The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 10, 2019

Filed:

Mar. 30, 2017
Applicant:

Ihi Corporation, Tokyo, JP;

Inventors:

Takeshi Yamada, Tokyo, JP;

Takayuki Hirose, Yokohama, JP;

Yoshiyuki Umemoto, Tatsuno, JP;

Assignee:

IHI CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B 25/04 (2006.01); F02D 19/06 (2006.01); F02B 43/00 (2006.01); F02D 41/22 (2006.01); F02D 19/02 (2006.01); F02D 41/00 (2006.01);
U.S. Cl.
CPC ...
F02B 25/04 (2013.01); F02B 43/00 (2013.01); F02D 19/025 (2013.01); F02D 19/029 (2013.01); F02D 19/0697 (2013.01); F02D 41/22 (2013.01); F02B 2201/064 (2013.01); F02B 2710/03 (2013.01); F02D 41/0027 (2013.01); F02D 2041/225 (2013.01); F02D 2400/04 (2013.01); Y02T 10/32 (2013.01); Y02T 10/40 (2013.01);
Abstract

A uniflow-scavenged two-cycle engine includes: a cylinder which has a combustion chamber; a piston; a scavenging chamber that surrounds one end side of the cylinder in the stroke direction of the piston and to which compressed active gas is guided; a scavenging port that is provided in a portion of the cylinder which is positioned in the scavenging chamber and suctions active gas from the scavenging chamber to the combustion chamber in response to a sliding motion of the piston; a fuel injection opening that injects fuel gas into the active gas which is suctioned into the scavenging port; and a fuel injecting valve that opens and closes a fuel supply path through which a fuel tank, communicates with the fuel injection opening, and is disposed in an space isolated from the scavenging chamber.


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