Title:
An internal-combustion engine and its fuel supply method
Document Type and Number:
Japanese Patent JP6171405
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an internal combustion engine capable of improving fuel efficiency by supplying liquefied gas fuel being pressurized from a fuel tank into a high pressure pump without using a feed pump or an air compressor, and to provide a fuel supply method for the same.SOLUTION: The internal combustion engine includes a fuel circulating system 11 consisting of a circulating injector 12 for injecting and circulating part of high pressure DME after passing through a high pressure pump 7 into a fuel tank 6, and a circulating flow path 13 for guiding part of the high pressure DME after passing through the high pressure pump 7 into the circulating injector 12. It further includes a fuel supply system 8 for supplying the DME pressurized by the circulated DME from the fuel tank 6 directly into the high pressure pump 7.
Inventors:
Tsuyoshi Okamoto
Application Number:
JP2013040666A
Publication Date:
August 02, 2017
Filing Date:
March 01, 2013
Export Citation:
Assignee:
Isuzu Motors Limited
International Classes:
F02M37/00; F02M21/02
Domestic Patent References:
| JP2010203286A | ||||
| JP2010196471A | ||||
| JP2006242121A | ||||
| JP2008298042A | ||||
| JP2012082797A | ||||
| JP2008045463A |
Attorney, Agent or Firm:
Seiryu International Patent Service Corporation
Takayoshi in the daytime
Shinichi Ogawa
Takashi Noguchi
Kenji Sato
Isao Hirai
Masao Sakaizawa
Takayoshi in the daytime
Shinichi Ogawa
Takashi Noguchi
Kenji Sato
Isao Hirai
Masao Sakaizawa