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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.

Patent No.:

US 12753730 B1

PDFFull Text
Date of Patent:
Oct. 06, 2026

Filed:

Mar. 07, 2023

Combustion mode switching engine

Applicant:

Pd Aerospace, Ltd., Nagoya, JP;

Inventor:

Shuji Ogawa, Aichi, JP;

Assignee:

PD AeroSpace, LTD., Aichi, JP;

Attorney:

Amin, Turocy & Watson, LLP

Primary Examiner:

Jason H Duger

Int. Cl.
CPC ...
F02K 9/78 (2006.01); F02C 5/00 (2006.01); F02C 5/02 (2006.01); F02K 7/06 (2006.01); F02K 7/067 (2006.01); F02K 7/075 (2006.01); F02K 7/20 (2006.01); F02K 9/66 (2006.01); F02K 9/74 (2006.01); F23R 7/00 (2006.01); F02K 7/12 (2006.01); F02K 7/14 (2006.01); F02K 7/16 (2006.01); F02K 7/18 (2006.01);
U.S. Cl.
CPC ...
F02K 9/78 (2013.01); F23R 7/00 (2013.01); F02C 5/00 (2013.01); F02C 5/02 (2013.01); F02K 7/06 (2013.01); F02K 7/067 (2013.01); F02K 7/075 (2013.01); F02K 7/12 (2013.01); F02K 7/14 (2013.01); F02K 7/16 (2013.01); F02K 7/18 (2013.01); F02K 7/20 (2013.01); F02K 9/66 (2013.01); F02K 9/74 (2013.01);
Abstract

A rotating detonation engine comprising: an outer cylinder that extends in an axial direction; a base that is connected to the outer cylinder, and comprises a plurality of fuel injection ports positioned in a circular ring shape and injecting a fuel, and a plurality of oxidizing agent injection ports positioned in a circular ring shape and injecting an oxidizing agent; an inner cylinder that is positioned in the outer cylinder, and is positioned in the axial direction relative to the base; and a mechanism that switches a combustion space, wherein the combustion space is switched in accordance with a combustion mode.

Find Patent Forward Citations

Ogawa, Shuji. (2026). Combustion mode switching engine (U.S. Patent No. 12753730). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12753730

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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