Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ENGINE AND VEHICLE
Document Type and Number:
WIPO Patent Application WO/2019/026987
Kind Code:
A1
Abstract:
In this engine, a main shaft 67 is arranged so that an angle θ1 < an angle θ2. In other words, the main shaft 67 is arranged near a virtual half-line Lh having a crankshaft center C61 at the end thereof so as to satisfy the abovementioned angular relationship, and the concentration of mass is thereby achieved. As a result, it possible to concentrate mass in an engine 5 provided with the main shaft 67, a crankshaft 61, and a balancer shaft 63.

Inventors:
WAKUDA, Masahiro (2500 Shingai, Iwata-sh, Shizuoka 01, 〒4388501, JP)
Application Number:
JP2018/028979
Publication Date:
February 07, 2019
Filing Date:
August 02, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
YAMAHA HATSUDOKI KABUSHIKI KAISHA (2500, Shingai Iwata-sh, Shizuoka 01, 〒4388501, JP)
International Classes:
F02B61/06; B60K17/06; F02B61/02; F02B77/00; F16F15/26
Foreign References:
JP2009221956A2009-10-01
JP2014227970A2014-12-08
Attorney, Agent or Firm:
FURIKADO, Shoichi et al. (4F TAKAGI BLDG, 1-19 Nishitenma 5-chome, Kita-ku, Osaka-sh, Osaka 47, 〒5300047, JP)
Download PDF: