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:
Jul. 16, 2024

Filed:

Nov. 08, 2023
Applicant:

Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;

Inventors:

Kazuhiro Ohmae, Atsugi, JP;

Jun Miyagawa, Numazu, JP;

Shiro Tanno, Kawasaki, JP;

Shinji Harada, Shizioka-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 21/02 (2006.01); F02M 57/06 (2006.01);
U.S. Cl.
CPC ...
F02M 21/0206 (2013.01); F02M 57/06 (2013.01); F02M 2200/44 (2013.01); F02M 2200/50 (2013.01);
Abstract

A hydrogen engine in which hydrogen gas is supplied into a combustion chamber as fuel, comprises: an injector for injecting hydrogen gas; a pressure accumulation chamber communicating with an injection hole of the injector; a communication hole communicating with the pressure accumulation chamber and the combustion chamber; and a pressure accumulation chamber defining portion provided between the injector and the combustion chamber and defining the pressure accumulation chamber and the communication hole. The pressure accumulation chamber defining portion is formed separately from the injector and has a thermal conductivity equal to or higher than a thermal conductivity of a combustion chamber wall defining the combustion chamber.


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