Brennkraftmaschine und Grätschsitzfahrzeug

Details

Veröffentlichungs-Nr.

EP3919778

Aktenzeichen

EP21176549

Anmeldetag

28. Mai 2021

Veröffentlichung

28. Dezember 2022

Erteilung

28. Dezember 2022

Rechtsraum

EP

IPC

F16H7/08F02B67/06F16G13/04F16H7/18

Abstract

An internal combustion engine (20) includes a crankcase (30), a cylinder body (40), a cylinder head (50), a cylinder head cover (60), a cam chamber (70), a cam chain chamber (80), a crankshaft (22) disposed in the crankcase, a cam shaft (71) disposed in the cam chamber and the cam chain chamber, a cam chain (81) disposed in the cam chain chamber, a cam chain guide (83A) to guide the cam chain, a chain tensioner (82) to press against the cam chain via the cam chain guide, and a rib (90) disposed in the cam chain chamber in such a manner as to restrain a lift of the cam chain. The rib is monolithically formed with the cylinder head. The rib includes a portion located upstream of a meshing start position (SP) at which engagement between the cam chain and the driven sprocket wheel begins.

Anmelder

Firma

Yamaha Hatsudoki Kabushiki Kaisha

Land

🇯🇵 Japan

Fachgebiete