Kupplungsvorrichtung und Grätschsitzfahrzeug mit Kupplungsvorrichtung

Details

Veröffentlichungs-Nr.

EP3998412

Aktenzeichen

EP21204721

Anmeldetag

26. Oktober 2021

Veröffentlichung

22. Februar 2023

Erteilung

22. Februar 2023

Rechtsraum

EP

IPC

F16D13/54F16D13/70F16D13/72F16D13/74F16D25/0638// F16D13/56F16D23/12

Abstract

A clutch boss 30 has a boss portion 33 and a pressure-receiving surface 40 surrounding the boss portion 33. A pressure plate 50 has a fitting portion being fitted into the boss portion 33 and having a second outer peripheral surface, and a pressure surface 60 surrounding the fitting portion. A plurality of friction plates are provided between the pressure-receiving surface 40 and the pressure surface 60. Oil is supplied into the boss portion 33. A first concave portion C1 that guides oil to the tip of the boss portion 33 is formed at an inner peripheral surface of the boss portion 33. A second concave portion C2 that guides oil to the pressure surface 60 is formed at a second outer peripheral surface to be opposite to the first concave portion C1. A third concave portion C3 that guides oil guided by the first and second concave portions C1, C2 to a friction plate located closest to the pressure surface 60 is formed at the pressure surface 60.

Anmelder

Firma

Yamaha Hatsudoki Kabushiki Kaisha

Land

🇯🇵 Japan

Fachgebiete