Title:
DIESEL ENGINE
Document Type and Number:
WIPO Patent Application WO/2020/196098
Kind Code:
A1
Abstract:
Provided is a diesel engine (1) comprising a piston (5) and a fuel injection valve (6), wherein the piston (5) has, formed in the piston top surface (50), a cavity (51) which opens towards the lower surface side of a cylinder head (3) and which contains a bottom surface (51b) and an inside surface (51c), the fuel injection valve (6) injects fuel to part of the inside surface (51c) of the cavity (51), and the piston top surface (50) has dimples (52) formed on only the area (50a) corresponding to the fuel injection direction (60) of the fuel injection valve (6) in plan view.
Inventors:
KODA KAZUYUKI (JP)
KURIBAYASHI MASAKI (JP)
KURIBAYASHI MASAKI (JP)
Application Number:
PCT/JP2020/011731
Publication Date:
October 01, 2020
Filing Date:
March 17, 2020
Export Citation:
Assignee:
YANMAR CO LTD (JP)
International Classes:
F02B23/06; F02F3/12; F02F3/26; F16J1/00; F16J1/01
Foreign References:
| JP2011026965A | 2011-02-10 | |||
| JP2010112350A | 2010-05-20 | |||
| JP2010112347A | 2010-05-20 | |||
| JP2010203334A | 2010-09-16 |
Attorney, Agent or Firm:
ARC PATENT ATTORNEYS' OFFICE (JP)
Download PDF: