Title:
PISTON OF INTERNAL COMBUSTION ENGINE AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2017/150321
Kind Code:
A1
Abstract:
This piston (1) of an internal combustion engine is characterized by being provided with: a cooling channel (2) that is formed inside a piston head (6) so as to be annular along the outer periphery of the piston head (6); and a fin (3) that is formed on the inner wall surface of the cooling channel (2) so as to extend in the extending direction of the cooling channel (2), wherein the fin (3) is formed at a position avoiding a part where concentration of stress occurs on the piston head (6) around the cooling channel (2).
Inventors:
OSHIDA SHINJI (JP)
MORI SEIJI (JP)
HOSHINO SYUMON (JP)
IWASAKI KAZUSHIGE (JP)
KURIYAMA YASUKAZU (JP)
MORI SEIJI (JP)
HOSHINO SYUMON (JP)
IWASAKI KAZUSHIGE (JP)
KURIYAMA YASUKAZU (JP)
Application Number:
PCT/JP2017/006732
Publication Date:
September 08, 2017
Filing Date:
February 23, 2017
Export Citation:
Assignee:
HONDA MOTOR CO LTD (JP)
International Classes:
F02F3/22; F01P3/10; F02F3/00
Foreign References:
| JP2015024412A | 2015-02-05 | |||
| JP2004232589A | 2004-08-19 | |||
| JP2014520991A | 2014-08-25 | |||
| JPH11257153A | 1999-09-21 | |||
| JPS56163643U | 1981-12-04 | |||
| JPS5921019U | 1984-02-08 |
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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