Title:
ENGINE
Document Type and Number:
Japanese Patent JP2020143583
Kind Code:
A
Abstract:
To increase an expansion ratio of an engine so as to become larger than a compression ratio with a simple structure.SOLUTION: In an engine, a piston 20 includes a piston ring 31 that is pushed on an inner diameter side in a compression stroke and pushed on an outer diameter side by internal pressure of a combustion chamber 11a in an expansion stroke, thereby increasing an expansion ratio so as to become larger than a compression ratio.SELECTED DRAWING: Figure 2
Inventors:
AKASEGAWA JUN
NAKAI HIDEO
OHASHI KAZUYA
SASAMINE SHINICHI
MORIMOTO MANABU
NAKAI HIDEO
OHASHI KAZUYA
SASAMINE SHINICHI
MORIMOTO MANABU
Application Number:
JP2019038559A
Publication Date:
September 10, 2020
Filing Date:
March 04, 2019
Export Citation:
Assignee:
MITSUBISHI MOTORS CORP
International Classes:
F02F5/00; F02B23/00; F02F3/00
Attorney, Agent or Firm:
Naoya Kamata
Bunji Kamada
Yaichiro Nakatani
Masanori Akatsuka
Takashi Shimizu
Bunji Kamada
Yaichiro Nakatani
Masanori Akatsuka
Takashi Shimizu