Title:
POWER UNIT AND VEHICLE INCLUDING THE SAME
Document Type and Number:
Japanese Patent JP2017003011
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a power unit capable of suppressing increase in size while reducing frictional resistance between a clutch and a rotational shaft.SOLUTION: A power unit includes an oil receiving member 39 that has an inner peripheral surface 39a positioned radially outward with respect to an outer peripheral surface 21a of a rotational shaft 21, and separated from the outer peripheral surface 21a. At least a part of the oil receiving member 39 is positioned between a bearing 34 and a first clutch member 25. Between the inner peripheral surface 39a of the oil receiving member 39 and the outer peripheral surface 21a of the rotational shaft 21, formed is an oil storage space 45 that stores oil, and communicates with an intervals 37 between the outer peripheral surface 21a of the rotational shaft 21 and an inner peripheral surface 36a of a hole 36 of the first clutch member 25.SELECTED DRAWING: Figure 3
Inventors:
SAIKA TOMOHIKO
Application Number:
JP2015118039A
Publication Date:
January 05, 2017
Filing Date:
June 11, 2015
Export Citation:
Assignee:
YAMAHA MOTOR CO LTD
International Classes:
F16H57/04; F16C33/76; F16D25/12
Attorney, Agent or Firm:
Takashi Goto
Akihiro Furuichi
Akihiro Furuichi
Previous Patent: It caulks and is a formula joint.
Next Patent: Translocation for wheels is Bearing .
Next Patent: Translocation for wheels is Bearing .