IPC: | F01M Schmierung von Kraft- und Arbeitsmaschinen oder Kraftmaschinen allgemein , LUBRICATING OF MACHINES OR ENGINES IN GENERAL / B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS / B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer / F02B INTERNAL-COMBUSTION PISTON ENGINES , Brennkraftmaschinen mit innerer Verbrennung mit Verdrängerwirkung |
European Patent Office | 2020
|European Patent Office | 2020
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